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Search: Posts Made By: SD1too
Forum: The 75 and ZT Owners Club General Forum 15th December 2019, 09:41
Replies: 2
Views: 166
Posted By SD1too
I haven't seen that issue but I imagine it is a...

I haven't seen that issue but I imagine it is a reprint of the articles which first appeared about fifteen years ago. After doing the job myself I reviewed the Car Mechanics account and promptly...
Forum: Technical Help Forum 11th December 2019, 11:20
Replies: 9
Views: 453
Posted By SD1too
James, I'm beginning to wonder whether you...

James,

I'm beginning to wonder whether you do have a fault at all. When I activate my heated seat straight after a cold start I don't feel warmth immediately. This is, of course, when the leather...
Forum: Social Forum 8th December 2019, 16:58
Replies: 11
Views: 477
Posted By SD1too
I like your thread title Alan, very appropriate....

I like your thread title Alan, very appropriate. It's a line from the title song to 'Whatever happened to the Likely Lads?' isn't it. The verse ends with:
Is the only thing to look forward to, the...
Forum: Technical Help Forum 8th December 2019, 16:50
Replies: 61
Views: 2,470
Posted By SD1too
Sorry for the very late reply but yes, that is...

Sorry for the very late reply but yes, that is what I would attempt to do.

Simon
Forum: Technical Help Forum 8th December 2019, 11:18
Replies: 61
Views: 2,470
Posted By SD1too
That's the heater flow and RAVE shows it...

That's the heater flow and RAVE shows it connected low down to the RH cylinder bank. I'd suggest that if you remove the engine undertray you'll probably get a good view from beneath.

I think...
Forum: Technical Help Forum 6th December 2019, 14:43
Replies: 81
Views: 2,897
Posted By SD1too
Thanks Galambosi. It's worth noting that both...

Thanks Galambosi. It's worth noting that both faults turned out to be very simple; nothing wrong with the flywheel after all! Diagnosis is always the tricky bit. It requires a lot of patience and...
Forum: V8 Forum 6th December 2019, 14:34
Replies: 32
Views: 1,648
Posted By SD1too
This does tend to suggest that the battery is...

This does tend to suggest that the battery is faulty, provided that you used your smart charger to charge it fully before the week's trial.

Thanks for the translation by the way. :}

Simon
Forum: V8 Forum 6th December 2019, 12:33
Replies: 32
Views: 1,648
Posted By SD1too
What on earth is your "Dizzle" Chris? :shrug: ...

What on earth is your "Dizzle" Chris? :shrug:

Simon
Forum: Technical Help Forum 6th December 2019, 09:56
Replies: 81
Views: 2,897
Posted By SD1too
Recap

That's excellent news and thanks for concluding this thread. Just to be clear though, as you had two threads running, is this an accurate summary of the outcome?

The misfire was an incorrectly...
Forum: Technical Help Forum 5th December 2019, 19:09
Replies: 9
Views: 735
Posted By SD1too
Officially it's press ECON or press AUTO, a...

Officially it's press ECON or press AUTO, a toggling action if you like. I know that deselecting ECON so that neither it nor the AUTO button is illuminated has been mentioned on the forum but it's...
Forum: The 75 and ZT Owners Club General Forum 5th December 2019, 17:08
Replies: 19
Views: 859
Posted By SD1too
Thanks Ben for taking the time and trouble to...

Thanks Ben for taking the time and trouble to answer my questions.

I could not have known that you have fitted aftermarket camshafts to your engine when I mentioned the service tool specific to...
Forum: The 75 and ZT Owners Club General Forum 5th December 2019, 09:58
Replies: 19
Views: 859
Posted By SD1too
How did you share the tasks? It would be an...

How did you share the tasks? It would be an understatement to say that it was "a pain" for one person to hold two sprocket wheels in a precise position against considerable valve spring pressure with...
Forum: Technical Help Forum 5th December 2019, 09:36
Replies: 5
Views: 250
Posted By SD1too
They're the knock sensors. You'd have had...

They're the knock sensors.

You'd have had better access if you'd chosen to remove the manifold chamber but it's not a nice job whichever method is used.

Simon
Forum: The 75 and ZT Owners Club General Forum 4th December 2019, 14:40
Replies: 19
Views: 859
Posted By SD1too
A lot of detail is missing here. Ben, could you...

A lot of detail is missing here. Ben, could you explain how you managed to ...

Align the two inlet sprockets and hold them against valve spring pressure whilst simultaneously lacing the new belt...
Forum: The 75 and ZT Owners Club General Forum 3rd December 2019, 18:22
Replies: 5
Views: 377
Posted By SD1too
Peter; in your earlier thread I said several...

Peter; in your earlier thread I said several times that the problem was unlikely to be the air conditioning compressor.

Neither have I. I do hope that you're not about to make the same mistake...
Forum: Technical Help Forum 3rd December 2019, 11:33
Replies: 9
Views: 453
Posted By SD1too
I don't know James but looking at the wiring...

I don't know James but looking at the wiring diagram in RAVE the seat heaters have three switches in series. First the ignition switch supplies the +12v, then there's a thermostat inside the seat and...
Forum: The 75 and ZT Owners Club General Forum 3rd December 2019, 10:18
Replies: 19
Views: 859
Posted By SD1too
Hello Alan, The E-Bay seller to whom you've...

Hello Alan,

The E-Bay seller to whom you've linked is an authorised X-Part dealer of unblemished reputation so you couldn't do better. It's good to see that the front timing belt tensioner pulley...
Forum: The 75 and ZT Owners Club General Forum 2nd December 2019, 22:01
Replies: 13
Views: 510
Posted By SD1too
I'd appeal to you Al to have a little humanity...

I'd appeal to you Al to have a little humanity and understanding for our furry friends. Even during rain and freezing temperatures cats will venture outdoors to seek out soil and try their best to...
Forum: Technical Help Forum 2nd December 2019, 21:41
Replies: 67
Views: 3,051
Posted By SD1too
Think about the comparative surface areas, the...

Think about the comparative surface areas, the fan sizes and the function of the two heat exchangers. I'm surprised that you need "relevant references". It's surely obvious to someone with your level...
Forum: Technical Help Forum 2nd December 2019, 17:36
Replies: 67
Views: 3,051
Posted By SD1too
Not by a factor which would keep the coolant...

Not by a factor which would keep the coolant below the opening temperature of the thermostat! The heat loss through the matrix is minuscule compared with that generated and dispersed by the radiator...
Forum: Technical Help Forum 2nd December 2019, 17:26
Replies: 67
Views: 3,051
Posted By SD1too
In post no. 33 Jim gives more detail which may be...

In post no. 33 Jim gives more detail which may be of interest.

Alan; I think you're allowing your familiarity with the diesel engine to colour your judgement. None of the factors you mention...
Forum: Technical Help Forum 2nd December 2019, 12:56
Replies: 67
Views: 3,051
Posted By SD1too
Post no. 39. Simon

Post no. 39.

Simon
Forum: Technical Help Forum 2nd December 2019, 12:32
Replies: 67
Views: 3,051
Posted By SD1too
Hello again Alan, It seems to be generally...

Hello again Alan,

It seems to be generally accepted that diesels produce much less heat than petrol engines. You say that your coolant reaches only 72 degrees so a functioning standard 88 degree...
Forum: Technical Help Forum 2nd December 2019, 09:53
Replies: 67
Views: 3,051
Posted By SD1too
Your questions Jim

Yes.

According to your temperature readings, both digital and using the gauge, your thermostat is not functioning properly. Can you trust your garage to have followed the MGR refilling and...
Forum: Technical Help Forum 1st December 2019, 11:16
Replies: 12
Views: 447
Posted By SD1too
I don't subscribe to the premise of "cheaper oil"...

I don't subscribe to the premise of "cheaper oil" versus brand marketing Thanos. My view is that so long as it meets the ACEA A2 or A3 specification, which all oils will these days, it will do its...
Forum: Technical Help Forum 1st December 2019, 10:57
Replies: 67
Views: 3,051
Posted By SD1too
The oil cooler should not be by-passed unless...

The oil cooler should not be by-passed unless done temporarily if oil and coolant are mixing.

Simon
Forum: Technical Help Forum 30th November 2019, 10:35
Replies: 12
Views: 447
Posted By SD1too
I'd say you'd be wasting your time and money....

I'd say you'd be wasting your time and money. Your engine will benefit from Comma Flush Out as I've already said.

Renew it.

Simon
Forum: Technical Help Forum 30th November 2019, 10:32
Replies: 12
Views: 447
Posted By SD1too
It has a lower viscosity than normal service...

It has a lower viscosity than normal service engine oil yes, but that's a necessary feature of an oil designed to flush. Secondly, even though Thanos' engine might be "properly maintained" according...
Forum: Technical Help Forum 29th November 2019, 23:01
Replies: 12
Views: 447
Posted By SD1too
Ahhh. :o That may be so but you have sludge...

Ahhh. :o

That may be so but you have sludge indicating poor past maintenance. This needs addressing.

It doesn't matter, whichever you prefer.

The sludge has nothing to do with the viscosity...
Forum: Technical Help Forum 29th November 2019, 18:35
Replies: 12
Views: 447
Posted By SD1too
As Chris says Thanos, that's the clue. In your...

As Chris says Thanos, that's the clue. In your circumstances this Rover expert's advice is:

Use Comma 'Flush Out' flushing oil immediately to remove the sludge which will be very bad for your...
Forum: Technical Help Forum 29th November 2019, 18:22
Replies: 67
Views: 3,051
Posted By SD1too
To do it according to the MGR workshop manual...

To do it according to the MGR workshop manual involves removing the plastic manifold chamber and one of the inlet manifolds so yes, it will take some time and care. I'm rather concerned about this...
Forum: Technical Help Forum 29th November 2019, 14:12
Replies: 5
Views: 250
Posted By SD1too
That "something" will be flattening of the 'O'...

That "something" will be flattening of the 'O' ring seals Jim. When you've fitted everything into place, be sure to move the plastic clips on the straight pipe fully outwards so that they are...
Forum: Technical Help Forum 29th November 2019, 11:27
Replies: 81
Views: 2,897
Posted By SD1too
Comma Flush Out...

Comma Flush Out (https://www.commaoil.com/passenger-vehicles/products/view/539), available from motor factors and even Wilco on-line!

Simon
Forum: Technical Help Forum 29th November 2019, 11:21
Replies: 67
Views: 3,051
Posted By SD1too
Readers could misunderstand that Alan. We are...

Readers could misunderstand that Alan. We are discussing coolant temperature here, not air conditioning. The radiator fan operates according to coolant temperature in any mode; 'Econ' or 'Auto'.
...
Forum: Technical Help Forum 29th November 2019, 09:58
Replies: 4
Views: 323
Posted By SD1too
Hi Julian, Don't take Mr. Previous Owner's...

Hi Julian,

Don't take Mr. Previous Owner's word for it, take it to pieces and check that the parts look as if they've been recently fitted. While you're at it, inspect the electrical connector...
Forum: Technical Help Forum 29th November 2019, 09:43
Replies: 67
Views: 3,051
Posted By SD1too
Hi Jim, It's safe, but your engine is...

Hi Jim,

It's safe, but your engine is running too cool. This will affect oil temperature, fuel consumption and heater performance.

The thermostat's spec. is to begin opening at 88 degrees. That...
Forum: The 75 and ZT Owners Club General Forum 28th November 2019, 10:15
Replies: 18
Views: 696
Posted By SD1too
Surely not Steve. It is insisted by some...

Surely not Steve. It is insisted by some well-known members of this forum that such a suggestion amounts to blasphemy! ;)

Simon
Forum: Technical Help Forum 28th November 2019, 10:03
Replies: 7
Views: 310
Posted By SD1too
Hi Mike, Typhoon190 may well be right by...

Hi Mike,

Typhoon190 may well be right by suspecting a faulty temperature sender but I'd just like to check a couple of things with you first.


You say that the temperature gauge "works". What...
Forum: Technical Help Forum 27th November 2019, 22:01
Replies: 67
Views: 3,051
Posted By SD1too
It doesn't get any better does it James. :o ...

It doesn't get any better does it James. :o

I hate to say this but that's too cool. Your thermostat must be faulty. The running temperature should be in the low nineties.

Simon
Forum: Technical Help Forum 27th November 2019, 21:55
Replies: 81
Views: 2,897
Posted By SD1too
It seems to have had some effect Gambalosi. ;) ...

It seems to have had some effect Gambalosi. ;)

You don't. If the cheap oil meets the MGR spec., which dates back nearly twenty years so it is bound to, then it will be fine. In my view and...
Forum: Technical Help Forum 27th November 2019, 20:27
Replies: 81
Views: 2,897
Posted By SD1too
:clap: Well done. Remember my little story from...

:clap:
Well done. Remember my little story from earlier ...

And the moral?

:D

As for the hydraulic tappets, I'm very pleased to hear that the flushing oil made a significant difference. ;)...
Forum: Technical Help Forum 26th November 2019, 15:50
Replies: 81
Views: 2,897
Posted By SD1too
Just Google "NGK triple electrode sparking plugs"...

Just Google "NGK triple electrode sparking plugs" and you'll see.
The plugs you have bought are the conventional single electrode type. These are not the same as those specified and originally...
Forum: The 75 and ZT Owners Club General Forum 26th November 2019, 11:23
Replies: 21
Views: 1,586
Posted By SD1too
:wss: Quentin Willson said that November is...

:wss:

Quentin Willson said that November is the best time to buy a car because no-one else is! If Bones can hang on until the spring he/she'll have an improved chance of finding a new home.
...
Forum: Technical Help Forum 26th November 2019, 11:15
Replies: 45
Views: 2,337
Posted By SD1too
The 75/ZT systems are actually partially digital,...

The 75/ZT systems are actually partially digital, this principally being intercommunication between ECUs (including the instrument pack). Otherwise there are still a large number of electromechanical...
Forum: Technical Help Forum 26th November 2019, 10:18
Replies: 81
Views: 2,897
Posted By SD1too
Neither did I. Car maintenance is full of...

Neither did I. Car maintenance is full of surprises. It's unwise to theorise too deeply. :D

My original factory-fitted sparking plugs were of the triple electrode design and so were the...
Forum: The 75 and ZT Owners Club General Forum 26th November 2019, 09:59
Replies: 5
Views: 298
Posted By SD1too
You can; I bought what appears to be a genuine...

You can; I bought what appears to be a genuine officially labelled disc this year. But you're quite right Rick to point out that the factory system is now 20 years old. On the other hand its...
Forum: The 75 and ZT Owners Club General Forum 25th November 2019, 19:28
Replies: 5
Views: 298
Posted By SD1too
Hello Farid and :welcome: to the club. ...

Hello Farid and :welcome: to the club.

You're actually proposing a major job. The sat. nav. computer resides in the boot together with the video module and radio module. You will therefore need...
Forum: Factory Fit Highline & Lowline Navigation Systems 25th November 2019, 19:20
Replies: 4
Views: 200
Posted By SD1too
I've had exactly this trouble Jennifer. Try...

I've had exactly this trouble Jennifer. Try pressing and holding the eject button until the disc pops out.

The reason that it's now saying 'no disc' is because it isn't spinning and being read....
Forum: Technical Help Forum 25th November 2019, 19:14
Replies: 33
Views: 1,107
Posted By SD1too
I expressed my concern at the beginning about...

I expressed my concern at the beginning about your charging voltage.

Simon
Forum: Technical Help Forum 25th November 2019, 19:07
Replies: 81
Views: 2,897
Posted By SD1too
Your questions

1.0 mm is the correct gap for the KV6. Reducing it has been done on the 4 cylinder engine but not, to my knowledge, on the KV6. After all, it's not an easy job extracting the plugs from the RH bank....
Forum: Technical Help Forum 25th November 2019, 11:56
Replies: 4
Views: 310
Posted By SD1too
Hello Sam and :welcome: If your condenser is...

Hello Sam and :welcome:

If your condenser is in poor physical condition, and this can be checked visually, your air conditioning will not perform well in the summer but it should not produce a...
Forum: Technical Help Forum 24th November 2019, 13:57
Replies: 33
Views: 1,107
Posted By SD1too
First of all Pete, which of your six cars are you...

First of all Pete, which of your six cars are you talking about? ;)

An alternator output of 14.6 volts is at the very top of the acceptable range. It might be "overcharging" your battery.

Simon
Forum: V8 Forum 24th November 2019, 13:53
Replies: 32
Views: 1,648
Posted By SD1too
Chris, Your evidence of frequently failing...

Chris,

Your evidence of frequently failing batteries strongly suggests that they're not been kept sufficiently charged due to infrequent use of the cars.

I'd say that it won't be ok Chris. The...
Forum: Technical Help Forum 23rd November 2019, 23:48
Replies: 2
Views: 213
Posted By SD1too
Ancillary belt

John,

Another member told me that the idler wheel is also used as the pulley on the tensioner. However, the entire tensioner assembly is only marginally more expensive so it hardly seems worth the...
Forum: Technical Help Forum 23rd November 2019, 23:35
Replies: 81
Views: 2,897
Posted By SD1too
I disagree [Joe] Galambosi. Burning oil produces...

I disagree [Joe] Galambosi. Burning oil produces blue smoke. Thin white smoke indicates coolant in the combustion chamber, similar to that produced when the engine is started in very cold conditions...
Forum: Technical Help Forum 23rd November 2019, 17:48
Replies: 81
Views: 2,897
Posted By SD1too
What do you think this is? You believe that...

What do you think this is?

You believe that you have a noisy hydraulic tappet on no. 5. That means that there's a large gap between the top of the valve stem and the camshaft lobe. The valve will...
Forum: Technical Help Forum 23rd November 2019, 13:57
Replies: 7
Views: 337
Posted By SD1too
Your first idea is on the money Dave. There's no...

Your first idea is on the money Dave. There's no need to remove the bonnet switch. Trace its supply wire, yellow/brown, back to connector C1227/C1228. This connector also carries the supply to the...
Forum: Technical Help Forum 23rd November 2019, 13:38
Replies: 3
Views: 273
Posted By SD1too
Lightbulb Yes Cliff, I recognise the poor performance...

Yes Cliff, I recognise the poor performance climbing gradients, even mild ones. The first thing to do is to remove the four screws fixing the balance VIS actuator on the side of the manifold chamber....
Forum: Technical Help Forum 23rd November 2019, 12:09
Replies: 93
Views: 2,921
Posted By SD1too
Thanks Joe. That all looks as expected. There's...

Thanks Joe. That all looks as expected. There's no connection to the incoming medium speed wire and there's no third relay in the control box so I remain puzzled.
Still, the important thing is that...
Forum: Technical Help Forum 23rd November 2019, 10:02
Replies: 93
Views: 2,921
Posted By SD1too
Thanks Joe but I'm happy with the relays, it's...

Thanks Joe but I'm happy with the relays, it's the wiring to the loom plugs in which I'm now interested.
If you look closely you'll see a tiny number moulded into the plastic beside each wire...
Forum: Technical Help Forum 22nd November 2019, 19:58
Replies: 4
Views: 352
Posted By SD1too
Hello Graeme, You can buy the screw head...

Hello Graeme,

You can buy the screw head separately: PYP 100 08. (https://rimmerbros.com/Item--i-PYP10008)

Simon
Forum: Technical Help Forum 22nd November 2019, 15:59
Replies: 93
Views: 2,921
Posted By SD1too
That should be a lower power motor for the 1.8...

That should be a lower power motor for the 1.8 litre engines and is the early design with the large and small relay function opposite to the resistor type. The U and UR wires are still slow and fast...
Forum: Technical Help Forum 22nd November 2019, 14:25
Replies: 93
Views: 2,921
Posted By SD1too
2 speed resistor control box, petrol, marked SRB2

Of course Mike.
Yellow is the +12v supply to both relay coils (always live).
Blue is earthed by the ECM to operate the low speed relay (small, centre position).
Blue/red is earthed by the ECM to...
Forum: Technical Help Forum 22nd November 2019, 14:15
Replies: 81
Views: 2,897
Posted By SD1too
No, sorry, I'll try a better explanation. When...

No, sorry, I'll try a better explanation.
When you remove the manifold chamber (black plastic moulding) and look at the right hand bank (at the rear of the engine compartment) you should see an...
Forum: Technical Help Forum 22nd November 2019, 13:40
Replies: 93
Views: 2,921
Posted By SD1too
2 speed resistor system

What's happening there Mike is as follows.

On a 3 speed system the increases are additive. So medium speed is obtained by activating both the low speed and the medium speed relay. So on a 2 speed...
Forum: Technical Help Forum 22nd November 2019, 09:50
Replies: 93
Views: 2,921
Posted By SD1too
Perhaps your refrigerant charge is low. If so,...

Perhaps your refrigerant charge is low. If so, the system would have to work harder raising the high pressure side which might trip the trinary switch to run the high speed radiator fan ....

I'm...
Forum: Technical Help Forum 22nd November 2019, 09:38
Replies: 81
Views: 2,897
Posted By SD1too
When you did this, was the small earth cable...

When you did this, was the small earth cable attached properly? As you stand at the radiator, it's on the far right hand side.

Also, there are two screws holding the back of the manifold chamber...
Forum: Technical Help Forum 21st November 2019, 18:02
Replies: 5
Views: 285
Posted By SD1too
Effectively, this is the answer to your question...

Effectively, this is the answer to your question because it tells the ECM the position of the camshafts.

I need voltage readings John, "seem ok" doesn't really help.

Simon
Forum: Technical Help Forum 21st November 2019, 17:51
Replies: 93
Views: 2,921
Posted By SD1too
Indeed, that is our current understanding prior...

Indeed, that is our current understanding prior to Joe's thread. On a 3 speed system "low" runs at 100 degrees and "medium" at 106. That means that if speed 1 (on a 2 speed system) covers both these,...
Forum: Technical Help Forum 21st November 2019, 14:16
Replies: 93
Views: 2,921
Posted By SD1too
If true, this means that the fast speed of a 2...

If true, this means that the fast speed of a 2 speed system triggers at 105 degrees and not at 112 degrees as we believe at the moment. I pointed out earlier that 105 degrees is the point at which...
Forum: Technical Help Forum 21st November 2019, 10:05
Replies: 5
Views: 285
Posted By SD1too
I can't see how a camshaft sensor could affect...

I can't see how a camshaft sensor could affect cranking speed although it can prevent the engine firing.
It would be interesting to see the voltage across the battery before and during cranking.
...
Forum: Technical Help Forum 21st November 2019, 09:46
Replies: 93
Views: 2,921
Posted By SD1too
Thank you Joe for your kind message to us both....

Thank you Joe for your kind message to us both. :bowdown:
Your case was a strange one and I still don't understand it but I'm glad that your repair worked!

Simon
Forum: Technical Help Forum 20th November 2019, 14:48
Replies: 5
Views: 285
Posted By SD1too
Hello John, Try charging your new battery...

Hello John,

Try charging your new battery externally for 24 hours. It may not have been fully charged when you received it.

How do you know that the starter motor is ok?

Simon
Forum: Technical Help Forum 20th November 2019, 09:56
Replies: 81
Views: 2,897
Posted By SD1too
RAVE gives P0305 as cylinder 5. Simon

RAVE gives P0305 as cylinder 5.

Simon
Forum: Technical Help Forum 20th November 2019, 09:46
Replies: 8
Views: 443
Posted By SD1too
There are quite a lot of them Albert. Removing...

There are quite a lot of them Albert. Removing the relevant road wheel and referring to your Haynes manual will probably provide the information you need. Once you've identified the fittings which...
Forum: Technical Help Forum 20th November 2019, 09:38
Replies: 45
Views: 2,337
Posted By SD1too
Here it is Dave...

Here it is Dave (https://the75andztclub.co.uk/forum/showpost.php?p=1547805&postcount=15).

Simon
Forum: The 75 and ZT Owners Club General Forum 19th November 2019, 11:41
Replies: 6
Views: 335
Posted By SD1too
John, Your profile says that you don't have...

John,

Your profile says that you don't have a car. :confused: Can you update it please?

As you're in Australia I will assume for now that you have a 2.5 litre KV6. If that's the case then you...
Forum: Technical Help Forum 19th November 2019, 11:34
Replies: 6
Views: 432
Posted By SD1too
Do you think that's why they are failing Dave? By...

Do you think that's why they are failing Dave? By that I mean not slowing down for speed humps. I hate them as much as anyone else does but I find that it's very rare for a following driver to...
Forum: Technical Help Forum 19th November 2019, 10:47
Replies: 20
Views: 953
Posted By SD1too
That's o.k. Simon (if you look back at page 1)...

That's o.k. Simon (if you look back at page 1) ....

Regarding this ...

It's interesting that the very same people who insist with unquenched passion that MG Rover's word must be followed to the...
Forum: Technical Help Forum 18th November 2019, 09:38
Replies: 45
Views: 2,337
Posted By SD1too
We are talking about the KV6 here not the diesel...

We are talking about the KV6 here not the diesel so I'm not sure where a "PWM output" comes into it. :shrug:

Could you please tell us exactly how the fan control is modified following these coding...
Forum: Technical Help Forum 17th November 2019, 18:57
Replies: 20
Views: 953
Posted By SD1too
I don't doubt it and that's one reason why I...

I don't doubt it and that's one reason why I don't let garages repair my cars. :getmecoat:

I recall reading many threads where members ask for advice about brake servicing and the point is always...
Forum: Technical Help Forum 17th November 2019, 18:31
Replies: 20
Views: 953
Posted By SD1too
Doesn't that description apply to the front...

Doesn't that description apply to the front brakes?

Simon
Forum: Technical Help Forum 17th November 2019, 18:27
Replies: 45
Views: 2,337
Posted By SD1too
Plus, I would contend, a faulty cooling system. ...

Plus, I would contend, a faulty cooling system.

I have the original 3 speed fan. I have never heard the radiator fan operate after stopping the engine, even in the hottest summers (after all, the...
Forum: The 75 and ZT Owners Club General Forum 17th November 2019, 18:02
Replies: 20
Views: 966
Posted By SD1too
Peter, Time for a quick reminder of what I...

Peter,

Time for a quick reminder of what I said in post no. 4:

Your recent observation that the noise is now heard when the power steering operates ....

... places doubt on your theory.
...
Forum: Technical Help Forum 17th November 2019, 00:17
Replies: 45
Views: 2,337
Posted By SD1too
Poor flow through the heater won't cause high...

Poor flow through the heater won't cause high coolant temperature Alan.

Dave's fan has two speeds, as he states in the post you've quoted.

Simon
Forum: V8 Forum 17th November 2019, 00:12
Replies: 32
Views: 1,648
Posted By SD1too
That is a problem, especially when you have four...

That is a problem, especially when you have four cars! ;)
A solar charger is a waste of time on a discharged battery.

OK, an 'off load' measurement tells us very little. What does your voltmeter...
Forum: Technical Help Forum 17th November 2019, 00:05
Replies: 93
Views: 2,921
Posted By SD1too
Joe, I cannot enlarge your thumbnail photograph....

Joe, I cannot enlarge your thumbnail photograph. Can you post it using another method please?

Simon
Forum: Technical Help Forum 16th November 2019, 19:32
Replies: 15
Views: 1,058
Posted By SD1too
Automec (http://www.automec.co.uk) have been the...

Automec (http://www.automec.co.uk) have been the leaders in this sort of thing for as long as I can remember Gary.

Simon
Forum: V8 Forum 16th November 2019, 17:56
Replies: 32
Views: 1,648
Posted By SD1too
It's time to invest in a couple of smart...

It's time to invest in a couple of smart maintenance chargers Chris.

Did you say that the battery voltage when connected to your V8 is 13.0 - 13.5 volts when the ignition key is turned to 'start'?...
Forum: Technical Help Forum 16th November 2019, 17:47
Replies: 3
Views: 196
Posted By SD1too
Hello Fred, It's been discovered that, with...

Hello Fred,

It's been discovered that, with the flywheel/drive plate pin inserted on a correctly timed engine, the rear sprocket marks don't quite align. This isn't a fault and it isn't covered by...
Forum: Technical Help Forum 16th November 2019, 17:34
Replies: 20
Views: 953
Posted By SD1too
From reading RAVE it seems that the caliper...

From reading RAVE it seems that the caliper housing is the sliding part containing the pads.
The caliper carrier is the part bolted to the hub.

The torque wrench settings table actually says...
Forum: Technical Help Forum 16th November 2019, 12:06
Replies: 93
Views: 2,921
Posted By SD1too
I wish I knew Joe! Were diesel 75s sold in...

I wish I knew Joe!

Were diesel 75s sold in Australia?

Simon
Forum: Technical Help Forum 16th November 2019, 09:55
Replies: 93
Views: 2,921
Posted By SD1too
Thanks for repeating the test using the...

Thanks for repeating the test using the instrument pack diagnostics Joe. Unfortunately those results don't make sense. They correspond approximately with the medium speed only of a 3 speed system....
Forum: Technical Help Forum 16th November 2019, 09:40
Replies: 45
Views: 2,337
Posted By SD1too
I've just re-read that thread and charlie_22...

I've just re-read that thread and charlie_22 actually says the opposite. Here's an extract from his opening post describing that his fan doesn't run after stopping the engine:

Unfortunately he...
Forum: Technical Help Forum 15th November 2019, 17:09
Replies: 45
Views: 2,337
Posted By SD1too
All evidence is potentially useful but on the...

All evidence is potentially useful but on the face of it the "heat soak" condition would not trigger the fan on a 2 speed system. This is because the connection which the ECM earths (UY) to achieve...
Forum: The 75 and ZT Owners Club General Forum 15th November 2019, 11:32
Replies: 20
Views: 966
Posted By SD1too
You'll need a specific service tool to release...

You'll need a specific service tool to release the shaft nut. I'd recommend that you find a company which repairs automotive air conditioning compressors and give the job to them.

Before you do...
Forum: Technical Help Forum 15th November 2019, 11:18
Replies: 93
Views: 2,921
Posted By SD1too
Joe, Can you change to using the instrument...

Joe,

Can you change to using the instrument pack diagnostics to monitor the coolant temperature please. I'd like to check that your Hans system isn't giving you high readings.

Simon
Forum: Technical Help Forum 15th November 2019, 10:51
Replies: 91
Views: 3,884
Posted By SD1too
It won't be the flywheel. Simon

It won't be the flywheel.

Simon
Forum: Technical Help Forum 15th November 2019, 09:48
Replies: 91
Views: 3,884
Posted By SD1too
Car fault diagnosis is certainly unpredictable at...

Car fault diagnosis is certainly unpredictable at the best of times but that's an unexpected discovery. I gave up on clutches decades ago so I have no knowledge of the 75/ZT system or the Tazu but...
Forum: Technical Help Forum 14th November 2019, 19:53
Replies: 45
Views: 2,337
Posted By SD1too
The symptoms which Dave is describing are exactly...

The symptoms which Dave is describing are exactly what happens when a system isn't pressurising properly. The cooling effect becomes highly dependent upon road speed and running temperature varies...
Forum: Technical Help Forum 14th November 2019, 17:35
Replies: 14
Views: 548
Posted By SD1too
Good tools will last for your lifetime Simon, as...

Good tools will last for your lifetime Simon, as well as saving you huge labour costs every time you use them. ;)

Remember that saying: you'll remember the quality long after you've forgotten the...
Forum: Technical Help Forum 14th November 2019, 12:28
Replies: 93
Views: 2,921
Posted By SD1too
Thanks Joe. As Arctic has said, that tells us...

Thanks Joe. As Arctic has said, that tells us that your resistor and fan control system is working.

So, the next time during driving that the temperature reaches 105 degrees, can you stop and...
Forum: Technical Help Forum 14th November 2019, 12:20
Replies: 5
Views: 349
Posted By SD1too
Hi Mike, This might be of assistance. ...

Hi Mike,

This might be of assistance.

My copy of RAVE gives the ECM connector as C0371. Physically this is two connectors which are "incorporated into one main connector". The total number of...
Forum: Technical Help Forum 14th November 2019, 09:43
Replies: 45
Views: 2,337
Posted By SD1too
Apologies for my confusion Dave. I see that you...

Apologies for my confusion Dave. I see that you have said several times that you have a 2 speed system. Thanks for the correction.

I would urge you to do that yourself but if not, print the MGR...
Forum: Technical Help Forum 14th November 2019, 09:29
Replies: 93
Views: 2,921
Posted By SD1too
Try starting the engine from cold then...

Try starting the engine from cold then immediately pressing the demist button. Does the fan run then?
Before fitting, did you check the silver resistor for continuity?

A squeal usually indicates...
Forum: Technical Help Forum 14th November 2019, 09:17
Replies: 91
Views: 3,884
Posted By SD1too
Why would anyone even consider doing that when an...

Why would anyone even consider doing that when an inexpensive product is available specifically manufactured for the task?

Simon
Forum: Technical Help Forum 13th November 2019, 23:58
Replies: 5
Views: 349
Posted By SD1too
Mike, I had a misfire last year. The MIL...

Mike,

I had a misfire last year. The MIL didn't illuminate. T4 identified no. 5 but that's as far as its diagnosis goes. It simply lists every connector in the circuit and suggests that they're...
Forum: The 75 and ZT Owners Club General Forum 13th November 2019, 23:47
Replies: 20
Views: 966
Posted By SD1too
But was the ancillary belt tensioner replaced...

But was the ancillary belt tensioner replaced then? That was my question. :shrug:

Simon
Forum: Technical Help Forum 13th November 2019, 23:42
Replies: 91
Views: 3,884
Posted By SD1too
Using a new filter just for the flush has the...

Using a new filter just for the flush has the advantage that there's no used oil in the mix. If you choose this option it would be wise to fill the filter with flushing oil before fitting it since...
Forum: The 75 and ZT Owners Club General Forum 13th November 2019, 21:20
Replies: 20
Views: 966
Posted By SD1too
Peter, Always bear in mind that engaging the...

Peter,

Always bear in mind that engaging the air conditioning compressor places a heavy load upon the engine so an increase in noise could be a lot of things, not solely the compressor.

How...
Forum: Technical Help Forum 13th November 2019, 21:13
Replies: 45
Views: 2,337
Posted By SD1too
Kv6

Dave, I think you are referring to the slow speed triggering at 100 increasing to the medium speed at 106, am I right?

There's a problem with your cooling system. It should not need the medium...
Forum: Technical Help Forum 13th November 2019, 20:00
Replies: 206
Views: 10,813
Posted By SD1too
I've just reviewed your thread and I see that...

I've just reviewed your thread and I see that you've put Wonderweld in your cooling system. :devil:

That suggests that the Wonderweld has seen your thermostat mechanism as something which needs to...
Forum: Technical Help Forum 13th November 2019, 15:40
Replies: 45
Views: 2,337
Posted By SD1too
I beg to differ Mike. The slow speed fan should...

I beg to differ Mike. The slow speed fan should run well before 110 degrees is reached.

Dave,

First of all and most importantly, your profile says that you haven't got a car. :duh: If we are to...
Forum: Technical Help Forum 13th November 2019, 14:24
Replies: 206
Views: 10,813
Posted By SD1too
105 degrees is high. The fan should start at 100...

105 degrees is high. The fan should start at 100 degrees.
88 degrees is too low. The thermostat will only just be starting to open then. You should be seeing a stable temperature in the low...
Forum: Technical Help Forum 13th November 2019, 14:15
Replies: 91
Views: 3,884
Posted By SD1too
Ancillary drive belt

There are five items for which a torque setting is specified. One of these, the top arm bracket to RH engine mounting, requires 100 Nm. If you're going to do this job to a high standard then it makes...
Forum: Technical Help Forum 12th November 2019, 10:07
Replies: 4
Views: 476
Posted By SD1too
Your battery's level of charge was too low on a...

Your battery's level of charge was too low on a cold November morning. You need to buy or borrow a mains powered smart charger and charge your battery for at least 24 hours, preferably longer, to...
Forum: Technical Help Forum 12th November 2019, 09:59
Replies: 16
Views: 843
Posted By SD1too
:eek: That means you're driving at 110 mph! Try...

:eek: That means you're driving at 110 mph! Try reducing speed.

Simon
Forum: Technical Help Forum 12th November 2019, 09:46
Replies: 91
Views: 3,884
Posted By SD1too
:iagree: Indeed, and the way to remove the...

:iagree:

Indeed, and the way to remove the uncertainty is to do the job yourself. :D Once you have the ancillary belt off you will be able to spin the pulleys and assess their condition and make...
Forum: Technical Help Forum 12th November 2019, 00:01
Replies: 91
Views: 3,884
Posted By SD1too
I question the mechanic's story. I don't believe...

I question the mechanic's story. I don't believe that it is possible to dismantle the pulleys for re-greasing, then reassemble them. These sort of components have for decades been made as disposable...
Forum: Technical Help Forum 11th November 2019, 19:42
Replies: 6
Views: 303
Posted By SD1too
Well done. Exhausts are always a struggle. When...

Well done. Exhausts are always a struggle. When reassembling and after cleaning them up, if you smear the nut and bolt threads with Copper Ease (or equivalent), the next time you need to remove them...
Forum: Technical Help Forum 11th November 2019, 18:36
Replies: 91
Views: 3,884
Posted By SD1too
I'm not surprised. That is a fantastic story. ...

I'm not surprised. That is a fantastic story.

We've heard your engine running. It's noisy. I think you said that there's been no improvement. So how does he know that the pulleys are not...
Forum: Technical Help Forum 11th November 2019, 18:22
Replies: 6
Views: 303
Posted By SD1too
For both exhaust manifolds RAVE says: ...

For both exhaust manifolds RAVE says:

Release exhaust pipe from front rubber mountings.
Remove two bolts securing exhaust pipe to front support bracket.
Remove four nuts securing front pipe...
Forum: Technical Help Forum 11th November 2019, 18:01
Replies: 91
Views: 3,884
Posted By SD1too
You can do that if you wish, yes, but I guarantee...

You can do that if you wish, yes, but I guarantee that the flushing oil will look black whether you have noisy tappets or not. Therefore one flush might be successful and the only way you will know...
Forum: Technical Help Forum 11th November 2019, 10:04
Replies: 91
Views: 3,884
Posted By SD1too
As this is your first experience with Flush Out,...

As this is your first experience with Flush Out, I recommend that you follow the manufacturer's instructions on the carton. From memory they specify something like ten minutes' running.

Yes, but...
Forum: Technical Help Forum 10th November 2019, 21:11
Replies: 63
Views: 2,246
Posted By SD1too
Yes, sorry Alan. The mix up proves my point...

Yes, sorry Alan. The mix up proves my point nicely! I've corrected my original post.

Simon
Forum: Technical Help Forum 10th November 2019, 19:12
Replies: 63
Views: 2,246
Posted By SD1too
That's true and a very wise move but what about...

That's true and a very wise move but what about the constant 100mA drain you previously reported? :shrug:

By the way, I can't see your pictures. Can you upload them to this forum's image gallery?...
Forum: Technical Help Forum 10th November 2019, 13:52
Replies: 91
Views: 3,884
Posted By SD1too
Start by finding a product available in Germany...

Start by finding a product available in Germany then consult the manufacturer's instructions. If you decide to buy Comma Flush Out from the UK then yes, it is supplied in a 5 litre container. This...
Forum: Technical Help Forum 10th November 2019, 13:36
Replies: 7
Views: 227
Posted By SD1too
:laughing2: I still have a tube, bought...

:laughing2:

I still have a tube, bought years ago, of Girling green mechanical brake grease (https://mullard.org/products/girling-mechanical-brake-grease-25g-pfg101). Have you scoured the...
Forum: Technical Help Forum 10th November 2019, 11:49
Replies: 19
Views: 929
Posted By SD1too
Not all charging devices have this protection...

Not all charging devices have this protection though Jon. Not all manufacturers offer a comprehensive specification either so it can be a struggle to find out. Let the buyer beware!

Unless you...
Forum: Technical Help Forum 10th November 2019, 10:29
Replies: 91
Views: 3,884
Posted By SD1too
Hello Galambosi, To address possible noisy...

Hello Galambosi,

To address possible noisy hydraulic tappets, drain the oil and refill with flushing oil according to the manufacturer's instructions. In the UK I use Comma 'Flush Out' but I'm...
Forum: Technical Help Forum 10th November 2019, 09:46
Replies: 9
Views: 302
Posted By SD1too
The highest range you have Ian is 2MΩ but you're...

The highest range you have Ian is 2MΩ but you're extremely unlikely to need that in automotive fault finding! Any reading in the megohm range will suggest an open, or break in the path you're...
Forum: Technical Help Forum 9th November 2019, 17:56
Replies: 9
Views: 302
Posted By SD1too
Sorry for jumping in on your replies David. I...

Sorry for jumping in on your replies David. I thought that you were off-line at the time and that Ian might be waiting for an answer. Then we both ended up typing at the same time and unaware of...
Forum: Technical Help Forum 9th November 2019, 17:43
Replies: 9
Views: 302
Posted By SD1too
No, it would be 0.5 ohms. You'll note that the...

No, it would be 0.5 ohms.
You'll note that the 200 ohm range can display tenths of an ohm. It will therefore show a decimal point and you will get a reading of whole ohms and tenths of an ohm.
...
Forum: Technical Help Forum 9th November 2019, 17:32
Replies: 7
Views: 227
Posted By SD1too
According to the official-looking sales...

According to the official-looking sales information given, Bremtech Pad Goo can be used on the back and edges of brake pads. With that in mind, why are you doubtful about using it on the edges of...
Forum: Technical Help Forum 6th November 2019, 22:49
Replies: 91
Views: 3,884
Posted By SD1too
Why? :shrug: Simon

Why? :shrug:

Simon
Forum: Technical Help Forum 4th November 2019, 16:26
Replies: 18
Views: 491
Posted By SD1too
A philosophical question

I have noticed the following principle, not only in this club, but in others too.

When faced with a choice of diagnoses ranging from reasonably straightforward to virtually stripping and...
Forum: Technical Help Forum 3rd November 2019, 14:53
Replies: 21
Views: 811
Posted By SD1too
Yes you can Steve. Open the diesel control box,...

Yes you can Steve. Open the diesel control box, remove a relay of the same physical size and fit it to the car you're working on.
It's only the whole control box assembly which cannot be exchanged...
Forum: Technical Help Forum 3rd November 2019, 14:47
Replies: 11
Views: 518
Posted By SD1too
Connect an external battery charger for 30 hours...

Connect an external battery charger for 30 hours Mel. As roverbarmy says, your battery is discharged.

Simon
Forum: Social Forum 3rd November 2019, 09:53
Replies: 36
Views: 2,237
Posted By SD1too
On "mental health" Dave, "reacting normally to an...

On "mental health" Dave, "reacting normally to an abnormal set of circumstances" is how I've seen it described (Scottish psychiatrist R.D. Laing paraphrased). After your experience, would you agree...
Forum: The 75 and ZT Owners Club General Forum 3rd November 2019, 09:39
Replies: 55
Views: 2,346
Posted By SD1too
Only cars? What about the "dangerous levels of...

Only cars? What about the "dangerous levels of nitrogen dioxide" from vans, HGVs, buses and coaches?

It's always the private motorist who pays.

Simon
Forum: Technical Help Forum 2nd November 2019, 22:32
Replies: 18
Views: 491
Posted By SD1too
That depends Mike on whether "whistles" includes...

That depends Mike on whether "whistles" includes tensioners and idler pulleys. ;) Were they definitely renewed?

Unfortunately that thread is inconclusive.

Simon
Forum: Technical Help Forum 2nd November 2019, 21:28
Replies: 18
Views: 491
Posted By SD1too
From my own experience I'd say that's one of the...

From my own experience I'd say that's one of the following:

Cut(s) in the rubber of the ancillary drive belt.
Worn ancillary belt tensioner and/or idler pulley.
Worn timing belt tensioner...
Forum: Technical Help Forum 2nd November 2019, 21:21
Replies: 21
Views: 811
Posted By SD1too
No David. That's the heater blower motor relay. ...

No David. That's the heater blower motor relay.

Steve,

You don't need to go as far as stripping a complete fan system from another car on the evidence you've presented so far. All you need to...
Forum: Technical Help Forum 2nd November 2019, 18:52
Replies: 18
Views: 491
Posted By SD1too
What sort of noise Gareth? Simon

What sort of noise Gareth?

Simon
Forum: Technical Help Forum 2nd November 2019, 16:27
Replies: 63
Views: 1,615
Posted By SD1too
Only if hamfisted bodger man has been at them! :D...

Only if hamfisted bodger man has been at them! :D

Simon
Forum: Technical Help Forum 2nd November 2019, 16:22
Replies: 24
Views: 687
Posted By SD1too
KV6 engine

Hi David,


MG Rover issued a technical bulletin to dealers on the subject of checking the oil level of the KV6 engine. You are quite right that it is permissible to check the level when the...
Forum: Technical Help Forum 2nd November 2019, 10:51
Replies: 3
Views: 166
Posted By SD1too
5W30 is actually listed for the 1.8 non-turbo...

5W30 is actually listed for the 1.8 non-turbo engine but for climates where temperatures fall below minus 30 degrees C. It's therefore not the best choice for the UK! :rolleyes: You are wiser than...
Forum: The 75 and ZT Owners Club General Forum 2nd November 2019, 10:42
Replies: 3
Views: 474
Posted By SD1too
It's very likely Sebastien as I have V527 UNV on...

It's very likely Sebastien as I have V527 UNV on file as belonging to a club member as well as 543 and 568.

I would need the VIN to be sure. Is it readable from the windscreen?

Simon
Forum: Technical Help Forum 2nd November 2019, 10:28
Replies: 63
Views: 1,615
Posted By SD1too
Earlier this week ... It will be interesting...

Earlier this week ...

It will be interesting to see what happens when this is fitted.

Simon
Forum: Technical Help Forum 1st November 2019, 23:25
Replies: 63
Views: 1,615
Posted By SD1too
That's the sort of thing that prevents the system...

That's the sort of thing that prevents the system pressurising properly. I've had similar on my SD1 when a defective brazed joint on the metal expansion tank caused problems. Why don't you fix the...
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