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Old 28th April 2019, 12:31   #31
macafee2
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Rover 75 Saloon & Tourer

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Quote:
Originally Posted by MarkS View Post
As I understand the standard, pin 4 (green) of the 12S socket should be wired directly to the battery positive (via a 10A fuse).
There should be no split charge relay (et al) in the circuit, in the car.

Haynes manual 4292 Rover 75 shows it as being pin 2!

But (British) standards being (EU) standards, who knows.

Perhaps somebody with a 12S socket can confirm this.
you may well be right but alas that does not answer the question

From memory, if there is no split charge then a caravan fridge can result in the car battery being flattened if the caravan is left connected with the fridge on and engine not running, may need to be "overnight". Also the car could use the caravan battery to try and start if the cars battery does not have sufficient puff to start the car.

I think my saloon has suffered this problem as I don't think it has a split charge relay. My tourer has a split charge.

macafee2
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