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Old 29th April 2022, 07:49   #6
hogweed
I really should get out more.......
 
Vauxhall Insignia CDTi; MG TF 135

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Quote:
Originally Posted by SD1too View Post
Are we to assume it's rear since, as Roger points out, it's impossible for the DCU to distinguish between the two at the front.

I don't know... the TOAF SRStool (same author as TOAF, but a separate module for the Autoliv SRS fitted to later models like mine) gives the facility to toggle sensors on and off; in the case of the pretensioners, it lists the front ones separately.


However, my test confirmed what you'd expect - if the airbag light is on, and the tool indicates a front pretensioner, switching either left or right off kills it.


Who knows - maybe the software author felt it more "correct" to do it this way, or anticipated its use on (maybe non-Rover?) cars with separate wiring, or whatever.


Either way, it's a very useful little tool - when our highly experienced T4 man uses it in preference to T4, it says something...


I didn't even know there were rear pretensioners. Perhaps they don't cause trouble, as there isn't any movement of the seat to disrupt connection
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Past cars: MGB GT; Escort 1300 Sport; Vauxhall VX4/90; Marina Coupe TC; Celica ST (1972); Montego Turbo; Astra GTE 16V; Astra GSI 16V; Golf GTI 16V (Mk II); Sierra XR4x4 Estate; BMW 325i (E30); BMW M3 3.0; BMW M3 3.2 Evo. Left some of the more embarrassing ones out. And about 30 motorbikes.
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