Semi automatic wote start and pops up with gear box fault and when it is running it wote let me change to reverse Wote start and pops up saying gear box fault and when it does start it wote select gears or go in to reverse. 2011 Citroen C4 1.6 Posted: Sep 6, 2022
Joined: Tue Sep 15, 2015 6:38 pm. x 5018. Re: ET6G gearbox fault. by GiveMeABreak » Fri Jul 24, 2020 3:52 pm. Hi Steen. Your Gearbox ECU has gone into a backup mode caused by the fault. P171A means there is coherence fault in the CAN and brake wiring and this will prevent gears above third being selected. Suspect areas: Gearbox ECU.
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citroen c4 picasso auto gearbox faults
