After diagnosing with my generic testing equipment I got the errors P1434 and P1435 (mulitplexed pump fault). With some searching I found the correct replacement part (part number 9817154080 in my case), bought it and filled it up with the correct eolys fluid. Changing the parts didn't fix anything yet thought, so I had to order a Citroen
Sep 29, 2012 · Update on earlier post re: C4 Coupe 1.6 HDi 110 EGS The fuel pressure sensor was replaced yesterday and the little s**t got 50 yds under mild acceleration before the engine cut and the depollution fault reappeared. DPF fluid is not showing a fault so there is a degree of head scratching going on.
Sep 6, 2020 · Fault code: U0415 Fault with the information sent by either the ABS/ESP ECU or the electric parking brake ECU: Value received incorrect. The average front wheel speed information on the CAN is incorrect. The time of appearance of the fault code is 1s. Context of appearance of the fault code: Ignition on.
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citroen c4 grand picasso fault codes