The car juddered, beeped and died and would not restart, it was showing anti-pollution fault, gearbox fault & handbrake fault one after the other. The handbrake did operate manually. I got assistance to push it into the road works to allow the traffic to flow. I checked the warning logs and all of the above faults were listed. F14 15 Air conditioning, Bluetooth® hands-free kit, automatic gearbox selector, airbag, instrument panel F15 30 Locking and unlocking F16 SHUNT F17 40 Heated rear screen Fuse box number 2 Citroen C4 Picasso - fuse box - under dashboard 2 Citroen C4 Picasso – fuse box – under dashboard (fuse box numer 2) Reference Ampere rating [A] Function Citroen ZF 4HP14 Automatic Transmission Repair Manual PDF.rar: 43.1Mb: Download: Citroen SAXO/XSARA/XSARA/PICASSO RTa 1970 Service Manual.pdf: 2.8Mb: Download: Owners Workshop Manual Citroen GS & GSA 1971-1985 Service Manual.rar: 29.7Mb: Download: Service and Repair Manual Citroen diesel engine 1984-1996.rar: 12.2Mb: Download The gearbox is an automated manual, and needs to be driven with care to smooth the changes, particularly first to second. We've had it 3 years it's been making the banging noise for a couple of months and it seems to be getting worse. Could be engine mounts. Hi all ! I have owned a Picasso C4 1.6e-HDI Exclusive 65 plate since January, now on 18,500 miles It is due its 2 year Service in September and when I bought it from Evans Halshaw I bought a 3 year Service Plan so this entitles me to the basic service this year (no MOT due til 2018 of course and it is still under Citroen warranty). 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. 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 What to look for when buying a Citroën C4 Picasso 2013 - 2018, covering common problems to check for and overall vehicle reliability. Incorrect gear might be selected. Common Citroen C4 QVFxM.