The screen says either "STOP: Engine Temperature Fault - Stop the vehicle" or just "Engine Fault - Repair needed". The temperature warning light is also on. Checked under the bonnet, and coolant was just under maximum - no apparent over-heating - didn't steam at all unscrewing the cap. Left it an hour to cool down completely and still got Location: West Sussex/Hampshire. Our C4GP has stopped recognising one of our keys completely and is now starting to fail to recognise the second. We've replace batteries in both fobs and followed the manual instructions to reset the key. We have started inserting the key under the start/stop button with every journey yet when we go to turn the I just bought a second hand Grand Picasso 65 plate and already having an issue with the Airbag or Pretensioner fault. After reading other threads I thoroughly checked wiring and connections under the seats - no issues there. Hi Guys, Thanks for your reply guys, the battery seems fine and I couldn't find a blown fuse on the fuse board in the engine compartment. I ran a lexia test on it today, that seems to point towards the engine relay. Does anyone know a way to test the relay before I get a new one. The fault code was B9A0 'Starter Control Relay Fault'. Sep 16, 2022 · The most common causes for AC not cooling properly in Citroen C4 are low or overcharged refrigerant, compressor malfunction, clogged cabin air filter, dirty condenser or evaporator coils, dirty or sluggish blower motor, and bad fuse or relay. Less common causes are clogged expansion valve or orifice tube, overcharged oil, faulty blend door Fri Dec 16 2011, 11:08am. I have 2007 Grand Picasso. When it started to get frosty we have had engine management faulty, handbrake faulty and service light come on. You cannot drive the car as it will only rev to 2000. After several attempts of starting, it will drive with service light on but not on full power. NQpWILB.

citroen c4 grand picasso engine fault