This is the part I think would be at fault Citroen C3 rear door lock. Have a read of removing the door card and removing the door solenoid pack to get an idea of the work involved. My favourite suppliers for our Citroen C3 parts and servicing: Page 93 Child safety Manual child lock Electric child lock Mechanical system to prevent opening of the Remote control system to prevent opening of Deactivation rear door using its interior control. the rear doors using their interior controls and F Press the button again. The control is located on the edge of each rear use of the rear electric Common Problems. 2. responses. Rasping throaty, exhaust -type sound coming from engine bay. There is a noise coming from the engine bay that sounds very much like a blowing exhaust. It gets louder on engine load and speed increase, but is not really audible at idle. Engine has approx.163, 2009 Citroen C3 1.4Hdi Airdream. Lack of lubrication. Moving parts always experience friction, so a possible cause of the driver-side door locks not working is a poorly lubricated door latch. For this issue, check if the latch mechanism on the door has any corrosion that could be hindering the lock. How To Fix It. Lubricating the door latch will easily resolve this issue. 1. The window winder - it just pulls off in a straight line. 2. The glass guide - when you have the door panel off and have gone through the foam membrane you need to remove the glass guide. It's right in front of the lock ( photo of where the torx screws are, photo of guide removed) - Do remember to refit this :D. 3. 2. Steering wheel adjustment control. 3. Lighting and direction indicator control stalk. 4. Instrument panel. 5. driver's airbag. Horn. 6. Gear lever. bonnet release. 8. door mirror controls. Electric window controls. Rear electric windows and doors deactivation control. Page 7 Overview Instruments and controls Steering lock and ignition. 2. Door open alert. I have a 2018 c3 Aircross flair which I bought new in November 2018. I had multiple problems which meant it was continually going back to the dealer. In June 2019 I drove 160 miles then didn't use the car for 3 days, then set off home on the 4th day. I drove approximately 80 miles then stopped at services for a break. Problems reported by others. 17. When using the rear wiper washer, the water comes out at the front wipers. The front and rear wipers use the same washer pump but it runs in opposite directions. It has 1 inlet but 2 outlets. If the outlet or the piping to the rear blocks, then the water will use the other outlet and go to the front wipers. uIkPg.