Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides Sep 08 2015 Location: teesside. Hi, I have a 09 C4 Grand Picasso, it is the

You will find below several pictures which will help you find your OBD connector in your Citroen C4 Picasso (2006 - 2013). The OBD2 port is on the left of the steering wheel Unscrew the screw one quarter turn and remove the cover Find a compatible scanner for Citroen C4 Picasso (2006 - 2013) The OBD2 connector is on the right The P0344 code indicates that there’s an issue with the signal coming from the Bank 1 camshaft position sensor. The PCM has lost the signal in Bank 1, the engine bank that holds the first cylinder. While this is a generic powertrain code for most makes/models, there are some that use it to indicate something else.
TG, referring back to the link to the Citroen specific OBD2 pinout in your post of Thurs 13th Feb, the PIN 14 (CAN Low) has a description “J-2284 / K-Line Central door locking system”. I only just realised the potential relevance of this – or it could be just coincidental.
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citroen c4 picasso obd location 2015