trop de pression turbo on dirait et effectivement ça vient bien d'une lecture de surpression :
http://engine-codes.com/P0234.htmlcauses possibles (sur une auto "d'origine" je suppose) : - Boost pressure sensor harness is open or shorted
- Boost pressure sensor circuit poor electrical connection
- Faulty boost pressure sensor
- Faulty Turbo/Super Charger
- Engine over temperature
- Ignition misfire exceeds the calibrated threshold
- Faulty Knock sensor (KS)