VOLVO
ECM-P120329 - Cylinder #3 Injector Circuit Open/Shorted. General Signal Failures. Signal signal invalid
System
Motorstyring (ECM)
Volvo-modeller feilkoden gjelder for
Gjelder følgende modeller:
2 modellerS80 (2007–), V70 (2008–)
Vis modeller per årsmodell og motor (2)
Hva betyr feilkoden?
The code for cylinder 3 is set when the engine control module (ECM) sees that the signal to the injector does not match what is expected, for example when it is too high or too low.
Mulige årsaker
- Contact resistance or oxidation in the connections
- Short circuit or open circuit on the wires to the injector
Hva du kan gjøre
- 1Read and note the code, clear it and road test to see whether it returns
- 2Check the connectors at injector cylinder 3 for contact resistance and oxidation
- 3Inspect the wires to cylinder 3 for chafing, breaks and pinching
- 4If you have a diagnostic tool: activate injector cylinder 3 and check that it operates
- 5If you find no fault: have a workshop check the injector
Symptomer du kan merke2
- The engine does not start, either occasionally or all the time
- Poor performance and lack of power while driving
Hva feilen kan påvirke1
- Injection stops
Generell veiledning for bileiere. Feilsøking på bilen kan peke på en annen årsak.