VOLVO
ECM-2C3D - Injector cyl 4. Signal too low
System
Motorstyring (ECM)
Volvo-modeller feilkoden gjelder for
Gjelder følgende modeller:
2 modellerS80 (1999–2006), XC90 (2003–)
Vis modeller per årsmodell og motor (2)
Hva betyr feilkoden?
The injector for cylinder 4 has a signal that is too low, which can be caused by the signal wire being shorted to ground or by a damaged injector.
Mulige årsaker
- Signal wire to cylinder 4 shorted to ground
- The injector is damaged
Hva du kan gjøre
- 1Read and note the code, clear it and road test
- 2Inspect the cylinder 4 wire for chafing where it may have touched the body
- 3Use a multimeter to check that the signal wire to cylinder 4 has no contact with ground
- 4If you have a diagnostic tool: read the cylinder 4 signal in live data with the engine running and compare it with the other cylinders
- 5If the wire is intact but the fault remains, have a workshop check the cylinder 4 injector
Symptomer du kan merke2
- The malfunction indicator lamp (MIL) is on
- The engine is not running on all cylinders
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