Hva betyr feilkode ECM-P030398?

Diagnose og feilkodedefinisjon for ECM-P030398 (Volvo S60 (2011–), Volvo S80 (2007–), Volvo S80 (2007–)). Bestill reparasjon hos OBD Tuning.

VOLVO

ECM-P030398 - Cylinder 3 Misfire Detected. Component Failures. Component or system over temperature

System

Motorstyring (ECM)

Volvo-modeller feilkoden gjelder for

Gjelder følgende modeller:

3 modeller

S60 (2011–), S80 (2007–), V70 (2008–)

Vis modeller per årsmodell og motor (9)

Hva betyr feilkoden?

The engine control module (ECM) registers misfires on cylinder 3 that can damage the catalytic converter, and the code is stored after the engine starts. The misfire can make the catalytic converter too hot, and the code shows that cylinder 3 is the one misfiring.

Mulige årsaker

Poor fuel quality, for example summer fuel in winter
Clogged crankcase ventilation
Uneven compression
Incorrectly calculated ethanol content
Damaged VVT unit
Clogged or leaking injection valve

Hva du kan gjøre

1Read the fault codes and trace camshaft-related codes first
2Check that the fuel is the right type for the season and that the fuel level is sufficient
3Check that the crankcase ventilation is not clogged and that the intake system does not leak
4If you have a diagnostic tool: read the misfire counter for cylinder 3 in live data with the engine running and see whether it stands out
5Have a workshop with diagnostic equipment check the injection valve and the VVT unit on cylinder 3, and the compression if needed

Symptomer du kan merke5

The engine starts with difficulty
Uneven idle
The engine feels weak and lacks power
The engine jerks or hesitates when driven
The Check engine light lights up or behaves abnormally

Hva feilen kan påvirke2

Rear oxygen sensor control is switched off
Lambda control is switched off

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