What does fault code ECM-P030592 mean?

Diagnostic fault code details for ECM-P030592 (Volvo S60 (2011–), Volvo S80 (2007–), Volvo S80 (2007–)). Repair service at OBD Tuning.

VOLVO

ECM-P030592 - Cylinder 5 Misfire Detected. Component Failures. Performance or incorrect operation

System

Engine Control Module (ECM)

Volvo models this fault code applies to

Applies to the following models:

3 models

S60 (2011–), S80 (2007–), V70 (2008–)

Show models by year and engine (9)

What does this fault code mean?

The engine control module (ECM) sets the fault code when it detects emission-related misfires on cylinder 5 after the engine starts. The code shows that cylinder 5 is the misfiring cylinder and belongs to the codes for incorrect operation.

Possible causes

Low fuel level
The engine does not reach operating temperature between several cold starts
Poor fuel quality, for example summer fuel in winter
Clogged or leaking injection valve
Uneven compression
Incorrectly calculated ethanol content

What you can do

1Read the fault codes; camshaft control codes should be traced first
2Check the fuel level, the fuel quality and the engine oil level
3Check the intake system and the crankcase ventilation for leaks or clogging
4If you have a diagnostic tool: read the misfire counter for cylinder 5 with the engine running and see whether it stands out from the other cylinders
5Have a workshop with diagnostic equipment check the injection valve, the fuel pressure and the compression on cylinder 5

Symptoms you may notice5

Starting is difficult and the engine cranks slowly
Uneven idle
Poor performance and lack of power
The engine hesitates or jerks when driven
The Check engine light lights up or behaves abnormally

What the fault can affect2

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

General guidance for car owners. Diagnosis on the car can point to a different cause.