Powertrain
generic / SAE
P262B
Control Module Power Off Timer Performance
The internal power-down timer of the engine controller does not run as expected. The module either stays awake too long after key-off (battery drain) or shuts down too early (no aftertreatment cool-down or learn-write).
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / 2B
Possible causes
- Intermittent main relay opens early medium
- Software timer counter corrupted medium
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–4 h
- Component: control module
- Component: main relay
- MIL / check engine light
Sources
References
sae:J2012