Powertrain
generic / SAE
P2292
Injector Control Pressure Erratic
ICP signal is unstable or jumps — connector or sensor issue, or air in the high-pressure oil rail. A flow-deviating injector throws off cylinder balance — adjacent cylinders run leaner/richer to compensate, often masking the root cause until the trim limit is hit.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number2 / 92
Possible causes
- Air in HP oil rail high
- Connector with intermittent contact under vibration low
- Harness routed against vibrating component low
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–2000 €
- Estimated time: 1–5 h
- Component: injector control pressure sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012