Powertrain
generic / SAE
P22D4
Turbocharger Turbine Inlet Valve Position Sensor Circuit
A general electrical fault on the turbine inlet valve position sensor — open, shorted, or out of plausibility.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number2 / D4
Possible causes
- Position sensor failed high
Symptoms
- Check engine light on
- Significant power loss / limp mode
- Possible blue or black smoke from exhaust
- Whistling or hissing sound from intake
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 120–800 €
- Estimated time: 0.7–3 h
- Component: turbine inlet valve
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012