Powertrain
generic / SAE
P06DD
Engine Oil Pressure Control Circuit Performance Stuck Off
Same as P06DA with the regulator stuck in low-pressure (off) state - oil pressure cannot be raised on demand.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number6 / DD
Possible causes
- Regulator stuck off high
- Carbon or debris buildup preventing free movement low
- Component wear with age - mechanical play low
Symptoms
- Check engine light on
- Possible limp mode or no-start
- Multiple follow-up faults across modules
- Reset/relearn may be needed after repair
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–800 €
- Estimated time: 1–3.5 h
- Component: oil pressure regulator
- MIL / check engine light
Sources
References
sae:J2012