Powertrain
generic / SAE
P05D8
PCV Regulator Valve Control Circuit Open
The control circuit of the electrically actuated PCV regulator valve has an open circuit. The ECU cannot adjust crankcase ventilation flow against engine load - typically affects emissions and oil consumption under high load.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number5 / D8
Possible causes
- Open in valve or harness high
- Pin pushed back out of connector body low
- Cracked solder joint inside the module or sensor low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 80–300 €
- Estimated time: 0.4–1.5 h
- Component: pcv regulator valve
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012