Powertrain
generic / SAE
P04FB
Crankcase Ventilation Hose Connection Sensor Range or Performance
The sensor that monitors PCV hose connection reports a value within plausible range yet inconsistent with the engine model - signal does not switch when the hose is moved during diagnosis, or shows offset against actual hose state.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number4 / FB
Possible causes
- Sensor signal offset high
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 60–250 €
- Estimated time: 0.4–1.2 h
- Component: pcv hose connection sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012