Powertrain
generic / SAE
P22C5
Turbocharger Compressor Outlet Valve Control Circuit/Open
The drive circuit for the turbocharger compressor outlet valve (also called diverter valve or blow-off valve) is open. The valve releases boost pressure when the throttle closes to prevent compressor surge.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number2 / C5
Possible causes
- Solenoid winding open high
- Pin pushed back out of connector body low
- Cracked solder joint inside the module or sensor low
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–500 €
- Estimated time: 0.5–2.5 h
- Component: turbocharger
- Component: diverter valve
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012