OBD-II code · Powertrain (generic, extended)
P22CA Turbocharger Compressor Outlet Switching Valve Control Circuit/Open
The drive circuit for the turbocharger compressor outlet switching valve is open. On twin-turbo or sequential boost setups, this valve routes the compressor outlet between low-pressure and high-pressure stages.
Is it safe to drive with P22CA?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySolenoid winding open
- Less likelyPin pushed back out of connector body
- Less likelyCracked solder joint inside the module or sensor
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.7–3 h
- Emissions test
- Likely to fail
- Parts involved
- Turbocharger, Boost Switching Valve
Related codes
- P22C7Turbocharger Compressor Outlet Valve Control Circuit High
- P22C8Turbocharger Compressor Outlet Valve Stuck Open
- P22C9Turbocharger Compressor Outlet Valve Stuck Closed
- P22CBTurbocharger Compressor Outlet Switching Valve Control Circuit Low
- P22CCTurbocharger Compressor Outlet Switching Valve Control Circuit High
- P22CDTurbocharger Compressor Outlet Switching Valve Stuck Open
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.