P0022 A Camshaft Position - Timing Over-Retarded (Bank 2)
What does P0022 mean?
P0022 — A Camshaft Position - Timing Over-Retarded (Bank 2) (bank 2). This is an OBD-II diagnostic trouble code a scanner retrieves when your vehicle's computer detects a camshaft position - timing over-retarded (bank 2) on bank 2. The level of risk depends on how the vehicle is currently running and how long you've been driving with the light on.
Common causes of P0022
- VVT oil control valve stuck closed
- Clogged oil passages to the phaser
- Low engine oil pressure
- Failed phaser or stretched timing chain
How to fix P0022
- Confirm oil level and freshness
- Command the solenoid to verify phaser response
- Clean or replace the oil control valve
- Measure oil pressure at the phaser
- Inspect the chain and phaser and replace worn parts