The computer sees a fault in the circuit of the cam timing solenoid on bank 1. The driver may notice rough idle or weak power.
Likely causes, most common first
- Faulty VVT solenoid
- Damaged wiring or connector
- Blown fuse
- Dirty oil affecting the solenoid
Parts usually involved
- VVT solenoid
- Solenoid connector
- Engine oil
Test before you replace
Measure solenoid resistance, check its power and command it with a scan tool.
General guidance for generic OBD2 codes. Always follow the maker's procedure for the car in front of you.