A Rocker Arm Actuator Control Circuit / Open Bank 2
The controller cannot drive the rocker arm switching actuator A on bank 2. The valve lift mode cannot be switched on this bank.
Affected components
- Rocker arm actuator a b2
- Oil control valve
- Wiring harness
Common causes
- High likelihood: Open coil in oil control valve
- Medium likelihood: Broken control wire
Diagnostic notes
- The malfunction indicator lamp may illuminate
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.