Deactivation/Intake Valve Control Circuit Bank 1
Generic electrical fault on the cylinder deactivation/intake valve control circuit on bank 1. The mechanism that switches off intake valves on selected cylinders cannot be commanded.
Affected components
- Cylinder deactivation solenoid
- Actuator wiring
Common causes
- High likelihood: Deactivation solenoid failed
- Medium likelihood: Wiring break or unplugged connector
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
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.