P1005
Manifold Tunning Valve Control Performance
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)
Symptoms
- Reduced engine power
- Unstable idling
- Dips during acceleration
- Increased fuel consumption
- Check Engine Light Illuminates
Causes
- Intake tuning valve malfunction
- Open or short circuit in control circuit
- Valve connector problems
- Mechanical valve sticking
- Engine control unit malfunction
How to Fix
- Check the condition of the intake tuning valve
- Check the integrity of the control and power circuits
- Clean or replace a stuck valve
- Check system operation using a diagnostic scanner
- If necessary, replace the intake tuning valve