P1349
Variable Valve Timing System Malfunction Bank 1
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)
Symptoms
- Reduced engine power
- Increased fuel consumption
- Unstable idling
- Check Engine Light Illuminates
- Deterioration in acceleration dynamics
Causes
- VVT solenoid valve malfunction
- Dirty or clogged oil passages
- Mechanical damage to the phase shifter
- Problems with the wiring harness or connectors
- Low or incorrect engine oil level
How to Fix
- Check the level and condition of the engine oil
- Diagnose VVT solenoid valve
- Check the condition of the oil channels of the VVT system
- Inspect the phase shifter for mechanical damage
- Check electrical connections and integrity of wiring harness