P1145
Intake Valve Timing Control Performance Bank 2
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$28–133 (est.)
Symptoms
- Check Engine Light Illuminates
- Reduced engine power
- Increased fuel consumption
- Unstable engine operation at idle
- A characteristic knocking sound from the valve cover area
Causes
- Low oil level or incorrect oil used
- Dirty or clogged VVT solenoid
- Mechanical damage to the VVT system
- Open or short circuit in control circuit
- Camshaft position sensor malfunction
How to Fix
- Check the level and quality of engine oil
- Clean or replace VVT solenoid
- Check the control circuit and connectors for damage
- Diagnose the operation of the camshaft and crankshaft sensors
- Replace VVT system components if necessary