P1345
SGC (Cam Position) Sensor Circuit Malfunction/ Crankshaft Position - Camshaft Position Correlation
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–78 (est.)
Symptoms
- Difficulty starting the engine
- Unstable engine idling
- Power Loss
- Increased fuel consumption
- Check Engine light comes on
Causes
- Faulty camshaft position sensor
- Damage to sensor wiring or connectors
- Timing phase mismatch (stretched chain/belt)
- Sensor gear is dirty or damaged
- Problems with the phase shifter (in VVT systems)
How to Fix
- Check the condition of the camshaft position sensor
- Check the integrity of the wiring and connectors
- Check timing marks for compliance
- If necessary, replace the sensor or timing components
- Check the functionality of the phase change system (if equipped)