P1345 – Infiniti DTC

Infiniti DTC P1345 – CKP/CMP signals – signal malfunction

DTC P1345 meaning on Infiniti

1. DTC P1345 indicates a malfunction in the signals from the Crankshaft Position (CKP) sensor and Camshaft Position (CMP) sensor in an Infiniti vehicle.

Infiniti DTC P1345 symptoms

• Check Engine Light (CEL) illuminated on the dashboard.
• Engine may run rough or misfire.
• Reduced engine performance.

Infiniti DTC P1345 causes

• Wiring issues or poor connections in the CKP or CMP sensor circuits.
• Defective CKP sensor or CMP sensor.
• Timing chain or belt alignment problems.

Infiniti DTC P1345 seriousness

1. If left unresolved, DTC P1345 can lead to engine performance issues and potential damage.

How to diagnose DTC P1345 on Infiniti

1. Use a scan tool to retrieve the trouble code and freeze frame data.
2. Inspect the wiring and connectors for the CKP and CMP sensors for any damage or corrosion.
3. Test the CKP and CMP sensors using a multimeter to check for proper resistance and voltage signals.
4. Check the timing chain or belt alignment for any issues.

How to fix DTC P1345 on Infiniti

1. Repair any damaged wiring or connectors in the CKP and CMP sensor circuits.
2. Replace the CKP sensor or CMP sensor if faulty.
3. Adjust or replace the timing chain or belt if misaligned.

How to erase DTC P1345 on Infiniti

1. After fixing the underlying issue, use a scan tool to clear the trouble code and reset the Check Engine Light.