OBD code P0345 indicates a problem with the Camshaft Position Sensor A Circuit.
Symptoms include the Engine Light ON, lack of power, and engine stalling.
Common causes are a faulty sensor, wiring issues, or a weak battery.
This issue can affect engine performance, so it should be addressed promptly.
To fix it, inspect the sensor, wiring, and connectors for any damage or poor connections.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 6.67 (Out of 10) |
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Symptoms of the p0345 OBD Code
The vehicle may experience issues related to camshaft position sensor circuit malfunction (P0345).
- With OBD code P0345, the Engine Light will be ON.
- Lack/Loss of Power may be experienced.
- Engine Stall can occur.
Causes of the p0345 OBD Code
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Fault code P0345 is typically triggered by issues with the camshaft position sensor circuit.
- P0345 can be caused by a Faulty Camshaft Position Sensor.
- A Camshaft Position Sensor harness that is open or shorted.
- A Camshaft Position Sensor circuit with poor electrical connection.
- A Faulty starter motor.
- A Starting system circuit issue.
- A Dead (Weak) battery.
Fixing Error Code p0345 Step By Step
Replace the camshaft position sensor to address fault code P0345.
- To fix OBDII code P0345, first, review the possible causes related to the camshaft position sensor circuit.
- Visually inspect the wiring harness and connectors for any visible damage.
- Check the connector pins for signs of being broken, bent, pushed out, or corroded.
- If any issues are found, repair or replace the damaged components as necessary.
- Clear the fault code using a scan tool and monitor the system for proper operation.
- If the code returns, consider replacing the camshaft position sensor itself.
Cost Of Fixing p0345 Fault Code
Diagnosing and repairing fault code P0345 typically involves inspecting and possibly replacing the camshaft position sensor.
The cost to diagnose and fix OBD code P0345 typically ranges from $75 to $150, with an estimated repair time of 1. 0 hour.
Costs may vary based on labor rates, shop location, and the complexity of the repair needed.
Details of the p0345 OBD Code
Fault code P0345 relates to a camshaft position sensor circuit malfunction in the engine.
OBD code P0345 means that a malfunction has been detected in the camshaft position sensor A circuit bank 2. This code is triggered by the Engine Control Module (ECM) when it detects a discrepancy between the actual camshaft position and the expected camshaft position.
The signal involved in this code is related to the camshaft position sensor, which helps the ECM determine the precise position of the camshaft for fuel injection and ignition timing purposes.
Mechanic’s Tech Notes
Code P0345 indicates a malfunction in the camshaft position sensor circuit for bank 2.
To diagnose and fix OBDII code P0345, which indicates a camshaft position sensor A circuit malfunction, start by visually inspecting the sensor and its wiring harness for any visible damage.
Use a voltmeter to check for proper voltage at the sensor connector.
Test the sensor’s resistance to ensure it falls within specifications.
If no issues are found, use a scan tool to monitor the sensor’s data while the engine is running to check for erratic readings.
If necessary, replace the camshaft position sensor and clear the fault code.
Remember to reset the engine control module after any repairs.
FAQ
Symptoms of P0345 code: Engine Light ON, lack of power, engine stall. Causes: Faulty camshaft position sensor, wiring issues. Fix: Inspect sensor, wiring for damage.
A typical cause of a P0345 trouble code is a faulty camshaft position sensor, open/shorted sensor harness, poor electrical connection, or damaged components in the circuit.
Diagnose and repair a P0345 fault code by checking the camshaft position sensor, wiring harness, connectors, and related components for faults or damage.

Wrap Up
If your check engine light is on and you’re experiencing rough idling or stalling, OBDII code P0345 may indicate a faulty camshaft position sensor, damaged wiring, or poor sensor connection in the camshaft position sensor circuit.
To address OBDII code P0345, start by inspecting the camshaft position sensor and its wiring harness for any visible damage.
Test the sensor’s electrical connector for a secure fit and proper connection.
Consider replacing the camshaft position sensor if necessary to resolve the issue.