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Engine-Codes – Scion – P0345 Scion

P0345 Scion Code - Camshaft Position Sensor 'A' Circuit Bank 2

Quick Answer

The P0345 diagnostic trouble code (DTC) for Scion vehicles indicates a problem with the Camshaft Position Sensor 'A' Circuit Bank 2. Common causes include Faulty camshaft position sensor, Damaged or corroded wiring connecting the sensor to the ECM, Issues with the ECM receiving and interpreting data from the sensor. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0345 Scion indicates Camshaft Position Sensor 'A' Circuit Bank 2.
Common causes
Common causes include Faulty camshaft position sensor, Damaged or corroded wiring connecting the sensor to the ECM, Issues with the ECM receiving and interpreting data from the sensor.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P0345 Scion Description

The P0345 diagnostic trouble code (DTC) for Scion vehicles indicates a problem with the Camshaft Position Sensor 'A' Circuit Bank 2. The camshaft position sensor is a crucial component that monitors the position of the camshaft in relation to the crankshaft. This information is vital for the engine control module (ECM) to accurately determine the fuel injection and ignition timing. In Bank 2, the sensor is responsible for monitoring the camshaft position in one of the engine's cylinder banks.

OBDII Code P0345 Scion - Camshaft Position Sensor 'A' Circuit Bank 2
P0345 Scion Code - Camshaft Position Sensor 'A' Circuit Bank 2

Common Causes of P0345 Scion

  1. Faulty camshaft position sensor
  2. Damaged or corroded wiring connecting the sensor to the ECM
  3. Issues with the ECM receiving and interpreting data from the sensor
  4. Mechanical issues with the camshaft itself
  5. Electrical problems such as a blown fuse or relay in the circuit

Symptoms of P0345 Scion

  1. Rough idling or engine vibrations
  2. Poor acceleration and reduced power
  3. Engine misfires or hesitation during acceleration
  4. Engine stalling or difficulty starting
  5. Check Engine Light illuminated on the dashboard

How to Fix P0345 Scion

  1. Begin by diagnosing the specific cause of the issue using a diagnostic scanner to read the DTC and perform further testing on the camshaft position sensor and related components.
  2. Replace the faulty camshaft position sensor if it is determined to be the root cause of the problem. Ensure the new sensor is properly calibrated and installed.
  3. Check the wiring harness for any damage or corrosion and repair or replace any affected wires.
  4. Test the ECM to ensure it is receiving accurate data from the sensor and functioning correctly. Replace the ECM if necessary.
  5. Clear the DTC and perform a test drive to verify that the issue has been resolved and the vehicle is operating normally.

Cost to Fix P0345 Scion

The cost of repairing a P0345 DTC on a Scion vehicle can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing a camshaft position sensor can cost between $100 and $300, including parts and labor. However, if additional wiring or ECM repairs are needed, the total cost could be higher. Keep in mind that diagnostic time and labor rates at auto repair shops can fluctuate, so it's best to consult with a professional for an accurate estimate.

What does this mean?

Tech Notes for P0345 Scion

Sometimes and in some models, low battery voltage or a weak starter can trigger a Camshaft Position Sensor code.

When is the Code Detected?

The camshaft position sensor signal is not detected by the Engine Control Module(ECM) during the first few seconds of engine cranking

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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