AutoCodesFord – P0345 2003 Ford F150

P0345 2003 Ford F150 Code - Camshaft Position Sensor Circuit Malfunction Bank 2

Quick Answer

The Camshaft Position Sensor is an electronic device used in an engine to record the rate at which the camshaft is spinning. Common causes include Faulty Camshaft Position Sensor, Camshaft Position Sensor harness is open or shorted, Camshaft Position Sensor circuit poor electrical connection. 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 2003 Ford F150 indicates Camshaft Position Sensor Circuit Malfunction Bank 2 .
Common causes
Common causes include Faulty Camshaft Position Sensor, Camshaft Position Sensor harness is open or shorted, Camshaft Position Sensor circuit poor electrical connection.
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.
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Code Popularity 8,192
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 13, 2019
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Code P0345 2003 Ford F150 Description

The Camshaft Position Sensor is an electronic device used in an engine to record the rate at which the camshaft is spinning. This information is used by the Engine Control Module(ECM) to control ignition and fuel injection. The camshaft position sensor senses the retraction of camshaft (intake) to identify a particular cylinder. The camshaft position sensor senses the piston position. The sensor system consists of a rotating part, typically a disc, as well as a static part, the actual sensor.
When the engine is running, the high and low parts of the teeth cause the gap with the sensor to change. The changing gap causes the magnetic field near the sensor to change. The change in the magnetic field cause the voltage from the sensor to change.
When the crankshaft position sensor (POS) system becomes inoperative, the camshaft position sensor provides various controls of engine parts instead, utilizing timing of cylinder identification signals.

*Sensor design may vary for your model and year
OBDII Code P0345 2003 Ford F150 - Camshaft Position Sensor Circuit Malfunction Bank 2  - AutoCodes.com
P0345 2003 Ford F150 Code - Camshaft Position Sensor Circuit Malfunction Bank 2

What are the Possible Causes of the DTC P0345 2003 Ford F150?

  • Faulty Camshaft Position Sensor
  • Camshaft Position Sensor harness is open or shorted
  • Camshaft Position Sensor circuit poor electrical connection
  • Variable Cam Timing (VTC) Solenoid
  • Faulty starter motor
  • Starting system circuit
  • Dead (Weak) battery

How to Fix the DTC P0345 2003 Ford F150?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0345 2003 Ford F150 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0345 2003 Ford F150 code?

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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.

Frequently Asked Questions about P0345 2003 Ford F150 Code

1. What does the OBDII code P0345 mean on a 2003 Ford F150?

P0345 indicates a malfunction in the Camshaft Position Sensor Circuit for Bank 2, meaning the sensor is not properly communicating with the vehicle's PCM.

2. What are the symptoms of code P0345 in a 2003 Ford F150?

Common symptoms include engine misfires, rough idling, poor fuel economy, difficulty starting, and in some cases, the engine may not start at all.

3. What causes the P0345 code on a 2003 Ford F150?

Possible causes include a faulty camshaft position sensor, damaged wiring or connectors in the sensor circuit, a failed PCM, or issues with the timing chain or camshaft.

4. How can I diagnose the P0345 code on my Ford F150?

Start by checking the camshaft position sensor and its wiring for damage, corrosion, or loose connections. Use a multimeter to test the sensor and verify power and ground signals.

5. Can a faulty camshaft position sensor cause the P0345 code?

Yes, a malfunctioning camshaft position sensor is a common cause of this code and should be inspected or replaced if faulty.

6. What is Bank 2 in the P0345 code for a 2003 Ford F150?

Bank 2 refers to the side of the engine opposite Bank 1, which contains the cylinder with the second spark plug in the firing order. On the F150, it is typically the passenger side.

7. Can I drive my 2003 Ford F150 with a P0345 code?

While the vehicle may still run, driving with a P0345 code is not recommended as it can lead to poor performance, potential engine damage, and unsafe driving conditions.

8. How do I fix the P0345 code on a 2003 Ford F150?

Repairs may include replacing the camshaft position sensor, repairing or replacing damaged wiring or connectors, or addressing timing chain or camshaft issues.

9. Do I need special tools to fix the P0345 code on a Ford F150?

Basic tools like a multimeter and an OBDII scanner are essential for diagnosing the issue. Additional tools may be required if timing components need adjustment or replacement.

10. How much does it cost to fix the P0345 code on a 2003 Ford F150?

The cost varies depending on the issue. Replacing a camshaft position sensor can cost $50–$200, while more extensive repairs like fixing timing components can exceed $1,000.

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