AutoCodesFord – P0346 2009 Ford Fusion

P0346 2009 Ford Fusion Code - Camshaft Position Sensor 'A' Circuit Range/Performance 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
P0346 2009 Ford Fusion indicates Camshaft Position Sensor 'A' Circuit Range/Performance 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 2,645
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0346 2009 Ford Fusion 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.
OBDII Code P0346 2009 Ford Fusion - Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2 - AutoCodes.com
P0346 2009 Ford Fusion Code - Camshaft Position Sensor 'A' Circuit Range/Performance Bank 2

What are the Possible Causes of the DTC P0346 2009 Ford Fusion?

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

How to Fix the DTC P0346 2009 Ford Fusion?

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 P0346 2009 Ford Fusion 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.

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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 P0346 2009 Ford Fusion Code

1. What does the OBDII code P0346 mean on a 2009 Ford Fusion?

P0346 indicates a problem with the Camshaft Position Sensor 'A' circuit on Bank 2, typically related to range or performance issues.

2. What are the common symptoms of code P0346 in a 2009 Ford Fusion?

Symptoms may include engine stalling, rough idling, poor acceleration, difficulty starting, and the Check Engine Light being illuminated.

3. What causes the P0346 code in a 2009 Ford Fusion?

Common causes include a faulty camshaft position sensor, damaged wiring or connectors, a timing chain or belt issue, or a problem with the powertrain control module (PCM).

4. How do I diagnose the P0346 code on a 2009 Ford Fusion?

Diagnose the code by inspecting the camshaft position sensor, checking the wiring and connections for damage, testing the sensor with a multimeter, and verifying engine timing.

5. Can I drive my 2009 Ford Fusion with the P0346 code active?

Driving is not recommended as the issue can cause poor engine performance, stalling, and potential long-term damage to the engine.

6. How do I fix the P0346 code on a 2009 Ford Fusion?

Repairs may include replacing the camshaft position sensor, repairing or replacing damaged wiring, fixing timing chain or belt issues, or reprogramming the PCM if necessary.

7. How much does it cost to fix the P0346 code on a 2009 Ford Fusion?

The cost depends on the specific repair, but replacing a camshaft position sensor typically costs $100–$300, including parts and labor.

8. Is the P0346 code related to the crankshaft position sensor on a 2009 Ford Fusion?

While they are separate components, issues with the crankshaft position sensor can sometimes trigger similar symptoms or codes.

9. Which side of the engine is Bank 2 in a 2009 Ford Fusion?

Bank 2 refers to the side of the engine opposite Bank 1, typically the side that does not contain cylinder #1.

10. Will clearing the P0346 code fix the problem in a 2009 Ford Fusion?

Clearing the code will reset the Check Engine Light, but without addressing the underlying issue, the code is likely to return.

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