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Engine-Codes – Ford – P0390 2006 Ford Fusion

P0390 2006 Ford Fusion Code - Camshaft Position Sensor 'B' Circuit Bank 2

Quick Answer

The diagnostic trouble code P0390 for a 2006 Ford Fusion indicates a problem with the Camshaft Position Sensor 'B' Circuit Bank 2. Common causes include Faulty camshaft position sensor, Damaged wiring or connectors in the sensor circuit, ECM malfunction. 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
P0390 2006 Ford Fusion indicates Camshaft Position Sensor 'B' Circuit Bank 2.
Common causes
Common causes include Faulty camshaft position sensor, Damaged wiring or connectors in the sensor circuit, ECM malfunction.
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 15, 2024
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Code P0390 2006 Ford Fusion Description

The diagnostic trouble code P0390 for a 2006 Ford Fusion indicates a problem with the Camshaft Position Sensor 'B' Circuit Bank 2. The camshaft position sensor is a crucial component in the engine management system, responsible for monitoring the position of the camshaft and sending this information to the engine control module (ECM). In this case, the code specifically refers to an issue with the circuit related to the camshaft position sensor in bank 2 of the engine.

OBDII Code P0390 2006 Ford Fusion - Camshaft Position Sensor 'B' Circuit Bank 2
P0390 2006 Ford Fusion Code - Camshaft Position Sensor 'B' Circuit Bank 2

Common Causes of P0390 2006 Ford Fusion

  1. Faulty camshaft position sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. ECM malfunction
  4. Timing belt or chain issues affecting camshaft position
  5. Poor electrical connection or corrosion in the sensor circuit

Symptoms of P0390 2006 Ford Fusion

  1. Engine misfires or rough idling
  2. Decreased engine performance
  3. Difficulty starting the engine
  4. Illuminated check engine light
  5. Stalling or hesitation during acceleration

How to Fix P0390 2006 Ford Fusion

  1. Begin by diagnosing the specific cause of the P0390 code using a diagnostic scanner to pinpoint the issue accurately.
  2. Inspect the camshaft position sensor in bank 2 and its wiring harness for any signs of damage or wear. Replace the sensor if necessary.
  3. Check the connections and terminals in the sensor circuit for corrosion or poor contact. Clean or repair as needed.
  4. Test the ECM to ensure it is functioning correctly and communicating with the camshaft position sensor effectively. Replace the ECM if it is faulty.
  5. Clear the trouble code from the ECM memory and test drive the vehicle to verify that the issue has been resolved.

Cost to Fix P0390 2006 Ford Fusion

The typical repair costs for addressing the P0390 code on a 2006 Ford Fusion can range from $150 to $400, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops commonly charge between $80 and $150 per hour for labor. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It is advisable to check local rates for a more precise estimate before proceeding with the repair.

What does this mean?

Tech Notes for P0390 2006 Ford Fusion

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

Need more information about the P0390 2006 Ford Fusion 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 P0390 2006 Ford Fusion Code

1. What are the common symptoms of OBDII code P0390 on a 2006 Ford Fusion?

The common symptoms include engine misfires, rough idling, difficulty starting the engine, and a decrease in fuel efficiency.

2. What causes the OBDII code P0390 to appear in a 2006 Ford Fusion?

The code P0390 typically indicates a problem with the camshaft position sensor 'B' circuit on Bank 2, which could be due to a faulty sensor, wiring issues, or a problem with the sensor's connection.

3. How can I diagnose the issue causing OBDII code P0390 on my 2006 Ford Fusion?

Diagnosing the issue involves checking the camshaft position sensor 'B' on Bank 2 for any visible damage, testing the sensor's electrical connections, and using a scan tool to monitor sensor data for abnormalities.

4. Can I continue driving my 2006 Ford Fusion with OBDII code P0390 present?

It is not recommended to drive the vehicle with the P0390 code active, as it can lead to further engine damage and potentially unsafe driving conditions.

5. How do I repair OBDII code P0390 on my 2006 Ford Fusion?

Repairing the issue typically involves replacing the faulty camshaft position sensor 'B' on Bank 2, addressing any wiring or connection problems, and clearing the trouble codes from the vehicle's computer.

6. Are there any tips for preventing OBDII code P0390 from reoccurring in my 2006 Ford Fusion?

To help prevent the code from reoccurring, it's essential to use high-quality replacement parts, ensure proper installation of the sensor, and regularly maintain the vehicle's engine components.

7. Can a DIY enthusiast fix OBDII code P0390 on a 2006 Ford Fusion?

Depending on their skill level and experience, a DIY enthusiast may be able to replace the camshaft position sensor 'B' on Bank 2 themselves. However, proper diagnosis and repair are crucial to ensure the issue is correctly resolved.

8. Will resetting the OBDII system clear the P0390 code on my 2006 Ford Fusion?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the P0390 code is not fixed, it is likely to reappear once the problem is detected again.

9. How long does it take to repair OBDII code P0390 on a 2006 Ford Fusion?

The repair time can vary depending on the exact cause of the code and the skill level of the person performing the repair. On average, it may take anywhere from 1 to 3 hours to diagnose and replace the camshaft position sensor 'B' on Bank 2.

10. Is it necessary to take my 2006 Ford Fusion to a mechanic for OBDII code P0390 repair?

While it's possible to diagnose and fix the issue yourself, if you're unsure about the repair process or lack the necessary tools, it's recommended to take your vehicle to a qualified mechanic to ensure the problem is properly addressed.

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