AutoCodes – Ford – P0340 2011 Ford Fusion

P0340 2011 Ford Fusion Code - Camshaft Position Sensor Circuit Bank 1 Sensor 1

Quick Answer

The Camshaft Position (CMP) sensor detects the position of the camshaft. Common causes include Faulty Camshaft Position (CMP) 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
P0340 2011 Ford Fusion indicates Camshaft Position Sensor Circuit Bank 1 Sensor 1.
Common causes
Common causes include Faulty Camshaft Position (CMP) 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 11,708
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 29, 2020
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Code P0340 2011 Ford Fusion Description

The Camshaft Position (CMP) sensor detects the position of the camshaft. The CMP sensor identifies when piston number 1 is on its compression stroke. A signal is then sent to the Powertrain Control Module (PCM) and used for synchronizing the sequential firing of the fuel injectors. Coil on plug (COP) ignition applications use the CMP signal to select the correct ignition coil to fire. Inline engines with 2 camshafts and with Variable Camshaft Timing (VCT) are equipped with 2 CMP sensors. The second sensor identifies the position of the exhaust camshaft. The Diagnostic Trouble Code (DTC) will set when the Powertrain Control Module can no longer detect the signal from the Camshaft Position (CMP) sensor on bank 1.
OBDII Code P0340 2011 Ford Fusion - Camshaft Position Sensor Circuit Bank 1 Sensor 1 - AutoCodes.com
P0340 2011 Ford Fusion Code - Camshaft Position Sensor Circuit Bank 1 Sensor 1

What are the Possible Causes of the DTC P0340 2011 Ford Fusion?

  • Faulty Camshaft Position (CMP) Sensor
  • Camshaft Position Sensor harness is open or shorted
  • Camshaft Position Sensor circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0340 2011 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0340 2011 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.

Need more information about the P0340 2011 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 P0340 2011 Ford Fusion Code

1. What are the common symptoms of OBDII code P0340 in a 2011 Ford Fusion?

- Common symptoms include engine misfires, rough idling, stalling, and difficulty starting the vehicle.

2. What does the OBDII code P0340 in a 2011 Ford Fusion indicate?

- The code indicates a problem with the Camshaft Position Sensor Circuit Bank 1 Sensor 1.

3. What are the possible causes of OBDII code P0340 in a 2011 Ford Fusion?

- Possible causes include a faulty camshaft position sensor, wiring issues, sensor connection problems, or a timing belt/chain issue.

4. How can I diagnose the cause of OBDII code P0340 in my 2011 Ford Fusion?

- Diagnose by checking the sensor's wiring and connections, testing the sensor's voltage output, and inspecting the timing belt/chain for any issues.

5. Can I still drive my 2011 Ford Fusion with OBDII code P0340?

- It is not recommended to drive the vehicle with this code as it can lead to further engine damage and potential safety risks.

6. How do I repair OBDII code P0340 in a 2011 Ford Fusion?

- Repair may involve replacing the camshaft position sensor, fixing wiring or connection issues, or addressing any timing belt/chain problems.

7. Is it possible to reset OBDII code P0340 in a 2011 Ford Fusion without addressing the underlying issue?

- While you can clear the code temporarily, it is important to address the root cause to prevent the issue from recurring.

8. Can a DIY enthusiast fix OBDII code P0340 in a 2011 Ford Fusion?

- Depending on your skill level, you may be able to replace the camshaft position sensor yourself, but diagnosing complex issues may require professional help.

9. How much does it cost to repair OBDII code P0340 in a 2011 Ford Fusion?

- The cost can vary based on the cause of the issue, but it may range from $100 to $300 for parts and labor.

10. Will OBDII code P0340 cause my 2011 Ford Fusion to fail an emissions test?

- Yes, this code can lead to a failed emissions test as it affects the proper functioning of the camshaft position sensor.

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