P0685 2007 Ford Fusion Code - Powertrain Control Module Power Relay Control Circuit Open
Quick Answer
This DTC sets when the ignition switch position run circuit indicates the ignition is in the OFF, ACC, or LOCK position, and the amount of time the Powertrain Control Module (PCM) remains powered through the PCM power relay exceeds a predetermined amount of time. Common causes include Faulty Powertrain Control Module (PCM) Power Relay, PCM Power Relay harness is open or shorted, PCM Power Relay 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
- P0685 2007 Ford Fusion indicates Powertrain Control Module Power Relay Control Circuit Open.
- Common causes
- Common causes include Faulty Powertrain Control Module (PCM) Power Relay, PCM Power Relay harness is open or shorted, PCM Power Relay 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.
Code P0685 2007 Ford Fusion Description
What are the Possible Causes of the DTC P0685 2007 Ford Fusion?
- Faulty Powertrain Control Module (PCM) Power Relay
- PCM Power Relay harness is open or shorted
- PCM Power Relay circuit poor electrical connection
- Blown PCM fuse
- Faulty PCM
How to Fix the DTC P0685 2007 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 P0685 2007 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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Frequently Asked Questions about P0685 2007 Ford Fusion Code
1. What are the common symptoms of OBDII code P0685 in a 2007 Ford Fusion?
The common symptoms of code P0685 in a 2007 Ford Fusion include engine stalling, difficulty starting the vehicle, and potential loss of power.
2. What does the OBDII code P0685 for a 2007 Ford Fusion indicate?
OBDII code P0685 in a 2007 Ford Fusion indicates a problem with the Powertrain Control Module Power Relay Control Circuit being open, meaning there is a malfunction in the relay control circuit.
3. What are the possible causes of OBDII code P0685 in a 2007 Ford Fusion?
Possible causes of code P0685 in a 2007 Ford Fusion include a faulty power relay, damaged wiring or connectors in the power relay circuit, or a defective Powertrain Control Module.
4. How do I diagnose the issue causing OBDII code P0685 in my 2007 Ford Fusion?
To diagnose the issue causing code P0685 in a 2007 Ford Fusion, you will need to perform a thorough inspection of the power relay, check for any damaged wiring or connectors, and use a multimeter to test the continuity and voltage in the circuit.
5. Can I still drive my 2007 Ford Fusion with OBDII code P0685?
It is not recommended to drive your 2007 Ford Fusion with OBDII code P0685, as it can lead to further damage to the vehicle and potentially unsafe driving conditions.
6. How can I repair OBDII code P0685 in my 2007 Ford Fusion?
To repair code P0685 in a 2007 Ford Fusion, you may need to replace the faulty power relay, repair any damaged wiring or connectors, or potentially replace the Powertrain Control Module if it is found to be defective.
7. Is it possible to reset OBDII code P0685 in a 2007 Ford Fusion without fixing the underlying issue?
Resetting the OBDII code P0685 in a 2007 Ford Fusion without fixing the underlying issue will only temporarily clear the code, and the issue is likely to resurface. It is important to address the root cause of the problem for a permanent solution.
8. Can a DIY enthusiast fix OBDII code P0685 in a 2007 Ford Fusion?
A DIY enthusiast with the necessary tools and knowledge of automotive electrical systems may be able to diagnose and repair OBDII code P0685 in a 2007 Ford Fusion, but it is recommended to seek professional help if unsure.
9. Will OBDII code P0685 cause my 2007 Ford Fusion to fail an emissions test?
Yes, OBDII code P0685 in a 2007 Ford Fusion can cause the vehicle to fail an emissions test, as it indicates a malfunction in the Powertrain Control Module Power Relay Control Circuit, affecting the vehicle's emissions control system.
10. How much does it cost to repair OBDII code P0685 in a 2007 Ford Fusion at a mechanic?
The cost to repair OBDII code P0685 in a 2007 Ford Fusion at a mechanic can vary depending on the root cause of the issue, but it may range from $150 to $500 or more, including parts and labor.
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