P0680 Ford Code - Cylinder 10 Glow Plug Circuit Fault
Quick Answer
The glow plug system is used to assist in providing the heat required to begin combustion during cold engine temperatures. Common causes include Faulty cylinder #10 glow plug, Cylinder #10 glow plug harness is open or shorted, Cylinder #10 glow plug 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
- P0680 Ford indicates Cylinder 10 Glow Plug Circuit Fault.
- Common causes
- Common causes include Faulty cylinder #10 glow plug, Cylinder #10 glow plug harness is open or shorted, Cylinder #10 glow plug 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 P0680 Ford Description
What are the Possible Causes of the DTC P0680 Ford?
- Faulty cylinder #10 glow plug
- Cylinder #10 glow plug harness is open or shorted
- Cylinder #10 glow plug circuit poor electrical connection
- Faulty glow plug module
How to Fix the DTC P0680 Ford?
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 P0680 Ford 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 P0680 Ford Code
1. What does the OBDII code P0680 mean on a Ford vehicle?
The P0680 code indicates a Cylinder 10 Glow Plug Circuit Fault, meaning there’s an issue in the electrical circuit controlling the glow plug for cylinder 10.
2. What are the common symptoms of the P0680 code in Ford vehicles?
Symptoms include difficulty starting the engine in cold weather, rough idling, reduced fuel efficiency, and the check engine light illuminating.
3. What causes the P0680 code to appear on a Ford?
Common causes include a faulty glow plug, damaged wiring or connectors in the glow plug circuit, a malfunctioning glow plug control module, or corrosion in the electrical connections.
4. How do I diagnose the P0680 code on a Ford vehicle?
Start by inspecting the glow plug for cylinder 10, checking for damage or carbon buildup. Then, test the circuit wiring, connectors, and the glow plug control module for continuity, voltage, or resistance issues.
5. Can a bad glow plug trigger the P0680 code?
Yes, a faulty glow plug can cause the P0680 code by disrupting the proper function of the cylinder 10 glow plug circuit.
6. How serious is the P0680 code on a Ford?
While the code may not immediately affect drivability in mild weather, it can lead to hard starting, poor performance, and potential engine damage in colder conditions.
7. Can I drive my Ford with the P0680 code?
You can drive with this code, but it’s best to address it promptly, especially if you’re in a cold climate where proper glow plug function is essential for starting.
8. How can I fix the P0680 code on my Ford?
Repairs may include replacing the faulty glow plug for cylinder 10, repairing damaged wiring or connectors in the circuit, or replacing the glow plug control module if it’s defective.
9. How much does it cost to repair the P0680 code on a Ford?
Repair costs vary but typically range from $100 to $300, depending on whether you need to replace the glow plug, repair wiring, or replace the glow plug control module.
10. Can a faulty glow plug control module cause the P0680 code?
Yes, a malfunctioning glow plug control module can fail to deliver the correct voltage to the cylinder 10 glow plug, triggering the P0680 code.
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