P068C Ford Code - Cylinder 7 Glow Plug Control Circuit Low
Quick Answer
The P068C Ford diagnostic trouble code (DTC) specifically refers to an issue with the cylinder 7 glow plug control circuit being detected as low. Common causes include Faulty glow plug in cylinder 7, Damaged wiring or connectors in the glow plug control circuit, Malfunctioning glow plug control module. 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
- P068C Ford indicates Cylinder 7 Glow Plug Control Circuit Low.
- Common causes
- Common causes include Faulty glow plug in cylinder 7, Damaged wiring or connectors in the glow plug control circuit, Malfunctioning glow plug control module.
- 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 P068C Ford Description
The P068C Ford diagnostic trouble code (DTC) specifically refers to an issue with the cylinder 7 glow plug control circuit being detected as low. Glow plugs are essential components in diesel engines that help with cold starts by heating up the combustion chamber to aid in the ignition process. When the control circuit for the glow plug in cylinder 7 is reading as low, it means that there is a problem with the electrical signal or connection that controls the operation of the glow plug in that cylinder.
Common Causes of P068C Ford
- Faulty glow plug in cylinder 7
- Damaged wiring or connectors in the glow plug control circuit
- Malfunctioning glow plug control module
- Problem with the engine control module (ECM)
- Corrosion or poor connections in the electrical system related to the glow plug
Symptoms of P068C Ford
- Difficulty starting the engine, especially in cold weather
- Rough idling or shaking while the engine is running
- Decreased fuel efficiency
- Increased emissions or black smoke from the exhaust
- Engine misfires or hesitation during acceleration
How to Fix P068C Ford
- Begin by diagnosing the specific cause of the issue using a scan tool to pinpoint the faulty component.
- Inspect the glow plug in cylinder 7 for proper operation and replace it if necessary.
- Check the wiring and connectors in the glow plug control circuit for any damage or corrosion and repair or replace as needed.
- Test the glow plug control module and engine control module for proper function and replace if faulty.
- Clear the DTC from the ECM memory and test the vehicle to ensure that the issue has been resolved.
Cost to Fix P068C Ford
The typical repair costs for addressing a cylinder 7 glow plug control circuit low issue can vary depending on the specific cause of the problem and the extent of the repairs needed. Generally, the cost of replacing a single glow plug can range from $50 to $150, while repairing or replacing wiring and connectors may add to the total cost. Additionally, the cost of diagnostic time and labor rates at auto repair shops can vary, typically ranging between $80 and $150 per hour. It is advisable to check with local repair shops for a more accurate estimate based on your vehicle make and model.
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Frequently Asked Questions about P068C Ford Code
1. What are the common symptoms of OBDII code P068C in a Ford, which indicates a Cylinder 7 Glow Plug Control Circuit Low issue?
The common symptoms include rough idling, decreased engine performance, difficulty starting the vehicle, and potentially an illuminated check engine light.
2. What are the possible causes of OBDII code P068C in a Ford related to the Cylinder 7 Glow Plug Control Circuit Low problem?
Common causes include a faulty glow plug, damaged wiring or connectors in the glow plug circuit, a defective glow plug control module, or issues with the PCM (Powertrain Control Module).
3. How can I diagnose the Cylinder 7 Glow Plug Control Circuit Low issue causing OBDII code P068C in my Ford?
Diagnosis typically involves inspecting the glow plug in cylinder 7, checking the wiring and connectors for any damage, testing the glow plug control module, and using a diagnostic scan tool to retrieve trouble codes and data from the PCM.
4. Can I continue driving my Ford with OBDII code P068C indicating a Cylinder 7 Glow Plug Control Circuit Low problem?
It is not recommended to continue driving the vehicle with this issue, as it can lead to further damage to the engine and other components. It is best to address the problem promptly.
5. What are some repair tips for resolving OBDII code P068C in a Ford associated with the Cylinder 7 Glow Plug Control Circuit Low malfunction?
Repair tips include replacing the faulty glow plug in cylinder 7, repairing or replacing damaged wiring and connectors, testing and replacing the glow plug control module if necessary, and ensuring proper operation of the PCM.
6. How critical is it to address OBDII code P068C in a Ford related to the Cylinder 7 Glow Plug Control Circuit Low fault?
Addressing this issue is important to prevent potential engine damage, improve engine performance, and ensure proper starting of the vehicle, especially in colder weather conditions where glow plugs are essential for diesel engines.
7. Can a DIY enthusiast fix OBDII code P068C on a Ford caused by a Cylinder 7 Glow Plug Control Circuit Low issue?
Depending on the individual's experience and tools available, some DIY enthusiasts may be able to address this issue by following repair manuals and guides. However, complex electrical diagnostics may require professional assistance.
8. Are there any preventive measures to avoid OBDII code P068C in a Ford related to the Cylinder 7 Glow Plug Control Circuit Low issue?
Regularly inspecting the glow plug system, performing routine maintenance, and addressing any engine performance issues promptly can help prevent the occurrence of this code.
9. How long does it typically take to repair OBDII code P068C in a Ford caused by a Cylinder 7 Glow Plug Control Circuit Low fault?
The repair time can vary depending on the extent of the issue, accessibility of components, and the individual's experience. It can range from a couple of hours to a half-day or more in more complex cases.
10. Is it necessary to clear the OBDII code P068C after fixing the Cylinder 7 Glow Plug Control Circuit Low problem in a Ford?
After repairing the issue, it is advisable to clear the trouble codes using a diagnostic scan tool to reset the system and ensure that the check engine light does not reappear if the problem has been successfully resolved.
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