Engine-CodesGeneric – P067F

P067F Code - Cylinder 6 Glow Plug Control Circuit High Voltage

Quick Answer

The diagnostic trouble code P067F refers to an issue with the glow plug control circuit in cylinder 6 of a diesel engine. Common causes include Faulty glow plug in cylinder 6, Wiring or connection issues in the glow plug control circuit, A 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
P067F indicates Cylinder 6 Glow Plug Control Circuit High Voltage.
Common causes
Common causes include Faulty glow plug in cylinder 6, Wiring or connection issues in the glow plug control circuit, A 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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P067F Description

The diagnostic trouble code P067F refers to an issue with the glow plug control circuit in cylinder 6 of a diesel engine. Glow plugs are essential components in diesel engines that assist in starting the engine by heating the combustion chamber during cold starts. When this code appears, it indicates that there is a high voltage condition in the control circuit for the glow plug in cylinder 6. This high voltage can disrupt the proper functioning of the glow plug, leading to difficulties in starting the engine, decreased fuel efficiency, and potential engine misfires.

OBDII Code P067F - Cylinder 6 Glow Plug Control Circuit High Voltage
P067F Code - Cylinder 6 Glow Plug Control Circuit High Voltage

Common Causes of P067F

  1. Faulty glow plug in cylinder 6.
  2. Wiring or connection issues in the glow plug control circuit.
  3. A malfunctioning glow plug control module.
  4. Corrosion or damage to the glow plug control circuit components.
  5. Electrical issues such as a short circuit or high resistance in the circuit.

Symptoms of P067F

  1. Difficulty starting the engine, especially in cold weather.
  2. Rough idling or vibrations when the engine is running.
  3. Decreased power output or acceleration.
  4. Engine misfires or hesitation during acceleration.
  5. Increased fuel consumption.

How to Fix P067F

  1. Begin by diagnosing the specific cause of the high voltage condition in the glow plug control circuit using a diagnostic scanner.
  2. Inspect the glow plug in cylinder 6 for any signs of damage or malfunction.
  3. Check the wiring and connections in the glow plug control circuit for any corrosion, damage, or loose connections.
  4. Test the glow plug control module to ensure it is functioning correctly.
  5. Replace any faulty glow plugs, repair damaged wiring or connections, and replace the glow plug control module if necessary.

Cost to Fix P067F

The typical repair costs for addressing a high voltage condition in the glow plug control circuit can range from $150 to $500, including parts and labor. However, 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. It is recommended to inquire about local rates for a more accurate estimate.

Need more information about the P067F code?

Need more information on how to fix the P067F code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P067F code diagnosed by a professional: Find a repair shop in your area

Code P067F Information for Specific Makes

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 P067F Code

No Frequently Asked Questions about P067F Code found.

Discuss the causes and fixes for P067F OBDII Code

Code P067F comments

No comments found for this page.