P06BC Code - Cylinder 4 Glow Plug Circuit Range/Performance
Quick Answer
The diagnostic trouble code P06BC indicates an issue with the cylinder 4 glow plug circuit on a diesel engine. Common causes include Faulty glow plug in cylinder 4, Wiring issues such as a short circuit or open circuit, Faulty 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
- P06BC indicates Cylinder 4 Glow Plug Circuit Range/Performance.
- Common causes
- Common causes include Faulty glow plug in cylinder 4, Wiring issues such as a short circuit or open circuit, Faulty 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P06BC Description
The diagnostic trouble code P06BC indicates an issue with the cylinder 4 glow plug circuit on a diesel engine. Glow plugs are used to aid in starting diesel engines, especially in cold weather conditions. When the engine is cold, the glow plugs heat up to help ignite the fuel-air mixture for combustion. The code P06BC specifically refers to a range/performance issue in the glow plug circuit for cylinder 4, indicating that there may be a problem with the glow plug itself, the wiring, or the control module.
Common Causes of P06BC
- Faulty glow plug in cylinder 4
- Wiring issues such as a short circuit or open circuit
- Faulty glow plug control module
- Corrosion or poor connections in the glow plug circuit
- Engine control module (ECM) software issue
Symptoms of P06BC
- Hard starting, especially in cold weather
- Rough idling or misfiring
- Decreased fuel efficiency
- Illumination of the check engine light
- Reduced engine performance
How to Fix P06BC
- Perform a visual inspection of the glow plug in cylinder 4 and check for physical damage or wear.
- Test the glow plug using a multimeter to check for continuity and proper resistance.
- Inspect the wiring harness for any damage, corrosion, or loose connections.
- Check the glow plug control module for proper operation and replace if necessary.
- Clear the diagnostic trouble codes and test the vehicle to ensure the issue has been resolved.
Cost to Fix P06BC
The typical repair costs for addressing a cylinder 4 glow plug circuit range/performance issue can range from $150 to $300 for parts and labor. This estimate may vary depending on the vehicle make and model, the location of the repair shop, and the specific underlying cause of the problem. It is advisable to consult with a professional mechanic to get an accurate cost estimate for this repair.
Need more information about the P06BC code?
Need more information on how to fix the P06BC code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P06BC code diagnosed by a professional: Find a repair shop in your area
Code P06BC Information for Specific Makes
- P06BC Ford — Cylinder 4 Glow Plug Circuit Range/Performance
Frequently Asked Questions about P06BC Code
No Frequently Asked Questions about P06BC Code found.
Discuss the causes and fixes for P06BC OBDII Code
Code P06BC comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.