BMW DTC P06F8 – Glow Plug Control Module 2 Control Circuit High
DTC P06F8 meaning on BMW
The DTC P06F8 fault code on BMW vehicles indicates an issue with the Glow Plug Control Module 2 Control Circuit being detected as high. This means that the control module responsible for managing the glow plugs in the engine is experiencing a high voltage condition, which can lead to improper functioning of the glow plug system.
BMW DTC P06F8 symptoms
Symptoms of the BMW DTC P06F8 code may include:
- Check Engine Light illuminated on the dashboard
- Engine misfires or rough idling
- Reduced engine performance
- Difficulty starting the engine, especially in cold conditions
BMW DTC P06F8 causes
Common causes of the BMW DTC P06F8 fault code include:
- Faulty Glow Plug Control Module 2
- Wiring issues or short circuits in the glow plug control circuit
- Corrosion or poor connections in the control module wiring
- Defective glow plugs
BMW DTC P06F8 seriousness
The BMW DTC P06F8 code should be addressed promptly as it can lead to starting issues, reduced engine performance, and potential damage to the engine if left unresolved. Ignoring this fault code may result in increased fuel consumption and emissions, as well as potential engine damage over time.
How to diagnose DTC P06F8 on BMW
To diagnose the DTC P06F8 code on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer
- Inspect the glow plug control module and wiring for any visible damage or corrosion
- Test the glow plug control module for proper voltage and continuity
- Check the glow plugs for proper operation and resistance
- Perform a thorough inspection of the entire glow plug system for any other potential issues
How to fix DTC P06F8 on BMW
To fix the DTC P06F8 fault code on a BMW, the following steps may be taken:
- Replace the faulty Glow Plug Control Module 2
- Repair any damaged or corroded wiring in the glow plug control circuit
- Replace any defective glow plugs
- Clear the fault codes from the vehicle’s computer after repairs have been completed
- Perform a test drive to ensure the issue has been resolved
How to erase DTC P06F8 on BMW
To erase the DTC P06F8 fault code on a BMW, follow these steps:
- Use a diagnostic scanner to access the vehicle’s computer system
- Select the option to clear fault codes or reset the system
- Confirm the action and wait for the process to complete
- Turn off the ignition and restart the vehicle to ensure the fault code has been successfully erased
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.