BMW DTC C0039 – Right Rear Tone Wheel
DTC C0039 meaning on BMW
DTC C0039 on a BMW refers to an issue with the right rear tone wheel. The tone wheel is a component of the vehicle’s ABS (Anti-lock Braking System) that helps the system accurately measure the speed of the wheel. When this DTC is triggered, it indicates a problem with the tone wheel on the right rear wheel of the vehicle.
BMW DTC C0039 symptoms
Symptoms of DTC C0039 on a BMW may include:
- ABS warning light illuminated on the dashboard
- ABS system not functioning properly
- Unusual noises coming from the right rear wheel
- Decreased braking performance
BMW DTC C0039 causes
The common causes of DTC C0039 on a BMW include:
- Damage to the right rear tone wheel
- Corrosion or rust affecting the tone wheel
- Faulty wiring or connections related to the tone wheel
BMW DTC C0039 seriousness
DTC C0039 should be taken seriously as it can affect the proper functioning of the ABS system. Driving with a malfunctioning ABS system can compromise the vehicle’s safety, especially during emergency braking situations. It is recommended to address this issue promptly.
How to diagnose DTC C0039 on BMW
To diagnose DTC C0039 on a BMW, a mechanic would typically:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the right rear tone wheel for any visible damage or corrosion
- Check the wiring and connections related to the tone wheel
- Perform a road test to observe the ABS system’s behavior
How to fix DTC C0039 on BMW
To fix DTC C0039 on a BMW, the following steps may be taken:
- Replace the right rear tone wheel if it is damaged or corroded
- Repair or replace any faulty wiring or connections
- Clear the fault codes using a diagnostic scanner
- Test drive the vehicle to ensure the ABS system is functioning correctly
How to erase DTC C0039 on BMW
To erase DTC C0039 on a BMW, a mechanic can use a diagnostic scanner to clear the fault codes stored in the vehicle’s system. Once the issue causing the fault code has been addressed and fixed, the mechanic can then erase the code to reset the system. It is important to verify that the problem has been resolved before clearing the fault code.
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
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