BMW DTC P15C8 – Wheel Speed Sensor Rear/Left Circuit/Open
DTC P15C8 meaning on BMW
The DTC P15C8 error code on a BMW indicates an issue with the Wheel Speed Sensor Rear/Left Circuit being open. This means that the sensor is not providing any signal or data to the vehicle’s control module, which can affect the proper functioning of the vehicle’s stability control system.
BMW DTC P15C8 symptoms
Symptoms of the BMW DTC P15C8 code may include:
- ABS warning light illuminated on the dashboard
- Traction control system malfunction
- Stability control system not functioning properly
- Loss of traction control during driving
BMW DTC P15C8 causes
The common causes of the BMW DTC P15C8 error code are:
- Faulty wheel speed sensor
- Broken or damaged wiring in the sensor circuit
- Corrosion or poor connection at the sensor connector
- Issues with the control module
BMW DTC P15C8 seriousness
The DTC P15C8 error code should be taken seriously as it can affect the vehicle’s stability and traction control systems. Driving with this issue unresolved may compromise the safety and handling of the vehicle, especially in slippery or hazardous road conditions.
How to diagnose DTC P15C8 on BMW
To diagnose the DTC P15C8 code on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s control module
- Inspect the wheel speed sensor and its wiring for any visible damage or corrosion
- Test the sensor’s resistance and signal output using a multimeter
- Check the sensor connector for proper connection and corrosion
- Inspect the control module for any signs of malfunction
How to fix DTC P15C8 on BMW
To fix the DTC P15C8 error code on a BMW, you can try the following solutions:
- Replace the faulty wheel speed sensor with a new one
- Repair or replace any damaged wiring in the sensor circuit
- Clean the sensor connector and ensure a secure connection
- If the issue persists, have the control module checked and repaired by a professional
How to erase DTC P15C8 on BMW
To erase the DTC P15C8 error code on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s control module. Once the codes are cleared, you can drive the vehicle and monitor if the issue reoccurs. If the problem persists, further diagnosis and repairs may be necessary.
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.