BMW DTC C1235 – Left Front Wheel Speed Sensor Signal Implausible
DTC C1235 meaning on BMW
DTC C1235 on a BMW indicates an issue with the left front wheel speed sensor signal being implausible. This means that the signal being received from the left front wheel speed sensor does not match the expected values, leading to a fault code being triggered in the vehicle’s system.
BMW DTC C1235 symptoms
Symptoms of DTC C1235 on a BMW may include:
- ABS warning light illuminated on the dashboard
- Traction control system malfunction
- Loss of stability control
- Increased stopping distance during braking
BMW DTC C1235 causes
Common causes of DTC C1235 on a BMW include:
- Faulty left front wheel speed sensor
- Corrosion or damage to the sensor or its wiring
- Issues with the ABS control module
- Interference from other electronic components
BMW DTC C1235 seriousness
DTC C1235 should be taken seriously as it can affect the proper functioning of the vehicle’s ABS and traction control systems. Driving with this fault unresolved may compromise the safety and stability of the vehicle, especially during emergency braking or slippery road conditions.
How to diagnose DTC C1235 on BMW
To diagnose DTC C1235 on a BMW, you can perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes from the vehicle’s ABS system
- Inspect the left front wheel speed sensor and its wiring for any visible damage or corrosion
- Check the sensor’s resistance and output signal using a multimeter
- Test the ABS control module for proper functionality
How to fix DTC C1235 on BMW
To fix DTC C1235 on a BMW, you can try the following solutions:
- Replace the left front wheel speed sensor if it is found to be faulty
- Repair or replace any damaged wiring connected to the sensor
- Clean any corrosion or debris that may be affecting the sensor’s performance
- If the issue persists, consult a professional mechanic for further diagnosis and repair
How to erase DTC C1235 on BMW
To erase DTC C1235 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s system. After performing the necessary repairs and ensuring that the issue has been resolved, you can reset the ABS system to remove the fault code and turn off the warning light on the dashboard.
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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