C050E – BMW DTC

BMW DTC C050E – Left Rear Wheel Speed Sensor Circuit Low

DTC C050E meaning on BMW

DTC C050E on a BMW indicates a fault with the left rear wheel speed sensor circuit. This fault is triggered when the signal from the left rear wheel speed sensor falls below the expected range, suggesting a low circuit voltage.

BMW DTC C050E symptoms

Symptoms of DTC C050E on a BMW may include:

• ABS warning light illuminated on the dashboard
• Traction control system malfunction
• Stability control system issues
• Increased stopping distance during braking

BMW DTC C050E causes

Common causes of DTC C050E on a BMW include:

• Faulty left rear wheel speed sensor
• Corroded or damaged wiring in the sensor circuit
• Loose or poor electrical connections
• Defective ABS control module

BMW DTC C050E seriousness

DTC C050E should be taken seriously as it can affect the proper functioning of the vehicle’s ABS and stability control systems. Driving with this fault unresolved may compromise the safety and handling of the vehicle, especially during braking and cornering maneuvers.

How to diagnose DTC C050E on BMW

To diagnose DTC C050E on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes from the vehicle’s ABS system.
2. Inspect the left rear wheel speed sensor and its wiring for any visible damage or corrosion.
3. Check the sensor’s resistance and voltage output using a multimeter to determine if it is functioning correctly.
4. Perform a visual inspection of the ABS control module and related components for any signs of damage or loose connections.

How to fix DTC C050E on BMW

To fix DTC C050E on a BMW, you can try the following solutions:

1. Replace the left rear wheel speed sensor if it is found to be faulty.
2. Repair or replace any damaged or corroded wiring in the sensor circuit.
3. Ensure all electrical connections related to the sensor and ABS system are secure and free of debris.
4. If necessary, replace the ABS control module with a new or refurbished unit.

How to erase DTC C050E on BMW

To erase DTC C050E on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s ABS system. After performing the necessary repairs and ensuring the issue is resolved, you can reset the 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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