BMW DTC C1233 – Right Rear Wheel Speed Sensor Direction of Rotation Implausible
DTC C1233 meaning on BMW
DTC C1233 on a BMW indicates that the right rear wheel speed sensor is reporting a direction of rotation that is considered implausible by the vehicle’s control module. This means that the sensor is detecting movement in a way that does not align with the expected behavior based on the vehicle’s speed and other sensor inputs.
BMW DTC C1233 symptoms
Symptoms of DTC C1233 on a BMW may include:
- ABS warning light illuminated on the dashboard
- Traction control system may be disabled
- Unusual braking behavior, such as pulsation or uneven braking
- Increased stopping distances
BMW DTC C1233 causes
The most common causes of DTC C1233 on a BMW include:
- Failed or malfunctioning right rear wheel speed sensor
- Damage to the sensor wiring or connectors
- Contaminants affecting the sensor’s operation, such as dirt or debris
- Issues with the ABS control module
BMW DTC C1233 seriousness
DTC C1233 should be taken seriously as it can affect the proper operation of the vehicle’s ABS and traction control systems. Driving with this fault present may compromise the vehicle’s ability to maintain stability during braking and cornering, potentially leading to unsafe driving conditions.
How to diagnose DTC C1233 on BMW
To diagnose DTC C1233 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 control module
- Inspect the right rear wheel speed sensor and its wiring for any visible damage or contamination
- Test the sensor’s output using a multimeter to ensure it is functioning correctly
- Check the ABS control module for any related faults or issues
How to fix DTC C1233 on BMW
Fixing DTC C1233 on a BMW may involve the following steps:
- Replace the right rear wheel speed sensor if it is found to be faulty
- Repair or replace any damaged wiring or connectors associated with the sensor
- Clean the sensor and its mounting area to remove any contaminants that may be affecting its operation
- If necessary, address any issues with the ABS control module
How to erase DTC C1233 on BMW
To erase DTC C1233 on a BMW, a mechanic can use a diagnostic scanner to clear the fault code from the vehicle’s control module. Once the underlying issue has been addressed and fixed, the fault code can be cleared to reset the system and ensure that the warning light does not reappear.
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.