C1216 – BMW DTC

BMW DTC C1216 – Left Rear Wheel Speed Sensor Type Implausible

DTC C1216 meaning on BMW

DTC C1216 on a BMW indicates that there is an issue with the left rear wheel speed sensor type being implausible. This means that the signal being received from the left rear wheel speed sensor is not within the expected parameters, leading to a discrepancy in the data being transmitted to the vehicle’s control module.

BMW DTC C1216 symptoms

Symptoms of DTC C1216 on a BMW may include:

  • ABS warning light illuminated on the dashboard
  • Traction control system malfunction
  • Loss of stability control
  • Irregular braking behavior

BMW DTC C1216 causes

The common causes of DTC C1216 on a BMW are:

  • Faulty left rear wheel speed sensor
  • Corroded or damaged sensor wiring
  • Poor electrical connection at the sensor
  • Issues with the ABS control module

BMW DTC C1216 seriousness

DTC C1216 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 C1216 on BMW

To diagnose DTC C1216 on a BMW, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the fault codes from the 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 signal output using a multimeter
  4. Perform a visual inspection of the ABS control module and its connections

How to fix DTC C1216 on BMW

To fix DTC C1216 on a BMW, you can try the following solutions:

  1. Replace the faulty left rear wheel speed sensor
  2. Repair or replace any damaged wiring or connectors associated with the sensor
  3. Clean the sensor mounting surface and ensure proper installation
  4. If necessary, replace the ABS control module

How to erase DTC C1216 on BMW

To erase DTC C1216 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the ABS system’s memory. After performing the necessary repairs and ensuring that the issue has been 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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