U0235
NetworkModule Communicationmoderate severityLost Communication with Cruise Control Front Distance Range Sensor
What U0235 Means
Cannot communicate with the forward distance radar or lidar sensor for adaptive cruise.
Symptoms
- Adaptive cruise not available
- Sensor blocked warning
- Forward collision warning off
- Following distance not adjustable
Common Causes
- Distance sensor failure
- CAN bus wiring
- Module power loss
- Sensor blocked or misaligned
- Fuse blown
Diagnostic Steps
- Check sensor fuse
- Test power and ground
- Check CAN wiring
- Clean sensor face
- Check sensor alignment
- Inspect front bumper area for damage
Where to start: Clean sensor and check alignment. Requires calibration after bumper or sensor work.
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