U0176high severityNetwork
Lost Communication with Forward Camera Module
on 2013 Cadillac ATS 2.5L I4 · RWD
What this code means
Cannot communicate with the forward-facing camera module for ADAS functions.
Symptoms
- Forward collision warning disabled
- Automatic emergency braking disabled
- Adaptive cruise not available
- Camera blocked message
Common causes
- Camera module failure
- CAN bus wiring
- Module power loss
- Fuse blown
- Camera blocked or dirty
- Windshield obstruction
Diagnostic steps
- Check camera module fuse
- Test power and ground
- Check CAN wiring
- Clean camera lens area
- Check for windshield cracks near camera
- Verify camera mounting
Repair notes
Check fuses and clean camera area. Requires recalibration after windshield replacement or camera service.
Other Network codes on this vehicle
U0001
High Speed CAN Communication Bus
U0002
High Speed CAN Communication Bus Performance
U0003
High Speed CAN Communication Bus (+) Open
U0004
High Speed CAN Communication Bus (+) Low
U0005
High Speed CAN Communication Bus (+) High
U0006
High Speed CAN Communication Bus (-) Open
U0007
High Speed CAN Communication Bus (-) Low
U0008
High Speed CAN Communication Bus (-) High
U0009
High Speed CAN Communication Bus Shorted Together
U0010
Medium Speed CAN Communication Bus