U0196low severityNetwork
Lost Communication with Rear Camera Module
on 2008 Dodge Ram 2500 6.7L I6 Cummins Diesel · 4WD
What this code means
Cannot communicate with the backup or rear-view camera module.
Symptoms
- Backup camera not displaying
- Black screen when in reverse
- Rear camera unavailable message
- Rear camera guidelines missing
Common causes
- Camera module failure
- CAN bus wiring
- Camera power loss
- Fuse blown
- Camera connector corrosion
- Camera lens obstructed
Diagnostic steps
- Check camera fuse
- Test power and ground at camera
- Check video cable
- Inspect camera for damage or obstruction
- Test CAN wiring
Repair notes
Check fuses and camera connector at liftgate/trunk. Wiring flexes at hinge and can break.
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