U0148low severityNetwork
Lost Communication with Seat Control Module B
on 2010 Ram 1500 4.7L V8 · RWD
What this code means
Cannot communicate with the passenger seat control module.
Symptoms
- Passenger power seat inoperative
- Passenger seat memory not working
- Passenger seat heater not controlled
Common causes
- Seat module failure
- Wiring issue under seat
- Power loss to module
- Fuse blown
Diagnostic steps
- Check seat module fuse
- Test power and ground
- Inspect wiring
- Check connector under seat
Repair notes
Check connector under passenger seat. Same diagnosis approach as driver seat module.
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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