U0149low severityNetwork
Lost Communication with Seat Control Module C
on 2007 Audi S6 5.2L V10 · AWD
What this code means
Cannot communicate with the rear seat control module on vehicles with powered rear seats.
Symptoms
- Rear power seat not adjustable
- Rear seat recline not working
- Rear heated seats from module offline
Common causes
- Rear seat module failure
- Wiring issue
- Power loss
- Fuse blown
Diagnostic steps
- Check rear seat module fuse
- Test power and ground
- Inspect wiring to rear seats
- Check module connector
Repair notes
Check rear seat module fuse and connector access behind rear seat.
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Other Network codes on this vehicle
00003
Control Module - Defective
01304
Radio - No Communication
01312
Powertrain Data Bus - Defective
01314
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01315
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01316
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01317
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01318
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01321
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U0001
High Speed CAN Communication Bus