U0216moderate severityNetwork
Lost Communication With Door Control Module C
on 2000 Audi A6 2.7L Turbo V6 · AWD
What this code means
The network lost communication with door control module C. Rear door window, lock, and related controls may not respond.
Symptoms
- Rear window inoperative
- Door lock not working
- Warning message on dash
Common causes
- Faulty door control module C
- Broken wire in door boot
- Loose or corroded connector
- Fuse failure
Diagnostic steps
- Retrieve fault codes
- Check power and ground at module
- Inspect door harness
- Test CAN communication
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Other Network codes on this vehicle
00003
Control Module - Defective
01304
Radio - No Communication
01312
Powertrain Data Bus - Defective
01314
Engine Control Module (ECM) - no communications
01315
Transmission Control Module (TCM) - No Communication
01316
ABS Control Module - No Communication
01317
Instrument Cluster Control Module (J285) - No Communication
01318
Immobilizer Control Module - No Communication
01321
Airbag Control Module - No Communication
U0001
High Speed CAN Communication Bus