U0199moderate severityNetwork
Lost Communication with Door Control Module A
on 2005 Audi A6 3.2L V6 · AWD
What this code means
Cannot communicate with door control module A (usually driver door).
Symptoms
- Power windows not working
- Door locks inoperative from that door
- Mirror control not working
Common causes
- Module failure
- Wiring in door jamb broken
- Water damage in door
- Connector issue
Diagnostic steps
- Inspect door jamb wiring
- Check for water in door
- Test module power
- Check connector
Repair notes
Inspect door jamb wiring harness - flexing breaks wires over time.
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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