U0141moderate severityNetwork
Lost Communication with Front ECM A
on 2000-2003 Audi S6 4.2L V8 · AWD
What this code means
Cannot communicate with the front electronic control module A, often managing front body electronics.
Symptoms
- Front lighting issues
- Front park assist not working
- Front wiper issues
- DRL malfunction
Common causes
- Front ECM failure
- CAN bus wiring
- Module power loss
- Fuse blown
- Front-end collision damage
Diagnostic steps
- Check front ECM fuse
- Test power and ground
- Check CAN wiring
- Inspect for collision damage
- Test module directly
Repair notes
Check for front-end damage. Module located in front of vehicle is susceptible to impact and water.
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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