U3003moderate severityNetwork
Control Module Calibration Not Complete
on 2019 Audi A6 3.0L V6 TFSI · AWD
What this code means
A module calibration or initialization procedure has not been completed after programming or replacement.
Symptoms
- Module in default mode
- System not performing optimally
- Calibration warning message
- Adaptive values not learned
Common causes
- Programming completed but calibration skipped
- Calibration drive cycle not completed
- Battery disconnected during calibration
- Calibration procedure interrupted
Diagnostic steps
- Perform required calibration procedure
- Complete calibration drive cycle
- Run module-specific initialization
- Verify calibration parameters stored
- Perform post-calibration verification test
Repair notes
Complete the required calibration procedure. Some calibrations require specific driving conditions.
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Bluetooth code reader (~$25)
Veepeak OBDCheck BLE →
Pairs with your phone — reads and clears codes, live data.
Serious DIY (~$100)
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
Shop-grade tablet (~$300+)
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
As an Amazon Associate, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
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