Control module and output signals
WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
| DTC | Error Message | Diagnostic Procedure | Malfunction Criteria and Threshold Value | Secondary Parameters with Enable Conditions | Monitoring Time Length | Frequency of checks, MIL Illumination |
|---|---|---|---|---|---|---|
| U0001 | High Speed CAN Communication Bus
|
|
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--- | 2 Sec |
|
| U0101 | Lost Communication with TCM
|
|
|
--- | 2 Sec |
|
| U0302 | Software Incompatibility with Transmission Control Module
|
|
AT vehicle ECM coded as MT vehicle | --- | 2 Sec |
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