From Ross-Tech Wiki
01299 - Diagnostic Interface for Data Bus (J533)
01299 - Diagnostic Interface for Data Bus (J533): No Communications
- Warning Lamp On
- Wiring Harness Issue
- Defective Control Module
- If the fault is only found in one control module, then most likely that module is the issue. However, if the fault is found several different control modules, then the CAN Gateway could be the issue.
- When found in the CAN Protocol 6-Speed Automatic Transmission (09G) Automatic Transmission control module
- See this thread which includes the solution in post #11: 1K Golf trans code 01299
- When found in VW Passat (3C) Brake Electronics, VW Tiguan (5N) Brake Electronics and Brake Electronics (MK60EC1)
- Providing the 19-CAN Gateway Coding is NOT all Zeros, check the [19-CAN Gateway] > [Coding - 07]. An incorrect LHD/RHD Configuration may cause this Fault Code and may be stored in conjunction with 01044.