E1401

One or more signals sent from control unit Transmission via the CAN bus is implausible.


Possible cause:

- Y3/8n4 (Fully integrated transmission control (VGS) control unit)
Affected functions:

- Automatic transmission Function

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Test 1: Check component Y3/8n4 (Fully integrated transmission control (VGS) control unit).

1. Check component Y3/8n4 (Fully integrated transmission control (VGS) control unit).
Read and process fault code from control module Y3/8n4 (Fully integrated transmission control (VGS) control unit).
Possible cause and remedy

- Read and process fault code from control module Y3/8n4 (Fully integrated transmission control (VGS) control unit).
End of test