PSM

Fault code 1315

Tiptronic control module

Diagnostic conditions
- Ignition on
- Internal PSM control module function test

Possible cause of fault
- Signal from Tiptronic control module does not correspond to expected signal (please read out fault memory).
- Signal from Tiptronic control module does not appear on CAN drive (no signal/communication).

Affected pins
PSM control module plug:
- Pin 15 'CAN drive (low)'
- Pin 11 'CAN drive (high)'

Diagnosis/troubleshooting PSM 0101

NOTE: If there is no incoming signal via the CAN drive using several control modules, the CAN drive must be checked for open or short circuits. Refer to 'Checking instructions/CAN data bus'.