Kessy/Immobiliser

Fault code 1312

CAN drive

Diagnostic conditions
- Internal KESSY control module function test

Possible cause of fault
- CAN drive faulty (communication problem with all control modules via CAN drive)

Affected pins
KESSY control module plug A:
- Pin 21 'CAN drive (low)'
- Pin 22 'CAN drive (high)'

Diagnosis/troubleshooting