Vehicle Electrical System (BNSG)

Fault code 1299

Gateway

Diagnostic conditions
- Ignition on
- Internal control module function test

Possible causes of fault
- Read out 'Gateway' to locate faults in the fault memory.
- 'No signal/communication' No message from gateway on CAN comfort.

Affected pins
Plug 'A' on vehicle electrical system control module:
- Pin 1 'CAN comfort (high)'
- Pin 2 'CAN comfort (low)'

Diagnosis/troubleshooting

NOTE: If there is no incoming signal/message via CAN comfort using several control modules, CAN comfort must be checked for open or short circuits.