Fault Code 1847

Fault Code 1847

Transfer box control module

Diagnostic conditions
- Ignition on
- Internal control module function test

Possible causes of fault
- To localise the fault, read out the fault memory for the transfer box control module (Please read out fault memory)
- The signal received from the Tiptronic control module via the CAN drive does not correspond to the expected signal (implausible signal)
- No message from transfer box control module on CAN drive (no signal/communication)

Affected pins
Tiptronic control module plug:
- Pin 34 CAN drive (low)
- Pin 46 CAN drive (high)

Diagnosis/troubleshooting G 0210

NOTE: If there is no incoming signal/message 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.

Work Instruction 1 - 2: