Test prerequisite
- Fault code 'P2281' present
Test sequence
- Measure direct voltage with multimeter between socket [F.4] 100 of the 126-pole socket box tester and socket [F.52] 22 of the 35-pole socket
box tester.
Specified value
- Voltage<1 V
Question
- Is the measurement value OK?
YES
The measurement value is OK.Further possible causes of fault
- Fault in control unit AB: Read out fault memory of control unit N2/7 (Restraint systems control unit).
End of test
NO
The measurement value is not OK.Possible cause and remedy
- Line from component N2/7 (Restraint systems control unit) to component N3/10 (ME-SFI [ME] control unit)
- Read fault memory from control unit AB and rectify faults.
End of test
Part 1
The CAN signal from circuit 15 does not match the signal via the hardware line. ( Signal via CAN = 0 )
Possible cause:
- Drive train CAN bus
Affected functions:
- Power generation
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