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5.5.2 OBD error messages
Error message Possible cause Remedy
Timeout: The OBD module did not B+ and B- cables not connected. Connect B+ and B- cables.
react within the waiting time. Interconnecting cable from control Test interconnecting cable and
module PCB to OBD PCB not connected ensure that it is securely
or faulty. fastened, replace if necessary.
Interface on control module PCB faulty Test interface according to repair
instructions, Sec. 4.4.4, replace
control module PCB.
Faulty OBD PCB Perform self-diagnosis as per
Section 3.1.
BsTest "Loop" "TFau" $4000 "TSchr" B+ and B- cables not connected. Connect B+ and B- cables.
Faulty OBD PCB. Perform self-diagnosis as per
Section 3.1.
i If any other error messages appear, perform trouble-shooting as described in the Repair Instructions.
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