The EPB ECU sets DTC B1612 if TCU CAN message has not been received through the CAN signal.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Monitoring CAN messages | 1. Faulty TCU System 2. Open or short in CAN communication line |
Enable conditions |
•
IG ON
•
Battery voltage is between 9V and 16V | |
Threshold value |
•
TCU message(gear position, etc)is not received for 0.5 sec. | |
Fail-Safe |
•
Automatic release function inhibited |
