When the TCM cannot read the data from the ECM through the CAN-BUS line, the TCM sets this code. CAN-BUS circuit malfunctioning or ECM can be a posssible cause of this DTC.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Check the signal |
•
Faulty in CAN Line
•
Faulty in TCM |
Enable Conditions |
•
Battery voltage > 10V
•
Time passed from IG-On > 0.5sec | |
Threshold Value |
•
Receive a message "BUS OFF" from CAN MI-COM. | |
Diagnostic Time |
•
More than 1second. | |
Fail Safe |
•
Normal Driving |
