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 |
•
CAN Communication Monitoring | 1. Poor Connector Connection 2. Defected C-CAN Communication Circuit 3. Defected ECM/PCM |
Enable Condition |
•
Normal Battery Voltage
•
0.5 sec after TCM turns "ON" | |
Threshold Value |
•
Not Receive a message from CAN MI-COM | |
Detecting Time |
•
2 second | |
Fail Safe |
•
Inhibited learning control |
