If 4WD is detected upon ECM initialization, but 4WD CAN signal is not detected during driving or 2WD is detected upon ECM initilization, but CAN signal from 4WD ECU is recieved, ECM sets DTC P15930000.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Signal monitoring | 1. Poor connector connection 2. Faulty 2WD/4WD automatic recognition circuit 3. Faulty CAN communication line 4. Defected ECM | |
Enable Conditions |
•
Engine running | ||
Threshold Value |
•
4WD is detected upon ECM initialization, but 4WD CAN signal is not detected during driving
•
2WD is detected upon ECM initialization, but CAN signal from 4WD ECU is received | ||
Diagnostic Time |
•
1 sec | ||
Fail Safe | Engine OFF |
•
No | |
EGR Off |
•
No | ||
Torque Limit |
•
No | ||
MIL |
•
Off | ||
