ECM sets DTC P2101 if ECM detects open or short to ground in ETC motor control circuit.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Power Stage Check | 1. Throttle stuck 2. Open in motor circuit 3. Faulty motor 4. Faulty ECM |
Enable Conditions |
•
attery voltage is higher than 8V | |
Threshold Value |
•
Short circuit
•
Overheatingor overcurrent
•
SPI bus or signal fault
•
Open load | |
Diagnostic Time |
•
- | |
MIL ON Condition |
•
5 sec |
