When ECM detects open in the heater control circuit(S1), ECM sets DTC P0030.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Heater check open | 1. Poor connection 2. Open or Short to ground in power circuit 3. Open in control circuit 4. S1 |
Enable Conditions |
•
- | |
Threshold Value |
•
Open | |
Diagnostic Time |
•
Continuous | |
MIL ON Condition |
•
3 driving cycle |
