PCM monitors output control circuit to the PCSV every 10 seconds. If the control circuit indicates an open or short to ground for more than 5 seconds, the PCM sets a P0444 DTC.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Open, short to ground | 1. Poor connection 2. Open or short to ground in harness 3. PCSV 4. PCM |
Enable Conditions |
•
Engine running state
•
Battery voltage between 11V and 16V
•
Above enable conditions are met longer than 0.5 sec. | |
Threshold value |
•
Open or short to ground | |
Diagnosis Time |
•
Continuous (More than 5 sec.failure for every 10 sec.test) | |
MIL On Condition |
•
3 driving cycles |
