PCM monitors output signal from APS 1, if output signal is above the threshold, the PCM sets a P2123 DTC.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
This code detects a short to high in either the circuit or the sensor (0-100%) | 1. Poor connection 2. Short to battery in signal circuit. 3. Open in ground circuit 4. Faulty APS 5. Faulty PCM |
Enable Conditions |
•
Ignition "ON" | |
Threshold value |
•
APS1 greater than 4.5V | |
Diagnosis Time |
•
Continuous | |
MIL On Condition |
•
1 Driving Cycle |