Checking output signals from APS 1 under detecting condition, if output signals are above the threshold, ECM/PCM sets P2123.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
APS1 signal check, high | 1. Poor connection 2. Short to battery in signal circuit. 3. Open in ground circuit 4. Faulty APS 5. Faulty ECM/PCM |
Enable Conditions |
•
Ignition "ON" | |
Threshold Value |
•
APS1 voltage is higher than 4.8V | |
Diagnostic Time |
•
Continuous | |
MIL On Condition |
•
1st Driving Cycle |