Checking output signals from APS 2 under detecting condition, if output signals are above the threshold, ECM/PCM sets P2128.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
APS2 signal check, high | 1. Poor connection 2. Open or short to battery in signal circuit 3. Faulty APS |
Enable Conditions |
•
Ignition "ON" or Engine running | |
Threshold Value |
•
APS2 voltage greater than 2.5 V | |
Diagnostic Time |
•
0.14 sec. | |
MIL On Condition |
•
5 sec. |