If the sensor input voltage is lower than the minimum threshold value under normal condition, the ECM sets DTC P0122.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
TPS1 signal check, low | 1. Poor connection 2. Short to ground in signal circuit 3. TPS |
Enable Conditions |
•
Ignition "ON" or Engine running | |
Threshold Value |
•
TPS1 voltage < 0.195V | |
Diagnostic Time |
•
Continuous | |
MIL ON Condition |
•
1 Driving cycle |