P2128 is set when output voltage of APS 2 is above the maximum value of 2463 mV for more than 0.18 sec. This code is due to the short to battery in APS 2 power circuit and signal circuit or open in sensor ground circuit.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Voltage Monitoring |
•
APS 2 Circuit
•
APS component | ||
Enable Conditions |
•
IG KEY "ON" | |||
Threshold Value |
•
When output signal is above the maximum value (above 2463mV) | |||
Diagnostic Time |
•
180ms | |||
Fail Safe | Fuel Cut | NO |
•
APS standard value is 0%.
•
Limp home idle is fixed at (1200RPM) | |
EGR Off | NO | |||
Fuel Limit | YES | |||
MIL | YES | |||
