If output voltage of APS 2 is above threshold value for more than 0.18 sec., ECM sets DTC P212800. This fault might be caused by short to power in power/signal circuit or open in ground circuit of APS.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Voltage monitoring | 1. Short to power in power circuit of APS2 2. Open in ground circuit of APS2 3. Short to power in signal circuit of APS2 4. Defected APS | |
Enable Conditions |
•
Engine running | ||
Threshold Value |
•
Output voltage is below threshold value | ||
Diagnostic Time |
•
0.18 sec | ||
Fail Safe | Engine OFF |
•
No | |
EGR Off |
•
No | ||
Torque Limit |
•
No | ||
MIL |
•
On | ||
