If sensor signal input is lower than 0.25V during 3.0 sec, ECM sets DTC P0557.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Signal check, low |
•
Poor connection
•
Open or short to ground in power circuit
•
Short to ground in signal circuit
•
BVS |
Enable Conditions |
•
IG ON | |
Threshold Value |
•
Sensor voltage < 0.25 V | |
Diagnostic Time |
•
3.0 sec. | |
MIL ON Condition |
•
DTC only |
