If short to ground in motor circuit is detected for more than 1 sec., ECM sets DTC P048900.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Signal monitoring | 1. Poor connector connection 2. Short to ground in motor circuit of E-EGR actuator 3. Defected E-EGR actuator | |
Enable Conditions |
•
Engine running | ||
Threshold Value |
•
Short to ground in motor circuit of E-EGR actuator | ||
Diagnostic Time |
•
1 sec | ||
Fail Safe | Engine OFF |
•
No | |
EGR Off |
•
Yes | ||
Torque Limit |
•
Yes | ||
MIL |
•
On | ||
