P0487 is set when LP EGR actuator position sensor output voltage goes out for a period of time than the specified value.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Signal monitoring | 1. LP EGR actuator position sensor circuit 2. LP EGR actuator position sensor | ||
Enable Conditions |
•
Engine Operating | |||
Threshold value |
•
LP EGR actuator position sensor output voltage is lower than 150mV or higher than 3200mV | |||
Diagnosis Time |
•
200 ms | |||
Fail Safe | Fuel cut | NO |
•
- | |
EGR Off | YES | |||
Fuel Limit | YES | |||
Check Lamp | ON | |||
