P0488 is set when the LP EGR actuator positon deviate more than 20% against tagets because of the valve jam (closed or open)
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Signal monitoring | 1. LP EGR actuator | ||
Enable Conditions |
•
Engine Operating | |||
Threshold value |
•
LP EGR valve deviation of 20% compared to the target position | |||
Diagnosis Time |
•
3000 ms | |||
Fail Safe | Fuel cut | NO |
•
- | |
EGR Off | YES | |||
Fuel Limit | YES | |||
Check Lamp | ON | |||
