P0479 is set when Exhaust pressure actuator Learning value is abnormal
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Signal monitoring | 1. Exhaust Pressure Control Valve control logic 2. Exhaust Pressure Control Actuator 3. Exhaust Pressure Control circuit | ||
Enable Conditions |
•
IG "ON" | |||
Threshold value |
•
Exhaust pressure actuator Learning value is abnormal | |||
Diagnosis Time |
•
200 msec. | |||
Fail Safe | Fuel cut | NO |
•
- | |
EGR Off | NO | |||
Fuel Limit | NO | |||
Check Lamp | NO | |||
