P0404

EGR VALVE 1







1. CHECK THE EGR VALVE 1 STICK.
1. Set the starter switch to "ON" position.
2. Confirm the EGR solenoid 1 malfunction (DTC P0489, P0490) and EGR lift sensor 1 malfunction (DTC P0405, P0406) is not displayed.
3. Select the "EGR check" in the "Check function" menu.
3. Check the actual opening value is followed up by input value by activating the EGR valve.

Standard: Difference value is less than 5%