This procedure allows the vehicle to learn the correct valve position and shall be performed if valve and/or control device has been replaced or if this adjustment is needed for any other reason.
Note:
Engine cold and not started for at least 10 minutes.
If the procedure is not performed correctly, it may result in malfunctioning EGR-valve and also affect the car's drivability.
Test conditions:
Engine off, ignition on.
Procedure:
Select function "EGR valve position learn", press "OK".
Turn off the ignition when instructed to do so and press "OK".
Wait for about 30 seconds.
Turn on the ignition when instructed to do so and press "OK".