With EGR commanded on.
- ACTUAL EGR POSITION differs from DESIRED EGR POSITION by greater than 9 percent for 18 seconds when DESIRED EGR POSITION is less than 99 percent.
- ACTUAL EGR POSITION differs from DESIRED EGR POSITION by greater than 20 percent for 18 seconds when DESIRED EGR POSITION is greater than 99 percent.