This function is used to temporarily shut off a cylinder and check the injectors' function.
Test conditions:
Engine started and warm.
Transmission in neutral.
Parking brake applied.
Engine speed 750-1950 rpm.
Procedure:
Start the function.
Set desired engine rpm and turn off one cylinder at a time by pressing "Start".
Press "Stop" to turn on the cylinder again.
The function is done.
If the function fails, check the test conditions and repair any faults.