Author Question: The throttle body may be cleaned (if recommended by the vehicle manufacturer) if what conditions are ... (Read 40 times)

mp14 · **on:** Jun 22, 2018

The throttle body may be cleaned (if recommended by the vehicle manufacturer) if what conditions are occurring?

A) Lower-than-normal idle speed B) Rough idle
C) Coast-down stall D) Any of the above

Question 2

With the ignition off and the key out of the ignition, what should happen if a technician uses a screwdriver to push on the throttle plate in an attempt to open the valve?

A) The throttle should move and stay where it is moved and not go back unless moved back
B) The throttle should move closed, but not open further than the default position
C) The throttle should move, and then spring back to the home position when released
D) Nothing. The throttle should be kept from moving by the motor, which is not energized with the key off