Other information:
Removal
Turn the ignition switch to the OFF position and apply the parking brake.
Remove the air cleaner assembly.
Refer to: Air Cleaner (303-12D Intake Air Distribution and Filtering - 2.7L EcoBoost (238kW/324PS), Removal and Installation).
Refer to: Air Cleaner (303-12C Intake Air Distribution and Filtering - 2.5L Duratec (125kW/170PS), Removal and Instal..
Stall Speed Test
WARNING:
Block all wheels, set the parking brake and firmly apply the
service brake to reduce the risk of vehicle movement during this
procedure. Failure to follow these instructions may result in serious
personal injury.
NOTE:
Carry out the Line Pressure Test prior to the Stall Speed
Test. If line pressure is low, do not carry out the stall test or
additiona..