Working with the engine on

WARNING: To reduce the risk of vehicle damage and/or personal burn injuries, do not start your engine with the air cleaner removed and do not remove it while the engine is running.
1. Set the parking brake and shift to P (Park).
2. Block the wheels.
See also:
Trailer tow false alerts
When towing a trailer, the sensors may detect the trailer thus causing a
false alert. It may be desirable to turn the BLIS off if the false alerts
become annoying. ...
Tire pressure monitoring system (TPMS)
Each tire, including the spare (if
provided), should be checked
monthly when cold and inflated to
the inflation pressure recommended
by the vehicle manufacturer on the
vehicle placard or tir ...
Cleaner air
Ford endorses the use of reformulated “cleaner-burning” gasolines to
improve air quality. ...
