Ford 1996 Bronco Manual page 274

Working with the engine off:
1. Always set the parking brake fully and make
sure that the gearshift is securely latched in
P (Park) (automatic transmission) or in 1
(First) (manual transmission).
2. When the transfer case is in the N (Neutral)
position, the engine and transmission are
disconnected from the rest of the driveline.
Therefore, the vehicle is free to roll even if
the automatic transmission is in P (Park) or
the manual transmission is in gear. Do not
leave the vehicle unattended with the
transfer case in the N (Neutral) position.
3. Remove the key from the ignition after you
turn the engine off.
4. Block the wheels. This will prevent your
vehicle from moving unexpectedly.
Working with the engine on:
1. Always set the parking brake fully and make
sure that the gearshift is securely latched in
P (Park) (automatic transmission) or in 1
(First) (manual transmission).
2. When the transfer case is in the N (Neutral)
position, the engine and transmission are
disconnected from the rest of the driveline.
Therefore, the vehicle is free to roll even if
the automatic transmission is in P (Park) or
the manual transmission is in gear. Do not
leave the vehicle unattended with the
transfer case in the N (Neutral) position.
Do not start your engine with the air
cleaner removed and do not remove it
while the engine is running.
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