1997 FORD F150 brake

mph) with a trailer while towing in
hilly country or on hot days.
Speed control may shut off if you
are towing on very long, steep
grades.
When towing a trailer
If equipped with an automatic
transmission, use D (Drive) rather
than
D(Overdrive) while towing
up or down steep hills. This will
eliminate excessive downshifting
and upshifting for optimum fuel
economy and transmission cooling.
If equipped with a manual
transmission, use 4 (Fourth) rather
than
D(Overdrive).
²Anticipate stops and brake
gradually.
OVERDRIVE OFF
1
24R3D
f12_when_you_tow
Driving
127

Instrument panel fuses
Always replace a fuse with
one that has the specified
amperage rating. Using a fuse
with a higher amperage rating
can cause severe wire damage
and could start a fire.
Position Amps Description
1 15 Stop/turn lamps and turn indicators
2 5 Instrument cluster
3 25 Cigarette lighter
4 5 Power mirrors, autolamp, remote
anti-theft/keyless entry, headlamp relay and
parking lamp relay
5 15 Speed control, daytime running lamps, climate
control blend door, backup lamps, A/C clutch
coil
6 5 Brake-shift interlock, generic electronic module
(GEM)/central timer module (CTM) and air
suspension module
7 - Not used
8 5 Radio, remote anti-theft/keyless entry, GEM
module/CTM module
1
1
2
3
4
512 22
21323
31424
4
16 15
25
526
61727
71828
81929
11 21 31930
10 20
f12_pass_comp_fuses
Roadside emergencies
137

Position Amps Description
9 - Not used
10 - Not used
11 30 Wiper system
12 5 On-board diagnostic (OBD II) data link
connector
13 15 Brake ON/OFF switch, rear anti-lock brake
module and brake pressure switch
14 15 Interior lamps and accessory delay relay
15 5 GEM module/CTM module
16 20 High beam headlamps
17 - Not used
18 5 Instrument illumination
19 10 Air bag diagnostic monitor, instrument cluster
20 5 GEM module/CTM module and powertrain
control module (PCM)
21 15 Starter relay
22 10 Air bag diagnostic monitor and passenger air
bag deactivate switch
23 10 4WD clutch relay, electronic flasher, 4WD/2WD
vacuum solenoids and trailer tow battery charge
relay
24 10 I/P blower relay
25 5 4WABS module and relay
26 10 Right low beam headlamp and DRL module
27 5 Foglamp relay
28 10 Left low beam headlamp
29 5 Autolamp, instrument cluster, transmission
control indicator lamp and switch
30 30 Ignition coils and PCM relay
31 - Not used
Roadside emergencies
138

Fuses
Position Amps Description
7 15 Parking and tail lamps
8 30 Headlamps
9 15 Daytime running lamps and fog lamps
10 25 Auxiliary power point
11 - Not used
12 - Not used
13 - Not used
14 60/20 4WABS/rear anti-lock brake
15 50 Air suspension compressor
16 40 Trailer tow battery charge and stop/turn lamps
17 30 4WD transfer case shift motor and clutch
18 30 Driver power seat
19 20 Fuel pump
20 50 Instrument panel fuse panel ignition switch feed
21 50 Instrument panel fuse panel ignition switch feed
22 50 I/P fuse panel battery feed
23 40 I/P blower
24 30 PCM power
25 30 Power windows
26 - Not used
27 - Not used
28 30 Trailer tow electronic brake
29 - Not used
Diodes
Position Description
1 Rear ABS diode
2 PCM diode
Roadside emergencies
140

Engine minifuse panel
The minifuse panel is located
behind the power distribution box.
Location Amperage Description
1 5 Powertrain control module (PCM)
2 20 Trailer tow stop/turn lamps
3 - Not used
4 - Not used
5 - Not used
6 - Not used
CHANGING FLAT TIRES
If you get a flat tire while driving,
do not apply the brakes heavily.
Instead, gradually reduce the
speed while holding the steering
wheel firmly. Move the vehicle to a
safe spot off to the side of the
road.
123456
f12_minifuses
f12_flat_tires
f12_change_proc
Roadside emergencies
142

Tire change procedure
1. Park on a level surface.
2. Activate the hazard flashers.
3. Set the parking brake.
4. Place the gearshift in P (Park)
(automatic transmission) or R
(Reverse) (manual transmission).
For 4WD vehicles equipped with
Lever-operated transfer case, make
sure that the lever is not in the N
(Neutral) position.
5. Block the diagonally opposite
wheel.
6. Remove the jack and lug wrench
from under the passenger seat.
On vehicles equipped with
Air Suspension, turn OFF
the Air Suspension switch prior
to jacking, hoisting or towing
your vehicle.
To avoid injury, never run
the engine with one wheel
off the ground, such as when
changing a tire.
f12_removing_spare
Roadside emergencies
143

could get caught in moving
parts. Take precautions with
long hair.
²Do not work on a vehicle with
the engine running in an
enclosed space, unless you are
sure you have enough
ventilation.
²Keep all lit cigarettes, open
flames and other lit material
away from the battery and all
fuel related parts.
If you disconnect the battery, the
engine must ªrelearnº its idle
conditions before your vehicle will
drive properly, as explained in
Batteryin this chapter.
Working with the engine off
²Automatic transmission
1. Set the parking brake fully and
ensure the gearshift is securely
latched in P (Park).
2. Turn off the engine and remove
the key.
3. Block the wheels to prevent the
vehicle from moving unexpectedly.
²Manual transmission
1. Set the parking brake, depress
the clutch and place the gearshift
in 1 (First).
2. Turn off the engine and remove
the key.
3. Block the wheels to prevent the
vehicle from moving unexpectedly.
Working with the engine on
²Automatic transmission
com_working_off.02
com_working_on.02
Maintenance and care
155

1. Set the parking brake fully and
ensure the gearshift is securely
latched in P (Park).
2. Block the wheels to prevent the
vehicle from moving unexpectedly.
Do not start your engine
with the air cleaner
removed and do not remove it
while the engine is running.
²Manual transmission
1. Set the parking brake, depress
the clutch and place the gearshift
in 1 (First).
2. Block the wheels to prevent the
vehicle from moving unexpectedly.
f12_opening_hood
Maintenance and care
156