relay FORD F250 1998 Owners Manual

is possible that a fuse has blown
and the vehicle's brakelamps may
not be operating properly. Refer to
Fuses and relaysin theRoadside
emergencieschapter.
Do not drive your vehicle
until you verify that the
brakelamps are working.
If your vehicle gets stuck in mud
or snow it may be rocked out by
shifting from forward and reverse
gears in a steady pattern. Press
lightly on the accelerator in each
gear.
Do not rock the vehicle for
more than a few minutes. The
transmission and tires may be
damaged or the engine may
overheat.
Always set the parking
brake fully and make sure
the gearshift is latched in P
(Park). Turn off the ignition
whenever you leave your vehicle.
Driving with a 4±speed
automatic transmission
Understanding gearshift
positions
Pull the gearshift lever towards
you and downward to move the
automatic gearshift.
Driving
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5. Make a further check for leaks
in the fuel system.
The fuel pump shut-off switch is
located in the passenger's foot
well, behind the kick panel.
FUSES AND RELAYS
Fuses
If electrical components in the
vehicle are not working, a fuse
may have blown. Blown fuses are
identified by a broken wire within
the fuse. Check the appropriate
fuses before replacing any
electrical components.
1515
Roadside emergencies
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The fuses are coded as follows.
Fuse/Relay Location Fuse Amp Rating Description
1 15A Flasher Relay
2 5A Instrument Cluster
3 25A Cigar Lighter
4 5A Park Lamp Relay,
Headlamp Relay,
Autolamp Module
Remote Anti-Theft
Personality (RAP)
Module, Power Mirror
Switch
FUSE1 RELAY
1
RELAY
2
(NOT
USED)
RELAY
4
RELAY
512 22
21323
31424
4
16 15
25
526
61727
71828
81929
11 21 31930
10 20
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Fuse/Relay Location Fuse Amp Rating Description
5 15A Digital Transmission
Range (DTR) Sensor
(A/T), Backup Lamp
Switch (M/T), Daytime
Running Lights (DRL)
Module, Speed Control
Servo/Amplifier
Assembly, Heater-A/C
Control Assembly,
Blend Door Actuator
6 5A Shift Lock Actuator,
Generic Electronic
Module (GEM), Rear
Air Suspension (RAS)
Module
7 Ð Not Used
8 5A Radio, Main Light
Switch, Remote
Anti-Theft Personality
(RAP) Module
9 Ð Not Used
10 Ð Not Used
11 30A Washer Pump Relay,
Wiper Run/Park Relay,
Wiper Hi/LO Relay,
Windshield Wiper
Motor
12 5A Data Link Connector
(DLC)
13 15A Rear Anti-Lock Brake
System (RABS)
Module, Brake On/Off
(BOO) Switch, Brake
Pressure Switch
Roadside emergencies
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Fuse/Relay Location Fuse Amp Rating Description
14 15A Battery Saver Relay,
Interior Lamp Relay
15 5A Generic Electronic
Module (GEM)
16 20A Instrument Cluster
(W/O DRL), Daytime
Running Lamps (DRL)
Module, Hi-Beam
Headlamps (Power
supplied through
Multi-Function
Switch)
17 Ð Not Used
18 5A Park Lamp Relay,
Trailer Electronic
Brake Controller, Main
Light Switch, Trailer
Tow Run Relay, Front
Park/Turn Lamps,
License Lamps,
Stop/Park/Turn Lamps,
Tail/Side Marker
Lamps (Power
supplied through Main
Light Switch)
19 10A Instrument Cluster,
Air Bag Diagnostic
Monitor
20 5A Powertrain Control
Module (PCM),
Generic Electronic
Module (GEM)/Central
Timer Module (CTM)
Roadside emergencies
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Fuse/Relay Location Fuse Amp Rating Description
21 15A Clutch Pedal Position
(CPP) Switch (W/O
RAP), Starter
Interrupt Relay
(W/RAP)
22 10A Air Bag Diagnostic
Monitor, Passive
De-Activation (PAD)
Module
23 10A Trailer tow Battery
Charge Relay, 4X4
Hub Solenoid, 4X2
Hub Solenoid, Flasher
Relay, Shift on the Fly
Relay
24 10A Blower Relay
25 5A 4 Wheel Anti-Lock
Brake System
(4WABS) Module,
4WABS Relay
26 10A Daytime Running
Lamps (DRL) Module,
Right Headlamp
27 5A Main Light Switch,
Fog Lamp Relay
28 10A Left Headlamp
29 5A Autolamp Module,
Instrument Cluster,
Transmission Control
Switch (TCS), Brake
Warning
Resistor/Diode
Assembly (W/RABS)
Roadside emergencies
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Fuse/Relay Location Fuse Amp Rating Description
30 30A Radio Noise Capacitor,
Ignition Coil, PCM
Power Diode
31 Ð Not Used
Relay 1 Ð Interior Lamp Relay
Relay 2 Ð Battery Saver Relay
Not Used Ð Not Used
Relay 4 Ð One Touch Down
Relay
Relay 5 Ð ACC Delay Relay
Power distribution box
The power distribution box is
located in the engine
compartment. The power
distribution box contains
high-current fuses that protect
your vehicle's main electrical
systems from overloads.
Always disconnect the
battery before servicing
high current fuses.
Always replace the cover
to the Power Distribution
Box before reconnecting the
battery or refilling fluid
reservoirs.
Roadside emergencies
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The high-current fuses are coded
as follows.
Fuse/Relay Location Fuse Amp Rating Description
1 20A * Trailer Tow Running
Lamp Relay, Trailer
Tow Backup Lamp
Relay
2 10A* Air Bag Diagnostic
Monitor
3 15A* All Unlock Relay, All
Lock Relay, Driver
Unlock Relay, LH
Power Door Lock
Switch, RH Power
Door Lock Switch
19 29
18 28EEC
POWER
RELAY
FUEL
PUMP
RELAY
WASHER
PUMP HORN
RELAY 17 27
16 26
15 25
14 24
13
11 12
910
77
88
55
66
33
44
11
22 23
22
21
20
W/S/W
RUN/
PARKW/S/W
HI/LO
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Fuse/Relay Location Fuse Amp Rating Description
4 15A* Rear Air Suspension
(RAS)
5 20A* Horn Relay
6 15A* Radio, Premium Sound
Amplifier, CD Changer
7 15A* Main Light Switch,
Park Lamp Relay
8 30A* Main Light Switch,
Headlamp Relay,
Multi-Function Switch
9 15A* Daytime Running
Lamps (DRL) Module,
Fog Lamp Relay
10 25A* Auxiliary Power
Socket
11 Ð Not Used
12 Ð Not Used
13 Ð Not Used
14 60A**/20A** 4 Wheel Anti-Lock
Brake System
(4WABS)
Module/Ignition Switch
(W/RABS Only)
15 50A** Rear Air Suspension
Compressor
16 40A** Trailer Tow Battery
Charge Relay, Engine
Fuse Module (Fuse 2)
17 30A** Shift on the Fly Relay,
Transfer Case Shift
Relay
18 30A** Power Seat Control
Switch
19 20A** Fuel Pump Relay
Roadside emergencies
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Fuse/Relay Location Fuse Amp Rating Description
20 50A** Ignition Switch
21 50A** Ignition Switch
22 50A** Junction Box
Fuse/Relay Panel
Battery Feed
23 40A** Blower Relay
24 30A** PCM Power Relay,
Engine Fuse Module
(Fuse 1)
25 30A** Junction Box
Fuse/Relay Panel, ACC
Delay Relay
26 Ð Not Used
27 Ð Not Used
28 30A** Trailer Electronic
Brake Controller
29 Ð Not Used
*Mini fuses **Maxi
fuses
CHANGING THE TIRES
If you get a flat tire while driving,
do not apply the brake heavily.
Instead, gradually decrease your
speed. Hold the steering wheel
firmly and slowly move to a safe
place on the side of the road.
Spare tire information
Your vehicle is equipped with a
spare tire that may be used as a
spare or a regular tire. The spare
tire is not equipped with wheel
trim. The wheel trim from the
original wheel/tire may be used on
the spare.
Roadside emergencies
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