1998 Ford F150 Fuse Box Diagram

A detail Guide to the 1998 Ford F150 Fuse Box Diagram, with Step-by-step, we walk you through the 1998 Ford F150’s Electrical System, providing clear charts and annotations to help you become a master of your truck’s electrical system. Whether you’re a visual learner or simply prefer a hands-on approach, this article will serve as your go-to resource for understanding electrical issues.

Note: All information contained in this Quick Reference Guide was accurate at the time of duplication. For detailed operating and safety information, please consult your Owner’s Manual.

1998 Ford F150 Power Distribution Box Diagram

The power distribution box is located in the engine compartment. It has high-current fuses that protect your vehicle’s main electrical systems from overloads. If you disconnect and reconnect the battery, you will need to reset some features. The high-current fuses are coded as follows:

Note: In the event that you need to disconnect and reconnect the battery, it's important to note that certain features may require resetting. This step is necessary to restore their functionality.
*Mini fuses/ **Maxi fuses
Spare fuse amperage may vary.

Fuse/Relay Location	Fuse Amp Rating	Description
1	20A *	Trailer Tow RunningLamp Relay, TrailerTow Backup LampRelay
2	10A*	Air Bag DiagnosticMonitor
3	15A*	All Unlock Relay, AllLock Relay, DriverUnlock Relay, LHPower Door LockSwitch, RH PowerDoor Lock Switch
4	15A*	Rear Air Suspension(RAS)
5	20A*	Horn Relay
6	15A*	Radio, Premium SoundAmplifier, 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 PowerSocket
11	—	Not Used
12	—	Not Used
13	—	Not Used
14	60A**/20A**	4 Wheel Anti-LockBrake System(4WABS)Module/Ignition Switch(W/RABS Only)
15	50A**	Rear Air SuspensionCompressor
16	40A**	Trailer Tow BatteryCharge Relay, EngineFuse Module (Fuse 2)
17	30A**	Shift on the Fly Relay, Transfer Case ShiftRelay
18	30A**	Power Seat ControlSwitch
19	20A**	Fuel Pump Relay
20	50A**	Ignition Switch
21	50A**	Ignition Switch
22	50A**	Junction BoxFuse/Relay PanelBattery Feed
23	40A**	Blower Relay
24	30A**	PCM Power Relay, Engine Fuse Module(Fuse 1)
25	30A**	Junction BoxFuse/Relay Panel, ACCDelay Relay
26	—	Not Used
27	—	Not Used
28	30A**	Trailer ElectronicBrake Controller
29	—	Not Used

1998 Ford F150 Passenger Compartment Fuse Panel

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 ModuleRemote Anti-TheftPersonality (RAP)Module, Power MirrorSwitch
5	15A	Digital TransmissionRange (DTR) Sensor(A/T), Backup LampSwitch (M/T), DaytimeRunning Lights (DRL)Module, Speed ControlServo/AmplifierAssembly, Heater-A/CControl Assembly, Blend Door Actuator
6	5A	Shift Lock Actuator, Generic Electronic Module (GEM), RearAir Suspension (RAS)Module
7	—	Not Used
8	5A	Radio, Main LightSwitch, RemoteAnti-Theft Personality(RAP) Module
9	—	Not Used
10	—	Not Used
11	30A	Washer Pump Relay, Wiper Run/Park Relay, Wiper Hi/LO Relay, Windshield WiperMotor
12	5A	Data Link Connector(DLC)
13	15A	Rear Anti-Lock BrakeSystem (RABS)Module, Brake On/Off(BOO) Switch, BrakePressure Switch
14	15A	Battery Saver Relay, Interior Lamp Relay
15	5A	Generic Electronic Module (GEM)
16	20A	Instrument Cluster(W/O DRL), DaytimeRunning Lamps (DRL)Module, Hi-Beam Headlamps (Power supplied through Multi-FunctionSwitch)
17	—	Not Used
18	5A	Park Lamp Relay, Trailer ElectronicBrake Controller, MainLight Switch, TrailerTow Run Relay, FrontPark/Turn Lamps, License Lamps, Stop/Park/Turn Lamps, Tail/Side Marker Lamps (Power supplied through MainLight Switch)
19	10A	Instrument Cluster, Air Bag DiagnosticMonitor
20	5A	Powertrain Control Module (PCM), Generic Electronic Module (GEM)/CentralTimer Module (CTM)
21	15A	Clutch Pedal Position(CPP) Switch (W/ORAP), StarterInterrupt Relay(W/RAP)
22	10A	Air Bag DiagnosticMonitor, PassiveDe-Activation (PAD)Module
23	10A	Trailer tow BatteryCharge Relay, 4X4Hub Solenoid, 4X2Hub Solenoid, FlasherRelay, Shift on the FlyRelay
24	10A	Blower Relay
25	5A	4 Wheel Anti-LockBrake 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 ControlSwitch (TCS), BrakeWarningResistor/DiodeAssembly (W/RABS)
30	30A	Radio Noise Capacitor, Ignition Coil, PCMPower Diode
31	—	Not Used
Relay 1	—	Interior Lamp Relay
Relay 2	—	Battery Saver Relay
Not Used	—	Not Used
Relay 4	—	One Touch DownRelay
Relay 5	—	ACC Delay Relay

1998 Ford F150 Standard fuse amperage rating and color

Fuse rating	Color
5 amp	Tan
7.5 amp	Brown
10 amp	Red
15 amp	Light blue
20 amp	Yellow
20 amp fuse link	Light blue
25 amp	Natural
30 amp	Light green
30 amp fuse link	Pink
40 amp fuse link	Green
50 amp fuse link	Red
60 amp fuse link	Yellow
80 amp fuse link	Black
100 amp fuse link	Dark blue