Fuses and relay box diagram Ford F150 1997-2003 (2024)

For the Ford F150 pickup and super crew 1997, 1998, 1999, 2000, 2001, 2002, 2003model year.

Cigarette lighter fuse – (fuse box in passenger compartment, fuse №3/20A)

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Power distribution box location 1997-1998

  • Fuse box diagram (1997, 1998 model year)

Power distribution box location 1999-2003

  • Fuse box diagram (1999 model year)
  • Fuse box diagram (2000-2001 model year)
  • Fuse box diagram (2002 model year)
  • Fuse box diagram (2003 model year)

Passenger compartment fuse panel 1997-2003

  • Fuse box layout 1997
  • Fuse box layout 1999
  • Fuse box diagram Ford F150 2000-2001
  • Fuse box layout 2002-2003

Relay box 1

Relay box 2

Relay box 3

Relay box 4

Relay box 5

Bi-fuel relay module

Primary battery fuses (megafuses)

Engine minifuse panel

Power distribution box 1997-1998.

Power distribution box is located in driver's side of engine compartment.

Fuse box diagram (1997, 1998 model year).

legend(1997, 1998 model year).

Position Amps Description
1 20A Trailer tow back-up and tail lamps
2 10A Air bag diagnostic monitor
3 15A

Power locks

or not used

4 15A

Air suspension

or not used

5 20A Horn
6 15A Audio system
7 15A Parking and tail lamps
8 30A Headlamps
9 15A Daytime running lamps and fog lamps
10 25A Auxiliary power point
11 Not used
12 Not used
13 Not used
14 60A/20A 4WAB rear anti-lock brake/ignition switch
15 50A

Air suspension compressor

or not used

16 40A Trailer tow battery charge and stop/turn lamps
17 30A 4WD transfer case shift motor and clutch
18 30A Driver power seat
19 20A Fuel pump
20 50A Instrument panel fuse panel ignition switch feed
21 50A Instrument panel fuse panel ignition switch feed
22 50A I/P fuse panel battery feed
23 40A I/P blower
24 30A PCM power
25 30A Power windows
26 20A

Not used

or

Power locks

27 Not used
28 30A Trailer tow electronic brake
29 Not used
D1 Rear ABS diode
D2 PCM diode
R1 Windshield wipers HI/LO speed
R2 Windshield wipers run/park relay
R3 Washer pump relay
R4 Fuel pump relay
R5 Horn relay
R6 PCM power relay

Power distribution box 1999-2003Ford F150.

Fuse box diagram (1999 model year).

Assignment of the fuses (1999).

Fuse/Relay

Location

Fuse Amp Rating

Description

1

25A *

Power Point

2

30A*

Powertrain Control Module

3

30A*

Headlamps/Autolamps

4

15 A*

Air Suspension

5

20 A*

Trailer Tow Backup/Park Lamps

6

15 A*

Parklamps/Autolamps

7

20A*

Horn

8

15 A*

Power Door Locks

9

15 A*

Daytime Running Lamps (DRL), Fog Lamps

10

20A*

Fuel Pump

11

20A*

Alternator Field

12

Not Used

13

Not Used

14

Not Used

15

Not Used

16

Not Used

17

Not Used

18

15A*

Powertrain Control Module, Fuel Injectors, Fuel Pump, Mass Air Flow Sensor

19

10 A*

Trailer Tow Stop and Right Turn Lamp

20

10 A*

Trailer Tow Stop and Left Turn Lamp

21

Not Used

22

Not Used

23

15 A*

Powertrain Control Module, HEGO Sensor, Canister Vent

24

15 A*

Powertrain С ontrol Module, Automatic Transmission, CMS Sensor

101

30A**

Trailer Tow Battery Charge

102

50/20A**

Four Wheel Antilock Brake Module/Rear Wheel Antilock Brake Module

103

50A*

Junction Block Battery Feed

104

30A**

4×4 Shift Motor & Clutch

105

40A**

Climate Control Front Blower

106

Not Used

107

Not Used

108

30A**

Trailer Tow Electric Brake

109

50A**

Air Suspension Compressor

110

30A**

Power Windows

111

50A**

Ignition Switch Battery Feed (Start and Run Circuits)

112

30A**

Drivers Power Seat

113

50 A**

Ignition Switch Battery Feed (Run and Accessory Circuits)

114

Not Used

115

Not Used

116

Not Used

117

Not Used

118

Not Used

201

Trailer Tow Park Lamp Relay

202

Front Wiper Run/Park Relay

203

Trailer Tow Backup Lamp Relay

204

A/С Clutch Relay

205

Horn Relay

206

Fog Lamp Relay

207

Front Washer Pump Relay

208

Not Used

209

Front Wiper Hi/Lo Relay

301

Fuel Pump Relay

302

Trailer Tow Battery Charge Relay

303

Rear Air Suspension Relay

304

Powertrain Control Module Relay

Fuse box diagram (2000-2001 model year).

Assignment of the fuses (pickup and super crew 2000-2001).

Fuse/Relay

Location

Fuse Amp Rating

Power Distribution Box Description

1

20A *

Power Point

2

30 A*

Powertrain Control Module

3

30A*

Headlamps/Autolamps

4

Not Used

5

20A*

Trailer Tow Backup/Park Lamps

6

ISA*

Parklamps/Autolamps, Passenger Fuse Panel Feed Fuse #18

7

20 A*

Horn

8

15A

Power Door Locks, CSM, Lock Relays (Except super crew)

or

Not Used

9

15A*

Daytime Running Lamps (DRL), Fog Lamps

10

20 A*

Fuel Pump

11

20 A*

Alternator Field

12

20A*

Rear Auxiliary Power Point

13

15 A*

A/С Clutch

14

Not Used

15

Not Used

16

Not Used

17

Not Used

18

ISA*

Powertrain Control Module, Fuel Injectors, Fuel Pump Relay, Idle Air Control, Mass Air Flow Sensor

19

10 A*

Trailer Tow Stop and Right Turn Lamp

20

10 A*

Trailer Tow Stop and Left Turn Lamp

21

Not Used

22

Not Used

23

15 A*

HEGO Sensor, Canister Vent, Automatic Transmission, CMS Sensor

24

Not Used

101

30A**

Trailer Tow Battery Charge

102

50A/20A

Four Wheel Antilock Brake Module

or

Rear Wheel Antilock Brake Module, Ignition Switch (Except super crew)

103

50 A**

Junction Block Battery Feed

104

30A**

4×4 Shift Motor & Clutch

105

40 A**

Climate Control Front Blower

106

20A

Inter Cooler Pump (Except super crew) (Lightning only)

or

Not Used

107

Not Used

108

30A**

Trailer Tow Electric Brake

109

Not Used

110

30A

ACC Delay Relay(Except super crew)

or

Not Used

111

40A**

Ignition Switch Battery Feed (Start and Run Circuits)

112

30A**

Drivers Power Seat, Adjustable Pedals

113

40A**

Ignition Switch Battery Feed (Run and Accessory Circuits)

114

Not Used

115

20A**

Power Door Locks

116

Not Used

117

Not Used

118

30A

Heated Seats(Except super crew)

or

Not Used

201

Trailer Tow Park Lamp Relay

202

Front Wiper Run/Park Relay

203

Trailer Tow Backup Lamp Relay

204

A/С Clutch Relay

205

Horn Relay

206

Fog Lamp Relay

207

—.

Front Washer Pump Relay

208

Inter Cooler Pump Relay , (Lightning only) (Except super crew)

or

Not Used

209

Front Wiper Hi/Lo Relay

301

Fuel Pump Relay

302

Trailer Tow Battery Charge Relay

303

Not Used

304

Powertrain Control Module Relay

305

Not Used

306

Not Used

401

Not Used

501

Powertrain Control Module Diode

502

A/С Compressor Diode

503

_

Not Used

601

30A CB

Power Windows, Moonroof

602

Not Used

*Mmi fuses **Maxi fuses

Fuse box diagram (2002 model year).

Assignment of the fuses (2002).

Fuse

Amps

Circuits protected

F1.1

20

Power point (19N236)

F1.2

30

PCM power relay

F1.3

30

Main Sight switch (11654), Headlamp relay, Multifunction switch

F1.4

15

not used

F1.5

20

Trailer low relay, parking lamp, Trailer tow relay, reversing lamp

F1.6

1S

Main light switch {11654), Park lamp relay

F1.7

20

Horn relay

F1.8

15

Door lock switch, driver side (14028), Door lock switch, passenger side (14028), Central Security Module (15604)

F1.9

15

Daytime running lamps resistor, Fog lamp relay

F1.10

20

Fuel pump relay

F1.11

20

Generator

F1.12

20

Power point, rear (19G247)

F1.13

15

A/С clutch relay

F1.14

not used

F1.15

10

Running board lamp, left front, Running board lamp, left rear, Running board lamp, right front, Running board lamp, right rear

F1.16

not used

F1.17

not used

F1.18

15

Mass Air Flow (MAF) sensor (12B579), Powertrain Control Module (PCM) (12A650), Injector 1 (9F593), Injector 2 (9F593), Injector 3 (9F593), Injector 4 (9F593), Injector 5 (9F593), Injector 6 (9F593), Injector 7 (9F593), injector 8 (9F593), Idle air control valve (IAC) (9F715), Fuel pump relay, Fuel pump cutoff relay

F1.19

10

Trailer tow connector (15A416)

F1.20

10

Trailer low connector (15A416)

F1.21

notused

F1.22

not used

F1.23

15

Evaporative emission (EVAP) canister vent valve (9F945), EVAP canister purge valve, Heated Oxygen Sensor (H02S) #21 (9G444), Heated Oxygen Sensor (H02S) #11 (9G444), A/С clutch relay, Heated Oxygen Sensor (H02S) #22 (9F472), Heated Oxygen Sensor (H02S) #12 (9F472), Automatic transmission module (7G422), Camshaft position sensor (6B286), Intake Manifold Runner Control (IMRC) module, Bi-Fuel power relay

F1.24

not used

F1.101

30

Trailer tow relay, battery charge

F1.102

50

ABS control module (2C219)

F1.103

50

Central Junction Box (CJB) (14A068)

F1.104

30

Transfer case relay module, Transfer case electric clutch relay, Mechanical Shift On the Fty (MSOF) relay

F1.105

40

Blower motor relay

F1.106

20

Charge air cooler pump relay

F1.107

not used

F1.108

30

Trailer tow connector (15A416)

F1.109

not used

F1.110

30

Accessory delay relay

F1.111

40

Ignition switch (11572)

F1.112

30

Adjustable pedal switch, Power seat switch, left

F1.113

40

Ignition switch (11572)

F1.114

not used

F1.115

20

Door lock switch, driver side (14028), Door lock switch, passenger side (14028), Central Security Module (15604)

F1.116

not used

F1.117

not used

F1.11B

30

Heated seat module, passenger side front, Heated seat module, driver side front

F1.601 C.B.

30

Accessory delay relay

F1.602 C.B.

not used

Fuse box diagram (2003 model year).

Assignment of the fuses (2003).

Fuse

Amps

Circuits protected

F1.1

20

Power point (19N236)

F1.2

30

PCM power relay

F1.3

30

Main light switch (11654), Headlamp relay, Multifunction switch

F1.4

20

Power point, consols (19N236)

F1.5

20

Trailer tow relay, parking lamp, Trailer tow relay, reversing lamp

F1.6

15

Main light switch (11654), Park lamp relay

F1.7

20

Horn relay

F1.8

15

Centra! security module

F1.9

15

Daytime running lamps resistor, Fog lamp relay

F1.10

20

Fuel pump relay

F1. 11

20

Generator

F1.12

20

Power point, rear (19G247)

Fl.13

15

A/С clutch relay

F1.14

not used

F1.15

10

Running board lamp, left front, Running board lamp, left rear, Running board lamp, right front, Running board Samp, right rear

F1.16

15

Alternative Fuel Control Module (AFCM), Alternative fuel indicator switch, Fuel injectors

F1.17

2

Brake pressure switch (2B264)

F1.18

15

Mass Air Flow (MAF) sensor (12B579). Powertrain Control Module (PCM) (12A650), Fuel injector 1 (9F593), Fuel injector 2 (9F593), Fuel injector 3 (9F593), Fuel injector 4 (9F593), Fuel injectors (SF593), Fuel injector 6 (9F593), Fuel injector 7 (9F5S3), Fuel injector 8 (9F593), Idle Air Control (SAC) valve (9F715), Fuel pump relay, Fuel pump cutoff relay

F1.19

10

Trai ler tow connector (15A418)

F1.20

10

Trailer tow connector (15A416)

F1.21

not used

F1.22

not used

F1.23

15

Evaporative emission (EVAP) canister vent valve (9F945), EVAP canister purge valve, Heated Oxygen Sensor (H02S) #21 (9F472), Heated Oxygen Sensor (H02S) #11 (9F472), A/С clutch relay, Heated Oxygen Sensor (H02S) #22 (9G444), Heated Oxygen Sensor (H02S) #12 (9G444), Automatic transmission module (7G422), Camshaft position sensor (6B288), Intake Manifold Runner Control (IMRC) module, Bi-Fuei power relay

F1.24

not used

F1.101

30

Trailer tow relay, battery charge

F1.102

50

ABS control module (2C219)

F1.103

50

Central Junction Box (CJB) (14AQ68)

F1.104

30

Transfer case relay module, Transfer case electric clutch relay, Mechanical Shift On the Fiy (MSOF) relay

F1.105

40

Blower motor relay

F1.106

20

Charge air cooler pump relay

F1.107

not used

F1.108

30

Trailer tow connector (15A416)

F1.109

not used

F1.110

30

Accessory delay relay

F1.111

40

Ignition switch (11572)

F1.112

30

Adjustable pedal switch, Power seal switch, left

F1.113

40

Ignition switch (11572)

F1.114

not used

F1. 115

20

Central security module

F1.116

40

Rear window defrost relay

F1.117

40

audio

F1.118

30

Heated seat module, passenger side front. Heated seat module, driver side front (14C724)

F1.601 С.B.

30

Accessory delay relay

F1.802 C.B.

not used

Passenger compartment fuse panelFord F150 1997-2003.

The fuse panel is located below and to the left of the steering wheel by the brake pedal. Remove the panel cover to access the fuses. To remove a fuse use the fuse puller tool provided on the fuse panel cover.

Fuse box layout 1997-1998.

Assignment of the fuses (1997-1998).

Fuse

Position

Amps

Circuits Protected

1

15

Flasher Relay

2

5

instrument Cluster

3

25

Cigar lighter

4

5

Park Lamp Relay, Headlamp Relay, Autolamp Module, Remote Anti-Theft Personality (RAP) Module, Power Mirror Switch

5

15

*Transmission Range (TR) Sensor (NT), **Digital Transmission Range (DTR) Senor (A/T), Backup Lamp Switch (M/T), Daytime Running Lamps (DRL) Module,

Speed Control Servo/Amplifier Assembly, Heater-A/C Control Assembly, Blend Door Actuator

8

5

Shift Lock Actuator, Generic Electronic Module (GEM), Rear Air Suspension (RAS) Module

7

NOT USED

8

5

Radio, Main Light Switch, Remote Anti-Theft Personality (RAP) Module

9

NOT USED

10

NOT USED

11

30

Washer Pump Relay, Wiper Run/Park Relay, Wiper Hi/LO Relay. Windshield Wiper Motor

12

5

Data Link Connector (DLC)

13

15

Rear Anti-Lock Brake System (RABS) Module, Brake On/Off (BOO) Switch, Brake Pressure Switch

14

15

Battery Saver Relay, Interior Lamp Relay

15

5

Generic Electronic Module (GEM)

16

20

Instrument Cluster (W/O DRL), Daytime Running Lamps (DRL) Module, Hi-Beam Headlamps (Power supplied through Multi-Function Switch)

17

NOT USED

18

5

Park Lamp Relay, Trailer Electronic Brake Controller, Main Light Switch, Trailer Tow Run Relay, Front Park/Turn Lamps, License Lamps, Slop/Park/Turn Lamps,

Tail/Side Marker Lamps (Power supplied through Main Light Switch)

19

10

instrument Cluster, Air Bag Diagnostic Monitor

20

5

Powertrain Control Module (PCM), Generic Electronic Module (GEM)/Central Timer Module (CTM)

21

15

Clutch Pedal Position (CPP) Switch (W/O RAP), Starter Interrupt Relay (W/RAP)

22

10

Air Bag Diagnostic Monitor, Passive De-Activation (PAD) Module

23

10

Trailer Tow Battery Charge Relay, 4X4 Hub Solenoid, 4X2 Hub Solenoid, Basher Relay, Shift on the Fly Relay

24

10

Slower Relay

25

5

4 Wheel Anti-Lock Brake System (4WABS) Module, 4WABS Relay

26

10

Daytime Running Lamps (DRL) Module, Right Headlamp

27

5

Main Light Switch, Fog Lamp Relay

28

10

Left Headlamp

29

5

Autolamp Module, Instrument Cluster, Transmission Control Switch (TCS), Brake Warning Resistor/Diode Assembly (W/RABS)

30

30

Radio Noise Capacitor, Ignition Coil, PCM Power Diode

31

NOT USED

* VEHICLES BUILT BEFORE 6/24/96

** VEHICLES BUILT AFTER 6/24/9

Fuse box layout 1999.

Assignment of the fuses (1999).

Fuse/Relay

Location

Fuse Amp Rating

Description

1

15A

Audio

2

5A

Powertrain Control Module (PCM), Cluster

3

20A

Cigar Lighter, OBD-II Scan Tool Connector

4

15A

Autolamp Module, Remote Entry Module, Mirrors

5

15A

AC Clutch Relay, Speed Control Module, Reverse Lamp, Climate Mode Switch, Daytime Running Lamp Relay

6

5A

Cluster, Brake Shift Interlock Solenoid, Rear Air Suspension Module, GEM Module

7

Not Used

8

5A

Radio, Remote Entry Module, GEM Module

9

__

Not Used

10

Not Used

11

30A

Front Washer Pump Relay, Wiper Run/Park Relay, Wiper Hi/LO Relay, Windshield Wiper Motor

12

Not Used

13

20A

Stop Lamp Switch (Lamps), Turn/Hazard Flasher, Speed Control Module

14

15A

Battery Saver Relay, Interior Lamp Relay, Accessory Delay Relay (Power Windows)

15

5A

Stop Lamp Switch, (Speed Control, Brake Shift Interlock, ABS, PCM Module Inputs), GEM Module, RABS Test Connector

16

20A

Headlamps (Hi Beams), Cluster (Hi Beam Indicator)

17

Not Used

18

5A

Instrument Illumination (Dimmer Switch Power)

19

Not Used

20

5A

Audio, GEM Module, Powertrain Control Module (PCM),

21

15A

Starter Relay, Clutch Switch, Fuse 20

22

10 A

Air Bag Module, Passenger Airbag Deactivation Module

23

10A

Trailer Tow Battery Charge Relay, Turn/Hazard Flasher, 4×4 Solenoids, 4×4 Relays

24

10A

Climate Mode Switch (Blower Relay)

25

5A

4 Wheel Anti-Lock Brake System (4WABS) Module

26

10A

Right Side Low Beam Headlamp

27

5A

Foglamp Relay and Foglamp Indicator

28

10A

Left Side Low Beam Headlamp

29

5A

Autolamp Module, Transmission Overdrive Control Switch

30

30A

Passive Anti Theft Transceiver, Cluster, Ignition Coils, Powertrain Control Module Relay

31

Not Used

Relay 1

Interior Lamp Relay

Relay 2

Battery Saver Relay

Relay 4

One Touch Down Window Relay

Relay 5

ACC Delay Relay

Fuse box diagram Ford F150 2000-2001.

The fuses are coded as follows (2000-2001).

Num

Amps

Description

1

15A

Audio

2

5A

Powertrain Control Module (PCM), Cluster

3

20A

Cigar Lighter, Data Link Connector

4

5A

Exterior Rear View Mirror Switch, Mirror turn Signal Relays

5

15A

Speed Control Module, Reverse Lamp, Climate Mode Switch, Daytime Running Lamp Relay, Digital Transmission Range (DTR) Sensor

6

5A

Cluster, Brake Shift Interlock Solenoid, GEM Module

7

Not Used

8

5A

Radio, Remote Entry Module,

GEM Module, In-vehicle entertainment system (SuperCrew only)

9

Not Used

10

Not Used

11

30A

Front Washer Pump Relay, Wiper Run/Park Relay, Wiper Hi/LO Relay, Windshield Wiper Motor

12

Not Used

13

20A

Stop Lamp Switch (Lamps), Turn/Hazard Flasher

14

15A

Battery Saver Relay, Interior Lamp Relay

15

5A

Stop Lamp Switch, (Speed Control, Brake Shift Interlock), GEM Module, RABS Module

16

20A

Headlamps (Hi Beams), Cluster (Hi Beam Indicator)

17

Not Used

18

5A

Instrument Illumination (Dimmer Switch Power)

19

Not Used

20

5A

Audio, GEM Module, Powertrain Control Module (PCM), Transmission Range Sensor

21

15A

Digital Transmission Range (DTR) Sensor, Clutch Switch, Starter Relay, I/P fuse 20

22

10A

Air Bag Module, Passenger Airbag Deactivation Module

23

10A

Trailer Tow Battery Charge Relay, Turn/Hazard Flasher, 4×4 Solenoids, 4×4 Relays, Overhead Console, 4 Wheel Anti-Lock Brake System (4WABS) Module, EC Mirror, Heated Seats

24

10A

Function Selector Switch Assembly

25

Not Used

26

10A

Right Side Low Beam Headlamp

27

5A

Fog lamp Relay and Fog lamp Indicator, Main Light Switch (upstream)

28

10A

Left Side Low Beam Headlamp

29

5A

Auto lamp Module, Transmission Overdrive Control Switch, Central Security Module,Belt Minder

30

30A

Passive Anti-Theft Transceiver, Cluster, Ignition Coils, Powertrain Control Module Relay, Coil on Plugs, Radio Noise Capacitor, ECC Diode

31

Not Used

Relay 1

Interior Lamp Relay

Relay 2

Battery Saver Relay

Relay 3

Not Used

Relay 4

One Touch Down Window Relay

Relay 5

ACC Delay Relay

Fuse box layout 2002-2003.

Assignment of the fuses (2002-2003).

Fuse

Amps

Circuits protected

F2.1

15

In-line fuse 1, Radio (19806), CD changer (18D806)

F2.2

5

Instalment cluster, Powertrain Control Module (PCM) (12A650), Elec­tronic Automatic Temperature Control (EATC) module (19980), Natural Gas Vehicle (NGV) timer

F2.3

20

Data Link Connector (DLC) (14489), Cigar lighter, front (15055)

F2.4

5

Mirror turn signal relay, left, Mirror turn signal relay, right, Exterior rear view mirror switch (17B676)

F2.5

15

Digital Transmission Range (DTR) sensor (7F293), Reversing lamps switch, Speed control servo (9C735), Function selector switch assembly, Temperature biend door actuator (19E616). Daytime Running Lamps (DRL) relay 2

F2.6

5

Generic Electronic Module (GEM) (148205), Brake shift interlock (3Z719), Instalment cluster

F2.7

not used

F2.8

5

Generic Electronic Module (GEM) (14B205), Remote Anti-theft Person alty (HAP) module. In-line luse 2, Radio (18806)

F2.9

not used

F2.10

not used

F2.11

30

Windshield washer relay, Wiper run/park relay, Wiper high/low relay, Windshield wiper motor (17508)

F2.12

not used

F2.13

20

indicator flasher relay (13350), Brake pedal position switch (13480)

F2.14

15

Battery saver relay, Interior lamp relay

F2.15

5

Generic Electronic Module (GEM) (148205), Brake pressure switch (2B264), Brake pedal position switch (13480)

F2.16

20

Instrument duster, Headlamp, left (1300B), Headlamp, right (13008)

F2.17

not used

F2.18

5

Main tight switch (11654)

F2.20

5

Powertrain Control Module (PCM) (12A650), Generic Electronic Module (GEM) (148205), Radio (18806)

F2.21

15

Clutch pedal position switch, Clutch triple function switch jumper, Centra! Junction Bo* (CJB) (14A068), Digital Transmission Range (DTR) sensor (7F293)

F2.22

10

Restraints control module (14B321), Passenger Air bag Deactivation (PAD) switch

F2.23

10

Trailer tow relay, battery charge, 4×2 center axle disconnect solenoid, 4×4 center axle disconnect solenoid, Indicator flasher relay (13350), Transfer case electric clutch relay. Mechanical Shift On the Fly (MSOF) relay ABS control module (2C219), Heated seat module, driver side front, Seat heater switch, driver side, Heated seat module, passenger side front, Seat heater switch, passenger side, Overhead console, Elec trochromatic inside mirror unit (17700)

F2.24

10

Function selector swilcti assembly, Blower motor relay, Electronic Automatic Temperature Control (EATC) module (19900)

F2.25

not used

F2.26

10A

Headlamp, right (13008)

F2.27

5

Main light switch (11654)

F2.28

10

Headlamp, left (13008)

F2.29

5

Transmission control switch, Autolamp sensor (14A597), Central Securi­ty Module (15604), Belt minder module

F2.30

30

PCM Module power diode, Ignition transformer capacitor 1 (18801), Ignition coil, Natural Gas Vehicle (NGV) timer, Instrument cluster, Pas sive anti-theft transceiver module (15607)

F2.31

not used

Relay box 1 Ford F150 1999-2003.

Relay box 1 is located behind left side of instrument panel.

identifying relay box 1.

Relay box 2 Ford F150 1999-2003.

Relay box 2 is located behind right side of instrument panel.

identifying relay box 2.

Relay box 3 Ford F150 1999-2003.

Relay box 3 is located behind right side of instrument panel.

identifying relay box 3.

Relay box 4 Ford F150 1999-2003.

Auxiliary relay box 4 is located behind left side of instrument panel.

Relay box 5 Ford F150 1999-2003.

Auxiliary relay box 5 is located behind right side of instrument panel.

Bi-fuel relay module.

Bi-fuel relay module is located in left rear of engine compartment.

Primary battery fuses (megafuses) F150 1997-1998.

Primary battery fuses are located under the PRIMARY BATTERY FUSE cover next to starter relay. Ford recommends that megafuses only be serviced by a qualified service technician.

1 – (175A) Power network box
2 – (175A) Alternator
3 – (20A) Alternator field

Engine minifuse panelF150 1997-1998.

The minifuse panel is located behind the power distribution box.

Location Amps 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
Fuses and relay box diagram Ford F150 1997-2003 (2024)
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