2008 Ford F150 Fuse Diagram
2008 Ford F150 Fuse Diagram for Central Junction Box in Passenger Compartment
2008 Ford F150 Fuse Diagram
This 2008 Ford F150 Fuse Diagram shows a central junction box located in the Passenger Compartment Fuse Panel located under the dash and a relay box under the hood.
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2008 Ford F150 Fuse Diagram for Central Junction Box in passenger compartment

2008 Ford F150 fuse diagram central junction box.jpg
1 10 Windshield wiper motor, Instrument Cluster (IC), Audio Control Module (ACM), Ignition switch
2 20 Indicator flasher relay, Brake pedal position switch
3 7.5 Exterior rear view mirror switch, Seat control switch, driver side front, Driver Seat Module (DSM)
4 10 Rear Entertainment Module (RETM), Power folding mirror module
5 7.5 Powertrain Control Module (PCM), Autolamp/sunload sensor, HVAC module, EATC, HVAC module, EATC, Evaporative emission canister vent solenoid
6 15 Main light switch Vehicle Security Module (VSM)
7 5 Audio Control Module (ACM)
8 10 HVAC module, EMTC, HVAC module, EATC, Exterior rear view mirror, driver side, Exterior rear view mirror, passenger side
9 20 Fuel pump relay
10 20 Trailer tow relay, parking lamp, Trailer tow relay, reversing lamp
11 10 A/C clutch relay, Integrated wheel ends solenoid
12 5 PCM power relay
13 10 HVAC module, EMTC, HVAC module, EATC, Indicator flasher relay, Heated rear window relay, Blower motor relay, Trailer tow relay, battery charge
14 10 Digital Transmission Range (DTR) sensor, Daytime Running Lamps (DRL) relay, Deactivator switch, A/C cycling switch, Heated Positive Crankcase Ventilation (PCV) valve,
ABS module, Reversing lamps switch, Auxiliary relay box 1
15 5 Floor shifter, Overdrive cancel switch, Instrument Cluster (IC), Traction control switch
16 10 Brake pedal position switch
17 15 Fog lamp relay
18 10 Parking Aid Module (PAM), Electronic compass, Auto-dimming interior mirror unit, Heated seat module, driver side front, Heated seat module, passenger side front, Vehicle Security Module (VSM), Auxiliary power point
19 10 Occupant Classification System Module (OCSM), Restraints Control Module (RCM)
20 10 Auxiliary power point
21 15 Instrument Cluster (IC)
22 10 Audio Control Module (ACM), Roof opening panel switch, Door lock switch, passenger side, Door lock switch, driver side
23 10 Headlamp, right
24 15 Battery saver relay
25 10 Headlamp, left
26 20 Horn relay
27 5 Passenger Air bag Deactivation (PAD) indicator, Instrument Cluster (IC)
28 5 Passive anti-theft transceiver module, Powertrain Control Module (PCM), Fuel pump diode
29 15 Powertrain Control Module (PCM)
30 15 Powertrain Control Module (PCM)
31 20 Audio Control Module (ACM), Satellite Digital Radio Receiver System (SDARS) module
32 15 Evaporative emission (EVAP) canister purge valve, A/C clutch relay, Charge Motion Control Valve (CMCV), Electronic fan clutch, Heated Oxygen Sensor (HO2S) #11. Heated Oxygen Sensor (HO2S) #21, Mass Air Flow/Intake Air Temperature (MAP/IAT) sensor, Heated positive crankcase ventilation (PCV) valve, EGR system module Variable Camshaft Timing (VCT) valve 1, Variable camshaft Timing (VCT) valve 2, Camshaft position sensor
F33 15 Heated oxygen sensor (HO2S) #12, Heated oxygen sensor (HO2S) #22 4R75E transmission Ignition coil, Ignition transformer capacitor, Ignition transformer capacitor 1, Ignition
transformer capacitor 2, Coil on plug (COP) 1 – 8
34 15 Powertrain Control Module (PCM)
35 20 Fog lamp relay, Daytime Running Lamps (DRL) relay, Headlamp, right, Headlamp, left, Instrument Cluster (IC), Fog lamps, Main light switch
36 10 Trailer tow connector, Park/stop/turn lamp, right rear, Multifunction switch
37 20 Power point, console 1, Power point, console 2
38 25 Subwoofer
40 20 Daytime Running Lamps (DRL) enable relay, Vehicle Security Module (VSM), Main light switch, Multifunction switch
42 10 Trailer tow connector, Park/stop/turn lamp, left rear, Multifunction switch
101 30 Starter relay
102 20 Ignition switch
103 20 Anti-lock Brake System (ABS) module
105 30 Trailer brake control module
106 30 Trailer low relay, battery charge
107 30 Vehicle Security Module (VSM)
108 30 Seat control module, passenger side front
109 30 Adjustable pedal switch, Seat control switch, driver side front, Driver Seat Module (DSM)
110 20 Data Link Connector (DLC), Cigar lighter, front
111 30 Clockwise (CW) motor 4×4 relay, Counterclockwise (CCW) motor 4×4 relay
112 40 Anti-lock Brake System (ABS) module
113 30 Windshield wiper motor
114 40 Heated rear window relay
115 20 Roof opening panel module
116 30 Blower motor relay
117 20 Power point, Instrument panel
118 30 Heated seat module, driver side front, Heated seat module, passenger side front
401 30 CB power sliding window switch, rear, Roof opening panel module, Master window adjust switch, Window adjust switch, passenger side
2008 Ford F150 Fuse Diagram Relay diagram underhood relay box

F150 underhood relay box