Electrical Component Locator Page 1

Electrical
2001 FORD MOTOR CO.
Excursion, F250 Super Duty & F350 Super Duty
BUZZERS, RELAYS & TIMERS
BUZZERS, RELAYS & TIMERS LOCATION
Component Location
Accessory Delay Relay In central junction box.
A/C Clutch Relay In battery junction box.
All Lock Relay In RKE relay box.
All Unlock Relay In RKE relay box.
Auxiliary A/C Relay In right rear corner of vehicle.
Battery Saver Relay In central junction box.
Bi-Fuel Power Relay In bi-fuel power relay module.
Blower Motor Relay In battery junction box.
Cold Start Heater Relay In right rear of engine compartment.
Dash Reset Relay In right rear of engine compartment.
Daytime Running Lights (DRL) Relay No.
1
In DRL relay block.
Daytime Running Lights (DRL) Relay No.
2
In DRL relay block.
Driver's Unlock Relay In RKE relay box.
Flasher Relay In I/P relay box.
Foglight Relay (Excursion) In battery junction box.
Foglight Relay (Pick-Up) In DRL relay box.
Front Washer Pump Relay In battery junction box.
Fuel Pump Cut Off Relay In bi-fuel power relay module.
Fuel Pump Relay (Excursion) In battery junction box.
Fuel Pump Relay (Pick-Up) In center of dash.
Fuel Pump Speed Relay In battery junction box.
Glow Plug Relay On left side of engine compartment.
Heated Grid Relay In central junction box.
High Speed Auxiliary A/C Relay In left rear of vehicle.
High To Low Relay In transfer case shift relay.
Horn Relay In central junction box.
IDM Power Relay (7.3L) In battery junction box.
Interior Light Relay In central junction box.
Low To High Relay In transfer case shift relay.
LPG Sender Relay 1 In left rear of engine compartment.
LPG Sender Relay 2 In left rear of engine compartment.
2001 Ford Pickup F350 Super Duty
2001 FORD MOTOR CO. Excursion, F250 Super Duty & F350 Super Duty
2001 Ford Pickup F350 Super Duty
2001 FORD MOTOR CO. Excursion, F250 Super Duty & F350 Super Duty
Helpmelearn
November-29-07 6:26:42 PM Page 1 © 2005 Mitchell Repair Information Company, LLC.
Helpmelearn
November-29-07 6:26:46 PM Page 1 © 2005 Mitchell Repair Information Company, LLC.

Contents Summary of Electrical Component Locator

  • Page 12001 FORD MOTOR CO. Excursion, F250 Super Duty & F350 Super Duty BUZZERS, RELAYS & TIMERS BUZZERS, RELAYS & TIMERS LOCATION Component Location Accessory Delay Relay In central junction box. A/C Clutch Relay In battery junction box. All Lock Relay In RKE relay box. All Unlock Relay In RKE relay box.
  • Page 2Manifold Intake Air Heater Relay In center of engine compartment. One Touch Down Relay In central junction box. Park Light Relay In center of dash. PCM Power Relay In battery junction box. Starter Motor Relay (5.4L) On right front inner fender panel, behind battery. See Fig. 1. Starter Motor Relay (
  • Page 3Fusible Link G (7.3L) In PIA engine harness. Fusible Link H (7.3L) In PIA engine harness. Fusible Link J In engine harness, near breakout to starter motor relay. Fusible Link K In cold start harness, near breakout to starter motor relay. Glow plug Control Module On top right side of engine. I/P Rela
  • Page 4Auxiliary A/C Blower Motor In right rear corner of vehicle. Blend Door Actuator Behind right side of dash. See Fig. 3 . Blower Motor (5.4L) On right side of firewall. See Fig. 1 . Blower Motor (6.8L) On right side of firewall. See Fig. 1 . Blower Motor (7.3L) On right side of firewall. See Fig. 2 .
  • Page 5(7.3L) Engine Oil Temperature (EOT) Sensor (7.3L) On top front of engine. See Fig. 2 . Exhaust Back Pressure Sensor (7.3L) On center rear of engine. See Fig. 2 . External Temperature Sensor At left front of vehicle. Fuel Heater/Water In Fuel Sensor (7.3L) On center of engine. See Fig. 2 . Heated Oxy
  • Page 6EVAP Canister Purge Valve (6.8L) On right rear of engine compartment. See Fig. 1 . Exhaust Pressure Regulator (EPR) On top center of engine. See Fig. 2 . (7.3L) Idle Air Control (IAC) Valve (5.4L) On throttle body assembly. Idle Air Control (IAC) Valve (6.8L) On throttle body assembly. Injection Pre
  • Page 7Inertia Fuel Shut-Off Switch Behind right kick panel. See Fig. 3 . Park Brake Switch Behind left side of dash, on park brake assembly. Refrigerant Containment Switch (5.4L) In right side of engine compartment. See Fig. 1 . Refrigerant Containment Switch (6.8L) In right side of engine compartment. Se
  • Page 8Radio Noise Capacitor No. 1 (6.8L) On right side of engine. See Fig. 1 . Radio Noise Capacitor No. 2 (5.4L) On left side of engine. See Fig. 1 . Radio Noise Capacitor No. 2 (6.8L) On left side of engine. See Fig. 1 . Relay Diode In left rear of engine compartment. Resistor In left rear of engine com
  • Page 9C461 (Black, 2 Pin) On left running board light. C465 (Gray, 8 Pin) At center rear of vehicle. C467 (16 Pin) At rear of vehicle. C473 (3 Pin) At rear of vehicle, in liftgate. C501 (Green, 8 Pin) In lower left hand door, on keyless entry pad. C527 (12 Pin) In left door. C621 (12 Pin) In right rear of
  • Page 10C4020 (2 Pin) At right rear of engine compartment. C4026 (Red, 3 Pin) At left rear of engine compartment. C4030 (Black, 8 Pin) At right rear of engine compartment. C4035 (White, 10 Pin) At left rear of engine compartment. C4036 (White, 10 Pin) At right rear of engine compartment. C4037 (10 Pin) At r
  • Page 11G403 At right rear of vehicle. G900 At left rear of cab. G901 At left rear of vehicle. G904 In front of vehicle, near left vanity light. G4001 At left rear of engine compartment. G4006 At left rear of engine compartment. SPLICES SPLICES LOCATION Component Location S100 In foglight harness, near brea
  • Page 12S127 In engine harness, near breakout to C1049. S128 In engine harness, near breakout to aftermarket circuits. S129 In engine harness, near breakout to C1045. S130 In engine harness, near breakout to C1024, throttle body. S131 In engine harness, near breakout to C1072, coil on plug No. 7. S132 In en
  • Page 13S179 In engine harness, near breakout to C1042. S180 In engine harness, near breakout to G108. S200 In main harness, near breakout to C223, air bag diagnostic module. S201 In main harness, near breakout to C250, instrument cluster. S202 In main harness, near breakout to C223, air bag diagnostic modu
  • Page 14S235 In main harness, near breakout to C227, data link connector. S236 In main harness, near breakout to C218. S237 In main harness, near breakout to C218. S238 In main harness, near breakout to C218. S239 In main harness, near breakout to C606, right exterior rear view mirror. S240 In main harness,
  • Page 15S300 In main harness, near breakout to C326. S301 In main harness, near breakout to C302. S308 In running light harness, near breakout to C392, right front running board light. S309 In running light harness, near breakout to C391, left front running board light. S310 In running light harness, near b
  • Page 16S501 In main harness, near breakout to C502, left front door lock actuator. S901 In main harness, near breakout to C910, cargo/high mounted stoplight. S902 In main harness, near breakout to C910, cargo/high mounted stoplight. S903 In marker light harness, near breakout to C902, cab marker light. S90
  • Page 17S4014 In shutoff harness, near breakout to C4003M. S4015 In cold start harness, near breakout to cold start heater relay. S4016 In cold start harness, near breakout to C4031M. S4017 In Compuvalve harness, near breakout to C4037M. S4018 In VCL/sensor harness, near breakout to C4201F. S4019 In VCL/sen
  • Page 18Fig. 1: Engine Compartment (5.4L & 6.8L) Courtesy of FORD MOTOR CO.
  • Page 19Fig. 2: Engine Compartment (7.3L) Courtesy of FORD MOTOR CO.
  • Page 20Fig. 3: Dash Courtesy of FORD MOTOR CO.