Diagram sections — 24 (57 total)
ANTI-LOCK BRAKES ANTI-THEFT COMPUTER DATA LINES CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Ford Bronco 1994 List of elements for Anti-lock Brake Wiring Diagrams for Ford Bronco 1994: 72 (at left front wheel) (at right front wheel) 4wabs control module (left front corner of engine compartment) 4wabs data link connector (left side of engine compt) 4wabs hydraulic unit (left side of engine compartment) 4wabs pump motor (left side of engine compt) 4wabs relay #1 4wabs relay #2 Accleration sensor (on rear axle) Anti-lock brakes indicator Brake on/off (boo) switch (on brake pedal support) C185 C250 C251 C252 Chassis rolls databus Diag trigger circuit Dump valve Engine compart- ment fuse box Engine compartment fuse box Fuse 10a Fuse 15a Fuse b 30a Fuse e 15a Fuse h 30a Fuse panel G-switch #1 G-switch status G101 (front right corner of engine compt) G108 (left front of engine compartment on radiator support) Ground Hot at all times Hot in run Hot in run or start Ignition Instrument cluster Iso valve Left front Left front dump valve Left front iso valve Left front wheel 4wabs sensor Left sensor (high) Left sensor (low) Motor speed sens high Motor speed sens low Nca Pnk Powertrain control module (left side of safety wall) Programmable speedometer/ odometer module Pump motor rly coil (-) g-switch #2 Rear Rear axle sensor (on axle assembly) Rear dump valve Rear iso valve Rear sensor (high) Rear sensor (low) Red/pnk Relay coil (-) Right front Right front dump valve Right front iso valve Right front wheel 4wabs sensor Right sensor (high) Right sensor (low) Stop lamp switch feed Tan Tan/red Trailer relay box (in engine compartment fuse box) Valve reference Vehicle speed sensor W/e4od or 4r70w only Warning lamp
ANTI-THEFT Anti-theft Wiring Diagram for Ford Bronco 1994 List of elements for Anti-theft Wiring Diagram for Ford Bronco 1994: 62 alarm indicator output (behind bottom of left kick panel) g200 (lower rear of door) left rear courtesy lamp switch Acc Anti-theft controller module (behind left side of i/p) Anti-theft indicator Battery C237 C238 C241 C242 C251 Circuit breaker 20a Courtesy lamp diode Courtesy lamps input Crew cab only Disarm input Door ajar Door locks system (remote keyless entry) Exterior lamps output Exterior lights system Fuse 15a Fuse panel G203 (behind bottom of right cowl panel) Ground Headlamps enable Headlights system Horn enable output Horns system Hot at all times Hot in accy or run Ignition input Ignition switch Instrument cluster Interior lights system (courtesy lights) Key cylinder input Key cylinder sensor Left front courtesy lamp switch (on front of door jamb) Left front door disarm switch (in left front door) Liftgate jamb sw input Lock Lock all doors Lock doors Nca Off Red/ pnk Red/pnk Remote keyless entry module (behind left side of i/p) Right front courtesy lamp switch (on front of door jamb) Right front door disarm switch (in right front door) Right rear courtesy lamp switch (lower rear of door) Run Run/accy power Speed control/ horn switch assembly (cruise control system) Sta Start Starter motor output Starting system Unlock all doors Unlock doors Unlock driver's door Warning system (warning chime)
COMPUTER DATA LINES
5.0L 5.0L, Data Link Connector Wiring Diagram for Ford Bronco 1994 List of elements for 5.0L, Data Link Connector Wiring Diagram for Ford Bronco 1994: 19 *5.0l w/ e40d or 4r70w **except 5.0l w/ e40d or 4r70w (coil) * ** C198 C199 Data (+) Data (-) Engine compt fuse box (left side of engine compt, on top front of wheel well) Engine controls system (engine data sensors) Except 7.3l idi diesel Fuel pump relay Hot in run or start Instrument cluster Malfunction indicator lamp Powertrain control module (left side of safety wall) Sig rtn Sti Sto/mil Vip data link connector (left rear of engine compt, on bracket)
5.8L 5.8L, Data Link Connector Wiring Diagram for Ford Bronco 1994 List of elements for 5.8L, Data Link Connector Wiring Diagram for Ford Bronco 1994: 19 *5.0l w/ e40d or 4r70w **except 5.0l w/ e40d or 4r70w (coil) * ** C198 C199 Data (+) Data (-) Engine compt fuse box (left side of engine compt, on top front of wheel well) Engine controls system (engine data sensors) Except 7.3l idi diesel Fuel pump relay Hot in run or start Instrument cluster Malfunction indicator lamp Powertrain control module (left side of safety wall) Sig rtn Sti Sto/mil Vip data link connector (left rear of engine compt, on bracket)
CRUISE CONTROL
5.0L 5.0L, Cruise Control Wiring Diagram for Ford Bronco 1994 List of elements for 5.0L, Cruise Control Wiring Diagram for Ford Bronco 1994: 74 (behind left side of instrument panel, taped to main harness near steering column) (behind left side of (behind left side of instrument panel) (behind lower center of (in steering column) (left front corner of engine compartment) (left front of engine compartment on upper radiator support) (left side of engine compartment, near brake master cylinder) (left side of safety wall) (on brake pedal support) (on brake/ clutch 15a 4wabs control module 5.8l lighting A/t Accel Anti-theft controller Brake on/off (boo) switch Brake on/off sw in Brake on/off sw input Brake press input Brake pressure switch (opens when brake Brush Clutch pedal position switch Clutch pedal position switch jumper Coast Cruise control servo/ amplifier assembly Cylinder sensor Engine compartment fuse box Fuse 13 Fuse e 15a Fuse panel G108 G203 (behind bottom of right cowl panel) Ground Horn Horns, anti-theft & Hot at all times Hot in run Instrument cluster Instrument panel) Key Key Key cylinder input Key-in-ignition input Keyless entry M/t Module Nca Off Ohms Pedal support) Pnk Powertrain control module (pcm) Programmable speedometer/ odometer module (psom) Red Red/ Resume Set/ Speed cont sw gnd Speed cont sw in Speed control/ horn switch assembly Stop lamp sw feed System has pressure) (near left front rail) Systems Tan/ Vehicle power Vehicle speed (vss) input Vehicle speed input Vss input Vss output Warning chime module Warning switch With e4od transmission
5.8L 5.8L, Cruise Control Wiring Diagram for Ford Bronco 1994 List of elements for 5.8L, Cruise Control Wiring Diagram for Ford Bronco 1994: 74 (behind left side of instrument panel, taped to main harness near steering column) (behind left side of (behind left side of instrument panel) (behind lower center of (in steering column) (left front corner of engine compartment) (left front of engine compartment on upper radiator support) (left side of engine compartment, near brake master cylinder) (left side of safety wall) (on brake pedal support) (on brake/ clutch 15a 4wabs control module 5.8l lighting A/t Accel Anti-theft controller Brake on/off (boo) switch Brake on/off sw in Brake on/off sw input Brake press input Brake pressure switch (opens when brake Brush Clutch pedal position switch Clutch pedal position switch jumper Coast Cruise control servo/ amplifier assembly Cylinder sensor Engine compartment fuse box Fuse 13 Fuse e 15a Fuse panel G108 G203 (behind bottom of right cowl panel) Ground Horn Horns, anti-theft & Hot at all times Hot in run Instrument cluster Instrument panel) Key Key Key cylinder input Key-in-ignition input Keyless entry M/t Module Nca Off Ohms Pedal support) Pnk Powertrain control module (pcm) Programmable speedometer/ odometer module (psom) Red Red/ Resume Set/ Speed cont sw gnd Speed cont sw in Speed control/ horn switch assembly Stop lamp sw feed System has pressure) (near left front rail) Systems Tan/ Vehicle power Vehicle speed (vss) input Vehicle speed input Vss input Vss output Warning chime module Warning switch With e4od transmission
DEFOGGERS Defogger Wiring Diagram for Ford Bronco 1994 List of elements for Defogger Wiring Diagram for Ford Bronco 1994: 18 (behind bottom of left cowl panel) g200 (left rear corner of cargo area, Defrost relay Engine compartment fuse box Fuse 15a Fuse m 30a Fuse panel G409 Hot at all times Hot in run Illumination Interior lights system Momentary on/off switch Near lamp assembly) Rear defrost indicator Rear window defrost control Rear window defrost grid Timing circuit
ENGINE PERFORMANCE
5.0L 5.0L MFI, Engine Performance Wiring Diagrams (1 of 2) for Ford Bronco 1994 List of elements for 5.0L MFI, Engine Performance Wiring Diagrams (1 of 2) for Ford Bronco 1994: 74 (not used) (right front of engine compt, on fender apron) A/t (c6) Accs Air conditioning system Airb Aird C250 C251 Canp Clutch pedal position switch (behind left side of i/p, top right side of brake/clutch pedal support) Clutch pedal position switch jumper (behind left side of i/p, tape to main harness, near steering column) Coil Coil wire Cpp Cse gnd Data (+) Data (-) Data link connector (left rear of engine compt, on bracket) Distributor Ect Engine compartment fuse box Evp Evr Fpm Fuse 17 10a Fuse i 20a Fuse panel Fuse u 20a G101 G104 (rear of left fender apron) G108 (top of upper radiator support) G203 (behind bottom of right cowl panel) Gnd Ho2s Ho2s gnd Hot at all times Hot in start or run Iac Iat Idm Ign gnd Ignition coil (left rear of engine, near intake manifold) Ignition control module (left rear of engine compartment, on fender apron) Inj bank 1 Inj bank 2 Instrument cluster Instrument clusters system Kapwr M/t Malfunction indicator Map Nca Pcm power diode Pcm power relay Pip Pnk Powertrain control module (left side of safety wall) Psom (+) Psom (-) Psp Pwr Pwr gnd Radio capacitor (left side of engine, near ignition coil) Red Sig rtn Spout Spout check connector (left rear of engine compt, taped to harness, near ignition control module) Start Sti Sto/mil Tan Vpwr Vref 5.0L MFI, Engine Performance Wiring Diagrams (2 of 2) for Ford Bronco 1994 List of elements for 5.0L MFI, Engine Performance Wiring Diagrams (2 of 2) for Ford Bronco 1994: 39 Acc Bronco Canister purge solenoid (right front of engine) Egr control solenoid (on ignition coil support bracket) Egr valve position sensor (top right front of engine) Engine compartment fuse box Engine compartment relay box Engine coolant temperature sensor (center front of engine) F-series Front tank fuel pump/fuel gauge sender (in front fuel tank) Fuel injectors Fuel pump relay Fuel pump/ fuel gauge sender (top right side of fuel tank) Fuel tank selector switch Fuse e 15a Fuse o 20a G101 (right front of engine compt, on front of fender apron) G108 (top of upper radiator support) Heated oxygen sensor (lower right rear of engine compt, in exhaust pipe) Hot at all times Hot in run Idle air control valve (top of throttle body) Ignition switch Inertia fuel shut-off switch (behind right cowl panel) Intake air temperature sensor (top center front of engine, near intake runner #6) Knock sensor (center rear of engine, behind intake manifold) Lock Manifold absolute pressure sensor (top right side of safety wall) Nca Off Rear tank fuel pump/ fuel gauge sender (in rear fuel tank) Red Run Secondary air injection bypass solenoid (near rear of left valve cover) Secondary air injection diverter solenoid (near rear of left valve cover) Speed control servo/amplifier assembly) (left side of engine compt., near brake master cylinder) Start Tan Throttle position sensor (top right front of engine, on throttle body) 5.0L SFI, Engine Performance Wiring Diagrams, with 4R70W Transmission (1 of 2) for Ford Bronco 1994 List of elements for 5.0L SFI, Engine Performance Wiring Diagrams, with 4R70W Transmission (1 of 2) for Ford Bronco 1994: 102 #1 shift solenoid #2 shift solenoid (left side of engine compt., near brake master cylinder) (right front of engine compt, on fender apron) (top left side of brake/ clutch pedal support) (top of upper radiator support) 4r70w transmission 4x4l Accs Air conditioning system Airb Aird Boo Brake on/off (boo) switch C250 C251 Canp Coil Coil wire Cse gnd Data (+) Data (-) Data link connector (left rear of engine compt, on bracket) Distributor Ect Electronic pres- Engine compartment fuse box Epc Evp Evr Fpm Fuse 13 15a Fuse 17 10a Fuse i 20a Fuse panel Fuse u 20a G101 G104 (rear of left fender apron) G108 G203 (behind bottom of right cowl panel) Gnd Ho2s Hot at all times Hot in start or run Iac Iat Idm Ign gnd Ignition coil (left rear of engine, near intake manifold) Ignition control module (left rear of engine compartment, on fender apron) Inj 1 Inj 2 Inj 3 Inj 4 Inj 5 Inj 6 Inj 7 Inj 8 Instrument cluster Instrument clusters system Kapwr Maf Maf rtn Malfunction indicator Mlp Nca Oss Pcm Pcm power relay Pip Pnk Power diode Powertrain control module (left side of safety wall) Psom (+) Psom (-) Pwr Pwr gnd Radio capacitor (left side of engine, near ignition coil) Red Sig rtn Signal return Solenoid Speed control servo/amplifier assembly Spout Spout check connector (left rear of engine compt, taped to harness, near ignition control module) Ss1 Ss2 Start Sti Sto/mil Sure control Tan Tan/red Tcc Tcil Tcs Tfi Torque con- verter clutch Transmission fluid temperature sensor Vehicle power Vpwr Vref 5.0L SFI, Engine Performance Wiring Diagrams, with 4R70W Transmission (2 of 2) for Ford Bronco 1994 List of elements for 5.0L SFI, Engine Performance Wiring Diagrams, with 4R70W Transmission (2 of 2) for Ford Bronco 1994: 39 (right front engine compt, 0n front of fender apron) Bronco Canister purge solenoid (right front of engine) Data link connector (left rear of engine compt, on bracket) Egr control solenoid (on ignition coil support bracket) Egr valve position sensor (top right front of engine) Engine compart- ment fuse box Engine compartment relay box Engine coolant temperature sensor (center front of engine) F-series Front tank fuel pump/fuel gauge sender (in front fuel tank) Fuel injectors Fuel pump relay Fuel pump/ fuel gauge sender (top right side of fuel tank) Fuel tank selector switch Fuse e 15a Fuse o 20a G101 G108 (top of upper radiator support) Heated oxygen sensor (lower right rear of engine compt, in exhaust pipe) Hot at all times Hot in run Idle air control valve (top of throttle body) Inertia fuel shut-off switch (behind right cowl panel) Intake air temperature sensor (top center front of engine, near intake runner #6) Knock sensor (center rear of engine, behind intake manifold) Manual lever position sensor (left side of transmission) Mass air flow sensor (right front of engine compt) Nca Output shaft speed (oss) sensor (left rear of tran- smission) Rear tank fuel pump/ fuel gauge sender (in rear fuel tank) Red Secondary air injection bypass solenoid (near rear of left valve cover) Secondary air injection diverter solenoid (near rear of left valve cover) Tan Tan/red Tcil Throttle position sensor (top right front of engine, on throttle body) Transmission control switch (top of steering column) 5.0L SFI, Engine Performance Wiring Diagrams, with E4OD Transmission (1 of 2) for Ford Bronco 1994 List of elements for 5.0L SFI, Engine Performance Wiring Diagrams, with E4OD Transmission (1 of 2) for Ford Bronco 1994: 98 #1 shift solenoid #2 shift solenoid (left side of engine compt., near brake master cylinder) (right front of engine compt, on fender apron) (top left side of brake/ clutch pedal support) (top of upper radiator support) 4x4l Accs Air conditioning system Airb Aird Boo Brake on/off (boo) switch C250 C251 Canp Ccs Coast clutch solenoid Coil Coil wire Cse gnd Data (+) Data (-) Data link connector (left rear of engine compt, on bracket) Distributor E40d transmission Ect Electronic pres- sure control solenoid Engine compartment fuse box Epc Evp Evr Fpm Fuse 13 15a Fuse 17 10a Fuse i 20a Fuse panel Fuse u 20a G101 G104 (rear of left fender apron) G108 G203 (behind bottom of right cowl panel) Gnd Ho2s Hot at all times Hot in start or run Iac Iat Idm Ign gnd Ignition coil (left rear of engine, near intake manifold) Ignition control module (left rear of engine compartment, on fender apron) Inj 1 Inj 2 Inj 3 Inj 4 Inj 5 Inj 6 Inj 7 Inj 8 Instrument cluster Instrument clusters system Kapwr Maf Maf rtn Malfunction indicator Mlp Nca Pcm power diode Pcm power relay Pip Pnk Powertrain control module (left side of safety wall) Psom (+) Psom (-) Pwr Pwr gnd Radio capacitor (left side of engine, near ignition coil) Red Sig rtn Speed control servo/amplifier assembly Spout Spout check connector (left rear of engine compt, taped to harness, near ignition control module) Ss1 Ss2 Start Sti Sto/mil Tan Tan/red Tcc Tcil Tcs Tfi Torque con- verter clutch solenoid Transmission oil temp sensor Vpwr Vref 5.0L SFI, Engine Performance Wiring Diagrams, with E4OD Transmission (2 of 2) for Ford Bronco 1994 List of elements for 5.0L SFI, Engine Performance Wiring Diagrams, with E4OD Transmission (2 of 2) for Ford Bronco 1994: 38 (right front engine compt, 0n front of fender apron) Bronco Canister purge solenoid (right front of engine) Data link connector (left rear of engine compt, on bracket) Egr control solenoid (on ignition coil support bracket) Egr valve position sensor (top right front of engine) Engine compart- ment fuse box Engine compartment relay box Engine coolant temperature sensor (center front of engine) F-series Front tank fuel pump/fuel gauge sender (in front fuel tank) Fuel injectors Fuel pump relay Fuel pump/ fuel gauge sender (top right side of fuel tank) Fuel tank selector switch Fuse e 15a Fuse o 20a G101 G108 (top of upper radiator support) Heated oxygen sensor (lower right rear of engine compt, in exhaust pipe) Hot at all times Hot in run Idle air control valve (top of throttle body) Inertia fuel shut-off switch (behind right cowl panel) Intake air temperature sensor (top center front of engine, near intake runner #6) Knock sensor (center rear of engine, behind intake manifold) Manual lever position sensor (left side of transmission) Mass air flow sensor (right front of engine compt) Nca Rear tank fuel pump/ fuel gauge sender (in rear fuel tank) Red Secondary air injection bypass solenoid (near rear of left valve cover) Secondary air injection diverter solenoid (near rear of left valve cover) Tan Tan/red Tcil Throttle position sensor (top right front of engine, on throttle body) Transmission control switch (top of steering column)
5.8L 5.8L, Engine Performance Wiring Diagrams (1 of 2) for Ford Bronco 1994 List of elements for 5.8L, Engine Performance Wiring Diagrams (1 of 2) for Ford Bronco 1994: 92 4 x 4l 4r70w and e4od transmission Accs Acd Air conditioning system Airb Aird Boo Brake on/off switch (top left side of brake/clutch pedal support) C1012 C198 C199 C250 C251 C6 and manual transmission Canp Ccs Coil Coil wire Cse gnd Data (+) Data (-) Data link connector (left rear of engine compt) Data link connector (left rear of engine compt, on bracket) Distributor Ecppwr/vpwr Ect Engine compartment fuse box Epc Epcpwr/vpwr Evp Evr Fpm Fuse 13 15a Fuse 17 10a Fuse i 20a Fuse panel Fuse u 20a G101 (right front of engine compt, on fender apron) G104 (rear of left fender apron) G108 (top of upper radiator support) G203 (behind bottom of right cowl panel) Gnd Ho2s Ho2s gnd Hot at all times Hot in start or run Iac Iat Idm Ign gnd Ignition coil (near intake manifold) Ignition control module (left rear of engine compartment, on fender apron) Inj bank 1 Inj bank 2 Instrument cluster Instrument cluster system Kapwr Malfunction indicator Manual lever position sensor Map Mlp or pnp Nca Pcm power diode Pcm power relay Pip Pnk Powertrain control module (left side of safety wall) Psom (+) Psom (-) Pwr Pwr gnd Radio capacitor (near ignition coil) Red Sig rtn Speed control servo amplifier assembly (near brake master cylinder) Spout Spout check connector (near ignition control module) Ss1 Ss2 Start Starting/ charging system Sti Sto/mil Tan Tcc Tcil Tcs Tft Transmissions system Vehicle speed input Vref 5.8L, Engine Performance Wiring Diagrams (2 of 2) for Ford Bronco 1994 List of elements for 5.8L, Engine Performance Wiring Diagrams (2 of 2) for Ford Bronco 1994: 43 #1 shift solenoid #2 shift solenoid (not used) All except bronco and lightning Bronco Bronco, lightning u/8500 lbs C303 Canister purge solenoid (lower right side of engine compartment) Coast clutch solenoid E40d transmission Egr control solenoid (on ignition coil support bracket) Egr valve position sensor (top right front of engine) Electronic pressure control solenoid Engine compartment fuse box Engine compartment relay box Engine coolant temperature sensor (center front of engine) F-series Front tank fuel pump/fuel gauge sender (in front fuel tank) Fuel injectors Fuel pump relay Fuel pump/ fuel gauge sender (top right side of fuel tank) Fuel tank selector switch Fuse e 15a Fuse o 20a G101 (right front of engine compt, on fender apron) G108 (top of upper radiator support) Heated oxygen sensor (lower right rear of engine compt, in exhaust pipe) Hot at all times Hot in run Idle air control valve (top of throttle body) Inertia fuel shut-off switch (behind right cowl panel) Intake air temperature sensor (top center front of engine) Manifold absolute pressure sensor (top right side of safety wall) Nca O/8500 lbs Rear tank fuel pump/ fuel gauge sender (in rear fuel tank) Red Secondary air injection bypass solenoid (near rear of left valve cover) Secondary air injection diverter solenoid (near rear of left valve cover) Tan Throttle position sensor (top right front of engine) Torque converter clutch solenoid Trans- mission oil temper- ature sensor
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Ford Bronco 1994 List of elements for Backup Lamps Wiring Diagram for Ford Bronco 1994: 16 (auto day/ 4r70w & e4od Automatic transmission Backup lamp switch (below center of vehicle, on top of transmission) Engine compartment fuse box Fuse e 15a G108 (left front of engine compartment, top of upper radiator support) Hot in run Left backup lamp Manual lever position switch (below center of vehicle, left side of transmission) Manual transmission Mirrors system Night mirror) (if equipped) Park/neutral position switch (below vehicle, left side of transmission) Right backup lamp Trailer backup lamps relay (if equipped) Exterior Lamps Wiring Diagram (1 of 2) for Ford Bronco 1994 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Ford Bronco 1994: 49 (if equipped) Brake on/ off switch (behind left side i/p, top left side of brake/clutch pedal support) Bumper C250 C251 Cab marker lamps (pick-up only) Control brake trailer electric Defoggers system (rear window defrost control) Electric trailer brake control unit (if equipped) Fuse 15a Fuse f Fuse g Fuse panel G101 (right front of engine compartment, on fender apron) G108 (left front of engine compart- ment, top of upper radiator support) G108 (left front of engine compartment, top of upper radiator support) G200 (behind bottom of left kick panel) Hazard Hazard flasher (behind left side of i/p, on fuse panel) Head High mount stop lamp Hot at all times Hot in run Instrument cluster Left Left front park/turn lamp Left front side marker lamps Left rear park/stop/ turn lamp Left turn indicator License lamp License lamps Main light switch Multi-function switch Normal Off Only Outside cargo/ high mount stop lamp Park Right Right front park/turn lamp Right front side marker lamps Right rear park/stop/ turn lamp Right turn indicator Trailer marker lamps relay Trailer/ camper adapter (if equipped) Turn flasher (behind left side of i/p, on fuse panel) Unit W/ rear W/o rear Exterior Lamps Wiring Diagram (2 of 2) for Ford Bronco 1994 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Ford Bronco 1994: 38 Backup lamp switch Backup lamps Battery charge Brake on/off switch Bronco only Cab marker lamps (if equipped) Dual rear Electric brakes Electric trailer brake control unit (if equipped) Engine compartment fuse box Fuse d 25a Fuse e 15a Fuse f 10a Fuse g 10a Fuse q 30a Fuse t 30a G108 (left front of engine compartment, top of upper radiator support) G200 (behind bottom of left kick panel) G409 (under center rear of vehicle, on rear crossmember) Hot at all times Hot in run or start Left side body marker lamps (if equipped) Left turn lamp Main light switch Marker lamps Multi-function switch Nca Pick-up only Pick-up w/ Rear body marker lamps (if equipped) Red Right side body marker lamps (if equipped) Right turn lamp Trailer backup lamps relay (in trailer relay box) Trailer battery charge relay (in trailer relay box) Trailer electrical connector Trailer marker lamps relay (in engine compartment fuse box) Wheels only
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 4) for Ford Bronco 1994 List of elements for Ground Distribution Wiring Diagram (1 of 4) for Ford Bronco 1994: 56 (left front of engine compartment on upper radiator support) (lower left front of engine) (lower right front of engine) (lower right rear of engine, on starter motor motor mounting bolt) (not used) (under center rear of vehicle, on rear crossmember) 4 wabs pump motor 5.0l only w/ e4od & 4r70w 7.5l or 5.8l o/8500 lbs A/c clutch diode A/c clutch field coil Ambulance only Battery Bronco C211 C212 C257 Charge indicator lamp relay Except ambulance F350 w/ dual rear wheels G101 (right front of engine compartment on fender apron) G101 (right front of engine compartment, on fender apron) G104 (rear of left fender apron) G108 G110 G117 (4.9l) G119 (all others) G119 (lower right front of engine) G203 (behind bottom of right cowl panel) G409 Grounds provision for trailer Heated oxygen sensor (ho2s) Lamp Leece/ neville alternator Left battery Left side body marker lamps Light- ning models Lightning, all bronco, f-series (4.9l, 5.0l, or 5.8l u/8500 lbs) Mass air flow (maf) sensor Nca Powertrain control module (pcm) Premium sound amp Rabs valve assembly Radio Rear body marker lamps Right battery Right fog lamp Right front park/ turn Right front park/ turn lamp Right front side marker lamps Right headlamp Right side body marker lamps W/ diesel engines W/ gasoline engines With e4od transmission With leece/ neville 165a alter- nator Ground Distribution Wiring Diagram (2 of 4) for Ford Bronco 1994 List of elements for Ground Distribution Wiring Diagram (2 of 4) for Ford Bronco 1994: 81 (left front of engine comp., on upper radiator support) (left front of engine compartment, top of upper radiator support) (not (partial connector) (rear of left fender apron) Air bag module All diesel w/ e4od or di diesel w/o e4od All except bronco Anti-theft controller module Brake fluid level switch Bumper C152 C217 C218 C238 C251 C252 Chassis cab Cruise control servo/ amplifier assembly Cruise control/ horn switch assembly Di diesel Di diesel only Di diesel only Diesel only Diesel only Electronic shift control module Engine compart- ment lamp Engine compartment fuse box Exhaust pressure regulator (epr) F-series F-series with flare side F-series without flare side Flare side Front tank fuel gauge sender G104 G108 (4.9l engine) G108 (all others) G203 (behind bottom of right cowl panel) Gasoline engine w/ w/ shift- on-fly transfer case Generic scan tool Idi diesel Injector driver module Instrument cluster Left backup lamp Left front park/ turn lamp Left front side marker lamps Left headlamp Left rear park/ stop/ turn lamp Left rear park/ stop/ turn lamp License lamps Low vacuum warning switch Nca Only Pcm power relay Power- train control module (pcm) Powertrain control module (pcm) Programmable speedometer/ odometer module Rabs valve assembly Rear Rear anti-lock brake (rabs) module Rear tank fuel gauge sender Remote keyless entry module Right backup lamp Right rear park/ stop/ turn lamp Style side Trailer backup lamps relay Trailer battery charge relay Trailer marker lamps relay Trailer relay box Used) W/ diesel engine W/ diesel engines W/ gasoline engine Windshield washer pump motor Windshield wiper motor With With airbag only With anti-theft protection system only With e4od transmission With remote keyless entry only Without e4od transmission Ground Distribution Wiring Diagram (3 of 4) for Ford Bronco 1994 List of elements for Ground Distribution Wiring Diagram (3 of 4) for Ford Bronco 1994: 75 (behind bottom of left kick panel) * premium sound Ashtray illumination Auxiliary power socket Bench seat only Blower motor resistor Blower motor switch Bronco Bronco only C240 C250 C257 c211 Cab marker lamps Captain chairs only Captain chairs w/power lumbar bolster only Cigar lighter Day/ night mirror autolamp sensor Diesel only Diesel warning lamps display Electronic shift control module Electronic shift control switch Engine speed sensor F-series crew cab with xl, xlt option packages F-series crew cab without xl, xlt option packages F-series only Fog lamps switch Fuel tank selector switch G200 Generic scan tool (partial connector) Glove compart- ment lamp Gnd Heater control ilumination Ignition switch Inside cargo lamp Instrument cluster Keyless entry Left door lock control switch Left front door courtesy lamp Left front door disarm switch Left power lumbar compressor motor Left power lumbar/ bolster compressor motor Left rear door courtesy lamp Lightning & bronco only Master tailgate window switch Master window control switch Nca Outside cargo/ high mount stop lamp Overhead console Power lumbar compressor motor Power mirror switch Radio Rear window defrost control Remote keyless entry module Right front door courtesy lamp Right front door disarm switch Right power lumbar compressor motor Right power lumbar/ bolster compressor motor Right rear door courtesy lamp Right window and door lock control switch Seat belt switch Selectable rpm control (partial connector) Shift lock actuator Trailer electronic brake control unit W/ di diesel only W/ electric day/night mirror only W/o remote * W/o remote keyless entry Warning chime module Wiper control module With electronic shift control With lightning models With power lumbar only With power mirror With remote keyless entry With trailer tow only Ground Distribution Wiring Diagram (4 of 4) for Ford Bronco 1994 List of elements for Ground Distribution Wiring Diagram (4 of 4) for Ford Bronco 1994: 76 (left front of engine comp., on of upper radiator support) (left front of engine compartment, top of upper radiator support) (not (not used) (w/4r70w (w/e4od 1994 vftc c 4 wabs control module 4 wabs data link connector 4 wabs relay #1 4.9l, 5.0l, 5.8l under 8500# & 7.3l with e4od 7.5l or 5.8l over /8500# A/c clutch diode A/c clutch field coil All except 4.9l, lightning & bronco Ambient temp- erature sensor Backup lamp Brake fluid level switch Bronco Bronco f-series Bumper C250 Chassis cab Dual Engine comp- artment lamp Engine compartment fuse box F-series F-series F-series with F-series with flare side F-series without F-series without flare side Flare side Fog lamps relay Front tank fuel pump/fuel gauge sender Fuel pump/fuel gauge sender G104 (rear of left fender apron) G108 (4.9l) G108 (all others) Heated oxygen sensor (ho2s) Instrument cluster Left backup lamp Left fog lamp Left front park/ turn lamp Left front side marker lamps Left headlamp Left rear park/ stop/ turn lamp Left right backup lamp License lamp License lamps Lightning Manual lever position sensor Nca Only Pcm power relay Programmable speedometer/ odometer module Rabs valve assembly Rear Rear tank fuel pump/fuel gauge sender Right backup lamp Right rear park/ stop/ turn lamp Right rear park/ stop/ turn lamp Tank Trailer relay box Trailer backup lamps relay Trailer battery charge relay Trailer relay box Trailer/ marker lamps relay Transmission) Used) Vehicles with m5r2, t18, 4r70w & 4.9l c6 transmissions W/ gasoline engines Wind- shield wiper motor Windshield washer pump motor With With trailer tow
HEADLIGHTS Headlamps Wiring Diagram for Ford Bronco 1994 List of elements for Headlamps Wiring Diagram for Ford Bronco 1994: 17 Engine compartment fuse box Fuse c 30a Fuse r 40a G101 (right front of engine compartment, on fender apron) G108 (left front of engine compartment, top of upper radiator support) G200 (behind left kick panel) Head Hi beam indicator Hot at all times Instrument cluster Left headlamp Main light switch Multi- function switch Off Park Pass Right headlamp Headlamps Wiring Diagram, with DRL for Ford Bronco 1994 List of elements for Headlamps Wiring Diagram, with DRL for Ford Bronco 1994: 41 1994 vftc c Acc Battery Brake fluid level warning switch (left side, fluid reservoir) Brake indicator Brake warning indicator C250 C251 Daytime running lamps module (front left side of lower radiator support) Engine compartment fuse box Fuse c 30a Fuse e 15a Fuse panel Fuse r 40a G101 (right front of engine compartment, on fender apron) G108 (left front of engine compart- ment, top of upper radiator support) G108 (left front of engine compartment, top of upper radiator support) G200 (behind left kick panel) Head Hi beam indicator Hot at all times Hot in run Hot in start or run Ignition feed Ignition switch (right side of steering column) Indicator output Instrument cluster Left headlamp Lo beam input Lock Main light switch Multi- function switch Off Park Park brake Park brake switch (behind left side of i/p, top of park brake pedal) Pass Pulsed hi output Right headlamp Run Start
HORN Horn Wiring Diagram for Ford Bronco 1994 List of elements for Horn Wiring Diagram for Ford Bronco 1994: 15 30a Anti- theft controller module Cruise control switch ground Cruise control servo/ amplifier assembly Cruise control/ horn switch assembly Engine compartment fuse box Fuse c High pitch horn (right rear side of lower radiator support, below lamps) Horn enable output Horn relay Horn switch Hot at all times Low pitch horn (right rear side of lower radiator support, below lamps) Nca Remote keyless entry module
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (2 of 2) for Ford Bronco 1994 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Ford Bronco 1994: 91 (4.9l-left front of engine, forward of distributor) (5.0l & 5.8l- (left rear of engine, near intake manifold) (behind bottom of left kick panel) (behind left side of i/p) (behind right side of i/p, behind glove compt) (below right center of (below right rear of (di) (idi) (left front of engine compt, on upper radiator support) (left rear of engine (left rear of engine compt, (left side of engine compt) (rear of left fender apron) (w/ drl) (w/o drl) 4wabs control module (left front corner of engine compt) 4wabs data link connector 4x2 4x4 4x4 hi/low indicator switch (below vehicle, on front of transfer case) Acceleration sensor (on rear axle) Air bag module (behind left side of i/p) All Anti- lock brakes system (trailer relay box) Anti-theft controller Brake fluid level switch (left rear of engine compt, on brake fluid reservoir) Brake warning resistor/diode assembly (left rear of eng compt, taped in harness) Bronco Compt, on bracket) Coolant temperature sender (4.9l-right side of engine) (except 4.9l-top left front of engine) Daytime running lamps module (front left side of lower radiator support) Di diesel only Diesel Diesel w/ e40d Diesel w/o e40d Elect. shift Electronic shift control module (behind right cowl panel) Electronic shift control switch Electronic shift only Engine speed sensor (top left front of engine) Engines only Except bronco F-series F-series only Front Front tank fuel gauge sender Front tank fuel pump/ Fuel gauge sender Fuel pump/fuel gauge sender (top right side of fuel tank) Fuel tank selector switch Fuel tank selector valve (under left center of vehicle, on left frame rail) Fuse 6 15a Fuse panel: i/p G104 G108 G200 G200 (bottom of left cowl panel) Gas Gas & Hot in acc or run Ignition coil Ignition control module (left rear of engine compt, on fender apron) Lightning Link connector Low Low vacuum warning switch (right side of engine compt, behind right battery) Mech. shift Module Nca Oil pressure switch (4.9l-lower left rear of engine, near oil filter) (5.0l & 5.8l-lower left front of engine, near oil filter) (7.3l & 7.5l-top center rear of engine) On bracket) Park brake switch Power- train control module (left side of safety wall) Powertrain control module (left side of safety wall) Powertrain control module (left side of safety wall) Rabs data Rear Rear anti-lock brake module Rear axle speed sensor (on axle assembly) Rear tank fuel gauge sender Rear tank fuel pump/ Red Red/ Red/ pnk Solid state Vehicle, in front fuel tank) Vehicle, in rear fuel tank) Vip data link connector W/ drl W/o drl Overhead Console Wiring Diagram for Ford Bronco 1994 List of elements for Overhead Console Wiring Diagram for Ford Bronco 1994: 25 (behind bottom of left kick panel) (left front of engine compt, on upper radiator support) Ambient temp sensor feed Ambient temperature sensor (right front of engine compt) Battery saver input Compass Courtesy lamp input Cruise control servo/amplifier assembly (left side of engine compt, near brake master cylinder) Fuse 10a G108 G200 Ground Hot in run Ign (hot in run) Instrument cluster Instrument illum input Interior fuse panel: i/p Interior lights system Microprocessor Overhead console Powertrain control module (left side of safety wall) Programmable speedometer/ odometer module Thermometer Vehicle speed input Vehicle speed output
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram, with Keyless Entry for Ford Bronco 1994 List of elements for Courtesy Lamps Wiring Diagram, with Keyless Entry for Ford Bronco 1994: 46 (4.9l) (left front of engine compt., top of radiator support) (all others) (left front of engine compt., on upper radiator support) g108 (anti-theft system) anti-theft controller module pin#14/c238) Battery saver input Battery saver output Bronco only C240 C241 C242 C914 Courtesy lamp diode Courtesy lamp input Courtesy lamp switch input Crew cab only Dome Dome lamp Engine compartment lamp F-series only Fuse 15a Fuse panel G200 (behind bottom of kick panel) Glove compartment lamp Hot at all times Illuminated entry output Inside cargo lamp Left front courtesy lamp switch (on front of door jamb) Left front door courtesy lamp Left rear courtesy lamp switch (lower rear of door) Left rear door courtesy lamp Left vanity mirror lamp Main light switch Map lamps Mirrors system (power mirror switch) Outside cargo lamp Outside cargo/ high mount stop lamps (bronco) Outside cargo/ high mount stop lamps (f-series) Overhead console Power Red/ pnk Red/pnk Remote keyless entry module (behind left side of i/p) Right front courtesy lamp switch (on front of door jamb) Right front door courtesy lamp Right rear courtesy lamp switch (lower rear of door) Right rear door courtesy lamp Right vanity mirror lamp Warning system (warning chime) Courtesy Lamps Wiring Diagram, without Keyless Entry for Ford Bronco 1994 List of elements for Courtesy Lamps Wiring Diagram, without Keyless Entry for Ford Bronco 1994: 40 (crew cab only) (not used) Battery saver input Bronco only C914 Courtesy lamp input Crew cab only Crew cab w/ xlt Dome Dome lamp Engine compartment lamp F-series only Fuse 15a Fuse panel G108 radiator support) (4.9l) (left front of engine compt., top of radiator support) (all others) (left front of engine compt., on upper G200 (behind bottom of kick panel) Glove compartment lamp Hot at all times Inside cargo lamp Left front courtesy lamp switch Left front courtesy lamp switch (on front of door jamb) Left front door courtesy lamp Left rear courtesy lamp switch (lower rear of door) Left rear door courtesy lamp Left vanity mirror lamp Main light switch Map lamps Mirror system (power mirror switch) Outside cargo lamp Outside cargo/ high mount stop lamps (bronco) Outside cargo/ high mount stop lamps (f-series) Overhead console Red/ pnk Right front courtesy lamp switch (on front of door jamb) Right front door courtesy lamp Right rear courtesy lamp switch (lower rear of door) Right rear door courtesy lamp Right vanity mirror lamp Vanity mirrors (bronco/f-series) & overhead console (bronco only) Warning system (warning chime) Instrument Illumination Wiring Diagram for Ford Bronco 1994 List of elements for Instrument Illumination Wiring Diagram for Ford Bronco 1994: 35 (all) (premium sound) (standard) Ashtray illumination Auxiliary power socket Bronco only C211 C250 C257 C267 C278 C914 Cigar lighter Electronic shift control switch Fuse 15a Fuse 4a Fuse panel G200 (behind bottom of left kick panel) Gnd Head Headlights system Heater control illumination Hot at all times I/p feed I/p illum feed Ign Instrument cluster (5 bulbs) Main light switch Off Overhead console Park Power distribution system (fuse panel) (fuse 11) Radio Rear window defrost control Sound systems (radio)
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Ford Bronco 1994 List of elements for Power Distribution Wiring Diagram (1 of 3) for Ford Bronco 1994: 82 (behind bottom of left kick panel) 4.9l & 7.5l gasoline only 4wabs relay #1 A/c-heater control assembly Acc Air bag module All except bronco Anti-theft controller module Bronco only C153 C154 Circuit breaker 14 20a Circuit breaker 2 8.25a Clutch pedal position switch Day/night mirror autolamp sensor Di diesel only Diesel only Diesel warning lamps display Diesel with leece/neville alternator Electronic shift control module Engine compartment fuse box Engine compartment fuse box (fuse e) Engine compartment fuse box (fuse u) Fuel tank selector switch Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse b 30a Fuse d 25a Fuse j 20a Fuse m 30a Fuse n 50a Fuse p 50a Fuse panel Fuse q 30a G200 Glow plug controller Gnd Heater control assembly Heater or a/c-heater control module Ign Ignition switch Instrument cluster Instrument cluster system Integral alternator regulator (iar) Leece/neville alternator Left battery (diesel only) Lock Main light switch Master tailgate window switch Master window control switch Off Overhead console Programable speedometer/ odometer module Radio Rear anti-lock brake (rabs) module Rear window defrost control Rear window defrost switch Red Remote keyless entry module Remote keyless entry only Right battery Right window control switch Run Selectable rpm control (partial connector) Shift lock actuator Start Starter relay Starter solenoid Starting/charging system (clutch pedal position switch) Trailer backup lamp relay Trailer battery charge relay Trailer relay box Trailer/ marker lamps relay Turn flasher W/ air bag only W/ shift- on- fly Winshield wiper motor Wiper control module With a/c Without a/c Power Distribution Wiring Diagram (2 of 3) for Ford Bronco 1994 List of elements for Power Distribution Wiring Diagram (2 of 3) for Ford Bronco 1994: 73 * di diesel only * di diesel only 4.9l, 5.0l, or 5.8l under 8500 lbs & lightning 4wabs control module 4wabs relay #1 4wabs relay #2 (bronco only) 5.8l over 8500 lbs & 7.5l Backup lamp switch Brake pressure switch Brake warning resistor/ diode assembly Bronco only C250 C251 Cruise control servo/amplifier assembly Daytime running lamp (drl) module (w\ drl only) Di diesel only Diesel only Diesel warning lamps display Distributor Electronic shift control switch Engine comparment fuse box Engine compartment fuse box Engine temperature switch F-series only Fog lamp relay (lightning only) From ignition switch Fuel line heater Fuel pump relay Fuel shutoff relay Fuel water switch Fuse * Fuse 10a Fuse b 15a Fuse e 15a Fuse h 30a Fuse i 20a Fuse k 20a Fuse o 20a Fuse panel Fuse q 30a Fuse u 20a Fuse u 20a 30a Gasoline only Glow plug relay H 30a Heated oxygen sensor (ho2s) Idle position switch Ignition coil Ignition control module Injector * driver module (idm) relay Instrument cluster Leece/neville alternator Low vacuum warning switch Manual lever position sensor Nca Park/neutral position switch Pcm power diode Pcm power relay Power- train control module Rabs ii f-series only Radio capacitor Red/ Trailer battery charge relay Trailer relay box Trans- mission control module W/ c6 transmission W/ diesel engine W/ e40d 0r 4r70w transmission W/ gasoline engine W/ manual transmission Warning chime module With e4od transmission With electronic shift only Power Distribution Wiring Diagram (3 of 3) for Ford Bronco 1994 List of elements for Power Distribution Wiring Diagram (3 of 3) for Ford Bronco 1994: 83 (behind bottom of left kick panel) Air bag module All except bronco Anti-theft controller module Auxiliary power socket Brake on/off (boo) switch Brake pressure switch Bronco only C241 C242 Circuit breaker 12 20a Crew cab only Daytime running lamp (drl) module Di diesel only Electronic shift control module Engine compart- ment lamp Engine compartment fuse box Exterior lights system (multi-function switch) Fuse 10a Fuse 15a Fuse 25a Fuse 4a Fuse a 20a Fuse block Fuse c 30a Fuse f 10a Fuse g 10a Fuse l 50a Fuse panel Fuse r 40a Fuse s 50a Fuse t 30a G200 Generic scan tool (partial conn- ector) Glove compart- ment lamp Hazard flasher Horn relay Inside cargo lamp Instrument cluster Interior lights system Interior lights system (main light switch) Left door lock control switch Left front courtesy lamp switch Left power lumbar switch Left power lumbar/ bolster switch Left rear courtesy lamp switch Left vanity mirror lamp Lighter Main light switch Map lamps Multi- function switch Nca Over- head console Power mirror switch Premium sound ampli- fier Premium sound only Program- mable speedo- meter/ odometer module Radio Rear anti- lock brake (rabs) module Red Remote keyless entry module Remote keyless entry module Right door lock control switch Right front courtesy lamp switch Right power lumbar switch Right rear courtesy lamp switch Right vanity mirror lamp Tailgate window switch (key operated) To trailer electronic brake control unit To trailer left turn lamps To trailer right turn lamps Trailer provision Trailer provisions W/o remote keyless entry With air bag only With anti- theft system only With captain's chair With cloth bench With power bolster With power lumbar seats With remote keyless entry With remote keyless entry only With vanity mirrors
POWER DOOR LOCKS Keyless Entry Wiring Diagram for Ford Bronco 1994 List of elements for Keyless Entry Wiring Diagram for Ford Bronco 1994: 47 (behind bottom of left cowl panel) (behind bottom of right cowl panel) Antenna Anti-theft system (anti-theft module) Battery saver input Battery saver output C240 C241 C242 Circuit breaker 12 20a Courtesy lamps output Crtsy lamp sw input Diesel only Door ajar switch and indicator Exterior lights system Fuse 15a Fuse panel G200 G200 (behind bottom of left cowl panel) G203 Ground Horn relay Horns system Hot at all times Hot in accy or run Ignition switch input Interior lights system Interior lights system (door courtesy lamp switches) Left door lock control switch Left front door lock motor Left rear door lock motor Lock doors output Lock input Lock unlock Park lamp input Park lamps output Power Program a Program b Remote keyless entry module (behind left side of i/p) Right door lock control switch Right front door lock motor Right rear door lock motor Rke program connector (behind left side of i/p) Unlock doors output Unlock driver's door Unlock input Power Door Locks Wiring Diagram for Ford Bronco 1994 List of elements for Power Door Locks Wiring Diagram for Ford Bronco 1994: 12 20a Circuit breaker Fuse panel G200 (behind bottom of left kick panel) Hot at all times Left door lock control switch Left front door lock motor Lock Pnk/ Right door lock control switch Right front door lock motor Unlock
POWER MIRRORS Power Mirror Wiring Diagram for Ford Bronco 1994 List of elements for Power Mirror Wiring Diagram for Ford Bronco 1994: 26 (behind bottom of left kick panel) A/t Backup lamp switch (left side of transmission) Day/night mirror autolamp sensor (in center of windshield header) Direct- tional switch Engine compartment fuse box Exterior lights system (backup lamps) Fuse 10a Fuse 15a Fuse e 15a Fuse panel G200 G200 (behind bottom of left kick panel) Hot at all times Hot in run Interior fuse panel L/r motor Left power mirror nca Left/ right switch M/t Nca Park/ neutral position switch (left side of transmission) Power mirror switch Red Right power mirror nca Up/dn motor
POWER SEATS Lumbar Wiring Diagram, with Captain's Chairs for Ford Bronco 1994 List of elements for Lumbar Wiring Diagram, with Captain's Chairs for Ford Bronco 1994: 10 Circuit breaker 12 20a Fuse panel G200 (behind bottom of left kick panel) Hot at all times Left power lumbar compressor motor (under front of left front seat) Left power lumbar switch (left side of left front seat) Nca Power door locks system Right power lumbar compressor motor (under front of right front seat) Right power lumbar switch (right side of right front seat) Lumbar Wiring Diagram, with Cloth Bench for Ford Bronco 1994 List of elements for Lumbar Wiring Diagram, with Cloth Bench for Ford Bronco 1994: 8 Circuit breaker 12 20a Fuse panel G200 (behind bottom of left kick panel) Hot at all times Left power lumbar switch (left side of left front seat) Nca Power lumbar compressor motor (under front of front seat) Right power lumbar switch (right side of right front seat) Lumbar/Bolster Wiring Diagram, with Captain's Chairs for Ford Bronco 1994 List of elements for Lumbar/Bolster Wiring Diagram, with Captain's Chairs for Ford Bronco 1994: 9 Circuit breaker 12 20a Fuse panel G200 (behind bottom of left kick panel) Hot at all times Left power lumbar/bolster compressor motor Left power lumbar/bolster switch Nca Right power lumbar compressor motor (under front of right front seat) Right power lumbar switch (right side of right front seat)
POWER WINDOWS Power Windows Wiring Diagram for Ford Bronco 1994 List of elements for Power Windows Wiring Diagram for Ford Bronco 1994: 19 1994 vftc c 20a Breaker 14 Circuit Fuse panel G200 (behind bottom of Hot in acc or run Left front window motor Left kick panel) Left window switch Master window control switch Nca Red/ Right front window motor Right window control switch Right window switch Tailgate power window circuit (master tailgate window switch) Tan/ Up down Tailgate Power Window Wiring Diagram for Ford Bronco 1994 List of elements for Tailgate Power Window Wiring Diagram for Ford Bronco 1994: 17 (behind bottom of left kick panel) 1994 vftc c 20a Circuit breaker 12 Circuit breaker 14 Fuse panel G200 Hot at all times Hot in acc or run Master tailgate window switch Operated) Pnk/ Power windows circuit (master window control switch) Tailgate latch switch (open when tailgate is not fully closed) Tailgate power window motor Tailgate window switch (key Up down
RADIO Base Radio for Ford Bronco 1994 List of elements for Base Radio for Ford Bronco 1994: 29 (behind bottom of left kick panel) g200 (behind bottom of right kick panel) g203 Batt (b+) C257 C258 Engine compartment fuse box Fuse 11 15a Fuse a 20a Fuse panel Ground Hot at all times Hot in accy or run Ignition Illum Interior lights system L front (+) L front (-) L rear (+) L rear (-) Lcd illum Left front door speaker Left rear speaker R front (+) R front (-) R rear (+) R rear (-) Radio Right front door speaker Right rear speaker Premium Sound Radio Wiring Diagram for Ford Bronco 1994 List of elements for Premium Sound Radio Wiring Diagram for Ford Bronco 1994: 34 (behind bottom of left kick panel) g200 (behind bottom of right kick panel) g203 Batt (b+) C211 C212 C282 C283 Engine compartment fuse box Fuse 11 15a Fuse a 20a Fuse panel Ground Hot at all times Hot in accy or run Ignition Illum Interior lights system L front (+) L front (-) L rear (+) L rear (-) Left front door speaker Left rear speaker Logic mode Power (b+) Premium sound amplifier (behind center of dash) R front (+) R front (-) R front +) R rear (+) R rear (-) Radio Right front door speaker Right rear speaker
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Ford Bronco 1994 List of elements for Shift Interlock Wiring Diagram for Ford Bronco 1994: 13 (behind bottom (behind left side of i/p, top left side of brake/ clutch pedal support) 1994 vftc c Brake on/off switch Fuse 13 15a Fuse 18 10a Fuse panel G200 Hot at all times Hot in run Of left cowl panel) Shift lock actuator (in steering column) Solid state
STARTING/CHARGING
5.0L 5.0L, Charging Wiring Diagram for Ford Bronco 1994 List of elements for 5.0L, Charging Wiring Diagram for Ford Bronco 1994: 26 (4.9l) (except 4.9l) (lower right front of engine) g119 4.9l and 7.5l only A screw Acc Battery C250 Charge indicator Engine compartment fuse box F screw Fuse p 50a G101 (right front of engine compartment, on fender apron) G117 (lower right rear of engine, on starter motor mounting bolt) Ignition switch Instrument cluster Integral alternator regulator (iar) Lock Off Red Run Start Starter relay Starting system Stator Voltage regulator 5.0L, Starting Wiring Diagram for Ford Bronco 1994 List of elements for 5.0L, Starting Wiring Diagram for Ford Bronco 1994: 33 (4.9l) (except 4.9l) (left side of transmission) (lower right front of engine) g119 Acc Anti-theft controller module (behind left side of i/p) Battery C238 C6 transmission Clutch pedal position switch (top right side of brake/clutch pedal support) Clutch pedal positon switch jumper (behind left side of i/p, taped to harness) E4od or 4r70w transmission Engine compartment fuse box Except 5.8l lightning Fuse j 20a G101 (right front of engine compartment on fender apron) G117 (lower right rear of engine, on starter motor mounting bolt) Hold Ignition switch Lock Manual lever position sensor Manual transmission Off Park/neutral position switch (left side of transmission) Pull-in Red Run Sta Start Starter motor/solenoid Starter relay (front of right fender apron, behind battery) W/ anti- theft system W/o anti- theft system
5.8L 5.8L, Charging Wiring Diagram for Ford Bronco 1994 List of elements for 5.8L, Charging Wiring Diagram for Ford Bronco 1994: 26 (4.9l) (except 4.9l) (lower right front of engine) g119 4.9l and 7.5l only A screw Acc Battery C250 Charge indicator Engine compartment fuse box F screw Fuse p 50a G101 (right front of engine compartment, on fender apron) G117 (lower right rear of engine, on starter motor mounting bolt) Ignition switch Instrument cluster Integral alternator regulator (iar) Lock Off Red Run Start Starter relay Starting system Stator Voltage regulator 5.8L, Starting Wiring Diagram for Ford Bronco 1994 List of elements for 5.8L, Starting Wiring Diagram for Ford Bronco 1994: 33 (4.9l) (except 4.9l) (left side of transmission) (lower right front of engine) g119 Acc Anti-theft controller module (behind left side of i/p) Battery C238 C6 transmission Clutch pedal position switch (top right side of brake/clutch pedal support) Clutch pedal positon switch jumper (behind left side of i/p, taped to harness) E4od or 4r70w transmission Engine compartment fuse box Except 5.8l lightning Fuse j 20a G101 (right front of engine compartment on fender apron) G117 (lower right rear of engine, on starter motor mounting bolt) Hold Ignition switch Lock Manual lever position sensor Manual transmission Off Park/neutral position switch (left side of transmission) Pull-in Red Run Sta Start Starter motor/solenoid Starter relay (front of right fender apron, behind battery) W/ anti- theft system W/o anti- theft system
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Ford Bronco 1994 List of elements for Supplemental Restraint Wiring Diagram for Ford Bronco 1994: 29 (behind bottom of right cowl cowl panel) Air bag indicator Air bag module (behind left side of i/p) Battery C217 C218 C251 Clockspring assembly Driver air bag return driver airbag monitor safing sensor output monitor Driver's air bag Fuse 10a Fuse panel G203 Ground Hot at all times Hot in run Ignition Indicator Instrument cluster Left crash sensor (primary) (on left side of frame rail) Nca Pri crash sens feed monitor Pri crash sens grd monitor pri crash sens grd monitor Right crash sensor (primary) (near right side cowl panel) Safing sens fd Safing sensor (on right side of frame rail) Safing sensor feed monitor Safing sensor grd monitor primary crash sensor feed primary crash sensor feed Shorting bar
TRANSMISSION
5.0L 5.0L, 4R7OW Transmission Wiring Diagram for Ford Bronco 1994 List of elements for 5.0L, 4R7OW Transmission Wiring Diagram for Ford Bronco 1994: 85 (behind bottom of right cowl panel) (engine compartment (left rear of engine compartment, on bracket) (left side of safety wall) (left side of transmission) (rear of left (right front of engine compartment, on front of fender apron) 4r70w transmission A/c clutch diode A/c high pressure Accs Boo Brake on/off switch Ckp Column) Conv clutch Cutout switch Distributor Ect Egr valve position sensor Elect Engine compartment fuse box (left side of engine compartment, Engine coolant temperature sensor (center front of engine, on thermostat housing) Epc Fender apron) Fuel injectors & solenoids Fuel pump relay Fuse #17 (fuse panel) Fuse box) Fusible link cartridge i (engine compartment fuse box) Fusible link cartridge u (engine compartment fuse box) Fusible link cartridge i G101 G104 G108 (left front of engine compartment, on upper radiator support) G203 Gnd Iat Ign Ignition control module Intake air temperature sensor (top center front of engine, near intake runner #6) Kapwr Maf Mafs Malfunction ind (instr clstr) Manual lever position sensor Mass air flow sensor (right front of engine compartment) Mil feed Mlp Nca Of engine, on throttle body) Off Oss Output shaft speed sensor (left rear of transmission) Pcm power diode (engine compartment fuse box) Pcm power relay Powertrain control module (pcm) (partial) Press ctrl sol Programmable speedometer/ odometer module (inst clstr) Pwr Red Sens rtn Shift sol Sig rtn Sol Speed control servo/amplifier assembly Ss1 Ss2 Tcc Tcil Tcs Tft Throttle position sensor (top right front Top front of wheelwell) Torque Trans fluid temp sens Transmission control switch (top of steering Vip data link connector Vip data link connector (partial) Vip dl input Vip dlc (+) Vip dlc (-) Vref Vss (+) Vss (-) 5.0L, E4OD Transmission Wiring Diagram for Ford Bronco 1994 List of elements for 5.0L, E4OD Transmission Wiring Diagram for Ford Bronco 1994: 88 (behind bottom of right cowl panel) (engine compartment (left rear of engine compartment, on bracket) (left side of safety wall) (partial) (rear of left A/c clutch diode A/c high pressure cutout switch Accs Assembly Boo Brake on/off switch Ccs Ckp Clutch Coast clutch Column) Control Converter Distributor E40d transmission Ect Egr valve position sensor Elect Engine compartment) Engine compartment fuse box (left side of engine compartment, Engine coolant temperature sensor (center front of engine, on thermostat housing) Epc Fender apron) Fuel injectors & solenoids Fuel pump relay Fuse #17 (fuse panel) Fuse box) Fusible link cartridge i (engine compartment fuse box) Fusible link cartridge u (engine compartment fuse box) Fusible link cartridge i G101 (right front of engine compartment, on front of fender apron) G104 G108 (left front of engine compartment, on upper radiator support) G203 Gnd Iat Ign Ignition control module Intake air temperature sensor (top center front of engine, near intake runner #6) Kapwr Maf Malfunction ind (instr clstr) Manual lever position sensor (left side of transmission) Mass air flow sensor (right front of Mil feed Mlp Nca Of engine, on throttle body) Off Oil temp sensor Pcm power diode (engine compartment fuse box) Pcm power relay Powertrain control module (pcm) Press Programmable speedometer/ odometer module (inst clstr) Red Servo/amplifier Shift Sig rtn Sol Sol #1 Sol #2 Speed control Ss1 Ss2 Tcc Tcil Tcs Tft Throttle position sensor (top right front Top front of wheelwell) Torque Trans Transmission control switch (top of steering Vip data link connector Vip data link connector (partial) Vip dl input Vip dlc (+) Vip dlc (-) Vref Vss (+) Vss (-) Transfer Case Wiring Diagram for Ford Bronco 1994 List of elements for Transfer Case Wiring Diagram for Ford Bronco 1994: 51 (below vehicle on front of transfer case) (fuse (left side of transmission) * w/ e40d transmission ** w/ 4r70w transmission 4x2 4x4 4x4 hi/low ind sw 4x4 ind feed 4x4 input 5** 8** C.b. battery feed C/b #12 (fuse panel i/p) C221 C222 C223 Clutch coil control Electronic shift control module (behind right cowl panel) Electronic shift control sw (top left side of i/p, Fuse #17 Fuse #18 (fuse panel i/p) Fuse 10 (fuse panel i/p) Fused acc feed G108 (left front engine compartment on upper radiator support)) G200 (behind bottom of left cowl panel) G203 (behind bottom of right cowl panel) Gas engine w/ shift on the fly Ground Illum Instr cluster Logic ground Low Low range indicator feed Low range input Magnetic clutch coil Manual lever position sensor Mtr control ccw Mtr control cw Neutral start sw Panel i/p) Rear anti- lock brake module Red/ Right side of cluster) Sensor Shift ctrl sw feed Shift motor Shift position Speed sens feed Speed sens return Speed sensor Transfer case assembly
5.8L 5.8L, Transmission Wiring Diagram for Ford Bronco 1994 List of elements for 5.8L, Transmission Wiring Diagram for Ford Bronco 1994: 99 gnd (1993 models) a/c clutch diode (1994 models) (1994 models) (4.9l-right front of engine, near intake runner #1) (5.0l & 5.8l-top center front of engine, near intake runner #6) (7.5l-top center of engine, behind distributor) (behind bottom of right cowl panel) (engine compartment (except 7.5l-center front of engine, on thermostat housing) (left rear of engine compartment, on bracket) (left side of safety wall) (rear of left fender apron) (top of engine, on throttle body) (tps pigtail used on all models except 4.9l) 1993 m0dels (4.9l,5.0l,5.8l,5.8l lightning & 7.5l w/ e4od transmission) 1994 m0dels (4.9l,5.8l & 7.5l w/ e40d transmission) 4.9l 4x4 hi/low ind sw 4x4 ind A/c clutch resistor diode A/c high pressure cut out switch Accs All models except lightning Assembly Boo Brake on/off switch Ccs Ckp Coast clutch sol Column) Compartment, on Distributor Dlc E40d transmission Ect Egr valve position sensor Elect pressure control sol Engine compartment fuse box (left side of engine compartment, top front of wheel well) Engine coolant temperature sensor (7.5l-left front of engine, left side of distributor) Epc Except Except 4.9l Fuel injectors & engine solenoids Fuel pump relay Fuse #17 (fuse Fuse box) Fusible link cartridge i Fusible link cartridge i (engine compartment Fusible link cartridge u (engine compartment G101 (right front of engine compartment, front of fender apron) G104 G108 (left front of engine G203 Gnd Iat Ign Ign Ignition control module Inst clstr Intake air temperature sensor Kapwr Malfunction ind lp (inst clstr) Manifold absolute pressure sensor (top right side of safety wall) Manual lever position sensor (left side of transmission) Map Mil feed Mlp Nca Off Panel) Pcm power diode Pcm power relay Powertrain control module (pcm) (partial) Programmable speedometer/ odometer module (inst clstr) Red Servo/amplifier Shift sol #1 Shift sol #2 Sig rtn Speed control Ss1 Ss2 Support) Tcc Tcil Tcs Tft Throttle position sensor Torque converter clutch sol Trans oil temp sensor Transmission control switch (top of steering Upper radiator Vip data link connector Vip data link connector (partial) Vip dl input Vip dlc Vref Vss (+) Vss (-) Transfer Case Wiring Diagram for Ford Bronco 1994 List of elements for Transfer Case Wiring Diagram for Ford Bronco 1994: 51 (below vehicle on front of transfer case) (fuse (left side of transmission) * w/ e40d transmission ** w/ 4r70w transmission 4x2 4x4 4x4 hi/low ind sw 4x4 ind feed 4x4 input 5** 8** C.b. battery feed C/b #12 (fuse panel i/p) C221 C222 C223 Clutch coil control Electronic shift control module (behind right cowl panel) Electronic shift control sw (top left side of i/p, Fuse #17 Fuse #18 (fuse panel i/p) Fuse 10 (fuse panel i/p) Fused acc feed G108 (left front engine compartment on upper radiator support)) G200 (behind bottom of left cowl panel) G203 (behind bottom of right cowl panel) Gas engine w/ shift on the fly Ground Illum Instr cluster Logic ground Low Low range indicator feed Low range input Magnetic clutch coil Manual lever position sensor Mtr control ccw Mtr control cw Neutral start sw Panel i/p) Rear anti- lock brake module Red/ Right side of cluster) Sensor Shift ctrl sw feed Shift motor Shift position Speed sens feed Speed sens return Speed sensor Transfer case assembly
WARNING SYSTEMS Warning System Wiring Diagrams for Ford Bronco 1994 List of elements for Warning System Wiring Diagrams for Ford Bronco 1994: 31 (in steering wheel) (inside left front seat belt buckle assembly) 1994 vftc c C250 C273 Door open input Fasten seat belt indicator Fuse 10a Fuse 15a Fuse panel G200 (behind bottom of left kick panel) Ground Head Headlamps on input Hot at all times Hot in run or start Indicator input Instrument cluster Key in ignition input Key warning switch Left front courtesy lamp switch Main light switch Nca Off Park Power Red/pnk Seat belt buckled Seat belt switch Speed control/ horn switch assembly Warning chime module (behiind lower center of i/p)
WIPER/WASHER Wiper/Washer Wiring Diagram for Ford Bronco 1994 List of elements for Wiper/Washer Wiring Diagram for Ford Bronco 1994: 30 100k ohms 3.3k ohms 7.25k Circuit breaker 2 8.25a Fuse panel G108 (left front of eng compt, on upper radiator support) G200 (behind bottom of left kick panel) Gnd Hot in acc or run Int max Int min M-f sw gnd Multi- function switch (top left side of steering column) Off Off 36.27k ohms Ohms Park Park switch Pwr (ign) Run Signal input Washer pwr Washer switch Wind- shield washer pump motor (in wind- shield washer pump reser- voir) Windshield wiper motor Wiper control module or interval governor (right of steering column) Wiper mtr hi Wiper mtr lo Wiper switch Wpr mtr com
