Diagram sections — 23 (45 total)
AIR CONDITIONING ANTI-LOCK BRAKES 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 WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING A/C Wiring Diagram for Ford Aerostar 1997 List of elements for A/C Wiring Diagram for Ford Aerostar 1997: 59 (3.0l) (4.0l) (generator rectifier sys harn, on a/c clutch field coil breakout) s129 (rear lamp harn, left rear of cargo area) (rear lamp harn, near aux blower motor relay breakout) (rear lamp harn, near auxiliary blower motor breakout) (top left center of safety wall) (top rear corner of right fender apron) A/c clutch diode A/c clutch field coil A/c wot cutout relay (in engine compartment relay box ) A/c-heater control assembly Auxiliary a/c system refrigerant valve solenoid (behind left b pillar) Auxiliary blower motor Auxiliary blower motor relay (behind left b pillar) Auxiliary blower motor resistor assembly (behind left b pillar) Blower motor Blower motor resistor assembly (top right side of safety wall) Blower motor switch Clutch cycling pressure switch (right rear of engine compartment on a/c accumulator) Def Defrost Floor Front auxiliary blower motor switch Fuse 6 20a Fuse 9 30a Fuse panel G105 G121 G206 (behind center of i/p, left of radio) Heat High pressure cutoff switch (3.0l-right front of engine) (4.0l-left front of engine) Hot at all times Hot in accy or run Hot in run Max Med Mix Norm Off Pcm power relay Power- train control module (pcm) (top left side of safety wall) Rear Rear auxiliary blower motor switch Red S102 (eng control sens harn, top rear corner of right fender apron) S104 (generator rectifier sys harn, right front of eng compt) S106 (engine control sensor harness) S137 (eng control sens harn, near blower motor breakout) S215 (main harn, behind center of i/p) S243 (main harn, behind center of i/p) S283 (main harn, behind left side of i/p) S303 (rear lamp harn, left side of cargo area) S309 (rear lamp harn, near auxiliary blower motor breakout) S310 S311 S312 (rear lamp harn, near auxiliary blower motor resistor assembly breakout) S318 Vent Heater Wiring Diagram for Ford Aerostar 1997 List of elements for Heater Wiring Diagram for Ford Aerostar 1997: 36 (not used) (rear lamp harn, left rear of cargo area) (rear lamp harn, near aux blower motor relay breakout) (rear lamp harn, near auxiliary blower motor breakout) Auxiliary blower motor Auxiliary blower motor relay (behind left b pillar) Auxiliary blower motor resistor assembly (behind left b pillar) Blower motor Blower motor resistor assembly (top right side of safety wall) Blower motor switch Defrost Front auxiliary blower motor switch Fuse 9 30a Fuse panel G105 (top rear corner of right fender apron) G206 (behind center of i/p, left of radio) Heat Heater control assembly Hot at all times Hot in run Med Mix Off Rear Rear auxiliary blower motor switch S102 (eng control sens harn, top rear corner of right fender apron) S137 (eng control sens harn, near blower motor breakout) S243 (main harn, behind center of i/p) S283 (main harn, behind left side of i/p) S303 (rear lamp harn, left side of cargo area) S309 (rear lamp harn, near auxiliary blower motor breakout) S310 S311 S312 (rear lamp harn, near auxiliary blower motor resistor assembly breakout) S318 Vent
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Ford Aerostar 1997 List of elements for Anti-lock Brake Wiring Diagrams for Ford Aerostar 1997: 60 "anti-lock" brakes indicator "brake" indicator (main harn, in breakout to rabs module) s212 (main harn, near breakout to instrument cluster) s231 (top of rear axle) Acc Brake fluid level switch (left rear of engine compartment, on brake master cylinder) Brake on/off (boo) switch (on brake pedal support) Brake on/off input Brake warning resistor/diode assembly (taped to main harness, near g206) C250 C251 Diff sensor ground Diff speed input Differential speed sensor (dds) Dss input Dss return Dss test connector (left rear of engine compart- ment) Dump sol output Dump solenoid Dump valve solenoid Fuse 15a Fuse 20a Fuse panel (behind left side of i/p, left of steering column) G100 (front of left fender apron, left of battery) G206 (behind center of instrument panel, below left side of radio) Gnd Hot at all times Hot in run Hot in start or run Ignition switch Instrument cluster Isolation sol output Isolation valve solenoid Lock Low fluid lvl input Module ground Nca Off Power (hot in run) Pressure differential warning switch (left rear of engine compartment, below brake fluid reservoir) Psom module (instrument cluster) Pwr (hot all times) Rabs proportioning valve switch assembly (left rear of engine compartment, below master cylinder) Rabs test connector (behind left side of instrument panel, taped to main harness) Rear anti-lock brake module (rabs) (behind center of i/p, below ashtray) Red Red/pnk S105 S213 S216 S228 S232 (main harn, near breakout to instrument cluster) S233 (main harn, in breakout to rabs module) S262 (main harn, near breakout to wiper control module) S265 (main harn, near breakout to ground g206) S274 Start run Valve reset Warning lamp
COMPUTER DATA LINES Computer Data Lines for Ford Aerostar 1997 List of elements for Computer Data Lines for Ford Aerostar 1997: 11 Bus (+) Bus (-) Data link connector (dlc) (center of i/p) G114 (left rear of engine compartment, on safety wall) G206 (behind center of i/p, below left side of radio) Hot at all times Powertrain control module (pcm) (top left side of safety wall, left side of brake master cylinder) Red S222 S243 To trailer/ camper adapter
CRUISE CONTROL Cruise Control Wiring Diagram for Ford Aerostar 1997 List of elements for Cruise Control Wiring Diagram for Ford Aerostar 1997: 37 (main harn, near break- out to speed control switch assembly) s200 Brake input Brake on/off (boo) switch (on brake pedal support) C228 C249 Clock- spring assembly (top of steering column) Coast Exterior lights system Fuse 15a Fuse 20a Fuse 30a Fuse panel G206 (behind center of i/p, below right side of radio) Horn relay (behind lower left side of i/p) Horn switch Hot at all times Hot in acc or run Instrument cluster Nca Off Ohms Power Psom module Resume S200 S201 (main harn, near breakout to speed control switch assembly) S209 S214 S215 S218 S228 (main harn, near breakout to shift lock actuator) Set/ accel Speed control disable switch (behind left side of i/p) Speed control servo/amplifier assembly (left rear corner of engine compt) Speed control switch assembly (in steering wheel) Vss input Vss output
DEFOGGERS Defogger Wiring Diagram for Ford Aerostar 1997 List of elements for Defogger Wiring Diagram for Ford Aerostar 1997: 21 (behind center of i/p, (center of left fender apron, at starter relay) (top left side of rear door/liftgate header) Below left side of radio) Fuse 15a Fuse panel (behind left side of i/p, left of steering column) G206 G406 Hot at all times Hot in run Illumination Interior lights system Momentary switch On indicator Rear window defrost control Rear window defrost grid Relay S221 S249 S274 Timing circuit
ENGINE PERFORMANCE
3.0L 3.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Aerostar 1997 List of elements for 3.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Aerostar 1997: 66 (ckp) sensor (+) (ckp) sensor (-) (engine harness, in breakout to pcm) s107 (engine harness, near breakout to pcm inline fuse) (ho2s) rear (left rear of engine compartment, on safety wall) (pf) sensor 10a A/c cutoff sw Air conditioning system Ccs sol Ckp shield Data link (+) Data link (-) Data link connector (dlc) (center of i/p) Dlc Ect sens in Egr vac reg Engine compartment relay box (left rear of engine comartment) Engine compartment relay box (left rear of engine compartment) Fuel pump mon Fuel pump relay Fuse 15a Fuse panel (behind left of i/p, left of steering column) G103 (left center of safety wall, near windshield wiper motor) G107 Ground Hot at all times Hot in start or run Iat sens Ign coil #1 Ign coil #2 Ignition coil (top left rear of engine) Maf sig rtn Mil Nca Octane adj plug Off Pcm inline fuse (left rear of engine compartment) Pcm power relay Pcm pwr relay diode Powertrain control module (left side of safety wall, left side of brake master cylinder) Primary Purge flow sensor (top center front of engine) Pwr gnd Radio noise capacitor (top left rear of engine) Red S101 S109 (fuel harness, near breakout to ignition coil) S113 S122 S124 (engine harness, near breakout to pcm inline fuse) S213 Secondary Shield gnd Shift sol 1 Shift sol 2 Tach To spark plugs Tr1 Tr2 Tr4 Trans ctrl sw Trans fl temp Transmission control indicator lamp (tcil) Transmission control switch (tcs) 3.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Aerostar 1997 List of elements for 3.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Aerostar 1997: 30 (ckp) shield (cmp) shield (engine harness, near breakout to octane adjust shorting bar) (fuel harness, near breakout to fuel injector #4) Brake warning resistor/ diode assembly (behind left side of i/p, taped to main harness) C251 Camshaft position (cmp) sensor (top rear of engine) Crankshaft position (ckp) sensor (lower right front of engine) Differential pressure feedback egr (dpfe) sensor (top left front of engine) Engine coolant temperature (ect) sensor (top center front of engine) Fuse 15a Fuse panel (behind left side of i/p, left of steering column) G103 (left center of safety wall, near windshield wiper motor) G203 (behind center of i/p, below right side of radio) Hot in start Instrument cluster Intake air temperature (iat) sensor (left side of engine compartment) Malfunction indicator lamp (mil) (check engine) Nca Octane adjust plug (left rear of engine compartment) Or run Red S110 (fuel harness, near breakout to 8-pin gray conn, near middle of safety wall) S113 S123 S125 S200 S209 S213 Throttle position (tp) sensor (top center front of engine) 3.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Aerostar 1997 List of elements for 3.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Aerostar 1997: 22 (behind center of right cowl panel) inertia fuel shut-off (ifs) switch (top of fuel tank) fuel pump/ fuel gauge sender (under center of vehicle, behind engine) 4r44e/4r55e automatic transmission Air conditioning system Coast clutch sole- noid (css) Egr vacuum regulator (evr) solenoid valve (near fuel injector #3) Electronic pressure control (epc) solenoid Evaporative (evap) emission canister purge valve (left side of engine, near throttle body) Fuel injectors (top of engine) G200 (behind center of i/p, below left side of radio) Idle air control (iac) valve (top left front of engine) Red S115 (fuel harness, near breakout to fuel injector #4) S116 (engine harness, near breakout to pcm) S119 (fuel harness, near breakout to fuel injector #2) S127 S204 Shift solenoid Tan Torque converter clutch (tcc) solenoid Transmission fluid temperature (tft) sensor Turbine shaft speed (tss) sensor 3.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Aerostar 1997 List of elements for 3.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Aerostar 1997: 61 (cmp) shield (h2os) front (ho2s) front (ho2s) front heated oxygen sensor (right rear of engine, on exhaust manifold) (ho2s) rear (ho2s) rear heated oxygen sensor (right rear of engine, on exhaust manifold) (on top of brake pedal) (pcm pwr relay) (right side of i/p, above cowl panel) 270 ohms A/c wot cutout Air conditioning system B+ (kapwr) Brake on/off Brake on/off (boo) switch C249 Cam pos sens Digital transmission range (dtr) sensor (left side of automatic transmission) Dpfe sens Epc sol ctrl Evap can purge Fuel inj #2 Fuel inj #4 Fuel inj #6 Fuel inj 1 ctrl Fuel inj 3 ctrl Fuel inj 5 ctrl Fuel pump ctrl Fuse 15a Fuse panel (behind left side of i/p/ left of steering column) G103 (left center of safety wall, near windshield wiper motor) Hot at all times Iac valve ctrl Ignition coil #3 Instrument cluster Maf sens Mass air flow (maf) sensor (on air intake assembly) Nca Near breakout to shift lock actuator) Power gnd Powertrain control module (pcm) (left side of safety wall, left side of brake master cylinder) Psom module Pwr gnd Red Ref volt S113 S122 S128 (fuel harness, near breakout to fuel injector #4) S201 (main harness, near breakout to speed control switch assembly) S214 Shift sol 3 Sig rtn Speed control amplifier Speed output Tan Tcc sol ctrl Tp sens Tr sens Trans ctrl ind Tss Vss out- put
4.0L 4.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Aerostar 1997 List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Aerostar 1997: 66 (ckp) sensor (+) (ckp) sensor (-) (engine harness, in breakout to pcm) s107 (engine harness, near breakout to c112 pcm inline fuse) (ho2s) rear (left rear of engine compartment, on safety wall) (pf) sensor 10a A/c cutoff sw Air conditioning system Ccs sol Ckp shield Data link (+) Data link (-) Data link connector (dlc) (center of i/p) Dlc Ect sens in Egr vac reg Engine compartment relay box (left rear of engine comartment) Engine compartment relay box (left rear of engine compartment) Fuel pump mon Fuel pump relay Fuse 15a Fuse panel (behind left of i/p, left of steering column) G103 (left center of safety wall, near windshield wiper motor) G107 Ground Hot at all times Hot in start or run Iat sens Ign coil #1 Ign coil #2 Ignition coil (right side of engine) Maf sig rtn Mil Nca Octane adj plug Off Output shaft spd Pcm inline fuse (left rear of engine compartment) Pcm power relay Pcm pwr relay diode Powertrain control module (left side of safety wall, left side of brake master cylinder) Primary Purge flow sensor (top center front of engine) Pwr gnd Radio noise capacitor (right side of engine) Red S101 S109 (fuel harness, near breakout to ignition coil) S113 S122 S213 Secondary Shield gnd Shift sol 1 Shift sol 2 Tach To spark plugs Tr1 Tr2 Tr4 Trans ctrl sw Trans fl temp Transmission control indicator lamp (tcil) Transmission control switch (tcs) 4.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Aerostar 1997 List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Aerostar 1997: 30 (ckp) shield (cmp) shield (fuel harness, near breakout to fuel injector #6) Brake warning resistor/ diode assembly (behind left side of i/p, taped to main harness) C251 Camshaft position (cmp) sensor (top rear of engine) Crankshaft position (ckp) sensor (lower right front of engine) Differential pressure feedback egr (dpfe) sensor (top left front of engine) Engine coolant temperature (ect) sensor (top center front of engine) Fuse 15a Fuse panel (behind left side of i/p, left of steering column) G103 (left center of safety wall, near windshield wiper motor) G203 (behind center of i/p, below right side of radio) Hot in start Instrument cluster Intake air temperature (iat) sensor (left side of engine compartment) Malfunction indicator lamp (mil) (check engine) Nca Octane adjust plug (left rear of engine compartment) Or run Output shaft speed sensor (mounted on transmission) Red S110 (fuel harness, near breakout to 8-pin conn, near middle of safety wall) S113 S123 S125 (engine harness, near breakout to octane adjust shorting bar) S200 S209 S213 Throttle position (tp) sensor (top center front of engine) 4.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Aerostar 1997 List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Aerostar 1997: 22 (behind center of right cowl panel) inertia fuel shut-off (ifs) switch (top of fuel tank) fuel pump/ fuel gauge sender (under center of vehicle, behind engine) 4r44e/4r55e automatic transmission Air conditioning system Coast clutch sole- noid (css) Egr vacuum regulator (evr) solenoid valve (near fuel injector #3) Electronic pressure control (epc) solenoid Evaporative (evap) emission canister purge valve (left side of engine, near throttle body) Fuel injectors (top of engine) G200 (behind center of i/p, below left side of radio) Idle air control (iac) valve (top left front of engine) Red S115 (fuel harness, near breakout to fuel injector #6) S116 (engine harness, near breakout to pcm) S119 (fuel harness, near breakout to fuel injector #3) S127 S204 Shift solenoid Tan Torque converter clutch (tcc) solenoid Transmission fluid temperature (tft) sensor Turbine shaft speed (tss) sensor 4.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Aerostar 1997 List of elements for 4.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Aerostar 1997: 65 (cmp) shield (engine harness, near breakout to 8-pin gray conn, above front of trans) (h2os) front (ho2s) front (ho2s) front heated oxygen sensor (right rear of engine, on exhaust manifold) (ho2s) rear (ho2s) rear heated oxygen sensor (right rear of engine, on exhaust manifold) (on top of brake pedal) (pcm pwr relay) (right side of i/p, above cowl panel) 270 ohms A/c wot cutout Air conditioning system B+ (kapwr) Brake on/off Brake on/off (boo) switch C249 Cam pos sens Digital transmission range (dtr) sensor (left side of automatic transmission) Dpfe sens Epc sol ctrl Evap can purge Fuel inj #2 Fuel inj #4 Fuel inj #6 Fuel inj 1 ctrl Fuel inj 3 ctrl Fuel inj 5 ctrl Fuel pump ctrl Fuse 15a Fuse panel (behind left side of i/p/ left of steering column) G103 (left center of safety wall, near windshield wiper motor) Hot at all times Iac valve ctrl Ignition coil #3 Instrument cluster Maf sens Mass air flow (maf) sensor (on air intake assembly) Nca Near breakout to shift lock actuator) Ods Overdrive drum speed sensor (mounted on transmission) Power gnd Powertrain control module (pcm) (left side of safety wall, left side of brake master cylinder) Psom module Pwr gnd Red Ref volt S113 S122 S126 S128 (fuel harness, near breakout to evap canister purge valve) S201 (main harness, near breakout to speed control switch assembly) S214 Shift sol 3 Sig rtn Speed control amplifier Speed output Tan Tcc sol ctrl Tp sens Tr sens Trans ctrl ind Tss Vss out- put
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Ford Aerostar 1997 List of elements for Back-up Lamps Wiring Diagram for Ford Aerostar 1997: 17 Backup lamps relay (left rear cargo area, part of trailer tow module) Digital transmission range (dtr) sensor (left side of automatic transmission) Fuse 15a Fuse panel G206 (behind center of i/p, below left side of radio) G402 (center of left 'd' pillar) Hot at all times Hot in run Inline fuse Left backup lamp Red Right backup lamp S249 S301 S410 S411 Trailer backup lights Exterior Lamps Wiring Diagram for Ford Aerostar 1997 List of elements for Exterior Lamps Wiring Diagram for Ford Aerostar 1997: 72 (main harn, behind left side of i/p) s276 (main harn, near inst cluster breakout) s275 (main harn, near shift lock actuator breakout) (main harness, behind left side of i/p) (rear lamp harn, near courtesy lamp relay breakout) (rear lamp harn, near left rear stop/side marker/ turn lamp breakout) (rear lamp harn, near right rear stop/side marker/ turn lamp breakout) 10a 12v (in run) Backup lamps relay Brake on/off (boo) switch (behind left side i/p, on brake pedal support) C250 C251 C268 Electronic flasher (behind left side of i/p, on front of fuse panel) Fuse 15a Fuse panel (behind left side of i/p, left side of steering column) G100 (front left fender apron, left of battery) G105 (top rear corner of right fender apron, below hood hinge) G206 (behind center of i/p, below left side of radio) G206 (behind center of i/p, left side of radio) G402 (center of left "d" pillar) Ground Hazard Head High mount stop lamp Hot at all times Hot in run Instrument cluster Left Left turn lp Left front park/ turn lamp Left rear stop/ side marker lamp Left turn indicator Licence lamp (w/dual rear doors) Licence lamps (w/ lift gate) Main light switch off Multi-function switch (top left side of steering column) Nca Normal Park Pulsed 12v Red Right Right turn lp Right front park/ turn lamp Right rear stop/ side marker lamp Right turn indicator Running lamps relay (left rear cargo area, part of trailer tow module) S102 S103 S120 (eng cntrl sens harn, near left headlamp breakout) S214 S216 S219 S228 S249 S261 S274 S301 S306 S400 S402 S406 S407 S410 S412 Trailer backup lamps Trailer ground Trailer left turn/ stop lamps Trailer right turn/ stop lamps Trailer running lamps
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 2) for Ford Aerostar 1997 List of elements for Ground Distribution Wiring Diagram (1 of 2) for Ford Aerostar 1997: 76 (3.0l) (4.0l) (behind center of i/p, below left side of radio) (center of i/p) data link connector (dlc) (eng cntrl sens harness) (front left fender apron, left of battery) (fuel tank gauge sender jumper harn, near elect 4 wheel driver module breakout) (left rear of engine compartment, on safety wall) (lower left front of engine) (lower left rear of engine, near (main harn, below powertrain control module) (main harn, near speed control amplifier breakout) s250 (top left center of safety wall, near (top rear corner of right fender apron, below hood hinge) 3.0l 4.0l A/c clutch diode A/c clutch field coil A/c heater control illum- Air bag diagnostic monitor Battery Blower motor resistor assembly Brake fluid level switch Breakout) Button connectors C232 C233 C250 C251 C257 Camshaft position (cmp) sensor Ckp shield Cmp shield Door lock/ unlock control relay Electronic 4 wheel drive module Electronic flasher Engine compartment relay box From ignition switch (diagram 2 of 2) G100 G105 G110 G114 G116 G206 Ination Instrument cluster Left front park/ turn lamp Left headlamp Mass air flow sensor Pcm power relay Powertrain control module (pcm) Purge flow sensor Rabs proportioning valve switch assembly Radio Rear anti-lock brake system (rabs) module Red Right front park/ turn lamp Right headlamp S103 (eng cntrl sensor harn, front of left fender apron) S105 (eng control sensor harness) S113 S122 S245 (main harn, behind center of i/p) S261 (main harn, near air bag diagnostic module breakout) S264 (main harn, near wiper control module breakout) S277 S300 (door lock feed harn, near sliding door courtesy lamp switch breakout) S308 Sliding door ajar relay Starter motor/ solenoid) Stepwell lamp Warning chime module Windshield washer pump motor Windshield wiper motor Windshield wiper motor) Wiper control module Ground Distribution Wiring Diagram (2 of 2) for Ford Aerostar 1997 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Ford Aerostar 1997: 82 (behind center of i/p, below left side of radio) (behind center of i/p, below right (fuel tank gauge sender jumper harn, near floor pan grommet breakout) s204 (rear lamp harn, near courtesy lamp relay breakout) s301 (rear license lamp feed harn, in center of tailgate) (rear license lamp feed harn, rear center of vehicle) (tailgate warning switch harn, near license lamps breakout) Ashtray lamp Auxiliary blower motor relay Blower motor switch Breakout) C249 C250 C257 Cargo lamp Data link connector (center of i/p) Front auxiliary blower motor switch Fuel pump/ fuel gauge sender G206 G206 (behind center of i/p, below right side of radio) G406 (top left side of rear door/ liftgate header) Glove box lamp and switch Gnd High mount stop lamp High mount stop lamp Ignition switch Illumi- nated entry timer Instrument cluster Instrument panel cigar lighter Instrument panel cigar lighter lamp Left backup lamp Left license lamp Left rear stop/side marker lamp License lamp Liftgate ajar switch Liftgate washer pump motor Liftgate wiper motor Liftgate wiper/ washer switch Master window/ door lock switch Midline radio only Nca Power door lock module Power mirror switch Power- train control module Premium radio only Radio Radio amplifier Rear auxiliary blower motor switch illumi- nation Rear cigar lighter Rear cigar lighter illumi- nation Rear door latch switch Rear window defrost control Rear window defrost grid Remote head- phone module Remote headphone module Right backup lamp Right license lamp Right rear door ajar switch Right rear stop/side marker lamp S202 (cigar lighter harn, near inst panel cigar lighter breakout) S209 (main harn, near instrument cluster breakout) S257 (main harn, behind center of i/p) S258 (main harn, behind center of i/p) S302 (rear lamp harn, near power door lock module breakout) S303 (rear lamp harn, left side of cargo area) S401 (rear lamp conn harn, near left turn lamp breakout) S402 S403 S412 Seat belt buckle switch Shift lock actuator Side of radio) Speed control servo/ amplifier assembly To g206 (diagram 1 of 2) W/ rear wiper/washer W/dual rear doors W/o rear wiper/washer With auxiliary blower With dual rear doors With dual rear doors With lift gate With liftgate
HEADLIGHTS Headlight Wiring Diagram, with DRL for Ford Aerostar 1997 List of elements for Headlight Wiring Diagram, with DRL for Ford Aerostar 1997: 49 (center of left fender apron, at starter relay) (main harn, behind center of i/p) s265 (on park brake support) park brake switch Battery input Brake ind output Brake indicator Brake warning resistor/diode assembly (behind left side of i/p, taped to main harness near g206) C231 C250 C251 Daytime running lamps (drl) module (front of left fender apron, forward of starter relay) Dimmer Exterior lights system Flash-to- pass Fuse 12 30a Fuse 18 15a Fuse 4 15a Fuse 5 15a Fuse panel (behind left side of i/p, left of steering column) G100 (front left fender apron, left of battery) G105 (top rear corner of right fender apron, below hood hinge) G206 (behind center of i/p, below left side of radio) Head Hi beam indicator High beam ind output Hot at all times Hot in run Hot in start or run Ignition input Instrument cluster Left headlamp Low beam input Main light switch Multi-function switch (top left side of steering column) Off Park Park brake on input Pass Pulsed hi beam output Right headlamp S102 S103 S134 (eng control sensor harn, front of left fender apron) S135 (eng control sensor harn, front of left fender apron) S136 S213 S216 S218 S274 Headlight Wiring Diagram, without DRL for Ford Aerostar 1997 List of elements for Headlight Wiring Diagram, without DRL for Ford Aerostar 1997: 27 (eng control sensor harn, front of left fender apron) s135 22a C231 C250 Dimmer Flash- to- pass Fuse 12 30a Fuse panel (behind left side of i/p, left of steering column) G100 (front left fender apron, left of battery) G105 (top rear corner of right fender apron, below hood hinge) G206 (behind center of i/p, below left side of radio) Head Hi beam indicator Hot at all times Instru- ment cluster Left headlamp Main light switch Multi-function switch (top left side of steering column) Off Park Pass Right headlamp S102 S103 S134 (eng control sensor harn, front of left fender apron) S218 S274
HORN Horn Wiring Diagram for Ford Aerostar 1997 List of elements for Horn Wiring Diagram for Ford Aerostar 1997: 14 (main harness, near breakout to speed control switch assembly) s200 30a Clockspring assembly (below steering wheel) Fuse 12 Fuse panel (behind left side of i/p) High pitch horn (lower right front of engine compt, behind lower radiator support) Horn relay (behind lower left side of i/p, right of steering column) Horn switch Hot at all times Low pitch horn (lower right front of engine compt, behind lower radiator support) Nca S218 Speed control servo/amplifier assembly (left rear corner of engine compt) Speed control switch assembly (in steering wheel)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Ford Aerostar 1997 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Ford Aerostar 1997: 74 (behind center of i/p, below right side of radio) (main harn, below left side of i/p) (top left center of safety wall, near wiper motor) Above cowl panel) Acc Air bag diagnostic module (behind left side of i/p, near top of cowl panel) Air bag ind. Amp ind. Anti- slosh module Bat Brake ind. C249 C250 C251 Column) Coolant temp. gauge Daytime running lamps module (front of left fender apron, forward of starter relay) Door ajar ind. Electronic 4 wheel drive ind. Electronic 4 wheel drive module (under right side of left front seat) Enable Enable psom programming connector (behind right cowl panel) Engine coolant temperature sender (3.0l-top center front of engine) (4.0l-top right front of engine) Engine oil pressure switch (3.0l-top of engine near valve cover) (4.0l-lower left front of engine, above engine oil pan) Fasten belts ind. Fuel gauge Fuel pump/fuel gauge sender (below rear of vehicle, top of fuel tank) Fuse 10a Fuse 15a Fuse 5a Fuse panel (behind left side side of i/p, left of steering G116 G206 Generator voltage regulator (top right front of engine) Gnd High beam ind. Hot at all times Hot in run Hot w/ lamp sw in park or head Ign Ign (run) Ignition switch Illumination lamps Instrument cluster Left turn ind. Lock Malfunction ind. Multi- function switch (top left side of steering column) Odometer select Off Ohms Oil press. gauge Programming Psom module Rear abs ind. Red/pnk Right turn ind. Run S201 (main harn, near speed control switch assembly) S209 S211 S220 S254 S275 (main harn, near breakout to cluster) S276 S277 Speed control amplifier (behind right side of i/p, Start Trip reset Volt- meter Vss input Vss output Vss return Warning chime module (behind left side of i/p, near top of cowl panel) Instrument Cluster Wiring Diagram (2 of 2) for Ford Aerostar 1997 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Ford Aerostar 1997: 62 "b" pillar) (front of sliding door) (left rear corner of cargo area) (main harn, near breakout to cluster) (main harn, near breakout to ground g206) (rear harn, near breakout to license lmp) (rear of right (top left side of safety wall, Acc Brake fluid level switch (on brake master cylinder) Brake warning resistor/diode (taped to main harness, near g206) Button connectors Courtesy lamp relay Daytime running lamps module (front of left fender apron, forward of starter relay) Differential speed sensor (top of rear axle) Dss test connector (left rear of engine compt, on safety wall) Fuse Fuse 15a Fuse panel (behind left side of i/p, left of steering column) G100 (left front fender apron, left of battery) G206 (behind center of i/p, below left side of radio) G406 (top left side of rear door/ lift gate header) Gnd Hot in acc or run Hot in run or start Ignition switch Interior lights Left front door ajar switch Left of brake master cylinder) Liftgate ajar switch Lock Off Park brake Powertrain control module Pressure differential warning switch (below brake fluid reservoir) Rear anti-lock brake module (behind center of i/p, below ash tray) Rear door latch switch Red Red/pnk Right front door ajar switch Right rear door ajar switch Run S105 S213 S215 S231 S232 S250 S262 S265 S266 S274 S402 S403 S405 Sliding door ajar relay (right of steering column) Start Switch (on park brake support) W/ drl W/ dual rear doors W/ liftgate W/o drl
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Ford Aerostar 1997 List of elements for Courtesy Lamps Wiring Diagram for Ford Aerostar 1997: 75 (below center of i/p, below left side of radio) g206 (main harn, behind center of i/p) (main harn, near inst cluster breakout) (rear lamp harn, near left side of cargo area) (tailgate warn sw harn, near license lp breakout) (top left side of rear door/ liftgate header) Battery Brake warning resistor/diode assembly (behind left side of i/p) C250 C251 Cargo lamp Courtesy lamp relay (front of left "d" pillar, above rear lamps grommet) Dome Dome and reading lamps Dome lamp Door ajar indicator Door handle in Fuse 15a Fuse 20a Fuse panel (behind left side of i/p, left side of steering column) G206 (below center of i/p, below left side of radio) G406 Glove box lamp and switch Ground Hot at all times Hot in acc or run Hot in start or run Ignition Illumin entry out Illuminated entry timer (center rear of left "b" pillar) Instrument cluster Left courtesy lamp switch Left door handle switch (on top of latch assembly) Left door open input Left instru- ment panel courtesy lamp Left vanity mirror lamp and switch Lift gate Lift gate ajar switch (in lower center of lift gate, on latch assembly) Main light switch Nca Off Power mirror switch Read- ing lamps Rear door latch switch (in top of right rear door) Red/pnk Right courtesy lamp switch Right door handle switch (on top of latch assembly) Right instru- ment panel courtesy lamp Right rear door ajar switch (in lower left corner of door) Right vanity mirror lamp and switch S213 S215 S217 S224 S243 S245 S252 S254 S266 S300 S301 S303 S305 S307 (rear lamp harn, near left rear "b" pillar) S402 S403 S405 Sliding door courtesy lamp switch Stepwell lamp W/ illuminated entry W/ rear wiper/washer W/ w/ dual rear doors W/ w/o reading lamps W/o rear wiper/washer Warning chime module (behind left side of i/p, near top of cowl panel) Instrument Illumination Wiring Diagram for Ford Aerostar 1997 List of elements for Instrument Illumination Wiring Diagram for Ford Aerostar 1997: 48 (main harn, behind center of i/p) s211 (not used) 15a 15a 5a 5a A/c- a/c- heater heater control control illumination illumination Ashtray ashtray lamp lamp B2 b2 C250 c250 C257 c257 Dimmer dimmer Dn dn Fuse 11 fuse 11 Fuse 13 fuse 13 Fuse 4 fuse 4 Fuse fuse panel panel (behind left (behind left side of i/p, side of i/p, left of steering left of steering column) column) G206 g206 (behind center of i/p, (behind center of i/p, below right side of radio) below right side of radio) G206 g206 (below (below center center of i/p, of i/p, below below left left side of side of radio) radio) G206 g206 (below center of i/p, (below center of i/p, below left side of radio) below left side of radio) Head head Hot at all hot at all times times Hot in acc hot in acc or run or run I i Ign ign Illumin- illumin- ation ation lamps lamps 5 bulbs 5 bulbs Instrument cluster Instrument instrument panel panel cigar cigar lighter lighter lamp lamp Liftgate liftgate wiper/ wiper/ washer washer switch switch Main light main light switch switch Off off Park park Power power distribution distribution system system R r Radio radio Rear auxiliary rear auxiliary blower motor blower motor switch switch illumination illumination Rear cigar rear cigar lighter lighter Rear cigar rear cigar lighter lighter illumination illumination Rear rear window window defrost defrost control control Remote remote headphone headphone module module S202 S216 S245 S250 S251 S258 S274 S302 S313 (rear lamp harn, near remote headphone module breakout) W/ auxiliary w/ auxiliary blower motor blower motor
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Ford Aerostar 1997 List of elements for Power Distribution Wiring Diagram (1 of 3) for Ford Aerostar 1997: 97 (12 ga- (16 ga- (18 ga- (20 ga- (diagram 2 of 3) (eng cntrl sens harn, left rear of eng compt) s124 (eng cntrl sensor harn, right front of eng compartment) (gen rectifier system harn, right front of eng compt) (main harn, behind center of i/p) s215 (main harn, behind left kick panel) (main harn, behind left kick panel) s222 (main harn, behind left side of i/p) (main harn, near data link connector breakout) (main harn, near inst cluster breakout) s272 (main harn, near wiper control module breakout) s263 (not used) (rabs) module breakout) s212 (trailor lamp harn, near backup lamps relay breakout) 3.0l 4.0l A/c- heater control assembly Acc Air bag diagnostic monitor Auxiliary blower motor relay Backup lamps relay Battery Brake on/off (boo) switch C172 C233 C249 C268 Circuit breaker 14 20a Circuit breaker 2 6a Data link connector Digital trans- mission range (dtr) sensor Door lock/ unlock control relay Engine compartment relay box Fuel pump relay Fuse 10a Fuse 15a Fuse 20a Fuse link a Fuse link b Fuse link c Fuse link d Fuse link e Fuse link f Fuse link k Fuse panel Generator voltage regulator Ignition switch Illumi- nated entry timer In-line fuse 30a Instrument cluster Lock Master window/ door lock switch Multi- function switch Of i/p) s251 Off Only Pcm inline fuse Pcm power relay Pnk Power door lock module Power- train control module (pcm) Radio Radio amplifier Rear anti- lock brake system (rabs) module Rear window defrost control Red Remote headphone module Right window/ door lock switch Run Running lamp relay S108 S111 (engine control sensor harness, center of left fender) S133 (eng cntrl sensor harn, near starter relay breakout) S138 (eng cntrl sens harn, near starter relay breakout) S139 S214 (main harn, behind left side of i/p) S221 S269 S280 S410 Sliding door ajar relay Speed control disable switch Speed control server/ amplifier assembly Sta Start Starter motor/ solenoid Starter relay To fuse panel To fuse panel (diagram 3 of 3) To fuse panel, and fuse link g, and instrument cluster (diagram 3 of 3) To main light switch (diagram 2 of 3) Wind- shield wiper motor Wiper control module Power Distribution Wiring Diagram (2 of 3) for Ford Aerostar 1997 List of elements for Power Distribution Wiring Diagram (2 of 3) for Ford Aerostar 1997: 61 (main harn, behind center of i/p) (main harn, behind left side of i/p) s216 (main harn, behind left side of i/p) s219 (main harn, behind right kick panel) s217 (not used) (vanity mirror lamp feed harn, near right vanity mirror lamp and switch breakout) 22a C231 C249 Cargo lamp Courtesy lamp relay Daytime running lamps (drl) module Dimmer Dome Dome and reading lamps Exterior lights system From a fuse link a (diagram 1 of 3) From fuse panel (diagram 1 of 3) Fuse 15a Fuse 20a Fuse 30a Fuse 5a Fuse panel G206 (behind center of i/p, below left side of radio) Glove box lamp and switch Head Horn relay Ign Illumi- nated entry timer Instrument cluster Instrument panel cigar lighter Interior lights system Interior lights system (instrument illumination) Left courtesy lamp switch Left vanity mirror lamp and switch Main light switch Multi- function switch Nca Off Park Power mirror switch Radio Rear anti-lock brake system (rabs) module Rear cigar lighter Rear cigar lighter illumination Red Right courtesy lamp switch Right vanity mirror lamp and switch S202 S218 (main harn, near horn relay breakout) S252 S254 S255 (main harn, near elect flasher breakout) S302 S305 Sliding door courtesy lamp switch Test conn- ector W/ auxiliary blower motor W/ dual rear door W/ illumi- nated entry only Warning chime module Power Distribution Wiring Diagram (3 of 3) for Ford Aerostar 1997 List of elements for Power Distribution Wiring Diagram (3 of 3) for Ford Aerostar 1997: 38 (main harn, behind left side of i/p) s249 A/c-heater control assembly Air bag diagnostic monitor Brake warning resistor/ diode assembly C250 C251 C268 Daytime running lamps (drl) module Digital transmission range (dtr) sensor Electronic 4 wheel drive module Engine compartment relay box From ignition switch (diagram 1 of 3) Fuse 15a Fuse 30a Fuse panel Heater control assembly Ignition coil Inline circuit breaker 4.5a Instrument cluster Lift gate wiper motor Lift gate wiper/ washer switch Multi- function switch Nca Pcm power relay Pcm power relay diode Radio noise capacitor Rear window defrost control Red S109 (fuel charge harn, near ignition coil breakout) S136 (engine control sensor harn, front of left fender apron) S213 (main harn, behind left side of i/p) S220 (main harn, near instrument cluster breakout) Shift lock actuator Transmission control switch (tcs) W/ air conditioning W/ liftgate wiper/ washer only W/o air conditioning Warning chime module
POWER DOOR LOCKS Power Door Lock Wiring Diagram for Ford Aerostar 1997 List of elements for Power Door Lock Wiring Diagram for Ford Aerostar 1997: 37 (center of left fender (door lock harn, in breakout to sliding door court lamp switch) s321 (in bottom of 30a Apron, at starter relay) Bat Behind left "b" pillar) Button Connectors Door lock/unlock control relay Fuse link c G206 (behind center of i/p, below left side of radio) Ground Hot at all times In-line fuse (behind left side of i/p, taped to main harness near fuse panel) Left front door lock motor Liftgate door lock motor (w/ liftgate) Lk sldg dr ctrl Lock Lock ctrl Master window/door lock switch Power door lock module (left front of cargo area, Right "b" pillar) Right front door lock motor Right rear door lock motor (w/ dual rear doors) Right window/door lock switch S221 S245 S280 S300 S302 S319 (rear lamp harn, near breakout to auxiliary blower motor) (w/ auxiliary blower motor) or breakout to left rear seat speaker) (w/o auxiliary blower motor) S320 (rear lamp harn, near breakout to auxiliary blower motor) (w/ auxiliary blower motor) or breakout to left rear seat speaker) (w/o auxiliary blower motor) Sliding door lock motor Un- lock Unlock Unlock ctrl
POWER MIRRORS Power Mirror Wiring Diagram for Ford Aerostar 1997 List of elements for Power Mirror Wiring Diagram for Ford Aerostar 1997: 15 Direct- tional switch Fuse 15a Fuse panel (behind left side of i/p, left side of steering column) G206 (behind center of i/p, below left side of radio) Hot at all times L/r motor Left power mirror nca Left/ right switch Nca Power mirror switch Red Right power mirror nca S254 S274 Up/dn motor
POWER WINDOWS Power Window Wiring Diagram for Ford Aerostar 1997 List of elements for Power Window Wiring Diagram for Ford Aerostar 1997: 12 Circuit breaker 14 20a Fuse panel (behind left side of i/p, left side of steering column) G500 (left front door, at door ajar switch) Hot in acc or run Left power window motor Master window/ door lock switch Nca Right power window motor Right window/ door lock switch S272 S303 Up down
RADIO Mid-Line Radio Wiring Diagram, with Remote Headphones for Ford Aerostar 1997 List of elements for Mid-Line Radio Wiring Diagram, with Remote Headphones for Ford Aerostar 1997: 34 C255 C257 C258 Fuse 11 15a Fuse 8 15a Fuse panel (behind left side of dash) G206 (behind center of dash, near radio) Ground Headphone (+) Headphone (-) Hot at all times Hot in acc or run Illumination Interior lights system Left front speaker Left rear seat speaker Lf spkr (+) Lf spkr common Lr spkr (+) Lr spkr common Power Radio Remote (+) Remote (-) Remote headphone module (behind left side of cargo area, behind trim panel) Rf spkr (+) Rf spkr common Right front speaker Right rear seat speaker Rr spkr (+) Rr spkr common S251 S254 S257 Mid-Line Radio Wiring Diagram, without Remote Headphones for Ford Aerostar 1997 List of elements for Mid-Line Radio Wiring Diagram, without Remote Headphones for Ford Aerostar 1997: 31 (not used) C255 C257 C258 Fuse 11 15a Fuse 8 15a Fuse panel (behind left side of dash) G206 (behind center of dash, near radio) Ground Hot at all times Hot in acc or run Illumination Interior lights system Lcd display Left front speaker Left rear seat speaker Lf common Lf spkr (+) Lr common Lr spkr (+) Power Radio Remote (+) Remote (-) Rf common Rf spkr (+) Right front speaker Right rear seat speaker Rr common Rr spkr (+) S254 Premium Sound Radio Wiring Diagram for Ford Aerostar 1997 List of elements for Premium Sound Radio Wiring Diagram for Ford Aerostar 1997: 64 (center of dash) Audio amplifier (behind center of dash) C253 C254 C255 C256 C257 Fuse 11 15a Fuse 8 15a Fuse panel (behind left side of dash) G206 G206 (behind center of dash, near radio) G206 (center of dash) Ground Hot at all times Hot in acc or run Illumination Interior lights system Left front (+) Left front (-) Left front speaker Left rear (+) Left rear (-) Left rear seat speaker Lf door sig (+) Lf door sig (-) Lf spkr (+) Lf spkr (-) Lr amp (-) Lr signal (+) Lr signal (-) Lr spkr (+) Lr spkr (-) Memory Mute Nca Near center of dash) Not used Power Radio Remote (+) Remote (-) Remote headphone module Rf door sig (+) Rf door sig (-) Rf spkr (+) Rf spkr (-) Right front speaker Right rear seat speaker Rr amp (-) Rr signal (+) Rr signal (-) Rr spkr (+) Rr spkr (-) Rt front (+) Rt front (-) Rt rear (+) Rt rear (-) S203 (audio harn, nca S251 S254 S257 Seek up Tan
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Ford Aerostar 1997 List of elements for Shift Interlock Wiring Diagram for Ford Aerostar 1997: 16 (behind center of i/p, Below left side of radio) Brake on/off switch (behind left side of i/p, on brake pedal support) Exterior lights system Fuse 1 15a Fuse 5 15a Fuse panel G206 Hot at all times Hot in run S214 S228 (main harn, near breakout to shift lock actuator) S243 S249 Shift lock actuator (on lower part of steering column) Solid state
STARTING/CHARGING Charging Wiring Diagram for Ford Aerostar 1997 List of elements for Charging Wiring Diagram for Ford Aerostar 1997: 31 "amp" indicator (3.0l only) (4.0l only) (4.0l) g110 (lower left front of engine) (eng ctrl sensor harn, right front of eng compt) s139 500 ohms Acc Battery C125 C153 C154 G114 (3.0l) (lower left rear of engine, near starter motor/ solenoid) G116 (top left center of saftey wall, near windshield wiper motor) Generator/ voltage regulator Ground distribution Ignition switch Instrument cluster Lock Off Power distribution Red Run S108 (gen rectifier system harn, right front of engine compt) S111 S133 S138 S220 S269 Start Starter motor/ solenoid Starter relay Starting Wiring Diagram for Ford Aerostar 1997 List of elements for Starting Wiring Diagram for Ford Aerostar 1997: 22 3.0l 4.0l Acc Battery Digital transmission range (dtr) sensor (left side of automatic transmission) G110 (4.0l) (lower left front of engine) G114 (3.0l) (lower left rear of engine, near starter motor/ solenoid) G116 (top left center of saftey wall, near windshield wiper motor) Ground distribution Ignition switch Lock Nca Off Pnk Red Run S138 S268 Sta Start Starter motor/ solenoid Starter relay (center of left fender apron)
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Ford Aerostar 1997 List of elements for Supplemental Restraint Wiring Diagram for Ford Aerostar 1997: 36 (main harn, behind left side of i/p) (main harn, near air bag diagnostic monitor breakout) Air bag diagnostic monitor (behind left side of i/p, near top of cowl panel) Air bag ind Air bag indicator Air bag safing sensor (behind left cowl panel) Brake warning resistor/diode assembly (left side of (i/p, taped to main harness) C crash sens C232 C233 C250 C251 Center radiator primary crash sensor (on upper radiator support) Clock spring assembly (below steering wheel) Driver's air bag (center of steering wheel) Drvr air bag Fuse 15a Fuse panel (behind left side of i/p, left of steering column) G206 (behind center of i/p, below left side of radio) Gnd Hot at all times Hot in acc or run Hot in run Instrument cluster Nca Pass bag off Pwr (bat) Pwr (run) R crash sens Right kick panel crash sensor (behind right cowl panel) S213 (main harn, behind left side of i/p) S249 S261 S278 S279 Safing sens
TRANSMISSION
3.0L 3.0L, Transfer Case Wiring Diagram for Ford Aerostar 1997 List of elements for 3.0L, Transfer Case Wiring Diagram for Ford Aerostar 1997: 34 (-) (behind center of dash, below left side of radio) g206 Battery Brake input Brake on/off switch (on brake pedal support) C250 Digital transmission range sensor (left side of transmission) Electronic 4 wheel drive indicator Electronic 4 wheel drive module (under right side of left front seat) Front axle speed sensor (mounted on top left side of transfer case) Fuse 15a Fuse panel G114 (left rear of engine compartment) Gnd Hot at all times Hot in start or run Ign Ind ctrl Instrument cluster Mult-function switch Nca Neutral safety in Power Rear axle speed sensor (mounted on top right side of transfer case) S122 S214 S228 (main harness, near break out to shift lock actuator) S308 Signal Signal low Solid state Speed control disable switch Transfer case clutch solenoid (top right side of transfer case) Vref 3.0L, Transmission Wiring Diagram for Ford Aerostar 1997 List of elements for 3.0L, Transmission Wiring Diagram for Ford Aerostar 1997: 73 (5r55e) (engine control sensor extension harness, near breakout to 8-pin conn above front of transmission) (engine control sensor harness) (engine control sensor harness, near breakout to powertrain control module) s116 (fuel charge harness, near break out to evap canister purge valve) s128 (fuel charge harness, near breakout to fuel injector 6) (left rear of engine compartment on firewall) g114 (main harness, near breakout to instrument cluster) s231 (near windshield wiper motor) (top left center of firewall, near windshield wiper motor) g116 10a Air conditioning system Automatic transmission Brake on/off switch (on brake pedal support) Brake warning resistor/ diode assembly (left side of dash) C172 C250 C251 Coast clutch solenoid (4r44e) Data link connector (center of (dash) Differential speed sensor (top of rear axle) Digital transmission range sensor (left side of transmission) Dss input Dss return Electronic pressure control solenoid Engine compartment relay box Engine controls system Engine coolant temperature sensor (top left front of engine) Fuel pump relay Fuse 15a G116 Harness, near break- out to shift lock actuator) Hot at all times Hot in start or run I/p fuse panel Instrument cluster Liftgate wiper/ washer circuit breaker Malfunction indicator lamp (check engine) Multi- function switch Nca O/d off Output shaft speed sensor (5r55e only) Overdrive drum speed sensor (5r55e only) Pcm inline fuse (left rear of engine compartment) Pcm power relay Pcm power relay diode Powertrain control module (left of brake master cylinder) Psom module R p Red Red/ pnk S107 S113 S119 (fuel charge harness, near break- out to fuel injector 3) S122 S123 S124 S125 S126 S127 S201 (main harness, near breakout to speed control sw assembly) S213 S232 (main harness, near breakout to inst cluster) Shift solenoid Shift solenoid (5r55e) Speed control disable switch Speed output Throttle postion sensor Torque converter clutch solenoid Transmission control indicator lamp Transmission control switch Transmission fluid temperature sensor Turbine shaft speed sensor
4.0L 4.0L, Transfer Case Wiring Diagram for Ford Aerostar 1997 List of elements for 4.0L, Transfer Case Wiring Diagram for Ford Aerostar 1997: 34 (-) (behind center of dash, below left side of radio) g206 Battery Brake input Brake on/off switch (on brake pedal support) C250 Digital transmission range sensor (left side of transmission) Electronic 4 wheel drive indicator Electronic 4 wheel drive module (under right side of left front seat) Front axle speed sensor (mounted on top left side of transfer case) Fuse 15a Fuse panel G114 (left rear of engine compartment) Gnd Hot at all times Hot in start or run Ign Ind ctrl Instrument cluster Mult-function switch Nca Neutral safety in Power Rear axle speed sensor (mounted on top right side of transfer case) S122 S214 S228 (main harness, near break out to shift lock actuator) S308 Signal Signal low Solid state Speed control disable switch Transfer case clutch solenoid (top right side of transfer case) Vref 4.0L, Transmission Wiring Diagram for Ford Aerostar 1997 List of elements for 4.0L, Transmission Wiring Diagram for Ford Aerostar 1997: 73 (5r55e) (engine control sensor extension harness, near breakout to 8-pin conn above front of transmission) (engine control sensor harness) (engine control sensor harness, near breakout to powertrain control module) s116 (fuel charge harness, near break out to evap canister purge valve) s128 (fuel charge harness, near breakout to fuel injector 6) (left rear of engine compartment on firewall) g114 (main harness, near breakout to instrument cluster) s231 (near windshield wiper motor) (top left center of firewall, near windshield wiper motor) g116 10a Air conditioning system Automatic transmission Brake on/off switch (on brake pedal support) Brake warning resistor/ diode assembly (left side of dash) C172 C250 C251 Coast clutch solenoid (4r44e) Data link connector (center of (dash) Differential speed sensor (top of rear axle) Digital transmission range sensor (left side of transmission) Dss input Dss return Electronic pressure control solenoid Engine compartment relay box Engine controls system Engine coolant temperature sensor (top left front of engine) Fuel pump relay Fuse 15a G116 Harness, near break- out to shift lock actuator) Hot at all times Hot in start or run I/p fuse panel Instrument cluster Liftgate wiper/ washer circuit breaker Malfunction indicator lamp (check engine) Multi- function switch Nca O/d off Output shaft speed sensor (5r55e only) Overdrive drum speed sensor (5r55e only) Pcm inline fuse (left rear of engine compartment) Pcm power relay Pcm power relay diode Powertrain control module (left of brake master cylinder) Psom module R p Red Red/ pnk S107 S113 S119 (fuel charge harness, near break- out to fuel injector 3) S122 S123 S124 S125 S126 S127 S201 (main harness, near breakout to speed control sw assembly) S213 S232 (main harness, near breakout to inst cluster) Shift solenoid Shift solenoid (5r55e) Speed control disable switch Speed output Throttle postion sensor Torque converter clutch solenoid Transmission control indicator lamp Transmission control switch Transmission fluid temperature sensor Turbine shaft speed sensor
WARNING SYSTEMS Warning System Wiring Diagrams for Ford Aerostar 1997 List of elements for Warning System Wiring Diagrams for Ford Aerostar 1997: 34 (main harn, behind left side of i/p) s219 C250 Fasten belts indicator Fasten belts input Fuse 15a Fuse panel (behind left side of i/p, left of steering column) G206 (behind center of i/p, below left side of radio) Ground Head Hot at all times Hot in start or run Ignition Indicator output Instrument cluster Interior lights system Key in ignition input Key warning switch (part of ignition assembly) Left courtesy lamp switch Left door open input Lights on input Main light switch Nca Off Park Red/pnk S204 S213 S216 S245 S261 S274 S305 Seat belt buckle switch (driver's seat belt buckle assembly) Warning chime module (behind left side of i/p, near top of cowl panel)
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Ford Aerostar 1997 List of elements for Front Wiper/Washer Wiring Diagram for Ford Aerostar 1997: 34 (main harn, near breakout to wiper ctrl module) 100k ohms 3.3k ohms 7.25k C231 Circuit breaker 2 6a Com Fuse panel G105 (right side of engine compt, on upper fender apron) 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 S105 S263 S264 Signal input Washer pwr Washer switch Wind- shield washer pump motor Windshield wiper motor Wiper control module (right of steering column) Wiper mtr hi Wiper mtr lo Wiper switch Rear Wiper/Washer Wiring Diagram for Ford Aerostar 1997 List of elements for Rear Wiper/Washer Wiring Diagram for Ford Aerostar 1997: 23 (top left side of rear door/ liftgate header) g406 4.5a Fuse 15a Fuse panel G206 (below left side of radio) Ground distribution system Hot in start or run Illumination lamp In-line circuit breaker (near left side of fuse panel) Interior lights system Liftgate washer pump motor Liftgate wiper motor Liftgate wiper/washer switch Nca Park Power distribution system Red Run S274 S301 S403 Washer switch Wiper switch
