Diagram sections — 23 (63 total)
AIR CONDITIONING ANTI-LOCK BRAKES COMPUTER DATA LINES CRUISE CONTROL 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 INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING
4.2L 4.2L, Manual A/C Wiring Diagram, without Stripped Chassis (1 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, Manual A/C Wiring Diagram, without Stripped Chassis (1 of 2) for Ford Econoline E350 Super Duty 2003: 45 (1: temperature control potentiometer) (at right front of engine compt) (at right front of engine compt) g101 (in engine control sensor harness, in breakout to battery junction box) s110 (in engine control sensor harness, in breakout to battery junction box) s176 (in fuel charge wiring harness, near breakout to intake manifold runner control module) s107 (in window regulator relay switch harness, near breakout to ignition switch) s223 (left side of dash) g204 A/c clutch cycling pressure switch (in right front of engine compartment) A/c clutch relay A/c clutch solenoid (on left front of engine) A/c compressor clutch diode (near front of engine) A/c high pressure switch (in right front of engine compartment) A/c on input signal A/c relay control Battery junction box (bjb) (in left front of engine compartment) C294a C294d Central junction box (cjb) (left side of dash, near kick panel) Defrost Floor Front function selector switch assembly Fuse 10a Fuse 15a Fuse 30a G101 Hot at all times Hot in run Hot in start or run Max a/c Mix Mode switch Norm a/c Of engine compt) Off Pcm power relay Pnk/ (in main wiring harness, near breakout to front function selector switch assembly) s203 Powertrain control module (pcm) (in left rear of engine compartment, near brake master cylinder) Red S142 (in engine control sensor harness, at center rear red Temperature blend door actuator (behind right side of dash, on a/c heater plenum) To blower motor relay (diagram 2 of 2) To s400 (diagram 2 of 2) Vent Vent norm a/c 4.2L, Manual A/C Wiring Diagram, without Stripped Chassis (2 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, Manual A/C Wiring Diagram, without Stripped Chassis (2 of 2) for Ford Econoline E350 Super Duty 2003: 47 (at left side of dash) g203 (at left side of engine compt) g100 (at left side of vehicle rear end) (at left side of vehicle rear end) g400 (at right front of engine compt) g101 (in a/c blower motor wiring harness, near breakout to rear a/c blower speed relay 1) s400 (in engine control sensor harness, near breakout to c219) s122 (in interior lamps wiring harness, near breakout to interior lamp) s913 (in right rear of engine compartment) blower motor resistor (in taillamp wiring harness, near breakout to c925) s303 (not used) 87a Auxiliary blower motor (above left rear wheelwell) Auxiliary blower motor resistor assembly (above left rear wheelwell) Auxiliary blower motor switch Battery junction box (bjb) (in left front of engine compartment) Blower motor relay Blower motor switch C294b C294c C951a C951b Cutaway From s111 (diagram 1 of 2) Front blower motor (on right side of engine compartment) Front function selector switch assembly Fuse 50a G400 High Hot at all times Illum Interior lights system Low Off Rear a/c blower speed relay 1 (in left rear corner of vehicle, above wheelwell) Rear a/c blower speed relay 2 (in left rear corner of vehicle, above wheelwell) Rear function selector switch assembly S143 (in engine control sensor harness, at right side of engine compt) S144 (in engine control sensor harness, at right side of engine compt) S202 (near breakout to front function selector switch assembly) S304 (in taillamp wiring harness, near breakout to c925) S305 (in taillamp wiring harness, near breakout to c925) S401 (in a/c blower motor wiring harness, in breakout to c405) Van & wagon W/ auxiliary a/c W/ rear control W/o rear control
4.6L 4.6L, Manual A/C Wiring Diagram (1 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, Manual A/C Wiring Diagram (1 of 2) for Ford Econoline E350 Super Duty 2003: 45 (1: temperature control potentiometer) (at right front of engine compt) (in engine control sensor harness, in breakout to battery junction box) s110 (in engine control sensor harness, in breakout to battery junction box) s176 (in window regulator relay switch harness, near breakout to ignition switch) s223 (left side of dash) g204 87a A/c clutch cycling pressure switch (in right front of engine compartment) A/c clutch relay A/c clutch solenoid (on lower right front of engine) A/c compressor clutch diode (near front of engine) A/c high pressure switch (in right front of engine compartment) A/c on input sig A/c relay ctrl Battery junction box (bjb) (in left front of engine compartment) C294a C294d Central junction box (cjb) (left side of dash, near kick panel) Defrost Engine compartment) Floor Front function selector switch assembly Fuse 15a Fuse 30a G101 G101 (at right front of engine compt) Hot at all times Hot in run Hot in start or run Max a/c Mix Mode switch Norm a/c Off Pcm power relay Pnk/ (in main wiring harness, near breakout to front function selector switch assembly) s203 Powertrain control module (pcm) (in left rear of engine compartment, near brake master cylinder) Red S142 (in engine control sensor harness, at center rear of engine compartment) S166 (in engine control sensor harness, near breakout to c139) Temperature blend door actuator (behind right side of dash, on a/c heater plenum) To blower motor relay (diagram 2 of 2) To s400 (diagram 2 of 2) Vent Vent norm a/c 4.6L, Manual A/C Wiring Diagram (2 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, Manual A/C Wiring Diagram (2 of 2) for Ford Econoline E350 Super Duty 2003: 47 (at left side of dash) g203 (at left side of engine compt) g100 (at left side of vehicle rear end) (at left side of vehicle rear end) g400 (at right front of engine compt) g101 (in a/c blower motor wiring harness, near breakout to rear a/c blower speed relay 1) s400 (in engine control sensor harness, near breakout to c219) s122 (in interior lamps wiring harness, near breakout to interior lamp) s913 (in right rear of engine compartment) blower motor resistor (in taillamp wiring harness, near breakout to c925) s303 (not used) 87a Auxiliary blower motor (above left rear wheelwell) Auxiliary blower motor resistor assembly (above left rear wheelwell) Auxiliary blower motor switch Battery junction box (bjb) (in left front of engine compartment) Blower motor relay Blower motor switch C294b C294c C951a C951b Cutaway From s111 (diagram 1 of 2) Front blower motor (on right side of engine compartment) Front function selector switch assembly Fuse 50a G400 High Hot at all times Illum Interior lights system Low Off Rear a/c blower speed relay 1 (in left rear corner of vehicle, above wheelwell) Rear a/c blower speed relay 2 (in left rear corner of vehicle, above wheelwell) Rear function selector switch assembly S143 (in engine control sensor harness, at right side of engine compt) S144 (in engine control sensor harness, at right side of engine compt) S202 (in main wiring harness, near breakout to front function selector switch assembly) S304 (in taillamp wiring harness, near breakout to c925) S305 (in taillamp wiring harness, near breakout to c925) S401 (in a/c blower motor wiring harness, in breakout to c405) Van & wagon W/ auxiliary a/c W/ rear control W/o rear control
5.4L 5.4L, Manual A/C Wiring Diagram, without Stripped Chassis (1 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, Manual A/C Wiring Diagram, without Stripped Chassis (1 of 2) for Ford Econoline E350 Super Duty 2003: 37 (at right front of engine compt) g101 (in engine control sensor & fuel charge wiring harness, near breakout to a/c clutch solenoid) s189 (in window regulator relay switch harness, near breakout to ignition switch) s223 (left side of dash) g204 (temperature control potentiometer) 5.4l, 5.4l cng & 6.8l 7.3l di turbo diesel A/c clutch cycling pressure switch (in right front of engine compartment) A/c clutch solenoid (on lower right front of engine) A/c clutch solenoid (on top left front of engine) A/c compressor clutch diode (near front of engine) A/c high pressure switch (in right front of engine compartment) A/c on input signal C294a C294d Central junction box box (cjb) (left side of dash, near kick panel) Defrost Floor Front function selector switch assembly Front function selector switch assembly front12 Fuse 15a Hot in run Max a/c Mix Mode switch Norm a/c Off Pnk/ (in main wiring harness, near breakout to front function selector switch assembly) s203 Powertrain control module (pcm) (in left rear of engine compartment, near brake master cylinder) S111 (in engine control sensor harness, in breakout to battery junction box) S141 (in engine control sensor harness, near breakout to c139) (7.3l: in engine control sensor harness, near breakout to c1168) S143 (in engine control sensor harness, at right side of engine compartment) Temperature blend door actuator (behind right side of dash, on a/c heater plenum) To blower motor relay (diagram 2 of 2) To s400 (diagram 2 of 2) Vent Vent norm a/c 5.4L, Manual A/C Wiring Diagram, without Stripped Chassis (2 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, Manual A/C Wiring Diagram, without Stripped Chassis (2 of 2) for Ford Econoline E350 Super Duty 2003: 47 (at left side of dash) g203 (at left side of vehicle rear end) (at left side of vehicle rear end) g400 (at right front of engine compt) g101 (in a/c blower motor wiring harness, near breakout to rear a/c blower speed relay 1) s400 (in engine control sensor harness, near breakout to c219) s122 (in interior lamps wiring harness, near breakout to interior lamp) s913 (in right rear of engine compartment) blower motor resistor (in taillamp wiring harness, near breakout to c925) s303 (not used) 87a Auxiliary blower motor (above left rear wheelwell) Auxiliary blower motor resistor assembly (above left rear wheelwell) Auxiliary blower motor switch Battery junction box (bjb) (in left front of engine compartment) Blower motor relay Blower motor switch C294b C294c C951a C951b Cutaway From s111 (diagram 1 of 2) Front blower motor (on right side of engine compartment) Front function selector switch assembly Fuse 50a G100 (at left side of engine compt) G400 High Hot at all times Illum Interior lights system Low Off Rear a/c blower speed relay 1 (in left rear corner of vehicle, above wheelwell) Rear a/c blower speed relay 2 (in left rear corner of vehicle, above wheelwell) Rear function selector switch assembly S143 (in engine control sensor harness, at right side of engine compt) S144 (in engine control sensor harness, at right side of engine compt) S202 (near breakout to front function selector switch assembly) S304 (in taillamp wiring harness, near breakout to c925) S305 (in taillamp wiring harness, near breakout to c925) S401 (in a/c blower motor wiring harness, in breakout to c405) Van & wagon W/ auxiliary a/c W/ rear control W/o rear control
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003 List of elements for Anti-lock Brakes Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003: 62 (in window regulator relay (near brake master cylinder) (under rear of vehicle, mounted on differential) rear axle speed sensor 7.3l Abs control module (at left side of engine compt) Abs warning lamp output Acc Anti-lock brake indicator Battery junction box (bjb) (in left front of engine compartment) Bpp switch input Brake fluid level switch (at left side of engine compt) Brake pedal position (bpp) switch (on bracket, above brake pedal) Brake warning indicator Brake warning lamp low C220b C220c Central junction box (cjb) (left side of dash, near kick panel) Data link conn Data link connector (dlc) (below left side of dash) Electronic crash sensor (ecs) module (behind right side of dash) Fuse 1 20a Fuse 11 15a Fuse 19 60a Fuse 2 15a G100 (at left side of engine compartment) G101 (at right front of engine compartment) G203 (at left side of dash) Ground Hot at all times Hot in run Hot in run or start Ignition switch Instrument cluster Left front sensor high Left front sensor low Left front wheel speed sensor (behind left front wheel) Lock Nca Off Parking brake switch (near left kick panel) Power Powertrain control module (pcm) Rear sensor high Rear sensor low Red/pnk Right front sensor high Right front sensor low Right front wheel speed sensor (behind right front wheel) Run S1020 S122 S125 (in engine control sensor harness, in breakout to c219) S134 (in engine control sensor harness, at left rear of engine compartment) S143 S146 S207 S213 S228 Start Switch harness, near breakout to c237) Vacuum warning switch (7.3l) (in left front of engine compartment) Vbatt
COMPUTER DATA LINES Computer Data Lines Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003 List of elements for Computer Data Lines Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003: 29 (7.3l diesel) (in engine control sensor harness, near breakout to c219) s182 (in engine control sensor harness, near breakout to c219) s184 (in window regulator relay switch harness, near breakout to c237) (7.3l diesel) s263 (left side of dash) g204 5.4l ngv Abs control module (at left side of engine compt) Acc Auxiliary powertrain control module (7.3l diesel) (behind left side of dash) Central junction box (left side of dash, near kick panel) Data link connector (dlc) (below left side of dash) Electronic crash sensor module (behind right side of dash) Fuse 20a G101 (at right front of engine compt) G204 (left side of dash) Hot at all times Ignition switch Lock Natural gas vehicle module (on left front inner fender panel) Off Powertrain control module (pcm) (in left rear of engine compt, near brake master cylinder) Run S140 S223 S228 (in window regulator relay switch harness, near breakout to c237) S229 (near breakout to ignition switch) S230 S262 (near breakout to c237) Start
CRUISE CONTROL
4.2L 4.2L, Cruise Control Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, Cruise Control Wiring Diagram for Ford Econoline E350 Super Duty 2003: 44 Accel set/ Air bag sliding contact Battery junction box (bjb) (in left front of engine compartment) Bpp sw input Brake input Brake pedal position (bpp) switch (on bracket, above brake pedal) Brake pressure switch (at left side of engine compartment) C220a C3140a Central junction box (cjb) (left side of dash, near kick panel) Coast Except stripped chassis Fuse 10a Fuse 15a G203 (at left side of dash) Ground Horn relay Horn switch Hot at all times Hot at all times Hot in run Instrument cluster Microprocessor Nca Off On indicator Overhead console Power Powertrain control module (pcm) (in left rear of engine compt, near brake master cylinder) Remote keyless entry module (behind left ``b" pillar) Resume S116 S121 (in engine control sensor harness, near breakout to c219) S129 S131 S134 (in engine control sensor harness, at left rear of engine compartment) S135 (in engine control sensor harness, near breakout to powertrain control module) S268 Scsa gnd Scsa input Speed control indicator c220c Speed control servo (left side of engine compt, near brake master cylinder) Speed control switch Vss input
4.6L 4.6L, Cruise Control Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, Cruise Control Wiring Diagram for Ford Econoline E350 Super Duty 2003: 44 Accel set/ Air bag sliding contact Battery junction box (bjb) (in left front of engine compartment) Bpp sw input Brake input Brake pedal position (bpp) switch (on bracket, above brake pedal) Brake pressure switch (at left side of engine compartment) C220a C3140a Central junction box (cjb) (left side of dash, near kick panel) Coast Except stripped chassis Fuse 10a Fuse 15a G203 (at left side of dash) Ground Horn relay Horn switch Hot at all times Hot at all times Hot in run Instrument cluster Microprocessor Nca Off On indicator Overhead console Power Powertrain control module (pcm) (in left rear of engine compt, near brake master cylinder) Remote keyless entry module (behind left ``b" pillar) Resume S116 S121 (in engine control sensor harness, near breakout to c219) S129 S131 S134 (in engine control sensor harness, at left rear of engine compartment) S135 (in engine control sensor harness, near breakout to powertrain control module) S268 Scsa gnd Scsa input Speed control indicator c220c Speed control servo (left side of engine compt, near brake master cylinder) Speed control switch Vss input
5.4L 5.4L, Cruise Control Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, Cruise Control Wiring Diagram for Ford Econoline E350 Super Duty 2003: 44 Accel set/ Air bag sliding contact Battery junction box (bjb) (in left front of engine compartment) Bpp sw input Brake input Brake pedal position (bpp) switch (on bracket, above brake pedal) Brake pressure switch (at left side of engine compartment) C220a C3140a Central junction box (cjb) (left side of dash, near kick panel) Coast Except stripped chassis Fuse 10a Fuse 15a G203 (at left side of dash) Ground Horn relay Horn switch Hot at all times Hot at all times Hot in run Instrument cluster Microprocessor Nca Off On indicator Overhead console Power Powertrain control module (pcm) (in left rear of engine compt, near brake master cylinder) Remote keyless entry module (behind left ``b" pillar) Resume S116 S121 (in engine control sensor harness, near breakout to c219) S129 S131 S134 (in engine control sensor harness, at left rear of engine compartment) S135 (in engine control sensor harness, near breakout to powertrain control module) S268 Scsa gnd Scsa input Speed control indicator c220c Speed control servo (left side of engine compt, near brake master cylinder) Speed control switch Vss input
ENGINE PERFORMANCE
4.2L 4.2L, Engine Performance Wiring Diagram (1 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, Engine Performance Wiring Diagram (1 of 4) for Ford Econoline E350 Super Duty 2003: 65 (ends in harness) (front of left front fender) (front of right front fender) A/c on sig Air conditioning system Battery junction box (left front of engine compt) Central junction box (below left side of dash, near left kick panel) Ckp sensor (+) Ckp sensor (-) Cylinder head temperature sensor (left rear of engine compt, on heater outlet elbow) Data link connector (partial) (left side of dash) Digital transmission range sensor (dtr sensor) (left side of transmission) Dtr-tr1 Dtr-tr2 Dtr-tr4 Egr sol ctrl F gauge sender Fuel pump out Fuse 10a Fuse 30a Fuse 5a G100 G101 G101 (front of right front fender) Ground Ho2s 12 input Hot at all times Hot in run or start Iat input Ign coil Ign coil 1 Ignition coil (left front of engine) Ignition transformer capacitor 1 (attached to ignition coil) Imrc Imrc monitor Instrument cluster system Ks - Maf rtn Mil ctrl Nca Not used O/d off Od cancel sw Overdrive cancel switch Pcm power diode Pcm power relay Powertrain control module (left rear of engine compt, near brake master cylinder) Prgrm signal R n Red S110 S127 S140 S142 (eng ctrl harn, near breakout to maf sensor) S169 S175 Scp bus (+) Scp bus (-) Shift sol b Spark plugs Tcil Tfts input To dtr sensor (diagram 4 of 4) Transmission control indicator lamp Water temp sens 4.2L, Engine Performance Wiring Diagram (2 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, Engine Performance Wiring Diagram (2 of 4) for Ford Econoline E350 Super Duty 2003: 34 (engine control harn, near breakout to 76-pin conn in left rear of engine compt) (front of right front fender) (fuel charge harn, near breakout to throttle position sensor) (left side of dash) (speedometer/ odometer) vehicle speed input Battery junction box (left front of engine compt) C220a C220b Crankshaft position sensor (lower right front of engine) Differential pressure feedback egr sensor (top right front of engine) Engine coolant temperature gauge Engine coolant temperature sender (top front center of engine) Except stripped chassis Fuel pump relay Fuel tank pressure transducer sensor (under left center of vehicle) Fuse 30a G101 G101 (or g114) (front of right front fender or right rear of engine compt) G203 G207 (center of dash panel) Hot at all times Instrument cluster Intake manifold runner control module (on rear of intake) Malfunction indicator Red Red/pnk S103 S107 S126 S133 (engine control harn, near breakout to 16-pin conn near a/c pressure cut out switch) S138 (engine control harn, near breakout to 16-pin conn near a/c pressure cut out switch) S169 Stripped chassis Throttle position sensor (on top of engine, near air intake) 4.2L, Engine Performance Wiring Diagram (3 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, Engine Performance Wiring Diagram (3 of 4) for Ford Econoline E350 Super Duty 2003: 36 (behind right kick panel) inertia fuel shut-off switch (engine control harn, near a/c pressure cut out switch) (fuel charge harn, near breakout to fuel injector 2) (in center rear of engine compt) (in fuel tank) fuel pump module (on left frame rail) (cutaways/ stripped chassis) in transit fuel pump module (trans cntrl harn, near breakout to dtr sensor) (transmission control harn, near breakout to transmission) 4r70w transmission Chassis Egr vacuum regulator solenoid (above center of right valve cover) Electronic pressure control solenoid Evap canister purge valve Except stripped chassis Fuel injectors G100 (front of left front fender) G113 (left rear of engine compt) Idle air control valve (right side of engine, near ignition coil) Nca Output shaft speed sensor (left side of transmission) Red Red/pnk S100 S102 S105 (fuel charge harn, near breakout to fuel injector 3) S106 S136 S137 (sensor ctrl harn, in breakout to pcm) S307 S309 (fuel tank harn, below left center of vehicle) Shift solenoids Stripped Stripped chassis Tan Torque converter clutch solenoid Transmission fluid temperature sensor 4.2L, Engine Performance Wiring Diagram (4 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, Engine Performance Wiring Diagram (4 of 4) for Ford Econoline E350 Super Duty 2003: 68 (engine control harn, near a/c pressure cut out switch) s135 (near brake master cylinder) speed control servo (right rear side of engine) knock sensor 240 ohms A/c rly cntrl A/c system Brake on/off Brake pedal position switch Camshaft position sensor (on front center of engine) Canister vent Central junction box (below left side of dash, near left kick panel) Cht input Cmp sensor Digital transmission range (dtr) sensor (left side of transmission) Dpfe input Dtr-tr3a Epc sol Evap valve Evaporative emissions canister vent solenoid (rear of vehicle, near fuel tank) From dtr sensor (diagram 1 of 4) Fuel pump ctrl Fuel tank press Fuse 15a G101 (front of right front fender) Gnd Ground Heated oxygen sensor 11 (ho2s) (lower right rear of engine) Heated oxygen sensor 12 (ho2s) (right side of transmission) Heated oxygen sensor 21 (ho2s) (left rear of engine) Heated oxygen sensor 22 (ho2s) (under center of vehicle) Heater ctrl Ho2s 11 Ho2s 11 input Ho2s 12 Ho2s 21 Ho2s 21 input Ho2s 22 Ho2s 22 input Hot at all times Iac ctrl Ign coil Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Inj 5 ctrl Inj 6 ctrl Kap b(+) Knock sensor Maf sens out Mass air flow sensor (on top center of engine compt) Nca Oss (-) Over- head console Powertrain control module (left rear of engine compt, near master cylinder) Red Red/pnk Ref output volt S134 (engine control harn, near a/c pressure cut out switch) S140 Sig rtn Tan Tcc sol Tcil Tp sens in Vpwr Vss (+) Vss input
4.6L 4.6L, Engine Performance Wiring Diagram (1 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, Engine Performance Wiring Diagram (1 of 4) for Ford Econoline E350 Super Duty 2003: 67 (ends in harness) (engine control harness, near breakout to fuel inj 7) (engine control harness, near breakout to mass airflow sensor) (front of left front fender) (front of right front fender) (front of right front fender) g101 A/c on sig A/c system Air ctrl sens Battery junction box (left front of engine compt) Central junction box (behind left side of dash, near left kick panel) Coil on plug Coil on plug 1 Coil on plug 3 Coil on plug 5 Coil on plug 6 Data link (+) Data link (-) Data link connector (partial) (left side of dash) Digital transmission range sensor (dtr sensor) (left side of transmission) Dtr sensor (tr1) Dtr-tr2 Dtr-tr4 Ect Evr sol Feps (eprom) Fuel pump mon Fuel pump sender Fuse 10a Fuse 30a Fuse 5a G100 G101 Gnd Hot at all times Hot in run or start Knock sensor Maf Mil Misfire sens (+) Misfire sens (-) Nca O/d off Overdrive cancel switch Pcm power diode Pcm power relay Powertrain control module (left rear of engine compt, near brake master cylinder) Pwr gnd R n Radio capacitor 1 (right front of engine, attached to ignition coil) Radio capacitor 2 (left front of engine, attached to ignition coil) Red Rr ho2s sig (12) S110 S127 S140 (or s169) S142 S150 (engine control harness, near breakout to fuel inj 2) S193 Shift sol a Shift sol b Tach sig Tcil ind Tcil lamp Tcs Tft To dtr sensor (diagram 4 of 4) 4.6L, Engine Performance Wiring Diagram (2 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, Engine Performance Wiring Diagram (2 of 4) for Ford Econoline E350 Super Duty 2003: 32 (behind upper left side of dash) g203 (engine control harn, left rear of engine compt) (engine control harn, near a/c pressure cutout switch) (engine control harn, near breakout to 76-pin conn in left rear of engine compt) s126 (front of right front fender) (speedometer/ odometer) vehicle speed input Battery junction box (left front of engine compt) Crankshaft position sensor (lower right front of engine) Differential pressure feedback egr sensor (top left rear of engine) Engine coolant temperature gauge Fuel level gauge Fuel pump relay Fuel tank pressure transducer (under left center of vehicle) Fuse 30a G101 Hot at all times Instrument cluster Instrumentation engine coolant temperature sensor (top front center of engine) Intake manifold tuning valve (top front of engine) Malfunction indicator Power Red Red/pnk S103 (fuel charge harn, near breakout to tp sensor) S120 S133 S138 S153 (fuel charge harn, near a/c pressure cutout switch) S154 (engine control harn, near breakout to fuel injector 7) S169 S175 (engine control harn, left rear of engine compt) Throttle position sensor (on top of engine, near air intake) 4.6L, Engine Performance Wiring Diagram (3 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, Engine Performance Wiring Diagram (3 of 4) for Ford Econoline E350 Super Duty 2003: 36 (engine control harn, in breakout to pcm) (engine control harn, near a/c pressure cutout switch) (front of left front fender) g100 (fuel tank harn, below left center of vehicle) (in center rear of engine compt) (left end of dash) g203 (transmission control harn, near breakout to dtr sensor) (transmission control harn, near breakout to transmission) 4r70w transmission Egr vacuum regulator solenoid (above left valve cover, on bracket) Electronic pressure control solenoid Evap canister purge valve Fuel injectors Fuel pump module (in fuel tank) Idle air control valve (rear of engine, near air intake) In transit fuel pump module (cutaways) (under vehicle, on left frame rail) Inertia fuel shut-off switch (behind right kick panel) Nca Output shaft speed sensor (left side of transmission) Red Red/pnk S100 S102 S136 S137 S151 (engine control harn, near breakout to fuel injector 4) S152 (engine control harn, near breakout to fuel injector 8) S268 S309 S310 Shift solenoids Tan Tan/ red Tan/red Torque converter clutch solenoid Transmission fluid temperature sensor 4.6L, Engine Performance Wiring Diagram (4 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, Engine Performance Wiring Diagram (4 of 4) for Ford Econoline E350 Super Duty 2003: 75 (ends in harness) (engine control harn, near a/c pressure cutout switch) (left side of engine compt) speed control servo (rear of vehicle, near fuel tank) evap canister vent valve (top of left cyl head) cylinder head temperature sensor (top right rear side of engine) knock sensor 240 ohms 5v ref A/c relay ctrl A/c system Brake on/off Brake pedal position switch Camshaft position sensor (front of left cylinder head) Central junction box (behind left side of dash, near left kick panel) Coil on plug 2 Coil on plug 4 Coil on plug 7 Coil on plug 8 Cyl head temp Cylinder id Digital transmission range sensor (dtr sensor) (left side of transmission) Dpfe sens Dtr-tr3a Epc sol Evap sol From dtr sensor (diagram 1 of 4) Fuel inj 1 Fuel inj 2 Fuel inj 3 Fuel inj 4 Fuel inj 5 Fuel inj 6 Fuel inj 7 Fuel inj 8 Fuel pump ctrl Fuel tank press Fuse 15a G101 (front of right front fender) Heated oxygen sensor (ho2s) 11 (lower right rear of engine) Heated oxygen sensor (ho2s) 12 (right side of transmission) Heated oxygen sensor (ho2s) 21 (lower left rear of engine) Heated oxygen sensor (ho2s) 22 (under center of vehicle) Heater ctrl Hot at all times Iac sol Kap b(+) Knock sensor Lf ho2s Lf ho2s sig (21) Lr ho2s Lr ho2s sig (22) Maf sens in Mass air- flow sensor (top center of engine compt) Nca Not used Oss (+) Over- head console Powertrain control module (left rear of engine compt, near brake master cylinder) Pwr gnd Red Red/pnk Rf ho2s Rf ho2s sig (11) Rr ho2s S135 S140 Sig rtn Tan Tan/red Tcc sol Tp sens in Vapor valve Vpwr Vss (+) Vss input
5.4L 5.4L, Engine Performance Wiring Diagram (1 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, Engine Performance Wiring Diagram (1 of 4) for Ford Econoline E350 Super Duty 2003: 70 (ends in harness) (engine control harn, near breakout to coil on plug 6) (engine control harn, near breakout to fuel injector 1) (engine control harn, near breakout to mass air flow sensor) (front of left front fender) (front of right front fender) g101 4 low switch A/c on sig Air conditioning system Battery junction box (left front of engine compt) Bus + Bus - Central junction box (behind left side of dash, near left kick panel) Ckp sens + Ckp sens - Coast clutch sw Coil on plug Coil on plug 1 Coil on plug 3 Coil on plug 5 Coil on plug 6 Data link connector (partial) (left side of dash) Digital transmission range sensor (dtr sensor) (left side of transmission) Dtr-tr1 Dtr-tr2 Dtr-tr4 Ect Egr sol Fp sender Fuel pump mon Fuse 10a Fuse 30a Fuse 5a G100 Gen scan tool in Gnd Ho2s (12) Hot at all times Hot in run or start Instrument cluster system Ks sensor Maf Mil Nca Not used O/d off Overdrive cancel switch Pcm power diode Pcm power relay Powertrain control module (left side of engine compt, near brake master cylinder) Pwr gnd R n Radio capacitor (right rear of engine) Radio capacitor (upper left rear of engine) Rear pwr feed Red S110 S127 S140 S142 S156 S161 S169 Ss1 Ss2 Tcs Tft To dtr sensor (diagram 4 of 4) Trans ctrl sw Transmission control indicator lamp 5.4L, Engine Performance Wiring Diagram (2 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, Engine Performance Wiring Diagram (2 of 4) for Ford Econoline E350 Super Duty 2003: 37 (behind upper left side of dash) g202 (engine control harn, left rear of engine compt) (engine control harn, near a/c pressure cutout switch) (engine control harn, near breakout to 76-pin conn in left rear of engine compt) s126 (engine control harn, near breakout to pcm) s137 (except stripped chassis) (front of right front fender) (on lower intake manifold) instrumentation engine coolant temperature sensor (speedometer/ odometer) vehicle speed input (stripped chassis) Battery junction box (left front of engine compt) C224 C225 Crankshaft position sensor (lower center front of engine) Differential pressure feedback egr sensor (california) (top right side of engine) Engine coolant temperature gauge Fuel pump relay Fuel tank pressure transducer sensor (near fuel tank) Fuse 30a G101 Hot at all times Instrument cluster Knock sensor (top right rear of engine) Malfunction indicator Nca Power Red Red/pnk S136 S138 (engine control harn, near a/c pressure cutout switch) S157 (engine control harn, near breakout to coil on plug 9) S158 (engine control harn, near breakout to radio capacitor 1) S169 S175 S268 Throttle position sensor (top of engine, near air intake) Turbine shaft speed sensor (w 4r100 transmission) (right side of trans) 5.4L, Engine Performance Wiring Diagram (3 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, Engine Performance Wiring Diagram (3 of 4) for Ford Econoline E350 Super Duty 2003: 39 (behind right kick panel) inertia fuel shut-off switch (center rear of engine compt) (engine control harn, near breakout to coil on plug 2) (front of left front fender) g100 (fuel tank harn, below left center of vehicle) s309 (in fuel tank) fuel pump module (or g113) (left rear of eng compt) (transmission control harn, near breakout to dtr sensor) (transmission control harn, near breakout to transmission) (under vehicle, on left frame rail) (cutaway/stripped) in transit fuel pump module 4r100 4r100 only 4r70w Coast clutch solenoid (4r100) Egr vacuum regulator solenoid (california) (above left rear of engine, on bracket) Electronic pressure control solenoid Evap canister purge valve Except stripped chassis Fuel injectors Idle air control valve (top center rear of engine, near air intake) Nca Red Red/pnk S100 S102 S155 (engine control harn, near breakout to fuel injector 6) S159 (engine control, harn, near breakout to transmission) S160 S307 Shift solenoid (4r70w) Shift solenoid a (4r100) Shift solenoid b (4r100) Stripped chassis Tan Tan/ red Tan/red Torque converter clutch solenoid Transmission Transmission fluid temperature sensor 5.4L, Engine Performance Wiring Diagram (4 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, Engine Performance Wiring Diagram (4 of 4) for Ford Econoline E350 Super Duty 2003: 67 (engine control harn, near a/c pressure cutout switch) (front of left cylinder head) cylinder head temperature sensor (near brake master cylinder) speed control servo (rear of vehicle, near fuel tank) evap canister vent valve 270 ohms Brake on/off Brake pedal position switch Camshaft position sensor (on front of left cylinder head) Central junction box (behind left side of dash, near kick panel) Cmp Coil on plug 2 Coil on plug 4 Coil on plug 7 Coil on plug 8 Cyl head temp Digital transmission range sensor (dtr sensor) (left side of transmission) Dpfe sens Dtr-tr3a Epc sol Evap can purge Evap sol From dtr sensor (diagram 1 of 4) Fuel inj 1 Fuel inj 2 Fuel inj 3 Fuel inj 4 Fuel inj 5 Fuel inj 6 Fuel inj 7 Fuel inj 8 Fuel pump ctrl Fuel tank press Fuse 15a G101 (front of right front fender) Heated oxygen sensor (ho2s) 11 (lower right rear of engine) Heated oxygen sensor (ho2s) 21 (lower left rear of engine) Heated oxygen sensor (ho2s) 22 (under center of vehicle) Heater ctrl Hego 11 Hego 21 Hego 22 Hot at all times Idle air ctrl Kap b(+) Knock sensor Maf sens in Mass air- flow sensor (top center of engine) Nca Oss Output shaft speed sensor (w/ 4r70w transmission) (on left side of transmission) Overhead console Powertrain control module (left rear of engine compt, near brake master cylinder) Pwr gnd Red Red/pnk Ref voltage S135 S140 Sig rtn Tan Tan/red Tcc sol Tp sens in Tss sensor Vpwr Vss Vss input
EXTERIOR LIGHTS Backup Lamps Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003 List of elements for Backup Lamps Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003: 16 (at left side of vehicle rear end) g400 (in left front of engine compartment) battery junction box (near breakout (not used) Central junction box (left side of dash, near kick panel) Digital transmission range (dtr) sensor (on left side of transmission) E550 Except e550 Fuse 15a Hot in run Left reversing lamp Reversing lamp trailer tow relay Right reversing lamp S402 S403 (near breakout to high mounted stoplamp) S406 Exterior Lamps Wiring Diagram, without Stripped Chassis (1 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Exterior Lamps Wiring Diagram, without Stripped Chassis (1 of 2) for Ford Econoline E350 Super Duty 2003: 82 (at left rear of engine compt) s134 (ends in harness) (cutaway) (in dash panel to headlamp junction wiring harness, near breakout to g103) s165 (near breakout to c237) (near breakout to c248) s232 (not used) Anti- lock brakes system Batt Battery junction box (in left front of engine compt) Beacon lamp (dealer- fitted) Brake pedal position switch (on bracket, above brake pedal) C202a C220a C3140a Central junction box (left side of dash, near kick panel) Central junction box (left side of dash, near kick panel) Compartment) Cruise control system Cutaway E550 E550, cutaway Electronic flasher module or grote flasher module (behind left side of dash) Engine controls system Except e550 Except e550, cutaway Fuse 10a Fuse 15a Fuse 20a G100 (at left side of engine compt) G102 (at left front of vehicle) G203 (at left side of dash) G204 (left side of dash) G400 (at left side of vehicle rear end) Hazard Hazard switch Head High mounted stop lamp Hot at all times Hot in run Ign Instrument cluster Left front park/ turn lamp Left rear park/ stop/ turn lamp Left turn indicator License plate lamp Main light switch Multi- function switch Nca Normal Off Overhead console Park Red Remote keyless entry module (behind left "b" pillar) Resistor Right front park/ turn lamp Right rear park/ stop/ turn lamp Right turn indicator S122 S129 S163 S207 S217 (left side of dash) S218 S223 S226 S234 (near breakout to c311) S235 S306 (near breakout to high mounted stoplamp) S340 S402 S406 Shift inter- lock system Solid state Stop lamp relay To battery junction box (fuses 5 & 6) (digram 2 of 2) To c311) To clearance lamp relay (diagram 2 of 2) To electronic brake control connector (diagram 2 of 2) To parking lamp trailer tow relay (diagram 2 of 2) Turn left Turn right Exterior Lamps Wiring Diagram, without Stripped Chassis (2 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Exterior Lamps Wiring Diagram, without Stripped Chassis (2 of 2) for Ford Econoline E350 Super Duty 2003: 72 (at left side of engine compt) g100 (class 1) (class 2) (class 2) (class 1) (ends in harness) (in breakout to c110) (in left front of engine compt) battery junction box (in marker lamp to switch harness, near breakout to center roof marker lamp) s950 (left rear of engine compt) modified vehicle power (left side of dash) g204 (near breakout to c237) s118 (not used) Auxiliary battery relay Backup lamps circuit Battery charge trailer tow relay Battery ii Battery junction box (in left front of engine compartment) Center roof marker lamp Central junction box (left side of dash, near kick panel) Clearance lamp relay Digital transmission range (dtr) sensor (on left side of transmission) E550 Except 5.4l ngv Except 7.3l Except e550 From brake pedal position switch (diagram 1 of 2) From main light switch (diagram 1 of 2) From multi- function switch (diagram 1 of 2) Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse 40a Fuse 5a Fuse 60a G100 (at left side of engine compartment) G100 (at left side of engine compt) G110 (on right frame rail) G204 (left side of dash) G401 g100 (except 7.3l) (at left side of (at left side of engine compt) Hot at all times Hot in run Hot in run or acc Interior lights system Left Left rear lamp assembly Left roof marker lamp Nca Parking lamp trailer tow relay Reversing lamp trailer tow relay Right Right rear lamp assembly Right roof marker lamp S108 S109 S112 S113 (except diesel) S122 S130 (in engine control sensor harness, near breakout to c237) S223 S324 S430 S431 (near breakout to c421) S432 S951 Trailer electronic brake control connector Trailer tow connector (7 pin) (class 2) (at center of vehicle rear end) Trailer tow connector (at center of vehicle rear end) Vehicle rear end) W/ auxiliary battery W/ auxiliary battery jumper W/o auxiliary battery
GROUND DISTRIBUTION Ground Distribution Wiring Diagram, without Stripped Chassis (1 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for Ground Distribution Wiring Diagram, without Stripped Chassis (1 of 4) for Ford Econoline E350 Super Duty 2003: 55 (in engine control sensor harness, at right side of engine compartment) (in engine control sensor harness, in breakout to c134) (in left front of engine compartment) battery junction box (bjb) 4.2l 4.6l 5.4l cng 5.4l, 6.8l 6.8l 7.3l 7.3l diesel A/c clutch solenoid A/c compressor clutch diode Battery Battery ii Blower motor resistor Brake fluid level switch Camshaft position sensor Crankshaft position sensor shield Data link connector (dlc) Electronic crash sensor (ecs) module Except 4.2l Except 7.3l diesel Exhaust pressure regulator (epr) Fuel rail cut- off valve G101 (right front of engine compt) G107 (right side of engine compt) G110 (on right frame rail) G199 (right side of engine compt) G206 (right side of dash) G300 (center of vehicle floor) Gasoline models Intake manifold runner control (imrc) module Left video display Mass air flow (maf) sensor Natural gas vehicle (ngv) timer jumper Nca Pcm power relay Powertrain control module (pcm) Right video display Right video display) S140 (engine control sensor harn, near breakout to powertrain control module) S140 (in engine control sensor harness, near breakout to powertrain control module) S143 S169 (in engine control sensor harness, in breakout to powertrain control module) S170 S171 S189 (in engine control sensor & fuel charge wiring harness, near breakout S2005 (in breakout to c3138) S2009 (in breakout to 299) S380 (in breakout to c983) S381 (in breakout to 299) S916 (near breakout to left video display) Shield To intake manifold runner control module) Windshield washer pump motor Ground Distribution Wiring Diagram, without Stripped Chassis (2 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for Ground Distribution Wiring Diagram, without Stripped Chassis (2 of 4) for Ford Econoline E350 Super Duty 2003: 74 (7.3l) (not used) (aero) (dealer- fitted) (not used) (except 7.3l) speed control servo (in fuel tank sender extension harness, in breakout to rear aft-axle fuel tank valve) s320 (in fuel tank sender wiring harness, near breakout to c1279) (in left front of engine compartment) battery junction box (bjb) (not used) (sealed beam) 5.4l cng 7.3l 7.3l diesel Anti-lock brake system control module Blower motor relay C220a C220c Clearance lamp relay Cutaway Cutaway, stripped chassis, e550 Daytime running lamps (drl) module E550 Engine coolant temperature (ect) sender Except 5.4l cng Except 7.3l Except cutaway Extended range fuel tank valve 1 Extended range fuel tank valve 2 Front aft- axle fuel tank valve Fuel pump Fuel pump module Fuel sender G100 (left side of engine compartment) G102 (left front of vehicle) G103 (right front of vehicle) G202 (left side of dash) Gas Gasoline models In-transit fuel pump module Injector driver module (idm) Instrument cluster Left front park/turn lamp Left headlamp Left rear lamp assembly Midship fuel tank valve Natural gas vehicle (ngv) module Natural gas vehicle (ngv) timer jumper Nca Others Powertrain control module (pcm) Rear aft- axle fuel tank valve Right front park/turn lamp Right headlamp Right rear lamp assembly S122 (in engine control sensor harness, near breakout to c219) S139 (in engine control sensor harness, near breakout to powertrain control module) S163 (in dash panel to headlamp junction wiring harness, near breakout to forward crash sensor) S205 (in main wiring harness, near breakout to radio) S268 (in main wiring harness, in breakout to c219) S307 (in fuel tank sender wiring harness, near breakout to fuel pump module) S308 (in fuel tank sender wiring harness, on fuel tank) S317 (in fuel tank sender wiring harness, near breakout to fuel sender) S322 (in fuel tank sender extension harness, near breakout to c3149) S324 S432 (near breakout to c421) Stop lamp relay To g203 (diagram 3 of 4) Trailer tow battery charge relay Trailer tow connector, 4-pin Trailer tow parking lamp relay Trailer tow reversing lamp relay Vacuum warning switch Vehicle speed sensor (vss) W/ extended range tank Wiper control module (wcm) Ground Distribution Wiring Diagram, without Stripped Chassis (3 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for Ground Distribution Wiring Diagram, without Stripped Chassis (3 of 4) for Ford Econoline E350 Super Duty 2003: 74 (dealer- fitted) (not used) (dealer- fitted) beacon lamp (diagram 2 of 4) (in left front door window regulator harness, near breakout to master window/ (not used) (not used) (dealer- fitted) (w/ hinged side door) (w/ rear seat entertainment system) power point (w/ rse) (w/ sliding side door) memory lock module (w/o remote keyless entry) data link connector (dlc) (w/o rse) 7.3l diesel Air bag sliding contact Auxiliary powertrain control module (apcm) Brake shift interlock C2188a C220a C294b C294c C294e C3077a C3140a Center roof marker lamp Class i Console 1 power point Console 2 power point Cutaway, w/o rear entertainment system Door lock/unlock switch) Driver safety belt retractor pretensioner Driver side exterior rear view mirror Driver side front seat adjust switch E550 Electronic flasher module Ends in harness Exterior rear view mirror switch From s268 Front cigar lighter Front function selector switch assembly Front passenger window/door lock switch G203 (left side of dash) G204 (left side of dash) Instrument cluster Left center roof marker lamp Left roof marker lamp Master window/door lock/unlock switch Nca Near breakout to c3052) Near breakout to c328) Parking break switch Power point Puddle lamp relay Radio Rear seat entertainment (rse) module Remote keyless entry module Resistor Right center roof marker lamp Right roof marker lamp S202 (in main wiring harness, near breakout to front function selector switch assembly) S223 (in window regulator relay switch harness, near breakout to ignition switch) S235 (in window regulator relay switch harness, at bottom of left "b" pillar) S299 (in window regulator relay switch harness, in breakout to c3134) S315 (in seat control feed jumper harness, near breakout to c3134) S500 S951 (in marker lamp to switch harn, near breakout to right center roof marker lamp) Temperature blend door actuator To s300 (diagram 4 of 4) Trailer electronic brake control connector W/ driver's power seat W/ manual a/c W/ rear seat entertainment system W/o driver's power seat W/o rear seat entertainment system Warning buzzer/ chime module Ground Distribution Wiring Diagram, without Stripped Chassis (4 of 4) for Ford Econoline E350 Super Duty 2003 List of elements for Ground Distribution Wiring Diagram, without Stripped Chassis (4 of 4) for Ford Econoline E350 Super Duty 2003: 54 951b C2188a C3077a C311) C3140a Cargo lamp Data link connector (dlc) From s235 (diagram 3 of 4) Front interior/ map lamps assembly G200 (right side of dash) G204 (left side of dash) G301 (center of vehicle floor) G400 (left side of vehicle rear end) High mounted stoplamp Interior lamp Left rear park/stop/ turn lamp Left reversing lamp Left video display License plate lamp Nca Not used Overhead console Radio Rear a/c blower speed relay 1 Rear a/c blower speed relay 2 Rear function selector switch assembly Rear interior lamp Rear seat entertainment (rse) module Remote keyless entry module Right rear park/stop/ turn lamp Right reversing lamp Right video display S2007 (near breakout to c3053) S2008 (near breakout to c3053) S260 (in window regulator relay switch harness, near breakout to g204) S273 (in breakout to c210) S274 (near breakout to radio) S289 (near breakout to radio) S293 (near breakout to radio) S300 (in taillamp wiring harness, near breakout to c311) S401 (in a/c blower motor wiring harness, in breakout to c405) S406 (in taillamp wiring harness, at right side of vehicle rear end) S913 (in interior lamps wiring harness, near breakout to interior lamp) S915 (in interior lamps wiring harness, near breakout to c925) S920 (in interior lamps wiring harness, in breakout to right video display) S930 (in interior illumination wiring harness, in breakout to overhead console) Shield To c3138) Video cassette player W/ full headliner W/ rear seat entertainment system W/ rke W/o full headliner W/o rear seat entertainment system
HEADLIGHTS Headlights Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003 List of elements for Headlights Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003: 45 507/13 527/12 Batt Battery junction box (in left front of engine compartment) C202b C220a C220b Central junction box (left side of dash, near kick panel) Daytime running lamps (drl) module (mounted to radiator support, under a/c condenser deflector cover) Fuse 10a Fuse 15a Fuse 20a Fuse 40a G102 (at left front of vehicle) G202 (at left side of dash) G203 (at left side of dash) Gnd Head Hi beam in Hi beam ind Hot at all times Hot in run Ign Instrument cluster Left headlamp Main light switch Multi- function switch (at left side of dash) Off P v lo beam Park Pass Right headlamp S116 S131 S163 S164 (in dash panel to headlamp junction wiring harness, near breakout to daytime running lamps module) S205 S207 S218 S270 (near breakout to air bag sliding contact) S276 (in main wiring harness, under left side of dash) S277 (in main wiring harness, in breakout to multifunction switch) S278 (in main wiring harness, in breakout to multifunction switch) W/ aero headlamp W/o aero headlamp
HORN Horn Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Horn Wiring Diagram for Ford Econoline E350 Super Duty 2003: 27 (at center of dash) (near breakout to powertrain control module) s136 15a Air bag sliding contact Battery junction box (in left front of engine compt) C3140a Cruise control system Diesel Except diesel Except stripped chassis Fuse 27 G207 (w/ stripped chassis) High pitch horn Horn relay Horn switch Hot at all times Low pitch horn Nca Powertrain control module (in left rear of engine compt, near brake master cylinder) Remote keyless entry module (behind left "b" pillar) S116 S121 (in engine control sensor harness, near breakout to c219) S286 (w/ stripped chassis) Sig rtn Speed control servo (left side of engine compt, near brake master cylinder) W/ cruise control W/o cruise control
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Instrument Cluster Wiring Diagram for Ford Econoline E350 Super Duty 2003: 105 (4.6l, 5.4l, 6.8l: on lower left front of engine) (7.3l diesel: on top right center of engine) (4.2l: on left front of engine, below a/c compressor) oil pressure switch (at center of dash) (stripped chassis) g207 (at left side of engine compt) g100 (at left side of dash) g203 (conn a) (conn b) (conn c) (except stripped (stripped chassis) chassis) (at left rear of (in breakout to c134) (except stripped chassis) (except stripped chassis) (stripped chassis) (except stripped chassis) s268 (in engine control sensor harness, in breakout to c219) s125 (near breakout to c219) (except stripped chassis) s120 (stripped chassis) (near breakout to g112) (near breakout to c327) s310 (on fuel tank) (stripped chassis) 4.6l 5.4l cng A10 A11 A14 A16 Air bag ind All others Anti-lock brake ind Anti-lock brakes system B11 B12 Battery junction box (bjb) (in left front of engine compt) Brake warning ind C10 C12 C220a C220b C220c Central junction box (cjb) (left side of dash, near kick panel) Charge ind Chassis) Cruise control system Cutaway, stripped chassis Dealer- fitted Diesel Eng cool temp gauge Eng oil press gauge Engine compt) Engine controls system Engine controls system (diesel) Engine coolant temperature sender (4.2l, 4.6l: on top front center of engine) (5.4l: on lower intake manifold) (6.8l: on upper left front of engine) Engine coolant temperature sender (on lower left front of engine) Engine immobilisation indicator Except 4.6l Except 5.4l cng Except diesel Exterior lights system Fuel pump module (under vehicle, in fuel tank) Fuse 10a Fuse 15a Fuse 5a G203 (except stripped chassis) (at left side of dash) G203 (left side of dash) G207 (stripped chassis) (at center of dash) Gas Ground Headlights system Hi beam ind Hot at all times Hot in start or run Illumination In-line fuse (behind left side of dash) In-transit fuel pump module (under vehicle, on left frame rail) Instrument cluster Interior lights system Left turn ind Low fuel ind, fuel gauge Low oil pressure/ high coolant temperature Malfunction ind lamp (mil) Microprocessor Natural gas vehicle module (on left front inner fender panel) Nca Parking brake switch (near left kick panel) Power Red Right turn ind S122 S133 S146 (except stripped chassis) S175 S207 s284 (stripped chassis) S207 s286 S213 (near breakout to instrument cluster) S268 S284 (stripped chassis) S287 S308 Safety belt ind Seat belt lamp Speed control ind Speedometer Vaccum warning switch (7.3l) (in left front of engine compt) Vans/wagons Voltmeter Wait to start ind Warning system Warning system (stripped chassis) Water in fuel ind Overhead Console Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Overhead Console Wiring Diagram for Ford Econoline E350 Super Duty 2003: 18 (not Ambient air temperature sensor (left front of engine compt) Central junction box (cjb) (left side of dash, near kick panel) Fuse 15a G204 (left side of dash) Hot at all times Hot in run or acc Main light switch (behind left side of dash) head Nca Off Overhead console Park S206 S245 (except stripped chassis) S930 Transmissions system Used) Vpwr
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram, Dealer Installed for Ford Econoline E350 Super Duty 2003 List of elements for Courtesy Lamps Wiring Diagram, Dealer Installed for Ford Econoline E350 Super Duty 2003: 15 (in window regulator relay switch harness, near breakout to c3052) s247 (not used) Central junction box (left side of dash, near kick panel) Ends in harness Fuse 15a Hot at all times Interior Left front door ajar switch Main light switch Nca Red/ pnk Right front door ajar switch S221 S231 (in window regulator relay switch harness, near breakout to c248) Warning systems Courtesy Lamps Wiring Diagram, Except Cutaway with Entertainment System (1 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Courtesy Lamps Wiring Diagram, Except Cutaway with Entertainment System (1 of 2) for Ford Econoline E350 Super Duty 2003: 58 (in taillamp wiring harness, near breakout to c311) s302 (near breakout to high mounted stoplamp) s405 87a Battery Breakout to c248) C3140a C3140b Central junction box (left side of dash, near kick panel) Diesel Driver side exterior rear view mirror Ends in harness Except diesel Except rv van Front interior/ map lamps assembly Fuse 15a Fuse 20a G204 (left side of dash) G400 (at left side of vehicle rear end) Ground High mounted stoplamp Hinged side door Hot at all times Hot in start or run Int lps out Interior Left front door ajar switch Left vanity mirror lamp Main light switch Nca Passenger side exterior rear view mirror Puddle lamp relay (bottom of left "b" pillar) Rear doors ajar switch Red/ pnk Remote keyless entry module (behind left "b" pillar) Right front door ajar switch Right side door ajar switch Right sliding door ajar switch Right vanity mirror lamp Rv van S216 S221 S223 S235 S246 (near breakout to c248) S260 S290 S294 S296 S300 S404 (in taillamp wiring harness, near breakout to high mounted stoplamp) S500 S900 (near breakout to c934) Side door ctsy sw Sliding side door To s301 and s302 (diagram 2 of 2) W/ full headliner W/o full headliner Warning system Courtesy Lamps Wiring Diagram, Except Cutaway with Entertainment System (2 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Courtesy Lamps Wiring Diagram, Except Cutaway with Entertainment System (2 of 2) for Ford Econoline E350 Super Duty 2003: 21 (in taillamp wiring harness, near breakout to c311) s302 Cargo lamp From s259 and s296 (diagram 1 of 2) Front interior/ map lamps assembly G400 (at left side of vehicle rear end) High mounted stoplamp Illumination wiring harness, near breakout to c934) s900 Interior lamp Left vanity mirror lamp Nca Near breakout to interior lamp) Rear doors ajar switch Rear interior lamp Right vanity mirror lamp S300 S301 (in taillamp wiring harness, near breakout to c311) S402 S405 (near breakout to high mounted stoplamp) S913 Wiring harness, near breakout to high mounted stoplamp) s404 Wiring harness, near breakout to interior lamp) s911 Courtesy Lamps Wiring Diagram, Except Cutaway without Entertainment System (1 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Courtesy Lamps Wiring Diagram, Except Cutaway without Entertainment System (1 of 2) for Ford Econoline E350 Super Duty 2003: 57 (at left side of vehicle rear end) g400 (in taillamp wiring harness, near breakout to c311) s302 (near breakout to high mounted stoplamp) s405 87a C3140b Central junction box (left side of dash, near kick panel) Driver side exterior rear view mirror Ends in harness Except rv van Front interior/ map lamps assembly Fuse 15a Fuse 20a G204 (left side of dash) G400 (at left side of vehicle rear end) Ground ground battery ground High mounted stoplamp Hinged side door Hot at all times Hot in start or run Int lps out int lps out Interior Left front door ajar switch Left vanity mirror lamp Main light switch Nca Passenger side exterior rear view mirror Puddle lamp relay (bottom of left "b" pillar) Rear doors ajar switch Red/ pnk Remote keyless entry module (behind left "b" pillar) Right front door ajar switch Right side door ajar switch Right sliding door ajar switch Right vanity mirror lamp Rv van S216 S221 S223 S231 (near breakout to c248) S235 S246 (near breakout to c248) S259 (near breakout to left middle speaker) S260 S300 S301 (near breakout to c311) S402 S404 (in taillamp wiring harness, near breakout to high mounted stoplamp) S500 S900 (near breakout to c934) Side door ctsy sw c3140a Sliding side door To s301 and s302 (diagram 2 of 2) W/ full headliner W/ remote keyless entry W/o full headliner W/o remote keyless entry Warning system Courtesy Lamps Wiring Diagram, Except Cutaway without Entertainment System (2 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Courtesy Lamps Wiring Diagram, Except Cutaway without Entertainment System (2 of 2) for Ford Econoline E350 Super Duty 2003: 21 (in taillamp wiring harness, near breakout to c311) s302 Cargo lamp From s259 and s296 (diagram 1 of 2) Front interior/ map lamps assembly G400 (at left side of vehicle rear end) High mounted stoplamp Illumination wiring harness, near breakout to c934) s900 Interior lamp Left vanity mirror lamp Nca Near breakout to interior lamp) Rear doors ajar switch Rear interior lamp Right vanity mirror lamp S300 S301 (in taillamp wiring harness, near breakout to c311) S402 S405 (near breakout to high mounted stoplamp) S913 Wiring harness, near breakout to high mounted stoplamp) s404 Wiring harness, near breakout to interior lamp) s911 Instrument Illumination Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Instrument Illumination Wiring Diagram for Ford Econoline E350 Super Duty 2003: 44 (5) bulbs (ends in harness) (not used) (w/ rse) Air bag sliding contact C2188a C218b C220a C294e C3077a C951b Central junction box (left side of dash, near kick panel) Cutaway Dimmer Except cutaway Except stripped chassis Front function selector switch assembly (w/ manual a/c) Fuse 20a Fuse 5a G203 (at left side of dash) G207 (at center of dash) Head Hot at all times I/p lamp feed Ign Illumination Instrument cluster Instrument cluster, warning system Main light switch Nca Off Park Radio Rear function selector switch assembly Rear seat entertainment module (in floor console) S202 S207 S212 (in main wiring harness, near breakout to instrument cluster) S218 S284 Side marker lamps Speed control switch Stripped chassis W/ rear seat entertainment system
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 5) for Ford Econoline E350 Super Duty 2003 List of elements for Power Distribution Wiring Diagram (1 of 5) for Ford Econoline E350 Super Duty 2003: 86 module (gpcm) (e550 : in engine control sensor harness, near breakout to battery junction box) (5.4l ngv: in engine control sensor harness, near breakout to c219) s183 (ends in harness) (except stripped (except stripped chassis) s225 s280 (in breakout to battery junction box) s101 (in engine control sensor harness, in breakout to abs control module) (in engine control sensor harness, in breakout to battery junction box) s116 (in engine control sensor harness, near breakout to c219) s115 (in fuel charge wiring harness, near breakout to glow plug control module) s192 (in fuel charge wiring harness, near breakout to manifold intake air heater relay) (in starter relay to fuse junction panel harness, in breakout to starter relay) (in window regulator relay switch harness, near breakout to c248) s254 (in window regulator relay switch harness, w/o rse: near breakout to central jb) w/ rse: near breakout to c237) 5.4l ngv A/c clutch relay Abs control module Battery Battery 2 (diesel) Battery junction box (bjb) (in left front of engine compt) Blower motor relay Breakout to c237) (stripped chassis: in breakout to ignition switch) C1273a C1273b C3140b California Central junction box (cjb) (left side of dash, near kick panel) Chassis: near Clearance lamp relay (e550) Console 1 power point (w/ rear seat entertainment system) Console 2 power point (w/ rear seat entertainment system) Cutaway Daytime running lamps (drl) module E550 Except california Except cutaway Except stripped chassis From a fuse 15 (diagram 1 of 5) Fuel pump relay Fuse Fuse 10a Fuse 15a Fuse 20a Fuse 20a (e550) Fuse 30a Fuse 30a (diesel) Fuse 40a Fuse 50a Fuse 60a Fused battery feed Generator Glow plug control Glow plug relay Horn relay Injector driver module (idm) power relay Main light switch Manifold intake air heater relay Modified vehicle power Natural gas vehicle (ngv) module Nca Power point (except cutaway) Rear a/c blower speed relay 1 Red Remote keyless entry Remote keyless entry module S1008 S1010 (in alternator rectifier system wiring harness, in breakout to battery junction box) S1011 (in alternator rectifier system wiring harness, in breakout to battery junction box) S1012 (7.3l di turbo disel) (in alternator to starter motor solenoid harness, near breakout to starter relay) S1020 S178 (7.3l di turbo disel) (in alternator rectifier system wiring harness, in breakout to c1282) S187 (in fuel charge wiring harness, near breaqkout to starter relay) S191 S233 S235 S257 (in window regulator relay switch harness, near breakout to c311) S266 Secondary generator (diesel) Starter motor Starter relay Stripped chassis To fuse 17 (diagram 1 of 5) To fuse 9 (diagram 2 of 5) To ignition switch (diagram 3 of 5) Trailer electronic brake control connector W/ rse Power Distribution Wiring Diagram (2 of 5) for Ford Econoline E350 Super Duty 2003 List of elements for Power Distribution Wiring Diagram (2 of 5) for Ford Econoline E350 Super Duty 2003: 85 (in breakout to battery junction box) (in engine control sensor harness, near breakout to c237) (except stripped chassis, cutaway) s129 (in left front door window regulator harness, near breakout to master window/door lock/unlock switch) s506 (in main wiring harness, in breakout to c219) s218 (in main wiring harness, near breakout to c219) (stripped chassis, cutaway) s2020 (in main wiring harness, under left side of dash) s276 (in window regulator relay switch harness, near breakout to c248) (in window regulator relay switch harness, near breakout to ignition switch) s227 (in window regulator relay switch harness, near breakout to ignition switch) s230 (not used) (stripped chassis: in engine 1.2 mh Aux battery Auxiliary battery relay Batt Battery 2 Battery charge trailer tow relay Battery junction box (bjb) (in left front of engine compt) Brake pedal position switch Brake pressure switch Breakout to battery junction box) C202a C202b C2188a C220a C3077a C3140a Central junction box (cjb) (left side of dash, near kick panel) Control Data link connector (dlc) Dealer- fitted Driver side front seat adjust switch Electronic crash sensor (ecs) module Except stripped chassis Except stripped chassis, cutaway Exterior rear view mirror switch From b fuse 12 (diagram 1 of 5) Front cigar lighter Front passenger window/ door lock switch Fuse 10a Fuse 15a Fuse 20a Fuse 25a Fuse 30a Fuse 40a 60a Fuse 5a Fuse 60a G203 (left side of dash) Hinged side door Instrument cluster Main light switch Master window/ door lock/ unlock switch Memory lock module (sliding side door) Multi- function switch Nca Near kick panel) Off Parking lamp trailer tow relay Pcm power relay Power choke 1 Power point Powertrain control module (pcm) Radio Rear doors door lock switch Rear seat entertainment (rse) module Red Remote keyless entry module Reversing lamp trailer tow relay Rke only Rse system S108 S109 (in engine control sensor harness, in breakout to battery junction box) S110 (in engine control sensor harness, in breakout to battery junction box) S148 S175 (except stripped chassis : in engine control sensor harness, in sensor harness, near breakout to c219) S207 S237 Stop lamp relay Stripped chassis To fuse 4 (diagram 5 of 5) Video cassette player W/ remote keyless entry W/o aux battery W/o remote keyless entry W/o rse system Power Distribution Wiring Diagram (3 of 5) for Ford Econoline E350 Super Duty 2003 List of elements for Power Distribution Wiring Diagram (3 of 5) for Ford Econoline E350 Super Duty 2003: 70 (behind left side of dash) in-line fuse (dealer- fitted) (ends in harness) (in engine control sensor harness, in breakout to battery junction box) s113 (in engine control sensor harness, near breakout to c237) (except stripped chassis) s131 (in interior illumination wiring harness, near breakout to c934) s900 (in interior lamps wiring harness, near breakout to interior lamp) s912 (in main wiring harness, near breakout to c219) (stripped chassis) s282 (near breakout to overdrive cancel switch) s281 s229 (near breakout to ignition switch) (not used) (stripped chassis) (except stripped chassis) A/c demand signal Abs control module Acc Auxiliary battery Auxiliary battery relay Auxiliary powertrain control module (apcm) (diesel) Brake shift interlock Breakout to front function selector switch assembly) s203 C202a C220a C294a Cargo lamp Central junction box (cjb) (left side of dash, near kick panel) Daytime running lamps (drl) module Dealer fitted Dealer- fitted Digital transmission range (dtr) sensor Electronic crash sensor (ecs) module Except stripped chassis From fuse 4 j (diagram 5 of 5) From splice s225 c (diagram 1 of 5) From splice s225 d (diagram 1 of 5) Front function selector switch assembly Front interior/ map lamps assembly (wagon) Full headliner Fuse Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse 5a High mounted stoplamp Ign Ignition switch Instrument cluster Interior lamp Left vanity mirror lamp Lock Multi- function switch Nca Near breakout to c237) Off Rear doors door ajar switch Rear interior lamp Red/ Right vanity mirror lamp Run Rv van S249 (in window regulator relay switch harness, red/ S302 (in taillamp wiring harness, near breakout to c311) Speed control servo (except stripped chassis) Start Stripped chassis Temperature blend door actuator To c237) To fuse 2 (diagram 4 of 5) To fuse 34 (diagram 4 of 5) To fuse 9 (diagram 5 of 5) W/o full headliner Power Distribution Wiring Diagram (4 of 5) for Ford Econoline E350 Super Duty 2003 List of elements for Power Distribution Wiring Diagram (4 of 5) for Ford Econoline E350 Super Duty 2003: 68 (4.6l) (5.4l) (4.6l) (in engine control sensor & fuel charge wiring harness, at right center of engine) (5.4l) s161 (in engine control sensor & fuel charge wiring harness, at right center of engine) s161 (in engine control sensor harness, at left rear of engine compartment) s127 (in window regulator relay switch harness, near breakout to ignition switch) (in window regulator relay switch harness, near breakout to inertia fuel shutoff switch) s265 (in window regulator relay switch wiring harness, at left side of dash) s216 4.2l 4.6l/5.4l 6.8l Battery junction box (bjb) (in left front of engine compt) C2188a C220a C220c C3217 Central junction box (cjb) (left side of dash, near kick panel) Coil on plug (cop) 1 Coil on plug (cop) 10 Coil on plug (cop) 2 Coil on plug (cop) 3 Coil on plug (cop) 4 Coil on plug (cop) 5 Coil on plug (cop) 6 Coil on plug (cop) 7 Coil on plug (cop) 8 Coil on plug (cop) 9 Digital transmission range (dtr) sensor Except stripped chassis From fuse 8 (diagram 4 of 5) (4.2l) From fuse 8 (diagram 4 of 5) (4.6l/5.4l) From fuse 8 (diagram 4 of 5) (6.8l) From ignition switch f (diagram 3 of 5) From ignition switch g (diagram 3 of 5) Fuel heater (diesel) Fuel pump relay Fuse 10a Fuse 15a Fuse 30a Fuse 5a Idle validation switch (diesel) Ignition coil Ignition transformer capacitor 1 Ignition transformer capacitor 2 Injector driver module (idm) power relay Instrument cluster Natural gas vehicle (ngv) timer jumper Nca Overdrive cancel switch Pcm power diode Pcm power relay Puddle lamp relay Radio (except stripped chassis) S146 (in engine control sensor harness, near breakout to c219) S150 (in engine control sensor & fuel charge wiring harness, near breakout to coil on plug 3) S156 s193 (in engine control sensor & fuel charge wiring harness, near breakout to coil on plug 8) S162 (in engine control sensor & fuel charge wiring harness, near breakout to fuel injector 8) S213 (in main wiring harness, near breakout to instrument cluster) S267 (in main wiring harness, near breakout to electronic crash sensor module) S269 Stripped chassis Tan/ red Tan/red To ignition coils (gasoline engines) or glow plug relay (diesel engine) (diagram 4 of 5) Vacuum warning switch (diesel) W/ diesel W/ ngv Warning buzzer/ chime module (except stripped chassis) Power Distribution Wiring Diagram (5 of 5) for Ford Econoline E350 Super Duty 2003 List of elements for Power Distribution Wiring Diagram (5 of 5) for Ford Econoline E350 Super Duty 2003: 55 (in engine control sensor harness, in breakout to windshield wiper motor) s128 (in main wiring harness, at center of dash) s208 (in main wiring harness, near breakout to brake pedal position switch) s219 (in window regulator relay switch harness, near breakout to temperature blend door actuator) s221 (in window regulator relay switch harness, near breakout to g204) (in window regulator relay switch harness, near breakout to ignition switch) s294 (in window regulator relay switch harness, near breakout to inertia fuel shutoff switch) s290 (in window regulator relay switch harness, near breakout to temperature blend door actuator) s221 Battery charge trailer tow relay Battery junction box (bjb) C2188a C3140a Central junction box (cjb) (left side of dash, near kick panel) Circuit breaker 20a Courtesy switch feed (taped in harness) Diesel Ends in harness (cutaway) Except cutaway Except diesel Except stripped chassis From e fuse 28 (diagram 2 of 5) From ignition switch (diagram 3 of 5) Front passenger window/ door lock switch Fuse 15a Fuse 30a Fuse 4 15a (stripped chassis) Fuse 4 15a (w/ rear seat entertainment) Fuse 4 15a (w/o rear seat entertainment) Fuse 5a Hinged side doors Ignition switch feed Left front door ajar switch Left video display Main light switch Master window/ door lock unlock switch Nca Overhead console Radio Rear doors door lock switch Remote keyless entry Remote keyless entry module Right front door ajar switch Right sliding or side door ajar switch Right sliding/ side door ajar switch Right video display S236 (in window regulator relay switch harness, under left side of dash) S296 Shutoff switch) s290 Sliding side door Stripped chassis To high mounted stoplamp (diagram 3 of 5) To splice s302 (diagram 3 of 5) Video cassette player Windshield wiper motor Wiper control module (wcm)
POWER DOOR LOCKS Door Lock Wiring Diagram, with Hinged Side Door for Ford Econoline E350 Super Duty 2003 List of elements for Door Lock Wiring Diagram, with Hinged Side Door for Ford Econoline E350 Super Duty 2003: 22 (near (near breakout to driver side front power window motor) s503 (not used) Breakout to c248) s238 Breakout to g204) s239 Central junction box (cjb) (left side of dash, near kick panel) Front passenger window/ door lock switch Fuse 20a G204 (left side of dash) Hot at all times Left front door lock actuator Lock Master window/ door lock/ unlock switch Rear doors door lock switch Rear doors lock actuator Red Right front door lock actuator Right side door lock actuator S237 S502 (in breakout to left front door lock actuator) S600 Unlk Door Lock Wiring Diagram, with Keyless Entry for Ford Econoline E350 Super Duty 2003 List of elements for Door Lock Wiring Diagram, with Keyless Entry for Ford Econoline E350 Super Duty 2003: 63 (in window regulator relay switch harness, near breakout to c311) (in window regulator relay switch harness, near breakout to g204) (left side of dash) g204 (near breakout to c248) s238 Battery C3140a C3140b C3235 c384 C806 C807 Central junction box (cjb) (left side of dash, near kick panel) Diesel w/ rse Door lock Early production Exterior lights system Front passenger window/ door lock switch Fuse 15a Fuse 20a Fuse 30a Fuse 5a Ground Horn relay ctrl Horns system Hot at all times Hot in acc or run Ignition Int lamps out Interior lights system Late production Left front door lock actuator Lf door lock Light switch in Lock Lock in Master window/ door lock/ unlock switch Others Rear doors door lock switch Rear doors lock actuator Remote keyless entry module (behind left "b" pillar) Rf door lock Right front door lock actuator Right side door lock actuator Right sliding door contact switch S221 S235 S239 (near breakout to g204) S245 S251 S252 S255 S257 S258 (near breakout to left middle speaker) S260 S290 S296 S506 Side door lock Side door sw in Side/rear lock Unlock Unlock in W/ hinged door W/ sliding door Door Lock Wiring Diagram, with Sliding Side Door for Ford Econoline E350 Super Duty 2003 List of elements for Door Lock Wiring Diagram, with Sliding Side Door for Ford Econoline E350 Super Duty 2003: 36 (behind left "b" pillar) memory lock module (in breakout to left front door lock actuator) s502 (left side of dash) g204 (near breakout to c204) (near breakout to driver side front power window motor) Battery C3235 C384 C806 c807 Central junction box (cjb) (left side of dash, near kick panel) Early production Front passenger window/ door lock switch Fuse 20a G204 (left side of dash) Ground Hot at all times Late production Left front door lock actuator Lock Lock in Lock out Master window/ door lock/ unlock switch Rear doors door lock switch Rear doors lock actuator Red Right front door lock actuator Right side door lock actuator Right sliding door contact switch S235 S237 S238 (near breakout to c248) S239 S503 S600 Unlk Unlock in
POWER MIRRORS Power Mirrors Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Power Mirrors Wiring Diagram for Ford Econoline E350 Super Duty 2003: 23 Central junction box (cjb) (left side of dash, near kick panel) Down Driver side exterior rear view mirror Exterior rear view mirror switch Fuse 5a G204 (left side of dash) Horizontal Hot at all times Interior lights system Left Left/ right Left/ right m Mirror select Nca Passenger side exterior rear view mirror Red Right S500 S504 (in front top of driver door) S506 (w/ remote keyless entry) Up/ down m Vertical W/ puddle lamps
POWER SEATS Power Seats Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Power Seats Wiring Diagram for Ford Econoline E350 Super Duty 2003: 18 (w/ rse) (w/o rse) Central junction box (left side of dash, near kick panel) Driver seat front height motor Driver seat horizontal motor Driver seat rear height motor Entire seat Front driver side seat adjust switch Front of seat Fuse 30a Fwd G204 (left side of dash) Hot at all times Nca Rear of seat Rwd S299 S315
POWER WINDOWS Power Windows Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Power Windows Wiring Diagram for Ford Econoline E350 Super Duty 2003: 11 Central junction box (cjb) (left side of dash, near kick panel) Circuit breaker 43 20a Driver side front power window motor Front passenger window/ door lock switch G204 (left side of dash) Hot in run or acc Master window/ door lock/ unlock switch Passenger side front power window motor S236 S500 S501 (in left front door window regulator harness, near breakout to master window/ door lock/unlock switch)
RADIO Radio Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Radio Wiring Diagram for Ford Econoline E350 Super Duty 2003: 50 (at left side of dash) g203 (in window regulator relay switch harness, near breakout to temperature blend door actuator) (in window regulator relay switch harness, near breakout to c311) (not used) Antenna C2188a C3235 C384 C806 C807 Central junction box (left side of dash, near kick panel) Cutaway, e550 Early production Fuse 15a Fuse 5a G200 (at right side of dash) Ground Hinged side door Hot at all times Hot in park or head Hot in run or acc Hot in start Illumination L front speaker L rear speaker Late production Left front speaker Left middle speaker (w/ 6 speakers) Left rear speaker Memory power Nca Noise reduction Power R front speaker R rear speaker Radio Right front speaker Right middle speaker (w/ 6 speakers) Right rear speaker Right sliding door contact switch S202 S204 S212 S240 S241 S243 S244 S245 Sliding side door Van, wagon Radio Wiring Diagram, with Rear Entertainment (1 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Radio Wiring Diagram, with Rear Entertainment (1 of 2) for Ford Econoline E350 Super Duty 2003: 51 (at center of vehicle floor) g301 (at left side of dash) g203 (in breakout to c210) (in breakout to c3138) s2006 (near breakout to c3053) (near breakout to c3053) s2007 (near breakout to electronic crash sensor module) (near breakout to inertia fuel (near breakout to radio) (near breakout to radio) s274 Antenna C2188a C2188b Central junction box (left side of dash, near kick panel) Fuse 15a Fuse 5a G200 (at right side of dash) Ground Hot at all times Hot in park or head Hot in run or acc Hot in start Illumination L front speaker L rear speaker Left front speaker Memory power Nca Noise reduction Power R front speaker R rear speaker Radio Red Right front speaker S2003 S2008 S202 S204 S212 S222 S245 S272 S273 S289 S291 S293 Shield Shutoff switch) Signal Tan Radio Wiring Diagram, with Rear Entertainment (2 of 2) for Ford Econoline E350 Super Duty 2003 List of elements for Radio Wiring Diagram, with Rear Entertainment (2 of 2) for Ford Econoline E350 Super Duty 2003: 51 (at right side of dash) g200 (in breakout to c983) (in breakout to left video display) (in breakout to right video display) (in window regulator relay switch harness, near breakout to c311) s243 (left side of dash) g204 (near breakout to c311) s298 (near breakout to c340) (near breakout to c925) s914 (near breakout to right video display) C3077a C3077b C3235 C384 C806 C807 Early production G300 (at center of vehicle floor) G400 (at left side of vehicle rear end) Ground Interior lights system Late production Left middle speaker Left rear speaker Left video display Nca Power Power choke 1 Rear seat entertainment module Red Right middle speaker Right rear speaker Right sliding door contact switch Right video display S2005 (in breakout to c3138) S2009 (in breakout to c299) S235 S240 (near breakout to temperature blend door actuator) S288 (in window regulator relay switch harness, near breakout to c311) S297 S323 S381 (in breakout to c299) S915 S916 S920 (in breakout to right video display) S921 S941 Shield Signal Tan Video cassette player
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Shift Interlock Wiring Diagram for Ford Econoline E350 Super Duty 2003: 16 Brake pedal position (bpp) switch (on bracket, above brake pedal) Brake shift interlock (below right side of steering column) Central junction box (left side of dash, near kick panel) Fuse 11 15a Fuse 6 10a G203 (except stripped chassis) (at left side of dash) G207 (stripped chassis) (at center of dash) Hot at all times Hot in run S131 (except stripped chassis) S134 (except stripped chassis) (at left rear of engine compt) S207 (except stripped chassis) S282 (stripped chassis) S286 (stripped chassis) Shift lock solenoid Solid state
STARTING/CHARGING Charging Wiring Diagram, without Dual Generators for Ford Econoline E350 Super Duty 2003 List of elements for Charging Wiring Diagram, without Dual Generators for Ford Econoline E350 Super Duty 2003: 32 (exc stripped chassis) (exc stripped chassis) (stripped chassis) (in right front corner of engine compt, near battery) starter relay (stripped chassis) Acc Auxiliary powertrain control module (apcm) (7.3l) (behind left side of dash) Battery Battery junction box (bjb) (in left front of engine compt) C102a C220c C22oc Central junction box (cjb) (left side of dash, near kick panel) Charge indicator Fuse 5a Fuse 60a G107 (at right side of engine compt) Generator Ground distribution system Ignition switch Instrument cluster Lock Off Red Run S1008 S1010 S1011 S225 S229 s281 S280 Start Starter motor Starting Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Starting Wiring Diagram for Ford Econoline E350 Super Duty 2003: 26 (stripped chassis) (exc stripped chassis) 5.4l cng Acc Battery Battery junction box (bjb) (in left front of engine compt) Central junction box (cjb) (left side of dash, near kick panel) Digital transmission range (dtr) Fuse 10a Fuse 60a G107 (at right side of engine compt) Ground distribution system Ignition switch Lock Natural gas vehicle (ngv)timer jumper (near pcm, on left rear of engine compt) Not used Off Power distribution system Red Run S1008 S269 Sensor (on left side of transmission) Start Starter motor Starter relay (in right front corner of engine compt, near battery) Tan/ red
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Supplemental Restraints Wiring Diagram for Ford Econoline E350 Super Duty 2003: 60 (in window regulator relay switch harn, near breakout to c237) s228 Abs control module (at left side of engine compartment) Air bag bracket Air bag bracket (right side dash panel) Air bag ind Air bag indicator Air bag sliding contact Battery C135 C220c C303 C323 Central junction box (cjb) (left side of dash, near kick panel) Crash sensor Data link connector (dlc) (partial) (below left side of dash) Door open input Driver air bag Driver air bag unit Driver door open input Driver safety belt retractor pretensioner (under driver seat) Electronic crash sensor (ecs) module (behind right side of dash) Feed Forward crash sensor (in front center of engine compartment, behind grille) Fuse 2.14 5a Fuse 2.19 10a Fuse 2.38 10a Fuse 2.4 15a G204 (left side of dash) G206 (right side dash) Ground Hot at all times Hot in run Hot in run or start Ignition Instrument cluster Iso bus Left front door ajar switch (left rocker panel) Nca Pass air bag Passenger air bag module Passenger safety belt retractor pretensioner (under passenger seat) Pnk Preten feed Preten return Pretensioner feed Pretensioner nca Pretensioner return Red/ pnk Red/pnk S201 (in main wiring harn, near breakout to electronic crash sensor module) S221 S235 S265 S267 S275 (in main wiring harn, near breakout to instrument cluster) Safety belt buckle sw input Safety belt buckle switch input Shorting bar Shorting bar engaged when module connector is disconnected from harness (shorting bars are connected between following pins: 1-15, 7-21 & 14-28) Warning buzzer/ chime module (behind center of dash)
TRANSMISSION
4.2L 4.2L, A/T Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for 4.2L, A/T Wiring Diagram for Ford Econoline E350 Super Duty 2003: 97 (center of dash) (w/ stripped chassis) g207 (center rear of engine compt) (eng control harn, near breakout to c1033) (in battery junction box) (left rear of engine compt) (near diff press feed- back egr sensor) (top front center of eng) instrumentation engine coolant temperature sensor (trans ctrl harn, rear of engine) 4r70w transmission Abs system, warning buzzer module Battery junction box Battery junction box (left front of engine compt) Bpp Brake pedal position switch (on bracket, above brake pedal) C220a C220b C220c Central junction box (behind left side of dash) Cht Cruise control system Cylinder head temperature sensor Data (+) Data (-) Data link connector (below left side of dash) Digital transmission range sensor Ect Electronic pressure control solenoid Engine controls Epc Exterior lights Fuse 10a Fuse 15a Fuse 30a Fuse 5a G101 (right front of eng compt) G101 (right front of engine compt) G203 (w/o stripped chassis) (left side of dash) Gen data Gnd Hot at all times Hot in run or start Ignition coil, radio noise capacitor Instrument cluster Instrument cluster system Kapwr Maf Malfunction indicator lamp Mass airflow (maf) sensor (top center of engine compt) Mil Multifunction switch, deavtiator switch Nca Od off Oss Output shaft speed sensor (left side of transmission) Overdrive cancel switch Pcm diode Pcm power relay Powertrain control module (pcm) (left rear of engine compartment, near brake master cylinder) Pwr in Red S100 S102 S103 S110 S127 S133 (in breakout to c134) (left rear of engine compt) S134 (eng ctrl harn, left rear of eng compt) S135 (eng ctrl harn, near pcm breakout) S137 (eng ctrl harn, near breakout to pcm) S138 S140 S142 S169 S175 S213 S268 Shift solenoids Sig rtn Speedometer Ssa Ssb Tcc Tcil Tcs Tft Throttle position sensor (tps) (on top of engine, near air intake) Torque converter clutch solenoid Tps Tr1 Tr2 Tr3 Tr4 Transmission fluid temperature sensor Vref Vss W/ stripped chassis W/o stripped chassis
4.6L 4.6L, A/T Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for 4.6L, A/T Wiring Diagram for Ford Econoline E350 Super Duty 2003: 96 (4.6l) (5.4l) (behind center of dash) (w/ stripped chassis) g207 (center rear of engine compt) (eng control harn, near breakout to a/c pressure cutout switch) (fuel charge harn, left center of engine) (in battery junction box) (left rear of engine compt) (right front of engine compt) (top front center of eng) instrumentation engine coolant temperature sensor (trans ctrl harn, rear of engine) 4r70w transmission Abs system, warning buzzer module Battery junction box Battery junction box (left front of engine compt) Bpp Brake pedal position switch (on bracket, above brake pedal) C220a C220b C220c Central junction box (behind left side of dash) Cht Cruise control system Cylinder head temperature sensor Data (+) Data (-) Data link connector (below left side of dash) Digital transmission range sensor Ect Electronic pressure control solenoid Engine controls Epc Exterior lights Fuse 10a Fuse 15a Fuse 30a Fuse 5a G101 G101 (right front of engine compt) G203 (w/o stripped chasis) (behind upper left side of dash) Gen data Gnd Hot at all times Hot in run or start Ignition coil, radio noise capacitor Instrument cluster Instrument cluster system Kapwr Maf Malfunction indicator lamp Mass airflow (maf) sensor (top center of engine compt) Mil Multifunction switch, deavtiator switch Nca Od off Oss Output shaft speed sensor (left side of transmission) Overdrive cancel switch Pcm diode Pcm power relay Powertrain control module (pcm) (left rear of engine compt, near brake master cylinder) Pwr in Red S102 S110 S127 S133 (eng ctrl harn near a/c press cutout switch) S134 (eng ctrl harn, left rear of eng compt) S135 (eng ctrl harn, near breakout to pcm) S137 (eng ctrl harn, near breakout to pcm) S138 S140 S142 S154 s157 S169 S175 S213 S268 Shift solenoids Sig rtn Speedometer Ssa Ssb Tcc Tcil Tcs Tft Throttle position sensor (tps) (on top of engine, near air intake) Torque converter clutch solenoid Tps Tr1 Tr2 Tr3 Tr4 Transmission fluid temperature sensor Vref Vss
5.4L 5.4L, A/T Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for 5.4L, A/T Wiring Diagram for Ford Econoline E350 Super Duty 2003: 96 (4.6l) (5.4l) (behind center of dash) (w/ stripped chassis) g207 (center rear of engine compt) (eng control harn, near breakout to a/c pressure cutout switch) (fuel charge harn, left center of engine) (in battery junction box) (left rear of engine compt) (right front of engine compt) (top front center of eng) instrumentation engine coolant temperature sensor (trans ctrl harn, rear of engine) 4r70w transmission Abs system, warning buzzer module Battery junction box Battery junction box (left front of engine compt) Bpp Brake pedal position switch (on bracket, above brake pedal) C220a C220b C220c Central junction box (behind left side of dash) Cht Cruise control system Cylinder head temperature sensor Data (+) Data (-) Data link connector (below left side of dash) Digital transmission range sensor Ect Electronic pressure control solenoid Engine controls Epc Exterior lights Fuse 10a Fuse 15a Fuse 30a Fuse 5a G101 G101 (right front of engine compt) G203 (w/o stripped chasis) (behind upper left side of dash) Gen data Gnd Hot at all times Hot in run or start Ignition coil, radio noise capacitor Instrument cluster Instrument cluster system Kapwr Maf Malfunction indicator lamp Mass airflow (maf) sensor (top center of engine compt) Mil Multifunction switch, deavtiator switch Nca Od off Oss Output shaft speed sensor (left side of transmission) Overdrive cancel switch Pcm diode Pcm power relay Powertrain control module (pcm) (left rear of engine compt, near brake master cylinder) Pwr in Red S102 S110 S127 S133 (eng ctrl harn near a/c press cutout switch) S134 (eng ctrl harn, left rear of eng compt) S135 (eng ctrl harn, near breakout to pcm) S137 (eng ctrl harn, near breakout to pcm) S138 S140 S142 S154 s157 S169 S175 S213 S268 Shift solenoids Sig rtn Speedometer Ssa Ssb Tcc Tcil Tcs Tft Throttle position sensor (tps) (on top of engine, near air intake) Torque converter clutch solenoid Tps Tr1 Tr2 Tr3 Tr4 Transmission fluid temperature sensor Vref Vss
WARNING SYSTEMS Warning Systems Wiring Diagram for Ford Econoline E350 Super Duty 2003 List of elements for Warning Systems Wiring Diagram for Ford Econoline E350 Super Duty 2003: 42 (at left side of dash) g203 (left side of dash) g204 (w/o rse) (w/ rse) Buckle switch C220a C220b C220c Central junction box (left side of dash, near kick panel) Crash sensor module) Door open Driver safety belt retractor pretensioner Fasten belts Fuse 15a Fuse 20a Gnd Ground Head Headlamps on Hot at all times Hot in start or run Ignition key switch Instrument cluster Interior lights system Key in ignition Left front door ajar switch Main light switch Micro- processor & engine immobilization indicator Nca Off Park Power Preten- sioner Red/pnk S201 (near breakout to electronic red/ pnk S207 S213 S218 S235 S275 (in main wiring harness, near breakout to instrument cluster) Safety belt ind Seat belt Warning buzzer/ chime module (behind center of dash)
WIPER/WASHER Wiper/Washer Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003 List of elements for Wiper/Washer Wiring Diagram, without Stripped Chassis for Ford Econoline E350 Super Duty 2003: 28 C202b Central junction box (cjb) (left side of dash, near kick panel) Common Fuse 30a G101 (at right front of engine compartment) G202 (at left side of dash) Ground Hot in run or acc Intrvl ctl Max Min Multi-function switch (at left side of dash) Off Park Park sw Power Run S143 S205 S208 Wash Windshield washer pump motor (attached to washer fluid reservoir, on right fender apron) Windshield wiper motor (left rear of engine compt) Wiper control module (wcm) (behind center of dash) Wiper high Wiper low Wiper mode Wshr pump
