Разделы схем — 24 (всего 40)
AIR CONDITIONING ANTI-LOCK BRAKES BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN DEFOGGERS ELECTRONIC POWER STEERING ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Compressor Wiring Diagram for Saturn Ion 1 2003 List of elements for Compressor Wiring Diagram for Saturn Ion 1 2003: 42 +5v A/c compressor clutch A/c diode A/c fuse 5 10a A/c on led A/c on/off A/c press A/c refrigerant pressure sensor (on lower right side of engine, below generator) A/c relay A/c request A/c switch A10 Aa1 Aa2 Aa3 Aa4 B11 Body control module (left rear of engine compartment, attached to master cylinder) Class 2 data Ect sens Engine control module (ecm) (at left side of eng compt) Engine coolant temperature sensor (right rear side of engine, near exhaust manifold) F10 G101 G203 (behind lower left side of dash, left of steering column) Hot at all times Hot in run or start Hvac control head Hvac fan switch Hvac fuse 7.5a Ign 3 volt Logic Low ref Off Red Run (ign 3) fuse 48 30a Run relay Run relay cntrl Run/ crank relay S233 (in i/p harn, 5 cm from ambient light sensor breakout) Sp101 (in forward lamp harn, near left headlamp) Underhood fuse block (at left rear side of engine compartment) Heater Wiring Diagram for Saturn Ion 1 2003 List of elements for Heater Wiring Diagram for Saturn Ion 1 2003: 21 Aa1 Aa2 Aa3 Aa4 B11 Blower motor (behind lower right side of dash) Blower motor resistor assembly (behind lower right side of dash, behind glove box) Body control module (left rear of engine compartment, attached to master cylinder) G203 (behind lower left side of dash, left of steering column) Hot at all times Hvac control head Hvac fan switch Logic Off Red Run (ign 3) fuse 48 30a Run relay Run relay cntrl S260 (in i/p harn, 6.5 cm from blower motor breakout) Tan Underhood fuse block (at left rear side of engine compartment) Manual A/C Wiring Diagram for Saturn Ion 1 2003 List of elements for Manual A/C Wiring Diagram for Saturn Ion 1 2003: 63 (behind lower right side of dash, near "a" pillar) recirculation actuator +5v A/c compressor clutch A/c diode A/c fuse 5 10a A/c ind A/c press A/c refrigerant pressure sensor (on lower right side of engine, below generator) A/c relay A/c request A/c sig sw A/c switch A10 Aa1 Aa2 Aa3 Aa4 B11 Bi-lvl Blend Blower motor (behind lower right side of dash) Blower motor resistor assembly (behind lower right side of dash, behind glove box) Body control module (left rear of engine compartment, attached to master cylinder) Class 2 data Cool fan rel Cooling fan Cooling fan fuse 45 10a Def Ect sens Engine control module (ecm) (at left side of eng compt) Engine coolant temperature sensor (right rear side of engine, near exhaust manifold) F10 G101 G105 (on lower left rear of engine) G203 (behind lower left side of dash, left of steering column) Hot at all times Hot in run or start Htr Hvac control head Hvac fan switch Hvac fuse 7.5a Ign 3 volt Logic Low ref Mode sw sig Mode switch Off Rec dr ctrl a Rec dr ctrl b Rec sw sig Recirc ind Recirc switch Red Run (ign 3) fuse 48 30a Run relay Run relay cntrl Run/ crank relay S233 (in i/p harn, 5 cm from ambient light sensor breakout) S260 (in i/p harn, 6.5 cm from blower motor breakout) Sp101 (in forward lamp harn, near left headlamp) Tan Underhood fuse block (at left rear side of engine compartment) Vent
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram for Saturn Ion 1 2003 List of elements for Anti-lock Brakes Wiring Diagram for Saturn Ion 1 2003: 52 Abs 1 fuse 22 20a Abs 2 fuse 8 10a Abs fuse 40 40a Abs indicator Battery Body control module (bcm) (left rear of engine compartment, attached to master cylinder) Brake pressure modulator valve Class 2 serial data Electronic brake control module (left side of engine compartment) Engine control module (left side of engine compartment) Engine control system G109 (left rear side of engine compartment) G201 (lower left side of dash, left of steering column) Ground Hot at all times Hot in on or start Ign 1 Ign timing control Instrument cluster Left front wheel speed sensor Left rear wheel speed sensor Lf inlet solenoid valve Lf outlet solenoid valve Lf wheel speed ref Lf wheel speed sig Lr inlet solenoid valve Lr outlet solenoid valve Lr wheel sen ref Lr wheel sen sig Message center Pnk Red Rf inlet solenoid valve Rf outlet solenoid valve Rf wheel speed ref Rf wheel speed sig Right front wheel speed sensor Right rear wheel speed sensor Rr inlet solenoid valve Rr outlet solenoid valve Rr wheel sen ref Rr wheel sen sig S221 Stop fuse 15a Stop lamp switch (on brake pedal bracket) Stop sw input Tan Traction control indicator control Traction control switch (with traction control) Traction control switch signal Traction off indicator Underhood fuse block (left rear side of engine compartment)
BODY CONTROL MODULES Body Control Modules Wiring Diagram (1 of 2) for Saturn Ion 1 2003 List of elements for Body Control Modules Wiring Diagram (1 of 2) for Saturn Ion 1 2003: 77 (sedan) interior lights system (coupe) power tops system 5v ref A/c request sig A10 Acc pwr Acc voltage Air conditioning system Anti-lock brakes system Anti-theft system B(+) B11 Bcm class 2 ser data Body control module (behind lower center of instrument panel) Computer data lines system Defogger system Drl amb light sen ref Drl amb light sen sig Drv dr jamb sw sig Engine controls system Exterior lights system Fog lp rly ctrl Fog lp sw sig Fuel pump pwr Fuel pump rly ctrl G101 G201 (behind lower left side of dash, left of steering column) Ground Headlamps off sig Headlight system Headlights system High beam sig Horn rly ctrl Horns system Hot at all times Ign 1 pwr Ign 3 pwr Interior lights system Ip batt 1 fuse 39 30a Ip batt 1a fuse 47 30a Ip batt 2 fuse 41 40a Low beam pwr Low beam sig Low ref Lp dim ctrl Lt turn sig pwr Off/run/crank pwr Panel lp pwr Park brake sw sig Park lp pwr Pass dr jamb sw sig Pnk Power distribution system Power distribution system (ignition switch) Power windows system Pwr window sw lockout ctrl (sedan) Rear defog rly ctrl Rear defog sw sig Red Rt turn sig pwr Run (ign 3) fuse 48 30a Run/ crank fuse 38 30a Run/ crank relay Run/crank pwr S250 Security ind ctrl Shift interlock system Shift lk sol pwr Sp101 (behind left front headlamp) Stop lp sw sig Trac ctrl ind Trac ctrl sw sig Turn/haz sw pwr Underhood fuse block (left rear side of engine compt) Warning systems Washer pump ctrl Wiper sw sig 1 Wiper/washer system Body Control Modules Wiring Diagram (2 of 2) for Saturn Ion 1 2003 List of elements for Body Control Modules Wiring Diagram (2 of 2) for Saturn Ion 1 2003: 63 (sedan) Acc voltage Air conditioning system Anti-theft system B(+) Bcm class 2 ser data Blower motor pwr Body control module (behind lower center of instrument panel) Brake fluid lev sen sig Class 2 serial data Computer data lines system Courtesy lp low ctrl Cruise control or engine controls system Cruise control system Cruise control system & electronic power steering system Defogger system Door lk act lk ctrl Door lk act unlk ctrl Door locks system Engine controls system Exterior lights system Fog lp rly ctrl G301 (under driver's seat) Ground Ground (sedan) Headlight system Headlights system High beam sig Horn rly ctrl Horns system Ign 1 voltage Ign 3 voltage Inadvertent pwr Instrument cluster system Interior lights system Left turn sig lp pwr Lf dr lk act unlk ctrl Lo coolant lev ind sig Low beam sig Mirrors system Park lp pwr Pass dr jamb sw sig Pnk Power distribution system (aux power outlet) Power distribution system (ignition switch) Rear defog rly ctrl Red Right turn sig lp pwr Run/crank voltage S351 Shift interlock system Sound systems Stop lp sw sig Tan Transmissions system Trunk ajar ind ctrl Trunk rel motor pwr Trunk, tailgate, fuel doors system Warning systems Washer pump ctrl Wiper mtr park sw sig Wiper sw sig 2 Wiper/washer system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Saturn Ion 1 2003 List of elements for Computer Data Lines Wiring Diagram for Saturn Ion 1 2003: 35 (i/p harness 5cm from data link connector s205 121 ohm 5 speed transmission A11 A12 Bcm class 2 serial data Body control module (bcm) (left rear of engine compartment, attached to master cylinder) Class 2 serial data Contiuously variable ratio transmission Data link connector (under left side of dash) Ebcm class 2 serial data Electronic brake control module (ebcm) (left side of engine compartment) (with anti-lock brakes) Electronic power steering (eps) assembly (behind lower left of dash, attached to steering column) Engine control module (ecm) (left side of engine compartment) Eps class 2 serial data G201 (behind lower left side of dash, left of steering column) G203 (behind lower left side of dash, left of steering column) High speed gm lan serial data bus + High speed gm lan serial data bus - Hot at all times Instrument cluster Ipc class 2 serial data Lighter fuse 15a Resistor S215 (i/p harness 6mm from data link connector) S221 S233 S250 S260 Sdm class 2 serial data Tan Transmission control module (tcm) (left rear of engine compartment, near strut tower) Vcm class 2 serial data Vehicle communication interface module (vcim) (center of rear package shelf, between rear speakers) (with on-star system) Inflatable restraint sensing and diagnostic module (sdm) (under center console, behind emergency brake)
COOLING FAN Cooling Fan Wiring Diagram for Saturn Ion 1 2003 List of elements for Cooling Fan Wiring Diagram for Saturn Ion 1 2003: 24 B6 c2 Body control module (left rear of engine compt) Class 2 serial data Coolant level switch (attached to over flow container) Cooliing fan relay control Cooling fan fuse 45 30a Cooling fan motor Cooling fan relay D1 c1 Ect sensor sig Engine control module (left side of engine compt) Engine coolant temperature gage Engine coolant temperature sensor (right rear side of engine, near exhaust manifold) Erls fuse 10a G105 (on lower left rear of engine, above starter) Hot at all times Hot in acc or run Instrument cluster panel Logic Low coolant level ind sig Low ref Message center Pnk Underhood fuse block (left rear side of engne compt)
DEFOGGERS Defoggers Wiring Diagram for Saturn Ion 1 2003 List of elements for Defoggers Wiring Diagram for Saturn Ion 1 2003: 22 Body control module (left rear of engine compt) C2 a C2 a10 C2 a12 C3 a10 G101 G203 (behind lower left side of dash, left of steering column) G403 Hot at all times Hvac control assembly Logic Rear defog fuse 23 30a Rear defog indicator Rear defog relay Rear defog rly ctrl Rear defog switch Rear defor sw sig Rear window defogger grid S233 Sp101 (near left headlamp) Sp403 (near right rear speaker) Underhood fuse block (left rear side of engine compt)
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Saturn Ion 1 2003 List of elements for Electronic Power Steering Wiring Diagram for Saturn Ion 1 2003: 26 (+) (-) (-) c3 B(+) Body control module (left rear of engine compt) Class 2 serial data Computer data lines system Cruise control system Electric power steering motor Eps 1 fuse 43 30a Eps 2 fuse 42 30a Eps fuse 2a G109 (left rear side of engine compt) Ground Hot at all times Hot in run or start Ignition 1 Logic Pnk Power steering control module Red S227 Steering column assembly Torque sensor Underhood fuse bolck (left rear side of engine compt) W/ cruise control
ENGINE PERFORMANCE
2.2L VIN F 2.2L VIN F, Engine Performance Wiring Diagram (1 of 4) for Saturn Ion 1 2003 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (1 of 4) for Saturn Ion 1 2003: 53 (at left rear of engine compt, attached to master cylinder) (in i/p harn, 6 cm from data link connector breakout) s215 (w/ abs) (w/ electronic automatic cruise control) (w/ man a/c) 5 volt ref A/c comp rly A/c system Acc Acc volt Battery Body control module (bcm) Class 2 data Computer data lines system Cruise control module (ccm) (w/ electronic automatic cruise control) (behind lower left side of dash, above brake pedal) Cruise control system Cruise set sw Crz srvo cltch Crz srvo move Data class 2 Data link connector (dlc) (partial) (under lower left side of dash) Ecm fuse 9 10a Ecm/tcm fuse 1 10a Engine control module (at left side of engine compt) Evap vent sol Ftp sens sig Fuel lev sens Fuel pmp rly G101 (behind left front headlamp) Hot at all times Hot in run or start Ign 1 Ign sw fuse 1 2a Ignition switch Instrument cluster Logic Low ref Malfunc- tion indicator lamp Mil ctrl Off Pnk Resistor r201 (121 ohms) Run Run/ crank relay 28 Run/crank fuse 38 10a S205 (in i/p harn, 5 cm from data link connector breakout) S239 Ser data bus + Ser data bus - Start Stop lmp sw Tan Underhood fuse block (at left rear side of engine compt) 2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Saturn Ion 1 2003 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (2 of 4) for Saturn Ion 1 2003: 43 (at left rear of engine compt, attached to master cylinder) (at left side of engine compt) electronic brake control module 1-4 coil ctrl A/c refrigerant pressure sensor (w/ man a/c) (on lower right side of engine, below generator) Ba1 Ba2 Ba3 Ba4 Body control module (bcm) Cam sig out Class 2 data Cruise fuse 7.5a Csi pickup Fuel pump Fuel pump & sender assembly (inside fuel tank) Fuel pump fuse 15a Fuel pump relay Fuel sender Fuel tank pressure (ftp) sensor (mounted on top of fuel pump & sender assembly) G107 (at rear of engine) G301 (under driver's seat) Ground Hot at all times Hot in acc or run Hot in run or start Ic 1-4 Ic 2-3 Ign fuse 11 10a Ign volt Ignition Ignition coil Ignition control module (at top rear of engine, near oil fill cap) Inter connect Lower stop lamp switch (below left side of dash, attached to brake pedal bracket) Nca Nca 2-3 coil ctrl Pnk Red/pnk S351 Stop fuse 15a Underhood fuse block (at left rear side of engine compt) Upper stop lamp switch (below left side of dash, attached to brake pedal bracket) Vehicle speed sensor (vss) (w/ getrag 5 speed m/t) (at rear of engine transaxle) 2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Saturn Ion 1 2003 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (3 of 4) for Saturn Ion 1 2003: 22 (at left side of engine compt) evaporative emission canister purge solenoid (at rear of engine compt, in exhaust manifold) heated oxygen sensor 1 (at rear of engine compt, in exhaust near catalytic convertor) heated oxygen sensor 2 (coupe) (sedan) (under rear of vehicle, behind fuel tank) evaporative emission canister vent solenoid Crankshaft position sensor (on lower rear of engine, below oil filter) Engine coolant temperature sensor (on right rear side of engine, near exhaust manifold) Engine oil pressure (eop) switch (on lower left side of engine, above starter) Erls fuse 10 10a Hot in run or start Intake air temperature sensor (at left front of engine, attached to air cleaner outlet) Knock sensor (on lower left side of engine, below throttle body) Manifold absolute pressure sensor (on top rear of engine, behind throttle body) Nca Pnk Ser data + Ser data - Tan Throttle position sensor (mounted to throttle body) Transmission control module (at left rear of engine compt, near strut tower) Underhood fuse block (at left rear side of engine compt) 2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Saturn Ion 1 2003 List of elements for 2.2L VIN F, Engine Performance Wiring Diagram (4 of 4) for Saturn Ion 1 2003: 52 (in fuel inj harn, at breakout for manifold absolute pressure sensor) (w/ a/t) 5 volt ref A/c press sens Ckp sig Cmp sens sig Cool fan rly Cooling fans system Ect sig Engine control module (at left side of engine compt) Evap purge sol Fuel injectors G107 (at rear of engine) Gen f term Gen l term Ground Ho2s 1 htr hi Ho2s 2 htr lo Ho2s sen 1 hi Ho2s sen 1 lo Ho2s sen 2 hi Ho2s sen 2 lo Hot in run or start Iac coil a hi Iac coil a lo Iac coil b hi Iac coil b lo Iat sens Ic tim ctrl Idle air control valve (at top left front of engine, near throttle body) Inj 1 ctrl Inj 2 ctrl Inj 3 ctrl Inj 4 ctrl Injectors fuse 16 10a Knock sens Low ref Map signal Oil press sw Pnk Pnp/clutch sig Red S139 Ser data + Ser data - Start rly ctrl Starting/ charging system Tan Tp signal Underhood fuse block (at left rear side of engine compt) Vss sig hi Vss sig lo
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Saturn Ion 1 2003 List of elements for Back-up Lamps Wiring Diagram for Saturn Ion 1 2003: 22 (coupe) (sedan) A/t B12 Back-up fuse 15 10a Back-up switch (at left side of eng compt, on top of transaxle) C12 Exterior lights system F11 G401 G403 Hot in run or start Inside rearview mirror Left back-up lamp M/t Park neutral position switch (on top of transaxle) (closed in reversed) Pnk Right back-up lamp Sp401 (in body harn, near left rear speaker) Sp403 (in body harn, near right rear speaker) Underhood fuse block Underhood fuse block (at left rear side of engine compt) Exterior Lamps Wiring Diagram for Saturn Ion 1 2003 List of elements for Exterior Lamps Wiring Diagram for Saturn Ion 1 2003: 63 (coupe) (sedan) a (sedan) b (sedan) g Alc/ park relay Antilock brakes system Auto Bb1 Bb2 Bb3 Bb4 Body control module (left rear of engine compt, attached to master cylinder) C2 f12 C3 a12 Center high mounted stop lamp (6 bulbs) D11 E12 Engine/ transmission controls system G101 G201 (behind lower left side of dash, left of steering column) G203 (behind lower left side of dash, left of steering wheel) G401 G403 Hazard switch Head Headlamp switch Hot at all times Instrument panel cluster Interior lights system Left Left backup lamp Left front marker lamp (coupe) Left front park/ turn lamp Left tail/ stop lamp Left tail/ turn signal lamp Left turn ind Left turn signal input License lamp Logic Off Park Park fuse 15a Park lamp relay cntrl Right Right backup lamp Right front marker lamp (coupe) Right front park/ turn lamp Right tail/ stop lamp Right tail/ turn signal lamp Right turn ind Right turn signal input S221 S260 S270 (i/p harn, 5.5 cm from bcm breakout) S375 Sp101 (in forward lamp harn, near left headlamp) Sp401 (in body harn, near left rear speaker) Sp403 (in body harn, near right rear speaker) Stop fuse 15a Stop lamp switch (attached to brake pedal breacket) Turn switch Turn/ signal multifunction switch Underhood fuse block (at left rear side of engine compt)
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Saturn Ion 1 2003 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Saturn Ion 1 2003: 45 (coupe) (sedan) A/c compressor clutch A/c diode A10 Battery C1 (-) C1 (coupe) Cooling fan Coupe Electronic brake control module Engine control module (ecm) Engine power steering assembly F10 Fog lamp relay 26 G101 G103 (at lower left front side of engine compartment) G105 (on lower left rear of engine, above starter) G107 (at rear of engine) G109 (at left rear side of engine compartment) G12 G502 (right rear side of trunk) Horn Ignition control module L10 L11 Left fog lamp Left front marker lamp Left front park/turn signal lamp Not used Q11 Rear defog relay 34 Right fog lamp Right front marker lamp Right front park/turn signal lamp Run/crank relay 28 S175 (in engine harn, 10 cm from engine harness breakout) Sp101 (in forward lamp harn, near left headlamp) Transmission control module (tcm) Underhood fuse block (at left rear side of engine compartment) V10 Windshield washer fluid pump Windshield wiper motor assembly Wiper 1 relay 32 Wiper 2 relay 32 Ground Distribution Wiring Diagram (2 of 3) for Saturn Ion 1 2003 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Saturn Ion 1 2003: 54 (a/t) (behind lower left side of dash, left of steering column) g201 (coupe) c1 (in i/p harn, 10 cm from electronic power steering assembly breakout) s221 (in i/p harn, 5 cm from ambient light sensor breakout) (sedan) (under driver's seat) g301 (w/ power windows and mirrors only) A/t shift lock solenoid A12 Automatic transmission shift indicator lamp Ba4 Blower motor Blower motor breakout) s260 Body control module Brake fluid level switch C3 body control module Cruise control module Data link connector Driver door jamb switch Driver door lock switch Driver window switch Fog lamp switch Front auxiliary power outlet Front passenger door jamb switch Front passenger door lock switch Fuel pump Fuel pump and sender assembly Fuel pump relay G203 (behind lower left side of dash, left of steering column) Hazard switch Headlamp relay (w/ auto headlamps) Horn switch Hvac control assembly Ignition lock cylinder control switch Inflatable restraint sensing and diagnostic module Inflatable restraint steering wheel module coil c1 Instrument cluster Left rear door jamb switch (sedan) Left seat belt switch Left steering wheel controls Logic Nca Nca b Outside rearview mirror switch Radio Rear auxiliary power outlet Rigiht rear door jamb switch (sedan) S233 S351 S355 S533 (in driver's door harn, 3.5 cm from driver's door lock switch breakout) Traction control switch Turn signal/ multifunction switch Ground Distribution Wiring Diagram (3 of 3) for Saturn Ion 1 2003 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Saturn Ion 1 2003: 24 (in headliner harn, 10 cm from dome lamp breakout) s375 Audi0 amplifier (w/ premium sound) Center high mounted stop lamp Courtesy/ reading lamp Dome lamp G401 G403 Inside rearview mirror (if equipped) Left backup lamp Left tail/ stop lamp Left tail/ turn signal lamp License lamp Not used Rear compartment lid release actuator Rear window defogger grid Right backup lamp Right tail/ stop lamp Right tail/ turn signal lamp S990 (in deck lid harn, 10 cm from rear compartment lid release actuator breakout) Sp401 (in body harn, near left rear speaker) Sp403 (in body harn, near right rear speaker) Sunroof module (if equipped) Sunroof switch (if equipped) Vehicle communication interface module (if equipped)
HEADLIGHTS Headlamps & Fog Lamps Wiring Diagram for Saturn Ion 1 2003 List of elements for Headlamps & Fog Lamps Wiring Diagram for Saturn Ion 1 2003: 67 (coupe) (coupe) a (coupe) c (sedan) a (sedan) c (sedan) g A10 A12 Ambient light sensor (top left side of dash) Auto B11 Body control module (bcm) (left rear of engine compt, attached to master cylinder C pnk C11 C12 Coupe D11 D12 Dimmer switch E10 E12 F12 Flash Fog lamp fuse 17 10a Fog lamp relay 26 (with fog lamps) Fog lamp relay control Fog lamp switch (with fog lamps) Fog lamp switch signal G10 G101 G12 G201 (behind lower left side of dash, left of steering column) G203 (behind lower left side of dash, left of steering column) H10 H12 Head Headlamp relay (lower left side of dash, near data link connector Headlamp switch Headlamps off signal High High beam signal Hot at all times L hdlp fuse 18 15a Left fog lamp Left front park/turn lamp Left headlamp Light sensor low ref Light sensor signal Low Low beam relay control Low beam signal Off Park Pnk R hdlp fuse 4 15a Right fog lamp Right front park/turn lamp Right headlamp S221 S233 S250 S260 Sedan Sp101 (forward lamp harness, near left headlamp) Turn signal/ multifunction switch Underhood fuse block (left rear side of engine compt) With fog lamps
HORN Horn Wiring Diagram for Saturn Ion 1 2003 List of elements for Horn Wiring Diagram for Saturn Ion 1 2003: 12 Body control module (attached to master cylinder) G101 (behind left front headlamp) G203 (behind lower left side of dash) Horn Horn fuse 20 10a Horn relay Horn switch Hot at all times Inflatable restraint steering wheel module Nca Red Underhood fuse block (left rear side of engine compt)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Saturn Ion 1 2003 List of elements for Instrument Cluster Wiring Diagram for Saturn Ion 1 2003: 49 Abs lamp Air bag lamp Anti-theft system Bcm class 2 serial data Body control module (bcm) (left rear of engine compartment, attached to master cylinder Brake lamp Charge lamp Class 2 (bcm) Class 2 (bcm/ecm/ eps/ebcm Class 2 (ecm) Class 2 serial data Cluster fuse 7.5a Computer data lines system Coolant temp gauge Engine control module (ecm) (left side of engine compartment) Engine controls system Engine oil pressure switch (lower left side of engine, above starter) Exterior lights system Fuel gauge Fuel level sen signal Fuel pump and sender assembly Fuel sender 40 ohms empty 250 ohms full G201 (behind lower left side of dash, left of steering column) Gauge pointer illumination Ground High beam lamp Hot at all times Illumination (6 bulbs) Instrument cluster Interior lights system Ipc class 2 serial data Left turn signal ind Left turn signal input Low ref bus Malfunction ind lamp Oil pressure lamp Pnk Right turn signal ind Right turn signal input S250 Seat belt lamp Security lamp Security led driver Speedometer Tachometer Trip odometer/ message center Trip/ odometer message center illum Trip/reset switch Up-shift lamp
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Saturn Ion 1 2003 List of elements for Courtesy Lamps Wiring Diagram for Saturn Ion 1 2003: 40 (in headliner harn, 7.5cm left rear speaker breakout) s411 Ajar switch B(+) Bcm (pwr) fuse 15a Bcm elect fuse 7.5a Body control module (left rear of engine compt) Courtesy lamp low control Courtesy reading lamp D401 Dash fuse 7.5a Dome lamp Door Driver door jamb switch Driver door jamb switch signal Front passenger door jamb switch G201 (behind lower left side of dash, left of steering column) G301 (under driver's seat) G401 G403 Ground Hot at all times Inadvertent power Left rear door jamb switch (sedan) Logic Nca Off Passenger door jamb switch signal Rear compartment courtesy lamp Rear compartment lid release actuator Right rear door jamb switch (sedan) S221 S250 S375 S413 S990 Sp401 (in body harn, near left rear speaker) Sp403 (in body harn, near right rear speaker) W/ remote entry W/o remote entry Warning system Instrument Illumination Wiring Diagram for Saturn Ion 1 2003 List of elements for Instrument Illumination Wiring Diagram for Saturn Ion 1 2003: 38 Alc/ park relay Auto Automatic transmission shift indicator lamp B(+) Bb1 Bb2 Bb3 Bb4 Body control module (left rear of engine compt) Dash fuse 7.5a Fog lamp switch G201 (behind lower left side of dash, left of steering column) G203 (behind lower left side of dash, left of steering column) Gnd Hazard switch Head Headlamp switch Hot at all times Hvac control assembly Illuminaton Inst panel lamps dim ctrl Inst panel lamps power Instrument panel cluster Instrument panel dimmer switch Logic Low ref Off Park Park fuse 15a Park lamp pwr Park lamp rly ctrl Radio S221 S233 S250 S355 Traction control switch Turn signal/ multifunction switch
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Saturn Ion 1 2003 List of elements for Power Distribution Wiring Diagram (1 of 3) for Saturn Ion 1 2003: 68 (5 spd a/t) (5 spd c1 a/t) (cvt) (cvt) c1 (left rear side of engine compt) underhood fuse block (not used) 5v ref A/c relay A10 A11 Aa2 Aa3 Abs 1 fuse 20a Abs 2 fuse 8 10a Abs fuse 40a Acc Audio amplifier B1 c2 B11 Ba2 Battery Bcm elect fuse 7.5a Body control module (left rear of engine compt) C1 engine control module Cluster fuse 7.5a E4 c2 Ecm fuse 9 10a Ecm/ tcm fuse 1 10a Electronic brake control module Engine control module Fuel pump fuse 15a Fuel pump relay G101 Generator Ign fuse 11 10a Ign sw fuse 2a Ignition control module Ignition switch Instrument panel cluster Ip batt 1 fuse 48 30a Ip batt 1a fuse 47 30a Ip batt 2 fuse 41 40a Key-in switch Left headlamp Lh hdlp fuse 18 15a Logic Off Park/ neutral position switch Pnk Prem audio fuse 21 20a Red Rh hdlp fuse 4 15a Right headlamp Run Run (ign 3) fuse 48 30a Run relay Run/ crank fuse 38 30a Run/ crank relay S150 (in eng harn, 5cm from breakout) Sp101 (in forward lamp harn, near left headlamp) Start Starter Stop fuse 15a To eps 1 fuse 43 (underhood fuse block) diagram 2 of 3 To park fuse (body control module) diagram 2 of 3 To trans 2 fuse 3 (underhood fuse block) diagram 3 of 3 Trans- mission control module Upper stop lamp switch Power Distribution Wiring Diagram (2 of 3) for Saturn Ion 1 2003 List of elements for Power Distribution Wiring Diagram (2 of 3) for Saturn Ion 1 2003: 69 (+) (coupe) (left rear of engine compt) body control module (left rear side of engine compt) underhood fuse block (not used) (sedan) c1 A/c fuse 5 10a A/c relay 24 Ab1 Ab2 Ab3 Ab4 Acc relay Acc relay control Alc/park relay Bb1 Bb3 Bcm (pwr) fuse 15a Cooling fan fuse 45 30a Cooling fan relay 30 Crank fuse 46 30a D12 Dash fuse 7.5a Data link connector Driver window switch E10 E12 Electronic power steering assembly Eps 1 fuse 43 30a Eps 2 fuse 42 30a F12 Fog fuse 17 10a Fog lamp relay 26 From ip batt 1a fuse 47 & ip batt 1 fuse 48 (underhood fuse block) diagram 1 of 3 From ip batt 2 fuse 41 (underhood fuse block) diagram 1 of 3 Front auxiliary power outlet Front passenger window switch G10 G203 (behind lower left side of dash, left of steering column) G301 (under driver's seat) Horn fuse 20 10a Horn relay 25 Ignition lock clyinder control actuator Inside rearview mirror Lighter fuse 15a Logic Onstar fuse 10a Park fuse 15a Pcm cont relay 31 Pwr outlet fuse 15a Pwr windows fuse 30a Radio Radio (acc) fuse 10a Radio (batt 1) fuse 10a Rear auxiliary power outlet Rear compartment lid release switch Rear defog relay 34 Red Rr defog fuse 23 30a S360 (in body harn, 24cm from body control module) breakout) Sun roof fuse 15a Sunroof switch Turn signal/ multifunction switch V12 Vehicle communicaton interface module Windshield wiper/ washer switch Wiper 1 relay 32 Wiper fuse 19 25a Wiper switch fuse 10a Power Distribution Wiring Diagram (3 of 3) for Saturn Ion 1 2003 List of elements for Power Distribution Wiring Diagram (3 of 3) for Saturn Ion 1 2003: 48 (5 spd a/t) (5 spd a/t) c1 (cvt) c1 (cvt) (in i/p harn, 22cm from turn signal switch breakout) s227 (left rear of engine compt) underhood fuse block (not used (not used) A/t A10 Air bag fuse 16 10a Automatic transmission (cvt) B10 Back up fuse 15 10a Backup lamp switch Body control module (left rear of engine compt) C1 pnk C10 C100 C2 pnk Clutch start switch Coolant level switch Cruise control module Cruise fuse 7.5a Electronic power steering assembly Eps fuse 16 2a Erls fuse 10a Evaporative emission canister purge solenoid Evaporative emission canister vent solenoid From ign d fuse 11 (underhood fuse block) diagram 1 of 3) Fuel injector Heated oxygen sensor 1 Heated oxygen sensor 2 Inflatable restraint sensing & diagnostic module Inflatable restraint steering wheel module coil coil Injectors fuse 16 10a Left steering wheel controls Lower stop lamp switch M/t Module leadframe Nca Park/ neutral position switch Pnk Pnk a Trans 1 fuse 14 10a Trans 2 fuse 13 10a Transmission control module W/ cruise control W/o cruise control
POWER WINDOWS Power Windows Wiring Diagram, Coupe for Saturn Ion 1 2003 List of elements for Power Windows Wiring Diagram, Coupe for Saturn Ion 1 2003: 15 Body control module (left rear of engine compt) Down Driver switch Driver window motor Driver window switch Express logic Front passenger switch Front passenger window motor Front passenger window switch G301 (under driver's seat) Hot in acc or run Pwr windows fuse 30a S360 S533 Tan Power Windows Wiring Diagram, Sedan for Saturn Ion 1 2003 List of elements for Power Windows Wiring Diagram, Sedan for Saturn Ion 1 2003: 25 Body control module (left rear of engine compt) C1 d C1 e C2 a Down Driver switch Driver window motor Driver window switch Express logic Front passenger switch Front passenger window motor Front passenger window switch G301 (under driver's seat) Hot in acc or run Left rear switch Left rear window motor Left rear window switch Lockout switch Pwr windows fuse 30a Right rear switch Right rear window motor Right rear window switch S360 S533 Tan
RADIO Radio Wiring Diagram, without Amplifier for Saturn Ion 1 2003 List of elements for Radio Wiring Diagram, without Amplifier for Saturn Ion 1 2003: 43 A10 A11 A12 Accy voltage Antenna Audio - B10 B11 B12 Body computer module (bcm) (left rear of engine compartment, attached to master cylinder) Case Ctel mute Dim + Drain wire Exterior lights system G201 (behind lower left side of dash, left of steering column) Ground Hot at all times Hot in acc or run Interior lights dimming Interior lights system Left audio Left front + Left front - Left front door speaker Left rear + Left rear - Left rear speaker Nca Park lamps in Radio Radio (acc) fuse 10a Radio (batt 1) fuse 15a Right audio Right front + Right front - Right front door speaker Right rear + Right rear - Right rear speaker S250 Tan Vehicle communication interface module (center of rear package shelf, between rear speakers)
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Saturn Ion 1 2003 List of elements for Shift Interlock Wiring Diagram for Saturn Ion 1 2003: 4 A/t shift lock control solenoid (under center console, on left side of shifter) Body control module (at left rear of engine compartment) G203 (left of steering column) S355
STARTING/CHARGING Charging Wiring Diagram for Saturn Ion 1 2003 List of elements for Charging Wiring Diagram for Saturn Ion 1 2003: 16 Battery Body control module (bcm) (left rear of engine compartment, attached to master cylinder) Charge (battery) Cluster fuse 7.5a Cycle sig Engine control module (ecm) (left side of engine compartment G502 (right rear side of trunk) Gen field duty Gen turn on sig Generator Hot at all times Instrument cluster Power distribution system Red Serial data (class ii) Starter solenoid/ motor Starting Wiring Diagram for Saturn Ion 1 2003 List of elements for Starting Wiring Diagram for Saturn Ion 1 2003: 35 5v ref A/t Accy Armature m Automatic 5 speed Battery Bcm class 2 serial data Body control module (bcm) (left rear of engine compartment, attached to master cylinder) Clutch start switch Continuously Crank fuse 46 30a Cruise fuse 7.5a Ecm class 2 serial data Engine control module (left side of engine compartment) G502 (right rear side of trunk) Hold-in windings Hot at all times Hot in accy and run Ign fuse 11 10a Ignition switch M/t Off Off/run/crank voltage Park/neutral position (pnp) switch Pcm cont relay 31 Pnk Pnp/clutch start switch signal Pull-in windings Red Run Start Starter relay coil control Starter solenoid/ motor Underhood fuse block (left rear side of engine compartment) Variable ratio cvt2 electronic
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram for Saturn Ion 1 2003 List of elements for Supplemental Restraints Wiring Diagram for Saturn Ion 1 2003: 50 (behind lower left side of dash, left of steering column) g201 A10 A11 A12 A13 A14 A15 A16 A17 A18 Air bag fuse 15a Air bag indicator Body control module (at left rear of eng compt, attached to master cylinder) Case ground Class 2 serial data Coupe Data link connector (under lover left side of dash) Electronic power steering assembly (behind lower left side of dash, attached to steering column) Ground High control Hot in run & start Ign Ignition Inflatable restraint ip module Inflatable restraint sensing & diagnostic module (sdm) (under center console, behind emergency brake) Inflatable restraint steering wheel module Inflatable restraint steering wheel module coil Instrument panel cluster Left front seat belt pretensioner Left inflatable restraint roof rail module (at left rear side of roof bracket, in "c" pillar) Left inflatable restraint side impact sensor (in lower corner of driver's door) Left seat belt switch (open with driver seat belt buckled) (in left seat belt buckle assembly) Logic Low control Nca Pnk Right front seat belt pretensioner Right inflatable restraint roof rail module (at right rear side of roof bracket, in "c" pillar) Right inflatable restraint side impact sensor (in lower corner of passenger's door) Seat belt switch Sedan Serial data Shorting bar Signal Solid state Stage 1 Stage 2 Tan Twisted pair wires Voltage
TRANSMISSION
2.2L VIN F 2.2L VIN F, A/T Wiring Diagram, Coupe (1 of 2) for Saturn Ion 1 2003 List of elements for 2.2L VIN F, A/T Wiring Diagram, Coupe (1 of 2) for Saturn Ion 1 2003: 31 Automatic trans- mission input shaft speed sensor (at iss) Automatic trans- mission output shaft speed sensor (at oss) Automatic transmission Automatic transmission fluid temp (tft) sensor Battery Body control module (at left rear of engine compt, attached to master cylinder) E10 Ecm/ tcm fuse 1 10a G107 (at rear of engine) Ground Hot at all times Hot in run or start Ign 1 volt Line pressure control solenoid valve Module leadframe Pnk Ratio control motor Red S175 Ser data + Ser data - Stop lmp sw Tan Tcc enable solenoid valve Tcc pressure control solenoid valve Trans 1 fuse 14 10a Trans 2 fuse 13 10a Transmission control module (tcm) (at left rear of engine compt, near strut tower) Transmission fluid pressure sensor Unerhood fuse block (at left rear side of engine compt) Upper stop lamp switch (below left side of dash, attached to brake pedal bracket) 2.2L VIN F, A/T Wiring Diagram, Coupe (2 of 2) for Saturn Ion 1 2003 List of elements for 2.2L VIN F, A/T Wiring Diagram, Coupe (2 of 2) for Saturn Ion 1 2003: 36 5 volt ref At iss hi sig At iss lo sig Batt Class 2 data Computer data lines system Engine control module (at left side of engine compt) Instrument cluster Line press hi Line press lo Logic Low ref Message center Oss hi sig Oss low sig Park/neutral position (pnp) switch (on top of transaxle) Pnk Ratio ctrl a1 Ratio ctrl a2 Ratio ctrl b1 Ratio ctrl b2 Ser data + Ser data - Tan Tcc press hi Tcc press lo Tcc sol hi Tcc sol low Tfp sens Tft sens low Tft sens sig Transmission control module (tcm) (at left rear of engine compt, near strut tower) Trs sig a Trs sig b Trs sig c Trs sig p 2.2L VIN F, A/T Wiring Diagram, Sedan for Saturn Ion 1 2003 List of elements for 2.2L VIN F, A/T Wiring Diagram, Sedan for Saturn Ion 1 2003: 48 At iss high At iss low Automatic transmission Automatic transmission fluid temp (tft) sensor Automatic transmission input shaft speed sensor (at iss) (on top of transaxle) Automatic transmission output speed sensor Batt Battery C100 Class 2 data Computer data lines system Ecm/ tcm fuse 1 10a Engine control module (at left side of engine compt) G107 (at rear of engine) Ground Hot at all times Hot in run or start Ign 1 volt Instrument cluster Line press Line pressure control solenoid (slt) Logic Message center Park/neutral position (pnp) switch (on top of transaxle) Pnk S175 Ser data + Ser data - Shift press Shift pressure control solenoid (sls) Shift sol 1 Shift sol 2 Shift sol 3 Shift sol 4 Shift sol 5 Tan Tcc press Tcc pressure control solenoid (slu) Tft sens Trans 1 fuse 14 10a Transmission control module (tcm) (at left rear of engine compt, near strut tower) Trs sig a Trs sig b Trs sig c Trs sig p Unerhood fuse block (at left rear side of engine compt) Vss high Vss low
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Saturn Ion 1 2003 List of elements for Trunk Release Wiring Diagram for Saturn Ion 1 2003: 21 Ajar switch B(+) Bcm (pwr) fuse 15a Body control module (left rear of engine compt) G301 (under driver's seat) G403 Gnd Hot at all times Interior lights system Logic Nca Rear compartment lid release actuator Rear compartment lid release switch S337 (in body harn, 39cm from auxiliary power outlet breakout) S351 S413 S990 Sp403 (in body harn, near right rear speaker) Trunk ajar indicator control Trunk release motor control Valet switch
WARNING SYSTEMS Warning Systems Wiring Diagram for Saturn Ion 1 2003 List of elements for Warning Systems Wiring Diagram for Saturn Ion 1 2003: 38 A11 A14 Acc Auto Body control module (left rear of engine compt) Chime Class 2 serial data Driver door jamb switch Driver dr jamb sw sig Exterior lights system (turn signal lamps) Front passenger door jamb switch G201 (behind lower left side of dash, left of steering column) Head Hot at all times Ign sw fuse 2a Ignition switch Inflatable restraint sensing & diagnostic module (under center console, behind emergency brake) Instrument panel cluster Key-in switch Left rear door jamb switch Left seat belt switch (in left seat belt buckle assembly) Left turn sig lp pwr Logic Multi- function switch Nca Off Off/run/crank pwr Park Park fuse 10a Park lamps pwr Passenger dr sw sig Right rear door jamb switch Right turn sig lp pwr Run S221 S250 Seat belt switch Start
WIPER/WASHER Wiper/Washer Wiring Diagram for Saturn Ion 1 2003 List of elements for Wiper/Washer Wiring Diagram for Saturn Ion 1 2003: 39 A10 c3 B11 Body control module (left rear of engine compt) D10 c2 F10 F11 G101 High Hot at all times Hot in run or acc Int L10 L11 Low M11 Mist Off Ohms Park switch Q10 Q11 R11 Red Sp101 (near left headlamp) Underhood fuse block (left rear side of engine compt) Wash Windshield washer fluid pump (bottom of washer solvent reservoir) Windshield washer motor assembly (left rear side of engine compt) Windshield wiper motor park switch signal Windshield wiper switch signal 1 Windshield wiper switch signal 2 Windshield wiper/washer switch Wiper 1 relay Wiper 2 relay Wiper diode Wiper fuse 19 25a Wiper sw fuse 10a Wiper washer pump control X10
