Diagram sections — 28 (43 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES COOLING FAN CRUISE CONTROL ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING A/C Wiring Diagram (1 of 2) for Saturn LS2 2000 List of elements for A/C Wiring Diagram (1 of 2) for Saturn LS2 2000: 57 (computer data lines system) (in a/c high side pressure line) a/c pressure sensor A/c on led A/c on/off input A/c press sens A/c relay control A/c request input A/c request output A/c switch A11 A12 Batt Blower motor (on hvac module) Blower motor resistors (right side of hvac module) Body control module (bcm) (mounted to top of glove box) C12 D11 Def Def mode input Dim illumination E11 Engine control module (ecm) (top right rear of engine) Engine controls system F11 Fan 1 cntrl Fan 2 cntrl Fresh output G301 (below right front seat) G309 (left front door sill) Grd Hot at all times Hot in run Hvac blower fuse 40a Hvac blower relay Hvac control head Hvac fan switch Hvac sw fuse 20a Ign Ign 3 fuse 10a Interior lights system Left instrument panel fuse block (behind left kick panel) Mode door motor (on hvac module) Mode input Off Pnk Recirc door motor (on hvac module) Recirc on indicator Recirc on input Recirc output Red Return Right body ground splice pack Serial data Underhood fuse block (left side of eng compt) Vent W/ rke W/o rke A/C Wiring Diagram (2 of 2) for Saturn LS2 2000 List of elements for A/C Wiring Diagram (2 of 2) for Saturn LS2 2000: 35 A c3 A/c clutch A/c diode A/c fuse 10a A/c relay A11 A12 Auxiliary pump (on right rear side of puller fan shroud) Bu/turn fuse 10a C10 C2 e12 Clean ground Controls fuse 10a Cool fan 1 fuse 30a Cool fan 2 fuse 30a Cooling fan 2 ground Cooling fan control unit (near battery) D12 c3 Engine cooling fan 1 (puller) (behind radiator) Engine cooling fan 2 (pusher) (on front of a/c condenser) Forward lamp ground splice pack G100 (front of left front fender) Heater water pump (on right side of engine) Hot at all times Hot in run Hot in run & start Ign 3a fuse 10a Nca Pnk Red Relay energized in high fan speed Relay energized in low & high fan speed Relay energized in low fan speed Relay energized in medium fan speed Underhood fuse block (left side of eng compt) Compressor Wiring Diagram for Saturn LS2 2000 List of elements for Compressor Wiring Diagram for Saturn LS2 2000: 25 (computer data lines system) A/c clutch A/c diode A/c fuse 10a A/c on led A/c on/off input A/c relay A/c relay ctrl A/c request input A/c request output A/c switch Air conditioning system Body control module (bcm) (mounted to top of glove box) Clean ground Engine control module (ecm) (top right rear of engine) Hot at all times Hot in run Hvac control head Hvac fan switch Hvac sw fuse 20a Ign 3a fuse 10a Left instrument panel fuse block (behind left kick panel) Off Serial data Underhood fuse block (left side of engine compartment)
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Saturn LS2 2000 List of elements for Anti-lock Brake Wiring Diagrams for Saturn LS2 2000: 72 (2.2l) (3.0l) (below center console) 2.2l 2x tach 3.0l A10 Abs 1 fuse 30a Abs indicator Abs shield splice Abs tt B10 Bcm/ecm/ cruise/abs fuse 10a Body control module (bcm) (on top of glove box) Body ground Brake fuse 10a Brake pressure modulator valve (bpmv) Brake sw in Computer data lines system Data link connector (dlc) (lower left side of dash) Delivered torque in E12 Electronic brake traction control module (ebtcm) (at left rear of eng compt) Engine control module (ecm) (on top right rear of engine) Exterior lights system Forward lamp splice pack G100 (front of left front fender) G104 (left rear corner of eng compt) G104 (left rear corner of engne compt) G302 Ground Heated seat/ traction off switch Hot at all times Hot in on or start Hot in run I/p/abs splice pack Ign 1 Ign 1 fuse 10a Ign 3 fuse 10a Instrument cluster Led ctrl Left front wheel speed sensor Left instrument panel fuse block (lipfb) Left rear wheel speed sensor Lf speed sens Low trac tt Lr speed sens Nca Pnk Power distribution system Powertrain control module (pcm) (behind passenger side air bag) Pwr out Red Redundant grd Request torque Requested torque Rf speed sens Right body ground splice pack Right front wheel speed sensor Right rear wheel speed sensor Rr speed sens Serial data Stoplight switch (on brake pedal bracket) Tan Torque delivered Trac ctrl tt Traction active indicator Traction control sw Traction off indicator Underhood fuse block (uhfb) W/o rke W/rke
ANTI-THEFT Forced Entry Wiring Diagram for Saturn LS2 2000 List of elements for Forced Entry Wiring Diagram for Saturn LS2 2000: 37 A12 B11 Bcm/ cluster fuse 15a Body control module (mounted to top of glove box) Body fuse 10a Driver door lock switch Drl relay ctrl E11 G104 (left rear corner of engine compt) G404 (left rear corner of cargo area) Ground Headlights system Horn relay ctrl Horns system Hot at all times Instrument cluster Ip/abs splice pack Left front door jamb switch Left instrument panel fuse block Left rear door jamb switch Lf door jamb sw Liftgate ajar sw Liftgate ajar switch Lock Lock sw in Other jamb sw Passenger door lock switch Rear ground splice pack Red/ Right front door jamb switch Right instrument panel fuse block Right rear door jamb switch Sec ind ctrl Security indicator Underhood fuse block Unlock Unlock sw in Passlock Wiring Diagram for Saturn LS2 2000 List of elements for Passlock Wiring Diagram for Saturn LS2 2000: 29 2.2l 2.2l only 3.0l 3.0l only A12 B10 B11 Bcm/cluster fuse 15a Bodycontrol module (mounted to top of glove box) Can bus high Can bus low Data E11 Engine control module (on top right rear of engine) G104 (left rear corner of engine compt) Ground Hot at all times Instrument cluster Ip/ground splice pack Passlock sensor (on ignition lock cylinder assembly) Power Powertrain control module (behind passenger side air bag) Return Sec ind ctrl Security indicator Serial data Serial data class 2 Tan Underhood fuse block
BODY COMPUTER
COMPUTER DATA LINES Computer Data Lines for Saturn LS2 2000 List of elements for Computer Data Lines for Saturn LS2 2000: 29 data class 2 (2000) (2001) A10 A12 B10 B11 Body control module (mounted to top of glove box) C3 c12 C3 f5 Can high Can low Cd/dlc fuse 15a Data class 2 Data link connector (dlc) (under left of dash) Electronic brake traction control module (left rear of engine compt) Engine control module (on top right rear of engine) Engine ground G104 (left rear corner of engine compt) Hot at all times I/p cluster I/p ground splice pack Kw 2000 Left instrument panel fuse block Sensing & diagnostic module (under rear of floor console) Tan Transaxle control module (right rear corner of engine compt) Twisted pair Underhood fuse block
COOLING FAN Cooling Fan Wiring Diagram for Saturn LS2 2000 List of elements for Cooling Fan Wiring Diagram for Saturn LS2 2000: 41 (3.0l) (2.2l) 2.2l 3.0l 3.0l only A11 A12 Auxiliary pump (on right rear side of puller fan shroud) Bu/ turn fuse 10a C1 e11 C10 C12 C3 f3 Controls fuse 10a Cool fan 1 fuse 30a Cool fan 2 fuse 30a Cooling fan 2 ground Cooling fan control unit (near battery) D12 E12 Engine control module (ecm) (top right rear of engine) Engine cooling fan 1 (puller) (behind radiator) Engine cooling fan 2 (pusher) (on front of a/c condenser) Fan 1 cntrl Fan 2 cntrl Forward lamp ground splice pack G100 (front of left front fender) Heater water pump (on right side of engine) Hot at all times Hot in run Hot in run & start In parenthesis are for 3.0l. Nca Pnk Powertrain control module (ecm) (behind passenger side air bag) Red Relay energized in high fan speed Relay energized in low & high fan speed Relay energized in low fan speed Relay energized in medium fan speed Underhood fuse block (left side of engine compt) Wire colors shown
CRUISE CONTROL
3.0L 3.0L VIN R, Cruise Control Wiring Diagram for Saturn LS2 2000 List of elements for 3.0L VIN R, Cruise Control Wiring Diagram for Saturn LS2 2000: 63 A10 Accelerator pedal position sensor (on accelerator pedal linkage arm) All times B12 Bcm/ecm/ cruise/abs fuse 10a Brake fuse 15a Brake sw Cruise brake switch (on brake pedal bracket) Cruise on Cruise on/off switch Cruise set/ resume switch Cruise switch fuse 2a D12 E10 E12 Engine control module (ecm) (on top right rear of engine) F10 F12 Ground Hot at Hot in J1-1 J1-17 J1-24 J1-26 J1-33 J1-40 J1-49 J1-58 J2-10 J2-24 J2-25 J2-26 J2-27 J2-40 J2-42 J2-43 J2-56 J2-7 J2-8 Left i/p fuse block Nca Off On/off sw Pedal 1 sens Pedal 2 sens Pnk Reference return splice Res/accel sw Resume/ accel Roll connector Run & start Set/ coast Set/cost sw Stop lamp sw Stoplamp switch (on brake pedal bracket) Tan Throttle control module (on throttle body) Throttle high Throttle low Tp 1 sens sig Tp 2 sens sig Underhood fuse block
ENGINE PERFORMANCE
3.0L 3.0L VIN R, Engine Performance Wiring Diagrams (1 of 3) for Saturn LS2 2000 List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (1 of 3) for Saturn LS2 2000: 70 (in intake manifold) intake plenum solenoid Case ground Ckp hi Ckp lo Cmp sens Coil 1 ctrl Coil 3 ctrl Coil 4 ctrl Coil 5 ctrl Coil 6 ctrl Crankshaft position sensor (left side of engine block) E10 Ect sens Egr sens Egr sol ctrl Electronic ignition module (1, 3, 5 coil) Electronic ignition module (2, 4, 6 coil) Engine control module (top right rear of eng, on intake manifold) Evap purge F10 Fuel inj 1 Fuel inj 2 Fuel inj 3 Fuel inj 4 Fuel inj 5 Fuel inj 6 Fuel injectors Heated oxygen sensor bank 1 sensor 1 (on right exhaust manifold) Heated oxygen sensor bank 1 sensor 2 (in exhaust, post right pup converter) Heated oxygen sensor bank 2 sensor 1 (on left exhaust manifold) Heated oxygen sensor bank 2 sensor 2 (in exhaust, post left pup converter) Ho2s 1,1 htr Ho2s 1,1 in Ho2s 1,1 out Ho2s 1,1 ref Ho2s 1,1 sig Ho2s 1,2 hi Ho2s 1,2 htr Ho2s 1,2 lo Ho2s 2,1 htr Ho2s 2,1 in Ho2s 2,1 out Ho2s 2,1 ref Ho2s 2,1 sig Ho2s 2,2 hi Ho2s 2,2 lo Hot in run or start Iat sens Ign fuse 15a Intk plenum Knock sens Knock sensor (for cyl 1, 3, 5) (right side of engine) Knock sensor (for cyl 2, 4, 6) (left side of engine) Maf sens Map sens Mass airflow sensor (on air intake duct) Nca Pnk Sensor +5v Sensor rtn Shield cable ground splice Shld ground Tan Throttle hi Throttle lo To spark plugs Tps +5v Tps sens 1 Tps sens 2 Underhood fuse block (left side of engine compt) 3.0L VIN R, Engine Performance Wiring Diagrams (2 of 3) for Saturn LS2 2000 List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (2 of 3) for Saturn LS2 2000: 37 (left side of dash) vehicle speed signal module 5 volt reference splice A10 B11 Brake fuse 15a C11 Cramshaft position sensor (top left front of engine) D11 D12 E10 E12 Egr solenoid (top right Engine cntl 1 fuse 10a Engine cntl 2 fuse 10a Engine cntl 3 fuse 10a Engine coolant temperature sensor (in cylinder head) Evap purge solenoid (right side of engine compt) F10 F12 Front of engine) G131 (under intake manifold, right of starter) G200 (left kick panel) Hot at all times Hot in run Ign 3 fuse 10a Left instrument panel fuse block (left kick panel) Main relay Manifold absolute pressure sensor (on intake manifold) Nca Reference return splice Right front wheel speed sensor Stoplamp switch (on brake pedal bracket) Tan Tan a Throttle control module (on throttle body) Under- hood fuse block (left side of engine compt) Underhood fuse block (left side of engine compt) 3.0L VIN R, Engine Performance Wiring Diagrams (3 of 3) for Saturn LS2 2000 List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (3 of 3) for Saturn LS2 2000: 84 (left rear corner of trunk) (lower left side of dash) data link connector A/c press A/c pressure sensor (in a/c high pressure line) A/c rly ctrl A/c system A12 Accelerator App +5v App 1 sens App 2 sens App rtn B10 B11 B12 Battery Bcm can hi Bcm can lo Bcm/ecm/ crz/abs fuse 10a Body control module C11 Charging system Computer data lines Controls b+ fuse 10a Cooling fans Corner of engine compt) Cruise clutch switch (on clutch pedal bracket) Cruise control Cruz on/off Cruz res/acl Cruz set/cst Cruz/brake in D10 E11 Electronic brake traction control module (left rear of engine compt) Engine control module (top right rear of engine, on intake manifold) Engine oil pressure switch (on oil pump housing) Evap vent Evap vent solenoid (upper end of fuel filler pipe) Fan 1 ctrl Fan 2 ctrl Ftp sens Fuel level Fuel level sensor Fuel pump fuse 15a Fuel pump motor Fuel pump relay Fuel pump rly Fuel tank pressure sensor Fuel tank unit G200 (left kick panel) G404 Gen l term Hot at all times Hot in run or start Ign 1 Ign 1 fuse 10a Instrument cluster Kw2000 Left i/p fuse block (left kick panel) Main rly ctrl Main rly pwr Malfunction indicator lamp Oil press Pedal position sensor (on accelerator pedal linkage arm) Pnk Rear ground splice pack Red Sedan Sens +5v Sens rtn Stoplamp in Tach out Tan Tcm can hi Tcm can lo Torque del Torque req Transmission control module (right rear Underhood fuse block (left side of engine compt) Vss input W/ abs W/o abs Wagon
EXTERIOR LIGHTS Backup Lamps for Saturn LS2 2000 List of elements for Backup Lamps for Saturn LS2 2000: 16 A/t B/u lp fuse 10a B10 Back- up lamp Back-up switch (on top rear of transaxle) F10 F11 G404 (left rear corner of trunk) Hot in run or start Left tail lamp assembly M/t Pnk Rear ground splice pack Right tail lamp assembly Trans- axle range switch (on top of transaxle) Underhood junction block Exterior Lamps Wiring Diagram for Saturn LS2 2000 List of elements for Exterior Lamps Wiring Diagram for Saturn LS2 2000: 58 A10 A11 Anti-lock brakes system B10 Body control module Body ground Brake fuse 15a C10 C10 c1 Center high mounted stop lamp (chmsl) Decklid release solenoid E10 F10 Fog lamps circuit Forward lamp splice pack G101 (front of left front fender) G302 (below center console) G320 G404 (left rear corner of trunk) Hazard Hazard fuse 15a Hazard switch Head Head lamp/ turn signal switch Headlamp/ turn signal switch Hot at all times Hot in run Indicator Instrument cluster Interior lights system Left Left front marker lamp Left front park/ turn lamp Left instrument panel fuse block Left tail lamp assembly Left turn License lamps Off Park Park lamp fuse 10a Pnk Radio Rear ground splice pack Right Right body ground splice pack Right front marker lamp Right front park/ turn lamp Right tail lamp assembly Right turn indicator Side marker lamp Stop lamp switch (on pedal support) Tail/ stop lamp Timing logic Turn lamp Turn signal feed Underhood junction block W/ rke W/o rke
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Saturn LS2 2000 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Saturn LS2 2000: 46 2.2l 3.0l A/c clutch A/c diode A18 Battery Chassis ground Cooling fan 2 Cooling fan module Cruise control module (2.2l) Data link connector (dlc) (2.2l) Drl relay Engine ground Forward lamp splice pack G100 (front of left front fender) Heated oxygen sensor (ho2s) sensor 2 (2.2l) Heater water pump Horn Ignition ground Ignition module (2.2l) Igntiion coil 1, 3, 5 (3.0l) Igntiion coil 2, 4, 6 (3.0l) J1-18 J1-60 J2-64 Left fog lamp Left front ground splice pack (2.2l) Left front marker lamp Left front park/turn lamp Left rear tail lamp Low washer fluid switch Oil life reset switch Park/neutral position switch (2.2l) Powertrain control module (pcm) (2.2l) Rear defog element Rear defog ground Recirc pump Right fog lamp Right front marker lamp Right front park/turn lamp Right rear tail lamp Sdm ground Sensing & diagnostic module (sdm) Tail lamp ground Transmission control module (tcm) (3.0l) Underhood fuse block (uhfb) Ground Distribution Wiring Diagram (2 of 3) for Saturn LS2 2000 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Saturn LS2 2000: 62 (on star) 2.2l A12 Abs shield Abs spice shield Advanced audio amplifier Auxiliary power outlet Body control module (bcm) Body ground C11 C2 left instrument panel fuse block (lipfb) Center high mounted stop lamp (chmsl) (sedan) Cigar lighter D11 Data link connector (dlc) Dome/ map lamp Door lock relay Door unlock relay Driver door lock relay Driver seat switch Electronic brake/ transmission control module (ebtcm) Electronic prndl module Foglight switch Fuel pump relay G104 (left rear corner of engine compartment) G302 (below center console) Glove box lamp Hazard switch Headlamp switch Heated mirror relay Heated passenger seat Horn/ switch motor Hvac blower relay Hvac control head I/p cluster Ignition switch Ip/abs splice pack J4-f Left instrument panel fuse block (lipfb) Left mirror heater Left mirror switch Left rear reading lamp Left sunshade mirror lamp Left window switch Low brake fluid switch Park lock switch Power wdo relay Radio Right body ground splice pack Right heated seat/ traction control switch Right instrument panel fuse block (ripfb) Right mirror heater Right rear reading lamp Right sunshade mirror lamp Right window switch Sun roof assembly Sun roof switch Trunk release switch W/o rke W/rke Wiper motor Wiper/ washer switch Ground Distribution Wiring Diagram (3 of 3) for Saturn LS2 2000 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Saturn LS2 2000: 15 Center high mount stop lamp (chmsl) Decklid release solenoid Fuel pump G404 (left rear corner of cargo area) G404 (left rear corner of trunk) Left license lamp Left tail lamp Liftgate ajar switch Liftgate release solenoid Rear ground splice pack Rear wiper motor Right license lamp Right tail lamp Sedan Wagon
HEADLIGHTS Headlight Wiring Diagram for Saturn LS2 2000 List of elements for Headlight Wiring Diagram for Saturn LS2 2000: 48 Body control module (mounted to top of glove box) Body ground C1 a1 C1 c8 C2 a8 C2 e2 C2 e5 C3 d1 C3 d8 C5 c3 D11 Drl relay Drl rly E12 c2 F-p Fog lamp relay Fog lamp switch Fog lp fuse 10a Forward lamp splice pack G100 (front of left front fender) G302 (below center console) Hdlp Headlamp/turn signal switch Hi beam Hot at all times L hdlp fuse 10a Left fog lamp Left heated seat/fog lamp switch Left high beam head- lamp Left instrument panel fuse block (lipfb) (behind left kick panel) Left instrument panel fuse block (lipfb) (behind left side kick panel) Left low beam head- lamp Low beams Off Park brake switch Park lp fuse 10a Pk brake Pnk R hdlp fuse 10a Right body ground splice pack Right fog lamp Right high beam head- lamp Right instrument panel fuse block (ripfb) (behind right side of dash) Right low beam head- lamp Solid state Underhood junction block (left side of engine compt) W/ rke W/o rke
HORN Horn Wiring Diagram for Saturn LS2 2000 List of elements for Horn Wiring Diagram for Saturn LS2 2000: 17 Base body ground Body control module (top of glove box) Forward lamp splice pack G100 (front of left front fender) G302 (below center console) Horn (right front of vehicle) Horn fuse 15a Horn relay Horn/ cruise switch Hot at all times Left i/p panel fuse block (left kick panel) Nca Right body ground splice pack Roll connector Underhood fuse block (left side of engine compt) W/o rke W/rke
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Saturn LS2 2000 List of elements for Instrument Cluster Wiring Diagram for Saturn LS2 2000: 47 2.2l 3.0l Abs ind Air bag ind B10 Bcm/ cluster fuse 10a Body control module (bcm) (mounted to top of glove box) Brake ind Charge ind Coolant level ind Coolant temp gauge Drl ind E11 Engine control module (top right rear of engine, on intake manifold) Exterior lights system Fuel gauge G101 (left rear corner of engine compt) Ground Hatch ajar ind High beam ind Hot at all times Hot in run or start Ign 1 fuse 10a Illumination (4 bulbs) Instrument cluster Interior lights system Ip/ abs splice pack Left turn ind Low fuel ind Low washer fluid ind Malfunction ind lamp Oil life ind Oil pressure ind Pnk Right turn ind Seat belt ind Security ind Security led control Sensing & diagnostic module (sdm) (under rear of floor console) Serial data Serial data (class 2) Service vehicle ind Speedometer Tachometer Traction active ind Underhood fuse block (uhfb) (left side of engine compt) Upshift ind
INTERIOR LIGHTS Interior Light Wiring Diagram (1 of 2) for Saturn LS2 2000 List of elements for Interior Light Wiring Diagram (1 of 2) for Saturn LS2 2000: 58 (sedan) (w/ rke) (w/o rke) (wagon) A10 B10 Body control module (bcm) (mounted to top of glove box) Body ground C1 a1 C1 b5 C11 Cargo lamp (sedan) Cigar lighter D11 Deck lid release solenoid/ ajar switch Deck lid/tailgate Dim high Dim low Dimmer Dimmer fuse 10a Dimmer/ deck lid release switch Driver door input Fog lamp/ left heater seat switch G104 (left rear corner of engine compartment) G302 (below center console) G404 (left rear corner of cargo area) Glove box lamp Ground strap Hazard switch Head Headlamp switch Hot at all times Hvac control head I/p cluster Inadvert pwr out Ip/abs ground splice pack Left front courtesy lamp Left front door jamb switch Left instrument panel fuse block (lipfb) Left rear courtesy lamp Left rear door jamb switch Liftgate ajar switch Nca Off Park Park lamp fuse 10a Park lamp input Power dim Prndl lamp Radio Rear dome lamp (wagon) Rear ground splice pack Right body ground splice pack To idc splice (diagram 2 of 2) To right courtesy lamps (diagram 2 of 2) To right door jamb switches (diagram 2 of 2) Traction off/right heated seat switch Underhood fuse block (uhfb) Interior Light Wiring Diagram (2 of 2) for Saturn LS2 2000 List of elements for Interior Light Wiring Diagram (2 of 2) for Saturn LS2 2000: 27 (w/ rke only) A12 Body control module (bcm) (mounted to top of glove box) Dome lamp Dome/ map lamp Door From left instrument a panel fuse block (diagram 1 of 2) From left instrument panel fuse block (diagram 1 of 2) From left rear door c jamb switch (diagram 1 of 2) G302 (below center console) Idc splice Idc splice (w/ rke only) Idc splice (w/o rke) Left map lamp Left rear reading lamp Left sunshade mirror lamp Left sunshade mirror lamp (w/o rke) Map/dome lamps Other door input Right body ground splice pack Right front courtesy lamp Right front door jamb switch Right map lamp Right rear courtesy lamp Right rear door jamb switch Right rear reading lamp Right sunshade mirror lamp
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 4) for Saturn LS2 2000 List of elements for Power Distribution Wiring Diagram (1 of 4) for Saturn LS2 2000: 95 (on star) 2.2l 2.2l w/a/t 2.2l w/m/t 3.0l A/t A11 A4 c1 Acc Automatic transaxle B c4 B10 B11 B12 B3 c1 Back-up switch Back-up turn fuse 10a Battery Bcm/ecm/ cruise/abs fuse 10a Body Body control module (bcm) Btsi solenoid/ parklock switch Btsi/bcm/ mirror fuse 10a C10 C11 Clutch start switch Controls ign 1 fuse 10a Coolant flow pump Coolant level switch Cooling fan control module Cruise brake switch Cruise control module Cruise fuse 2a D10 D11 Driver's heated seat E10 Eis fuse 10a (2.2l) Electronic brake traction control module (ebtcm) Electronic ignition (ei) module Engine control module (ecm) F10 F2 c2 Front wiper motor Fuel injector Fusible link Generator Hazard switch Horn cruise switch Htd seat fuse 20a I/p cluster Ign 0/3/cr fuse 30a Ign 1 fuse 10a Ign 1/2 fuse 30a Ign fuse 15a (3.0l) Ignition coil 1, 3, 5 Ignition coil 2, 4, 6 Ignition switch Injector fuse (2.2l) 10a J1-19 J2-47 J2-b9 Left instrument panel fuse block (lipfb) M/t Nca Off Park/ neutral position switch Park/neutral position switch Passenger's heated seat Pnk Power mirror switch Power wdo relay Powertrain control module (pcm) Radio fuse 10a Rear wiper motor Rear wiper relay (wagon) Red Right instrument panel fuse block (ripfb) Roll connector Rr wiper/ sun roof fuse 20a Run Sedan Sensing & diagnostic module (sdm) Start Starter solenoid/ motor Sun roof assembly To left instrument panel fuse block (ripfb) (diagram 4 of 4) To underhood fuse block (uhfb) (diagram 3 of 4) To window/sunroof fuse (underhood fuse block) (diagram 2 of 4) Transaxle control module (tcm) Underhood fuse block (uhfb) Wagon Wiper fuse 25a Wiper relay Wiper switch Power Distribution Wiring Diagram (2 of 4) for Saturn LS2 2000 List of elements for Power Distribution Wiring Diagram (2 of 4) for Saturn LS2 2000: 61 2.2l 3.0l A/c relay A10 A11 Abs 1 fuse 30a Abs 2 fuse 30a Brake fuse 15a C5 red C6 red Controls b+ fuse 10a Cooling fan 1 fuse 30a Cooling fan 2 fuse 30a Cooling fan control module E10 Electronic brake traction control module (ebtcm) Engine cntl 1 fuse 10a (3.0l) Engine cntl 2 fuse 10a (3.0l) Engine cntl 3 fuse 10a (3.0l) Engine control module (ecm) Engine control module (ecm) (3.0l) Evap purge solenoid (3.0l) Evap vent solenoid From ign 0/3/cr fuse a (underhood fuse block) diagram 1 of 4) Fuel injector (3.0l) Fuel pump fuse 15a Fuel pump relay Fuel tank unit Hazard fuse 15a Hazard switch Heated oxygen sensor (ho2s) bank 1 sensor 1 (3.0l) Heated oxygen sensor (ho2s) bank 1 sensor 2 (3.0l) Heated oxygen sensor (ho2s) bank 2 sensor 1 (3.0l) Heated oxygen sensor (ho2s) bank 2 sensor 2 (3.0l) Horn fuse 10a Horn relay Hvac blower fuse 40a Hvac blower relay J1-20 J2-16 J2-32 J2-48 J2-f15 Left instrument panel fuse block (lipfb) Linear exhaust gas recirculation valve (3.0l) Main relay (3.0l) Mass airflow (maf) sensor (3.0l) Nca Power window relay Powertrain control module (pcm) Rear defog relay Red Right instrument panel fuse block (ripfb) Rr defog fuse 25a Stoplight switch Sun roof assembly To l hdlp fuse (underhood fuse block) (diagram 3 of 4) Transmission control module (tcm) Underhood fuse block (uhfb) Variable intake manifold solenoid (3.0l) Window/ sunroof fuse 30a Power Distribution Wiring Diagram (3 of 4) for Saturn LS2 2000 List of elements for Power Distribution Wiring Diagram (3 of 4) for Saturn LS2 2000: 66 (on star) 2.2l 3.0l A/c relay A1 c2 Ac fuse 10a Amplifier Aux fuse 10a Auxiliary power outlet Bcm 2 fuse 10a Bcm/ cluster fuse 15a Body control module (bcm) Body fuse 10a C11 C12 C2 c2 C2 left instrument panel fuse block (lipfb) Cd/dlc fuse 15a Cigar lighter/ ring illumination bulb D4 c3 Data link connector (dlc) Decklid release/ dimmer switch Door lock relay Door unlock relay Driver door lock switch Driver door unlock relay Driver's power seat switch Drl relay E11 Electronic prndl module (a/t) F12 Fog lp fuse 10a Foglight relay From hvac blower fuse d (underhood fuse block) diagram 2 of 4) From ignition switch (diagram 1 of 4) G302 (below center console) Headlamp/ turn signal switch Heated mirror relay I/p cluster Ign 0 fuse 10a Interior lights system J1-61 J4-d J4-h L hdlp fuse 10a Left high beam headlamp Left low beam headlamp Liftgate key cylinder switch Lighter fuse 10a Locks fuse 15a Park lock solenoid (a/t) Park lp fuse 10a Park/ neutral position switch Powertrain control module (pcm) Prem amp fuse 15a Pwr seat fuse 20a R hdlp fuse 10a Radio Radio fuse 10a Right door lock switch Right high beam headlamp Right instrument panel fuse block (ripfb) Right low beam headlamp Rt ip batt fuse 30a Underhood fuse block (uhfb) W/power door locks Power Distribution Wiring Diagram (4 of 4) for Saturn LS2 2000 List of elements for Power Distribution Wiring Diagram (4 of 4) for Saturn LS2 2000: 24 2.2l 3.0l w/o abs, m/t w/o abs A/c relay Cruise clutch switch (m/t) E12 Evap purge solenoid Evap vent solenoid F12 Foglight/ driver heated seat switch From ignition switch (diagram 1 of 4) Fuel tank unit Heated oxygen sensor (ho2s) sensor 2 Hvac control head Hvac sw fuse 20a Ign 3 fuse 10a Ign 3 fuse 10a (2.2l) Left instrument panel fuse block (lipfb) Nca Rear defog relay Traction control/ passenger heated seat switch Underhood fuse block (uhfb) Vehicle speed signal conditioner module W/abs W/o abs
POWER DOOR LOCKS Power Door Lock Wiring Diagram for Saturn LS2 2000 List of elements for Power Door Lock Wiring Diagram for Saturn LS2 2000: 51 (lower left side of dash) data link connector A12 Battery Bcm 2 fuse 10a Body control module (mounted on top of glove box) Body fuse 10a C1 a2 C2 c2 Door lock relay Door lock rly ctrl Driver door lock switch Driver door unlock relay Driver unlock rly ctrl Fuel door lock motor G104 (left rear corner of engine compt) G302 (below center console) G404 (left rear corner of cargo area) Ground Horn ctrl Horn system Hot at all times Interior lights system Interior lt ctrl Ip/abs splice pack Left front door jamb switch Left front door lock motor Left front jamb sw in Left instrument panel fuse block Left rear door jamb switch Left rear door lock motor Liftgate ajar sw Liftgate ajar switch Lock Lock fuse 10a Lock sw in Other doors unlock relay Other dr unlk rly ctrl Other jamb sw in Passenger door lock switch Rear ground splice pack Right body ground splice pack Right front door jamb switch Right front door lock motor Right instrument panel fuse block Right rear door jamb switch Right rear door lock motor Serial data class 2 Tan Underhood fuse block Unlock Unlock sw in
POWER MIRRORS Power Mirror Wiring Diagram for Saturn LS2 2000 List of elements for Power Mirror Wiring Diagram for Saturn LS2 2000: 20 B1 c1 Body ground Btsi/bcm mirror fuse 10a C1 a1 C1 a4 C1 b10 C10 c1 Defogger system G302 (below center console) Hot in run or accy Left instrument panel fuse block Left mirror Power window/ mirror switch Red Right body ground splice pack Right mirror Right/ left motor Up/ down motor W/ rke W/o rke
POWER SEATS Heated Seats Wiring Diagram for Saturn LS2 2000 List of elements for Heated Seats Wiring Diagram for Saturn LS2 2000: 30 A10 Body ground C11 D11 Driver seat back heater Driver seat bottom heater E10 F10 F12 G302 (below center console) Heater control unit Hi lo Hot in run Htd seats 20a Ign 10a Left heated seat switch Left instrument panel fuse block Left seat Nca Off On led Passenger seat back heater Passenger seat bottom heater Pnk Right body ground splice pack Right heated seat switch Right instrument panel fuse block Right seat W/ rke W/o rke Power Seat Wiring Diagram for Saturn LS2 2000 List of elements for Power Seat Wiring Diagram for Saturn LS2 2000: 11 Back Driver power seat switch Forward/backward seat adjuster motor Fwd G302 (below center console) Hot at all times Pwr seats fuse 20a Right body ground splice pack Right instrument panel fuse block Seat bottom height adjuster motor Seat recliner motor
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagrams for Saturn LS2 2000 List of elements for Power Top/Sunroof Wiring Diagrams for Saturn LS2 2000: 21 A11 B12 Battery Close G302 (below center console) Ground Hot at all times Hot in run & accy Ignition Limit switch Open/ vent Red Right body ground splice pack Right instrument panel fuse block (behind right side of dash) Rr wiper/ sunroof fuse 20a Sun roof module (front center of headliner) Sun roof switch (front center of headliner) Underhood fuse block (left side of engine compt) Vent/close Vent/open Window/ sunroof fuse 30a
POWER WINDOWS Power Window Wiring Diagram for Saturn LS2 2000 List of elements for Power Window Wiring Diagram for Saturn LS2 2000: 34 Acc B10 C10 D11 Down Express down circuitry G302 (below center console) Ground distribution system Hot at all times Ign 1/2 fuse 30a Ignition switch Left front Left front window motor Left instrument panel fuse block (lipfb) Left master window switch Left rear Left rear window motor Left rear window switch Lock Power window relay Rear window lockout switch Red Right body ground splice pack Right front Right front window motor Right instrument panel fuse block (ripfb) Right master window switch Right rear Right rear window motor Right rear window switch Run Start Underhood fuse block (uhfb) Window/ sunroof fuse 30a
RADIO Radio Wiring Diagrams, with Amplifier for Saturn LS2 2000 List of elements for Radio Wiring Diagrams, with Amplifier for Saturn LS2 2000: 59 A10 A11 A12 Advanced audio amplifier Antenna B+ (cd chngr) B+ (clock) B10 B11 B12 C11 C12 Cd changer/ player (if equipped) Cd/dlc fuse 15a Common Data clk Data in Data out Dim + G104 (left rear corner of engine compartment) G302 (below center console) Ground Ground strap Hot at all times Hot in acc or run I/p/abs splice pack Ign Ignition Interior lights system Left audio Left front + Left front - Left front speaker (tweeter) Left front speaker (woofer) Left instrument panel fuse block Left rear + Left rear - Left rear speaker (woofer) Nca Park lamps in Prem amp fuse 15a Radio Radio fuse 10a Right audio Right body ground splice pack Right front + Right front - Right front speaker (tweeter) Right front speaker (woofer) Right instrument panel fuse block Right rear + Right rear - Right rear speaker (woofer) Rt ip batt fuse 30a Shield Subwoofer Sw +12v Tan Underhood fuse block Radio Wiring Diagrams, without Amplifier for Saturn LS2 2000 List of elements for Radio Wiring Diagrams, without Amplifier for Saturn LS2 2000: 53 A10 A11 A12 Antenna B+ (cd chngr) B+ (clock) B10 B11 B12 C11 C12 Cd changer/ player (if equipped) Cd/dlc fuse 15a Common Data clk Data in Data out Dim + G104 (left rear corner of engine compartment) Ground Ground strap Hot at all times Hot in acc or run I/p/abs splice pack Ign Ignition Interior lights system Left audio Left front + Left front - Left front speaker (tweeter) Left front speaker (woofer) Left instrument panel fuse block Left rear + Left rear - Left rear speaker (tweeter) Left rear speaker (woofer) Nca Park lamps in Radio Radio fuse 10a Right audio Right front + Right front - Right front speaker (tweeter) Right front speaker (woofer) Right rear + Right rear - Right rear speaker (tweeter) Right rear speaker (woofer) Shield Tan Underhood fuse block
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Saturn LS2 2000 List of elements for Shift Interlock Wiring Diagram for Saturn LS2 2000: 34 A10 A11 A12 B10 B11 B12 Body control module (top of glove box) Body ground Brake/ parklock fuse 10a Btsi relay control Btsi/bcm/ mirror fuse 10a Can high Can low E10 Engine control module (top right rear of engine) F10 G302 (below center console) Hot at all times Hot in accy, run & start Hot in run & accy Ign fuse 10a Left instrument panel fuse block (behind left kick panel) Parklock solenoid (base of selector lever) Parklock switch/ btsi solenoid (base of selector lever) Right body ground splice pack Stoplamp switch (on brake pedal bracket) Stoplamp switch input Tan Transaxle control module (behind right front strut tower) Transaxle range switch (on top of transaxle) Underhood fuse block (left side of engine compartment) Underhood fuse block (left side of engine compt) W/o rke W/rke
STARTING/CHARGING Charging Wiring Diagram for Saturn LS2 2000 List of elements for Charging Wiring Diagram for Saturn LS2 2000: 30 2.2l engine 3.0l engine A12 B10 B11 Battery Body control module (bcm) (mounted to top of glove box) Can high Can low Charge (battery) Chassis ground Engine control module (ecm) (on top right rear of engine) Engine ground Fusible link Gen term f output Gen term l out Gen term l output Generator Hot in run & crank I/p cluster Ign 1 fuse 10a Pnk Power distribution system Powertrain control module (pcm) (behind passenger side air bag) Red Serial data Serial data (class ii) Starter solenoid/ motor Tan Underhood fuse block (uhfb) (left side of engine compartment) Starting Wiring Diagram for Saturn LS2 2000 List of elements for Starting Wiring Diagram for Saturn LS2 2000: 21 A/t Accy Armature m Battery Chassis ground Clutch start switch Engine ground Fusible link Generator Hold-in windings Ign o/3/cr fuse 30a Ignition switch M/t Off Pull-in windings Red Run Start Starter solenoid/ motor Transaxle range switch (on top of transaxle) Underhood fuse block (uhfb) (left side of engine compartment)
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Saturn LS2 2000 List of elements for Supplemental Restraint Wiring Diagram for Saturn LS2 2000: 35 A10 A11 A12 A13 A14 A15 A16 A17 A18 B5 serial data Body control module (bcm) (behind left side of dash) D10 Dr inflator hi Dr inflator lo Dr seat belt hi Dr seat belt lo Driver inflator Driver seat belt switch (in driver's seat belt buckle) Ground Hot in run & crank I/p cluster Ign 1 Ign 1 fuse 10a Nca Pass inflator hi Pass inflator lo Passenger inflator module Pnk Power distribution system Roll connector Sdm ground Sensing & diagnostic module (sdm) (under rear of floor console) Serial data Shorting bar Underhood fuse block (uhfb) (left side of engine compartment)
TRANSMISSION
3.0L 3.0L VIN R, A/T Wiring Diagram for Saturn LS2 2000 List of elements for 3.0L VIN R, A/T Wiring Diagram for Saturn LS2 2000: 86 (pins 11-13 not used) (pins 17-19 not used) (pins 28-32 not used) (pins 40-41 not used) (pins 45-47 not used) (pins 53-58 not used) (pins 7-8 not used) (top right rear of eng, on intake manifld) engine control module 1-2 shift solenoid valve 1-2 ss 2-3 shift solenoid valve 2-3 ss A10 A11 A12 Automatic transaxle Automatic transaxle fluid pressure valve manual position switch Automatic transaxle fluid temp sensor B10 B11 B12 Back lighting Battery Body ground Brake sw in Brake/ fuse 15a Code a input Code b input Code c input Controls b+ fuse 10a Controls ign 1 fuse 10a Cruise control & anti- lock brakes system D1,d2 D10 Data link connector (left left side of dash) Dlc Drive E10 Electronic prndl module Engine ground F10 Ground Hot at all times Hot in run accy or start Hot in run or start Ign 0 fuse 10a Ign 1 fuse 10a Ign out Ignition Interior lights system Kw2000 Left i/p fuse block (left kick panel) Left instrument panel fuse block (behind left kick panel) P,r,n, d4 Parity input Pcs sol Pnk Pressure control solenoid Red Return Right body ground splice pack Stoplamp in Stoplight switch (on brake pedal bracket) Tan Tcc pres Tcc press Tcc sol Tcm can hi Tcm can lo Tfp a input Tfp c input Tft sense Torque converter clutch solenoid Toss sens hi Toss sens lo Transaxle control module (right rear corner of eng compt) Transaxle input shaft speed sensor Transaxle output shaft speed sensor Transaxle range switch Trs in Tss sens hi Tss sens lo Underhood fuse block (left side of eng compt) Unerhood fuse block (left side of eng compt) W/ rke W/o rke
TRUNK, TAILGATE, FUEL DOOR Trunk/Tailgate Release Wiring Diagram for Saturn LS2 2000 List of elements for Trunk/Tailgate Release Wiring Diagram for Saturn LS2 2000: 17 Ajar input Bcm/cluster fuse 15a Decklid release solenoid/ ajar switch Decklid/ liftgate release switch F12 G404 (left rear corner of trunk) Hot at all times Left instrument panel fuse block (behind left kick panel) Liftgate ajar switch Liftgate solenoid Rear ground splice pack Release ctrl Sedan Switch input Underhood fuse block (left side of engine compartment) Valet switch Wagon
WARNING SYSTEMS Warning System Wiring Diagrams for Saturn LS2 2000 List of elements for Warning System Wiring Diagrams for Saturn LS2 2000: 40 A10 A11 A15 A16 B10 Body control module (top of glove box) Body ground Computer data lines Data class 2 Driver seat belt switch (in driver's seat belt buckle) G302 (below center console) Head Headlamp/ turn signal switch Headlamps system High High beam input Hot at all times Ignition switch (key minder) (right of steering column) Instrument cluster Key minder sw sig Left front door jamb switch Left i/p fuse block (behind left kick panel) Left instrument panel fuse block (behind left kick panel) Lf door input Low Low beam input Nca Off Park Park lamp fuse 10a Park lamp input Pnk Right body ground splice pack Seat belt sw hi Seat belt sw lo Sensing & diagnostic module (under rear of floor console) Underhood fuse block Underhood fuse block (left side of engine compt) W/o rke W/rke
WIPER/WASHER Wiper/Washer Wiring Diagram for Saturn LS2 2000 List of elements for Wiper/Washer Wiring Diagram for Saturn LS2 2000: 33 A12 Body control module (bcm) (mounted to top of glove box) Body ground E10 F10 F12 Forward lamp splice pack Front wash input Front washer switch Front wiper fuse 25a Front wiper input Front wiper motor Front wiper relay Front wiper rly ctrl G100 (front of left front fender) G302 (below center console) Hot in accy & run Int Int switch Int wiper power Int wiper return Left instrument panel fuse block (lipfb) (behind left kick panel) Low washer sw input Low washer switch Mist Off Red Right body ground splice pack Underhood fuse block (uhfb) (left side of engine compartment) W/o remote keyless entry W/remote keyless entry Washer pump Wiper switch
