Diagram sections — 29 (47 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 2) for Saturn L300 2002 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Saturn L300 2002: 52 (info not avail) (on driver's side of front grille) outside air temperature sensor (on top of dash) solar load sensor +5v A/c A/c diode A/c fuse 10a A/c press A/c pressure sensor (in a/c high side pressure line) A/c relay A10 A12 Automatic climate control B11 Base body ground Bcm fuse 10a Blower motor (on hvac assembly) Blower motor speed control module (on front of hvac assembly) Body control module (bcm) (mounted to top of glove box) C11 Can high Can low Center console ground Clean ground Clutch Computer data lines system Controls ign 1 fuse 10a Cool fan 1 fuse 30a Cool fan 2 fuse 30a D10 Defogger system Engine control module (ecm) (top right rear of engine) Engine controls system Hot at all times Hot in run Hot in run or start Ign 3 fuse 10a Left instrument panel fuse block (lipfb) (behind left kick panel) Mode door actuator (on hvac assembly) Nca Pnk Power distribution system Rear body ground splice pack Recirc door actuator (on hvac assembly) Red Return Serial data Tan Temp control actuator (on right end of hvac assembly) Underhood fuse block (uhfb) (left side of engine compt) W/ rke W/o rke Automatic A/C Wiring Diagram (2 of 2) for Saturn L300 2002 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Saturn L300 2002: 23 A12 Clean ground Coolant flow pump fuse 10a Cooling fan control module (near battery) D8 c1 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) F12 F6 c1 Fan 1 cntrl Fan 2 cntrl Heater water pump (on right side of engine) Left forward lamp ground Left forward lamp splice pack 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 (uhfb) (left side of engine compt) Compressor Wiring Diagram, with Auto A/C for Saturn L300 2002 List of elements for Compressor Wiring Diagram, with Auto A/C for Saturn L300 2002: 26 +5v A/c clutch A/c diode A/c fuse 10a A/c press A/c pressure sensor (in a/c high side pressure line) A/c relay A10 A12 Automatic climate control B11 Body control module (bcm) (mounted to top of glove box) Can high Can low Clean ground Computer data lines system D10 Eng cntl 1 fuse 10a Engine control module (ecm) (top right rear of engine) Engine controls system Hot at all times Hot in run Left instrument panel fuse block (behind left kick panel) Return Serial data Tan Compressor Wiring Diagram, with Manual A/C for Saturn L300 2002 List of elements for Compressor Wiring Diagram, with Manual A/C for Saturn L300 2002: 37 +5v A/c clutch A/c diode A/c fuse 10a A/c on led A/c on/off A/c press A/c pressure sensor (in a/c high side pressure line) A/c relay A/c request A/c switch A10 A12 B11 Base body ground Body control module (bcm) (mounted to top of glove box) C11 C12 Can high Can low Clean ground D10 Eng cntl 1 fuse 10a Engine control module (ecm) (top right rear of engine) Engine controls system Hot at all times Hot in run or start Hvac control head Hvac fan switch Ign 3 relay (energized in run) Left instrument panel fuse block (behind left kick panel) Off Return Right body ground splice pack Tan W/ rke W/o rke Manual A/C Wiring Diagram (1 of 2) for Saturn L300 2002 List of elements for Manual A/C Wiring Diagram (1 of 2) for Saturn L300 2002: 66 (top right rear of engine) engine control module (ecm) +5v A/c clutch A/c diode A/c fuse 10a A/c on led A/c on/off input A/c press A/c pressure sensor (in a/c high side pressure line) A/c relay A/c request input A/c request output A/c switch A1 c1 A10 A12 B11 Base body ground Blower motor (on hvac assembly) Blower motor resistors (right side of hvac module) Body control module (bcm) (mounted to top of glove box) C11 c2 C12 c2 C2 d10 Can high Can low Center console ground Clean ground Def Def mode input Defogger system Dim illumination Eng cntl 1 fuse 10a Engine controls system F7 c2 Fan 1 ctrl Fan 2 ctrl Fresh output Gnd Grd Hot at all times Hot in run or start Hvac control head Hvac fan switch Hvac in-line Ign Ign 3 fuse 10a Ign 3 relay (energized in run) Interior lights system Left instrument panel fuse block (lipfb) (behind left kick panel) Mode door motor (on hvac module) Mode input Off Pnk Rear defogger switch Recirc door motor (on hvac assembly) Recirc on indicator Recirc on input Recirc output Return Right body ground splice pack Tan Underhood fuse block Vent W/ rke W/o rke Manual A/C Wiring Diagram (2 of 2) for Saturn L300 2002 List of elements for Manual A/C Wiring Diagram (2 of 2) for Saturn L300 2002: 24 A12 Clean ground Controls ign 1 fuse 10a Cool fan 1 fuse 30a Cool fan 2 fuse 30a Coolant flow pump fuse 10a Cooling fan control module (near battery) Engine cooling fan 1 (puller) (behind radiator) Engine cooling fan 2 (pusher) (on front of a/c condenser) F12 F6 c1 Heater water pump (on right side of engine) Hot at all times Hot in run or start Left forward lamp ground Left forward lamp splice pack 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 (uhfb) (left side of engine compt)
ANTI-LOCK BRAKES
3.0L 3.0L VIN R, Anti-lock Brake Wiring Diagrams for Saturn L300 2002 List of elements for 3.0L VIN R, Anti-lock Brake Wiring Diagrams for Saturn L300 2002: 68 2x tach A10 Abs 1 fuse 30a Abs 2 fuse 30a Abs indicator Abs tt B10 Base body ground Bcm/ecm/ cruise/abs fuse 10a Body control module (bcm) (on top of glove box) Brake fuse 15a Brake pressure modulator valve (bpmv) Brake sw in C1 f1 C3 e3 Clean ground 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 engine compt) Engine control module (ecm) (on top right rear of engine) Exterior lights system F10 F8 c1 Ground Hot at all times Hot in on or start Hot in run Ign 1 Ign 1 fuse 10a Ign 3 fuse 10a Ignition ground 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 Pwr out Red Redundant ground Request torque Requested torque Rf spd sens Rf speed sens Rf speed sens out Right body ground splide pack Right front wheel speed sensor Right heated seat traction off switch Right rear wheel speed sensor Rr speed sens Serial data Stop lamp 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/ rke W/o rke Wheel speed sensor drain wire j/b
ANTI-THEFT Forced Entry Wiring Diagram for Saturn L300 2002 List of elements for Forced Entry Wiring Diagram for Saturn L300 2002: 31 A12 Bcm/ cluster fuse 15a Body control module (mounted to top of glove box) Body fuse 10a C3 f12 Driver door lock switch Drl relay ctrl E11 Ground Headlights system Horn relay ctrl Horns system Hot at all times I/p ground splice pack Instrument panel cluster Left front door jamb switch Left rear door jamb switch Lf door in Lock Lock sw in Other jamb sw Passenger door lock switch 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 L300 2002 List of elements for Passlock Wiring Diagram for Saturn L300 2002: 31 (mounted to top of glove box) body control module 2.2l 2.2l only 3.0l 3.0l only A12 B10 B11 Bcm/cluster fuse 15a Can bus high Can bus low Connector (lower left side of dash) Data Data link E11 Engine control module (on top right rear of engine) F12 Ground Hot at all times Instrument panel cluster Ip/ground splice pack Passlock sensor (at top of steering column) 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 L300 2002 List of elements for Computer Data Lines for Saturn L300 2002: 31 data class 2 (wagon: below right side of load floor) A10 A12 Auto climate control module B10 B11 Body control module (mounted to top of glove box) C3 f5 Can high Can low Cd/dlc fuse 15a Class 2 Clean ground Data Data class 2 Data link connector (dlc) (lower left side of dash) Electronic brake traction control module (left rear of engine compt) Engine control module (on top right rear of engine) 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 Onstar communication interface module (sedan: on right side of package shelf) 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 L300 2002 List of elements for Cooling Fan Wiring Diagram for Saturn L300 2002: 27 (left forward lamp ground) A12 Clean ground Controls ign 1 fuse 10a Cool fan 1 fuse 30a Cool fan 2 fuse 30a Coolant flow pump fuse 10a Cooling fan control module (near battery) 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) F12 F6 c1 Fan 1 cntrl Fan 2 cntrl Heater water pump (on right side of engine) Hot at all times Hot in run or start Left forward lamp splice pack 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 (uhfb) (left side of engine compt)
CRUISE CONTROL
3.0L 3.0L VIN R, Cruise Control Wiring Diagram for Saturn L300 2002 List of elements for 3.0L VIN R, Cruise Control Wiring Diagram for Saturn L300 2002: 40 A10 A9 c3 All times B10 c2 B5 c3 Bcm/ecm/ cruise/abs fuse 10a Brake fuse 15a Cruise brake in Cruise brake switch (on brake pedal bracket) Cruise on Cruise on/off Cruise on/off switch Cruise set/coast Cruise set/resume switch Cruise switch fuse 2a Electronic brake/ traction control (at left rear of engine compartment) Engine control module (ecm) (on top right rear of engine) F10 Hot at Hot in J2-10 J2-26 J2-27 J2-42 J2-43 J2-44 Left i/p fuse block (behind left kick panel) Nca Off Pnk Resume/ accel Resume/accel Roll connector Run & start Set/ coast Stop lamp switch (on brake pedal bracket) Stp lmp sw input Underhood fuse block (left side of engine compt) Vehicle speed in Vehicle speed out
DEFOGGERS Defogger Wiring Diagram for Saturn L300 2002 List of elements for Defogger Wiring Diagram for Saturn L300 2002: 29 A12 Automatic climate control head B12 Body control module (bcm) (mounted to top of glove box) Body fuse 10a C11 Defog led fuse 10a Defogger request F11 Ground distribution system Hot at all times Hot w/ ign 3 relay energized I/p ground Ign 3 fuse 10a Ind Left instrument panel fuse block (lipfb) (behind left kick panel) Left mirror (heater element) Mirror relay Rear defog element Rear defog fuse 25a Rear defog ground Rear defog relay Relay control Right body ground splice pack Right instrument panel fuse block (ripfb) (behind right kick panel) Right mirror (heater element) Switch output Tan Underhood fuse block (uhfb) (left side of engine compartment)
ENGINE PERFORMANCE
3.0L 3.0L VIN R, Engine Performance Wiring Diagrams (1 of 3) for Saturn L300 2002 List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (1 of 3) for Saturn L300 2002: 71 (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 (on top right rear of engine) 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 Ignition ground 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 L300 2002 List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (2 of 3) for Saturn L300 2002: 29 (left side of engine compt) 5 volt reference splice A10 B10 B11 Brake fuse 15a C11 Camshaft position sensor (top left front of engine) D11 D12 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 Front of engine) Hot at all times Left instrument panel fuse block (left kick panel) Main relay Manifold absolute pressure sensor (on intake manifold) Reference return splice Stoplamp switch (on brake pedal bracket) Throttle control module (on throttle body) To fuel pump relay (diagram 3 of 3) Underhood fuse block Underhood fuse block (left side of engine compt) 3.0L VIN R, Engine Performance Wiring Diagrams (3 of 3) for Saturn L300 2002 List of elements for 3.0L VIN R, Engine Performance Wiring Diagrams (3 of 3) for Saturn L300 2002: 83 (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 A10 A11 A12 Accelerator App +5v App 1 sens App 2 sens App rtn B10 B11 Battery Bcm can hi Bcm can lo Bcm/ecm/ crz/abs fuse 10a Body control module C10 C11 Charging system Computer data lines Controls b+ fuse 10a Cooling fans Corner of engine compt) Cruise brake switch (on brake pedal bracket) Cruise control Cruz on/off Cruz res/acl Cruz set/cst Cruz/brake in D10 D12 Electronic brake traction control module (left rear of engine compt) Engine control module (on top right rear of engine) 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 From engine ctrl3 fuse (diagram 2 of 3) 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 Gen l term Hot at all times Hot in run or start Ign 1 Ign 1 fuse 10a Instrument cluster Kw2000 Left forward lamp ground splice pack 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 Red Redundant ground 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 Wagon
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Saturn L300 2002 List of elements for Back-up Lamps Wiring Diagram for Saturn L300 2002: 14 (a/t) (m/t) A/t B/u lp fuse 10a Back- up lamp Back-up switch (on top rear of transaxle) E9 f9 pnk 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 L300 2002 List of elements for Exterior Lamps Wiring Diagram for Saturn L300 2002: 75 (2.2l) (3.0l) A10 Anti-lock brakes system B/ turn fuse 10a B1 c2 B10 B9 b9 B9 c1 Base body ground Body control module (on top of glove box) Brake fuse 15a C10 C9 c9 Center high mounted stop lamp (chmsl) D9 d9 E10 e10 E6 d8 E9 e9 F1 c3 F1 f1 F10 F8 e1 Fog lamps circuit From park a lamp relay Hazard Hazard fuse 15a Hazard switch Head Head lamp/ turn signal switch Headlamp/ turn signal switch Hot at all times Hot in run I/p ground Indicator Instrument cluster Interior lights system J1-b4 J2-b10 J3-a7 Left Left forward lamp ground Left forward lamp splice pack Left front marker lamp Left front park/ turn lamp Left instru- ment panel fuse block Left instrument panel fuse block Left instrument panel fuse block f1 Left tail lamp Left turn License lamps Off Park Park lamp fuse 10a Park lamp relay Pnk Rear ground splice pack Redundant ground Right Right body ground splice pack Right front marker lamp Right front park/ turn lamp Right tail lamp Right turn indicator Side marker lamp Sound systems Stop lamp switch (on pedal support) Tail/ stop lamp Timing logic To left i/p fuse block Turn lamp Turn signal feed Underhood fuse block W/ remote keyless entry W/o remote keyless entry
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Saturn L300 2002 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Saturn L300 2002: 59 (2.2l) (2.2l) ignition ground (3.0l) 2.2l 3.0l A/c clutch (2.2l) A/c clutch (3.0l) A/c diode (3.0l) A11 A18 Air pump (2.2l) Battery C1 underhood fuse block (uhfb) Chassis ground Clean ground Clean ground splice pack (2.2l) Cooling fan control module Cruise control module (2.2l) Data link connector (dlc) Drl relay Electronic brake/ traction control module (ebtcm) Electronic ignition (ei) module 1,3,5 coils (3.0l) Electronic ignition (ei) module 2,4,6 coils (3.0l) Electronic ignition module (ei) (2.2l) Engine cooling fan 2 (pusher) Engine ground Front wiper motor Fuel pump relay (2.2l) Heater water pump (3.0l) Horn 1 Ignition ground J1-7 J1-73 J1-8 Left fog lamp Left forward lamp ground Left forward lamp splice pack Left front marker lamp Left front park/turn lamp Low washer fluid switch Oil reset switch Onstar communication interface module (cim) Onstar ground Powertrain control module (pcm) (2.2l) Rear defog element Rear defog ground Rear wiper relay Redundant ground Right fog lamp Right front marker lamp Right front park/turn lamp Sdm ground Sensing & diagnostic module (sdm) Shield Transaxle range switch (2.2l) Transmission control module (tcm) (3.0l) W/ abs W/o abs (2.2l only) Wheel speed sensor drain wire splice Ground Distribution Wiring Diagram (2 of 3) for Saturn L300 2002 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Saturn L300 2002: 70 (center console ground) A/t A12 Auto climate control module Auxiliary power outlet B11 Base body ground Body control module (bcm) C11 C2 left instru- ment panel fuse block (lipfb) Center high mount stop lamp (chmsl) Cigar lighter D11 Data link connector (dlc) Decklid release/ dimmer switch Dome lamp Door lock relay Door unlock relay Driver door lock relay Driver seat Glove box lamp Ground strap Hazard switch Headlamp/ turn signal switch Headliner ground splice pack Heated mirror relay Horn/ cruise switch Hvac control head I/p cluster I/p to console inline Ign3 relay Ignition switch Ip ground Ip ground splice pack J4-f Left heated seat/ traction control switch (w/ remote keyless entry) Left mirror heater (w/ remote keyless entry) Left vanity lamp Left window switch Low brake fluid switch M/t Mirror Mirror map lamp Mirror switch (w/ remote keyless entry) Nca Onstar mirror Parklock switch/ btsi solenoid Passenger seat Premium amplifier (w/ remote keyless entry) Prndl Radio Rear dome lamp Right body ground splice pack Right heated mirror Right heated seat/ traction control switch Right instrument panel fuse block (ripfb) Right vanity lamp Right vanity mirror Right window switch Sedan Sunroof module Sunroof switch W/ auto a/c W/ remote keyless entry W/o auto a/c W/o remote keyless entry Wagon Wheel speed sensor conditioner Window relay Wiper switch Ground Distribution Wiring Diagram (3 of 3) for Saturn L300 2002 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Saturn L300 2002: 17 Center high mount stop lamp (chmsl) Decklid ajar/ release solenoid Fuel pump Left license lamp Left rear tail lamp Left tail lamp Liftgate ajar switch Liftgate release solenoid Rear ground splice pack Rear wiper motor Redundant ground Right license lamp Right rear tail lamp Right tail lamp Sedan Tail lamp ground Wagon
HEADLIGHTS Headlight Wiring Diagram for Saturn L300 2002 List of elements for Headlight Wiring Diagram for Saturn L300 2002: 63 (2.2l) (3.0l) (3.0l) (2.2l) (dash ground) (left forward lamp ground) A11 A3 e3 Auto Auto ctrl Body control module (mounted to top of glove box) Bu/turn fuse 10a C1 c8 C1 d8 C1 e6 C2 a1 C2 e5 C2 f3 f6 C3 a2 C3 d1 C3 e8 e3 C3 f2 C3 f3 C9 c2 D11 Drl relay Drl rly E3 e6 F-p F10 F8 f3 Fog lamp relay Fog lamp switch Fog lp fuse 10a Hdlp Head lamp relay Headlamp/turn signal switch Hi beam Hot at all times Hot in run or start L hdlp fuse 10a Left fog lamp Left forward lamp splice pack Left heated seat/fog lamp switch Left high beam head- lamp Left instrument panel fuse block (lipfb) Left instrument panel fuse block (lipfb) (behind left side kick panel) Left low beam head- lamp Low beams Park brake switch Park lamp fuse 10a Park lamp relay Pk brake Pnk R hdlp fuse 10a Right fog lamp Right high beam head- lamp Right instrument panel fuse block (ripfb) (behind right side of dash) Right low beam head- lamp Rly ctrl Rly in Solar sensor Solid state Underhood fuse block (left side of engine compt) Underhood fuse block (uhfb) (left side of engine compt)
HORN Horn Wiring Diagram for Saturn L300 2002 List of elements for Horn Wiring Diagram for Saturn L300 2002: 16 Base body ground Body control module (top of glove box) Forward lamp splice pack Horn (right front of vehicle) Horn fuse 10a Horn relay Horn/ cruise switch Hot at all times Left forward lamp ground 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 L300 2002 List of elements for Instrument Cluster Wiring Diagram for Saturn L300 2002: 49 (2.2l) (3.0l) 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 Computer data line system Coolant level ind Coolant temp gauge Drl ind Exterior lights system F12 Fuel gauge Ground Hatch ajar ind High beam ind Hot at all times Hot in run or start I/p ground splice pack Ign 1 fuse 10a Illumination (6 bulbs) Instrument cluster Interior lights system Left turn ind Low fuel ind Low washer fluid ind Malfunction ind lamp Oil life ind Oil pressure ind Pnk Powertrain control module (pcm) (behind passenger side air bag) 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 L300 2002 List of elements for Interior Light Wiring Diagram (1 of 2) for Saturn L300 2002: 61 (w/ rke) (w/o rke) B10 Base body ground Bcm 2 fuse 10a Body control module (bcm) (mounted to top of glove box) C1 a1 C1 b5 C11 Center console ground Cigar lighter D11 Deck lid ajar/ release solenoid Deck lid/tailgate Dim high Dim low Dimmer Dimmer fuse 10a Dimmer/ deck lid release switch Driver door input Glove box lamp Glove box lamp (w/o rke) Ground strap Hazard switch Head Head- liner ground splice pack Headlamp switch Hot at all times Hvac control head I/p cluster Inadvert pwr Inadvert pwr out Ip ground Ip ground splice pack Left front courtesy lamp Left front door jamb switch Left heated seat fog lamp switch Left instrument panel fuse block (lipfb) Left rear courtesy lamp Left rear door jamb switch Lighter fuse 20a Nca Off Park Park lamp fuse 10a Park lamp input Park lamp relay Power dim Prndl lamp Radio Right body ground splice pack Right heated seat traction switch Right rear compartment diode Sedan To dome/ map lamp (diagram 2 of 2) To rear dome lamp (diagram 2 of 2) To right courtesy lamps (diagram 2 of 2) To right door jamb switches (diagram 2 of 2) Trunk lamp (w/ rke) Underhood fuse block (uhfb) Wagon Interior Light Wiring Diagram (2 of 2) for Saturn L300 2002 List of elements for Interior Light Wiring Diagram (2 of 2) for Saturn L300 2002: 27 (w/ rke only) (wagon only) A12 Base body ground 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) Head- liner ground splice pack Left map lamp Left sunshade mirror lamp Map/dome lamps Mirror map lamp Other door input Rear dome lamp (wagon only) 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 sunshade mirror lamp W/ rke W/o rke
POWER DISTRIBUTION Power Distribution Wiring Diagram (2 of 4) for Saturn L300 2002 List of elements for Power Distribution Wiring Diagram (2 of 4) for Saturn L300 2002: 65 (2.2l) (3.0l) 2.2l 3.0l A/c relay A10 A11 Abs 1 fuse 30a Abs ii fuse 30a Air pump relay Brake fuse 15a C3 a7 C5 b C6 red Controls b+ fuse 10a Cool fan 1 fuse 30a Cool 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) (3.0l) Evap vent solenoid Evaporative emission purge solenoid (3.0l) Exhaust gas recirulation valve (3.0l) F11 From ign a 0/3/cr fuse (underhood fuse block) diagram 1 of 4) Fuel injector (3.0l) Fuel pump fuse 15a Fuel pump relay Fuel vent box 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 2 (3.0l) Horn fuse 10a Horn relay Hvac blower fuse 40a Ign 3 relay Intake planum switchover solenoid (3.0l) J1-20 J2-16 J2-32 J2-48 J2-f15 Left instrument panel fuse block (lipfb) Main relay (3.0l) Mass airflow (maf) sensor (3.0l) Nca Power window relay Powertrain control module (pcm) (2.2l) Red Right instrument panel fuse block (ripfb) Rr defog fuse 25a Stop lamp switch Sun roof assembly To l hdlp fuse (underhood fuse block) (diagram 3 of 4) To rr defog relay (diagram 4 of 4) Transmission control module (tcm) (3.0l) Underhood fuse block (uhfb) Wdo/ sunroof fuse Wdo/ sunroof/ air circuit breaker 30a Power Distribution Wiring Diagram (3 of 4) for Saturn L300 2002 List of elements for Power Distribution Wiring Diagram (3 of 4) for Saturn L300 2002: 69 (2.2l) (3.0l) A/c relay A15 A16 Ac fuse 10a Advanced audio amplifier Auto climate control module Aux fuse 20a Auxiliary power outlet Bcm 2 fuse 10a Bcm/ cluster fuse 15a Body control module (bcm) Body fuse 10a C11 C12 C3 d4 C5 c2 Cd/dlc fuse 15a Center console ground Center console ground splice Cigar lighter/ ring illumination bulb Data link connector (dlc) Decklid release/ dimmer switch Door unlock relay Doors lock relay Driver door lock switch Driver door unlock relay Driver's power seat switch Drl relay E11 F10 c2 F12 Fog lamp relay Fog lp fuse 10a From hvac blower fuse g (underhood fuse block) diagram 2 of 4) From ignition switch (diagram 1 of 4) I/p cluster Ign 0 fuse 10a Interior lights system J1-18 J4-d J4-h L hdlp fuse 10a Left high beam headlamp Left instrument panel fuse block (lipfb) Left low beam headlamp Liftgate key cylinder (wagon) Lighter fuse 20a Locks fuse 15a Mirror relay Onstar vcp Park lamp fuse 10a Park lamp relay Park lock solenoid (a/t) Passenger door lock switch Powertrain control module (pcm) Prem amp fuse 15a Prndl Pwr seat fuse 20a R hdlp fuse 10a Radio Radio fuse 10a Right high beam headlamp Right instrument panel fuse block (ripfb) Right low beam headlamp Rt ip batt fuse 30a Transaxle range switch (a/t) Underhood fuse block (uhfb) Power Distribution Wiring Diagram (4 of 4) for Saturn L300 2002 List of elements for Power Distribution Wiring Diagram (4 of 4) for Saturn L300 2002: 34 2.2l 3.0l A/c relay A12 B12 C12 Cruise brake switch Cruise clutch switch Defog led fuse 10a E12 Evap vent solenoid F12 From ignition switch (diagram 1 of 4) From left instrument panel fuse block (diagram 2 of 4) From right instrument panel fuse block (ripfb) (diagram 1 of 4) From underhood fuse block (uhfb) (diagram 1 of 4) Heated mirror relay Hvac control head Ign 3 fuse 10a Ign 3 fuse 10a (2.2l) Ign3 relay Left heated seat/ fog lamp switch Left instrument panel fuse block (lipfb) Nca Pnk Rear defog element Right heated seat/ traction switch Right instrument panel fuse block (ripfb) Rr defog relay Tan Underhood fuse block (uhfb) W/abs W/o abs Wheel speed signal conditioner module
POWER DOOR LOCKS Power Door Lock Wiring Diagram for Saturn L300 2002 List of elements for Power Door Lock Wiring Diagram for Saturn L300 2002: 48 A12 Battery Bcm 2 fuse 10a Bcm/ cluster fuse 15a Body control module (mounted on top of glove box) Body fuse 10a C1 a2 C2 c2 Decklid ajar in Decklid ajar release solenoid Decklid release ctrl Decklid release sw in Decklid release/ dimmer switch Door lock relay Door lock rly ctrl Driver door lock switch Driver door unlock relay Driver unlock rly ctrl F12 Ground Hot at all times I/p ground splice pack Interior lights system Left front door jamb switch Left front door lock motor Left front jamb sw in Left instrument panel fuse block (behind left kick panel) Left rear door jamb switch Left rear door lock motor 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 (behind right kick panel) Right rear door jamb switch Right rear door lock motor Tan Underhood fuse block (left side of engine compt) Unlock Unlock sw in Valet switch
POWER MIRRORS Power Mirror Wiring Diagram for Saturn L300 2002 List of elements for Power Mirror Wiring Diagram for Saturn L300 2002: 16 B1 c1 Btsi/bcm mirror fuse 10a C1 a4 C1 b12 C1 f1 C12 c1 Defogger system Hot in run or accy Ip ground Left instrument panel fuse block Left mirror Power mirror switch Right body ground splice pack Right mirror Right/ left motor Up/ down motor
POWER SEATS Heated Seats Wiring Diagram for Saturn L300 2002 List of elements for Heated Seats Wiring Diagram for Saturn L300 2002: 28 A10 Body ground C11 D11 Driver seat back heater Driver seat bottom heater E10 F10 F12 G302 (below center console) Heater control unit Hot in run Htd seats 20a Ign 3 fuse 10a Left heated seat switch Left instrument panel fuse block Left seat Nca Off 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 L300 2002 List of elements for Power Seat Wiring Diagram for Saturn L300 2002: 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 L300 2002 List of elements for Power Top/Sunroof Wiring Diagrams for Saturn L300 2002: 22 2.2l 3.0l B12 Battery Close Ground Header ground splice pack 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 L300 2002 List of elements for Power Window Wiring Diagram for Saturn L300 2002: 33 Acc B10 C10 D11 Down Express down circuitry 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/air circuit breaker 30a
RADIO Radio Wiring Diagrams, with Amplifier for Saturn L300 2002 List of elements for Radio Wiring Diagrams, with Amplifier for Saturn L300 2002: 57 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 + Ground Ground strap Hot at all times Hot in acc or run I/p ground 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 L300 2002 List of elements for Radio Wiring Diagrams, without Amplifier for Saturn L300 2002: 52 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 + Ground Ground strap Hot at all times Hot in acc or run I/p ground 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 L300 2002 List of elements for Shift Interlock Wiring Diagram for Saturn L300 2002: 33 (below center console) A10 A12 B11 B12 Base body ground Body control module (top of glove box) Brake fuse 15a Brake sw input Btsi relay control Btsi/bcm/ mirror fuse 10a Can high Can low E11 Engine control module (top right rear of engine) F10 F11 Hot at all times Hot in accy, run & crank Hot in run & accy Ign 0 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) 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 L300 2002 List of elements for Charging Wiring Diagram for Saturn L300 2002: 29 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) 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 L300 2002 List of elements for Starting Wiring Diagram for Saturn L300 2002: 20 A/t Accy Armature m Battery 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 L300 2002 List of elements for Supplemental Restraint Wiring Diagram for Saturn L300 2002: 48 A10 A11 A12 A13 A14 A15 A16 A17 A18 B tan Body control module (bcm) (mounted to top of glove box) D10 D5 (or f8) Driver inflator module Driver seat belt switch (in driver's seat belt buckle) Ground Hot in run & crank I/p cluster Ign 1 Ign 1 fuse 10a Left curtain inflator module Left sattelite in Left sattelite out Left side impact sensor (on lower left "b" pillar) Left side mod hi Left side mod lo Module hi Module lo Nca Passenger inflator module Pnk Power distribution system Return Right curtain inflator module Right sattelite in Right sattelite out Right side impact sensor (on lower right "b" pillar) Right side mod hi Right side mod lo Roll connector Sdm ground Sensing & diagnostic module (sdm) (under rear of floor console) Serial data class 2 Shorting bar Switch hi Switch lo Tan Underhood fuse block (uhfb) (left side of engine compartment)
TRANSMISSION
3.0L 3.0L VIN R, A/T Wiring Diagram for Saturn L300 2002 List of elements for 3.0L VIN R, A/T Wiring Diagram for Saturn L300 2002: 77 (left side of engine compt) unerhood fuse block (top right rear of engine) engine control module 1-2 shift sol 1-2 ss 2-3 shift sol 2-3 ss A10 c3 A12 A6 c3 A9 c1 Automatic transaxle Automatic transaxle fluid pressure switch assembly Automatic transaxle fluid temp sensor B12 Back lighting Battery Brake fuse 15a Brake sw in C11 Clean ground Code a in Code a input Code b in Code b input Code c in Code c input Controls b+ fuse 10a Controls ign 1 fuse 10a Data link connector (lower left side of dash) Dlc Drive E11 Electronic prndl module Exterior lights system F10 F11 F9 c1 Ground Hot at all times Hot in run accy or start Hot in run or start I/p ground Ign 0 fuse 10a Ign 1 Ign out Ignition Input shaft speed sensor Interior lights system Left i/p fuse block (behind left kick panel) Left instrument panel fuse block (behind left kick panel) Oss sens hi Oss sens lo Output shaft speed sensor (right side of transaxle) P,r,n,lo,d4 Parity input Pcs sol Pnk Pressure control solenoid Red Return Rev,d1,d2 Stoplamp switch (on brake pedal bracket) Tan Tcc press Tcc sol Tcm can hi Tcm can lo Tfp a input Tfp b input Tfp c input Tft sense Transaxle control module (right rear corner of engine compt) Transaxle range switch (top of transaxle) Trs in Tss sens hi Tss sens lo Unerhood fuse block (left side of engine compt)
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Saturn L300 2002 List of elements for Trunk Release Wiring Diagram for Saturn L300 2002: 15 Bcm/cluster fuse 15a Body control module (bcm) (mounted to top of glove box) Decklid ajar/ release solenoid Decklid release/ dimmer switch Decklid/liftgate ajar in Decklid/liftgate release ctrl Decklid/liftgate release sw in F12 Ground distribution system Hot at all times Interior lights system Left instrument panel fuse block (behind left kick panel) Rear compartment ground splice pack (left rear corner of trunk) Underhood fuse block (left side of engine compartment) Valet switch
WARNING SYSTEMS Warning System Wiring Diagrams for Saturn L300 2002 List of elements for Warning System Wiring Diagrams for Saturn L300 2002: 40 A10 A11 A12 A15 A16 B10 B12 Body control module (top of glove box) Can hi Can lo Computer data lines system Data class 2 Driver seat belt switch (in driver's seat belt buckle) Engine control module (3.0l only) (on top right rear of eng) Head Head lamp/ turn signal switch Hot at all times I/p ground Ignition switch (key minder) (right of steering column) Instrument cluster Key minder sw sig Left front door jamb switch Left i/p fuse block Left i/p fuse block (behind left kick panel) Lf door input Nca Off Park Park brake input Park lamp fuse 10a Park lamp input Park lamp relay Pk lmp rly cntrl Pk lmp rly input Powertrain control module (2.2l only) (behind passenger side air bag) Seat belt sw hi Seat belt sw lo Sensing & diagnostic module (under rear of floor console) Tan Underhood fuse block (left side of engine compt)
WIPER/WASHER Wiper/Washer Wiring Diagram for Saturn L300 2002 List of elements for Wiper/Washer Wiring Diagram for Saturn L300 2002: 23 (2.2l) (3.0l) A11 A11 c2 B12 c2 Body control module (mounted to top of glove box) E12 Front wiper input Front wiper motor (below left side of windshield) Front wiper relay Front wiper rly ctrl Hot in accy & run Ignition ground Int Int switch Int wiper power Int wiper return Left i/p fuse block (behind left kick panel) Mist Off Underhood fuse block (left side of engine compt) Wiper fuse 25a Wiper switch
