Diagram sections — 31 (53 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER ANTENNA POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Air Conditioning Wiring Diagrams for Oldsmobile Eighty-Eight 1998 List of elements for Air Conditioning Wiring Diagrams for Oldsmobile Eighty-Eight 1998: 67 (body harness, behind right side of i/p) (engine harness, 6 cm from a/c compressor clutch breakout) (left front of engine compartment) A/c compressor clutch A/c compressor clutch diode A/c compressor relay (center rear of engine compartment) A/c fuse 30a A/c refrigerant pressure sensor (lower right front of engine) A/c request A/c temperature valve actuator (behind center of i/p, top of plenum) Bi-lv Blower motor Blower motor resistor (center rear of engine compartment) Blower relay (center rear of engine compartment) Blower switch C 1995 vftc C tan Clg fan/tcc fuse 5c 10a Compressor ctrl Cool Cool fns fuse 40a Def Engine coolant temperature sensor (left front of engine) Fan relay ctrl Fuse 5d 25a Fuse 7e 10a G100 G101 (right front of engine compt) G200 (left kickpad) G203 (at right kickpad) Heater-a/c control assembly High speed coolant fan relay (left rear of engine compartment) Hot at all times Hot in run Hot in run or start Htr I/p fuse block Interior lights system Left coolant fan motor Left maxi fuse block Low speed coolant fan relay (left rear of engine compartment) Max Mode switch Nca Norm Off Pnk Pnk s279 Powertrain control module (left front of engine compt, in air cleaner assembly) Press sw input Red Right coolant fan motor Right maxi fuse block S104 (body harn, 27 cm from left maxi fuse block) S107 S121 (engine harn, near accumu- lator) S124 (body harness, 10 cm from ebcm/ebtcm) S128 (body harness, 6.5 cm from fan motor breakout) S213 (i/p harness, behind center of i/p) Sensor input Sensor return Solid state Tan Temp control Vent Vsb a/c Warm Compressor Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Compressor Wiring Diagram for Oldsmobile Eighty-Eight 1998: 46 (bonneville) (bonneville, eighty-eight) (lesabre) (eighty-eight) (engine harn, 6 cm from a/c compressor clutch breakout) (engine harn, near accumulator) (lesabre) 66 (or 762) A/c compressor clutch A/c compressor clutch diode A/c compressor relay (center rear of engine compartment) A/c refrigerant pressure sensor (lower right front of engine) A/c req A/c request Automatic a/c B e Bi-lv C2 c1 D4 (bonneville) Def F4 (lesabre, lss, regency) Fuse 5d fuse 5a 25a 15a Fuse 7e 10a G203 (at right kickpad) Heater and a/c programmer (behind right side of dash) Heater-a/c control assembly Hot in run Hot in run or start Htr I/p fuse block Manual a/c Max Mode switch Nca Norm Off Pnk Powertrain control module (left front of engine compt, in air cleaner assembly) Press sw input Relay ctrl S106 S107 S121 S279 (body harn, behind right side of dash) Sensor return Vent Vsb a/c
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams (1 of 2) for Oldsmobile Eighty-Eight 1998 List of elements for Anti-lock Brake Wiring Diagrams (1 of 2) for Oldsmobile Eighty-Eight 1998: 76 "anti-lock" ind "traction off" ind (body harness, 17.5 cm from center i/p cross-channel) (front of engine, near starter) (left front fender) 800a 800b Abs motor fuse 40a Abs sol fuse 40a Abs/ccr fuse b5 10a Brake light switch Brake pressure modulator valve (bpmv) Brk/hzrd fuse b6 20a Chime fuse 10 15a Computer data lines system Delivered torque Delivered torque input Electronic brake & traction control module (ebcm/ebtcm) (lower left front of eng compt) Electronic power steering system (variable power steering solenoid) Extended travel switch G100 G125 G200 (left kick panel) Ground Hot at all times Hot in run I/p fuse block Ign feed Lamp driver module (ldm) (center of dash) Left front inlet valve solenoid Left front isolation valve solenoid Left front prime valve solenoid Left front release valve solenoid Left front wheel speed sensor Left maxi fuse block Left rear hold valve solenoid Left rear release valve solenoid Left rear wheel speed sensor Lf whl spd sens (hi) Lft frt whl spd sens (lo) Lft rear spd sens (hi) Lft rear whl spd sens (lo) Magnasteer (hi) Magnasteer (lo) Nca Pnk Powertrain control module (pcm) (left front corner of engine compt) Pump motor Pump motor power output Red Requested torque Requested torque output Right front hold valve solenoid Right front isolation valve solenoid Right front prime valve solenoid Right front release valve solenoid Right front wheel speed sensor Right rear hold valve solenoid Right rear release valve solenoid Right rear wheel speed sensor Rt frt whl spd sens (hi) Rt frt whl spd sens (lo) Rt rear whl spd sens (hi) Rt rear whl spd sens (lo) S208 S225 S228 S262 Serial data (uart) Stoplamp/ btsi switch (brake pedal support) c2 b Tan Tcc/antilock brake switch (brake pedal support) Tcs on/off switch Tcs valve solenoid control signals Valve power output Valve solenoid control signals Anti-lock Brake Wiring Diagrams (2 of 2) for Oldsmobile Eighty-Eight 1998 List of elements for Anti-lock Brake Wiring Diagrams (2 of 2) for Oldsmobile Eighty-Eight 1998: 46 "antilock" indicator "traction active" indicator "traction off" indicator (buick) (buick-ub3) (buick-ub3) c1 (front of right front fender) (olds) (pont) (pont-u2f or u50) (pont-ub3) (pontiac-u2f or u50) (pontiac-ub3) B13 Bat Buick Buick-u23 Buick-ub3 Buick-ub3 pont-ub3, u2f or u50 C1 a15 C1 b7 F16 From abs/tcs uart data line From pcm uart data line G c G101 Hot in run or start Hot in run, bulb test or start I/p junction block Instrument cluster Instrument cluster (pontiac) remote indicator bank (buick) Lamp control module (center of dash) Olds Oldsmobile Pcm fuse 8 10a Pcm fuse 8 15a Pnk Pontiac Pontiac only Right i/p power distribution center S233 S263 (i/p harn, 48 cm from radio connector) S299 S908 Solid state Traction control switch
ANTI-THEFT Pass-Key Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Pass-Key Wiring Diagram for Oldsmobile Eighty-Eight 1998: 57 (buick & pontiac w/ ua6) (olds) (olds) (pontiac & buick) (others) Accy Air bag/ vats fuse 2e 10a Bat Bulb test C202 Deterrent relay (under left side of dash above i/p fuse block) E12 E13 Enable out Fuel enable G111 (near battery) Ground Hot at all times Hot in run Hot in run or start Hot in start I/p fuse block Ign Ignition key Ignition key lock cylinder Ignition switch Ind cntrl Ind control Instrument cluster (except buick w/ ub3) Key res feed Key res ret Lock Misc/rdo/ clstr fuse 9c (buick & pontiac) 10a Nca Off Or start Park/ neutral position switch (rear of transaxle, below egr valve) Pcm fuse 8 (olds) Pcm/ vats fuse 4 20a Pnk Powertrain control module (near air cleaner housing) Red Remote function actuator module (near rear of glove box) Remote indicator bank (buick w/ ub3) Resistor pellet Right underhood fuse block (center rear of engine compt) Rly cntrl Run S217 S233 s207 S266 (body harn, 37 cm from remote function actuator breakout) S270 Security indicator Start Starter solenoid Theft Theft deterrent module (behind right side of dash) Vats fuse 1a 10a
BODY COMPUTER Body Computer Wiring Diagrams for Oldsmobile Eighty-Eight 1998 List of elements for Body Computer Wiring Diagrams for Oldsmobile Eighty-Eight 1998: 68 (buick) (buick, pontiac) (olds, pontiac) (w/ keyless entry) (w/o keyless entry) Auxiliary lamps input Battery Body control module (mall) (behind right side of dash, near rear of glove box) Brake warning input C10 C11 C12 C13 C14 C15 C16 Chime fuse 1d 15a Chime input Courtesy lamp control Ctsy lp, pwr mir fuse 6a 15a D10 D11 D12 D13 D14 D15 D16 Door lock control Door lock request input Door locks system Door unlock control Dr lks fuse 1 20a Driver door open input Engine controls system Exterior lights system Fasten belts indicator control G203 (right kick panel) Ground Hot at all times Hot in run, bulb test or start I/p fuse block I/p junction block Ignition Inadvertent power control Interior lamp control input Interior lights system Junction connector sp332 (right front door sill) Key-in-ignition chime input Lamps on chime input Park input Park/neutral position switch (on left side of transaxle) Passenger door open input Pnk Pontiac w/o keyless entry Power distribution system Remote function actuator module (rfa) (behind right side of dash, near rear of glove box) S208 S237 S296 (body harness, 13cm from center dash cross channel) S307 (w/ power memory seats) S308 Seat belt switch input T/sig/bu lp/btsi fuse 1b 20a Tan Turn signal input Vss input Warning system Warning systems
COMPUTER DATA LINES Computer Data Lines for Oldsmobile Eighty-Eight 1998 List of elements for Computer Data Lines for Oldsmobile Eighty-Eight 1998: 48 (body harness, approx 31 cm from dlc) (dash panel harn, 17cm (dash harn, 14cm from c200, under center of dash) (oldsmobile only) s209 Buick & olds w/ dual zone a/c C10 C11 C15 Computer command ride controller (below left front seat) Data clss 2 Data link connector (under left side of dash, on dash sound insulator) Diag enable Diag out E&c serial E10 E11 Electronic brake (and traction) control module (on left front of engine compt) F13 From radio breakout) (pontiac only) s224 G117 (right rear of engine) G200 (left kick panel) Heater & a/c programmer (buick dual zone a/c) (under right side of dash, above glove box) Heater & a/c programmer (olds dual zone a/c) (under right side of dash, above glove box) Heater & a/c programmer (pontiac auto a/c) (under right side of dash, above glove box) Heater & a/c programmer (w/ auto or dual zone a/c) (under right side of dash, above glove box) Heater and a/c control assembly (pontiac w/ auto a/c) Hot at all times I/p fuse block Inflatable restraint sensing and diagnostic module (sdm) (below right front seat) Instrument cluster (olds except dual zone) Others Pontiac Pontiac auto a/c Pontiac others Powertrain control module (on left front corner of engine compt) Prog enable Radio Rdo, clstr, misc fuse 9c 10a Remote function actuator module (behind right side of dash, near rear of glove box) S207 S225 S226 S273 S278 (body harn, approx 42cm from rfa module breakout) Shift select switch (pontiac only) Tan Transaxle control indicator module (oldsmobile only) (below center console) Uart data W/ dual zone or auto a/c W/o dual zone or auto a/c
COOLING FAN Cooling Fan Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Cooling Fan Wiring Diagram for Oldsmobile Eighty-Eight 1998: 28 (body harness, 27 cm from left maxi fuse block) (engine harness, near accumulator) (left front side A/c refrigerant pressure sensor (lower right front of engine) C 1995 vftc Clg fan/tcc fue 5c 10a Cool fns fuse 40a Engine coolant temperature sensor (left front Fan req G100 High speed coolant fan relay (left rear of engine compartment) Hot at all times Hot in run I/p fuse block Left coolant fan motor Left maxi fuse block Low speed coolant fan relay (left rear of engine compartment) Of engine compartment) Of engine) Powertrain control module (left front of engine compt, in air cleaner assembly) Red Relay ctrl Right coolant fan motor S121 S124 (body harness, 10 cm from ebcm/ebtcm) S128 (body harness, 6.5 cm from fan motor breakout) Sensor inpt Sensor rtn
CRUISE CONTROL Cruise Control Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Cruise Control Wiring Diagram for Oldsmobile Eighty-Eight 1998: 55 (body harn, below left front strut) (body harn, near i/p cross- channel) (buick & olds) (on brake pedal support) (pont) 4000 pulses/mile All times Cruise control module (left side of firewall) Cruise indicator (buick) Cruise inhibit Cruise inhibit input Cruise on input Cruise status Cruise switch Disengage input Fuse 10a Fuse 1d 15a Fuse 5a 15a Fuse 5c 10a Fuse 6b 20a G100 (left front fender) Ground Hot at Hot in run Hot in run, bulb I/p fuse block I/p junction block Ignition Instrument cluster or information center Multifunction lever Nca Off Pnk Powertrain control module (pcm) (left front of engine compt) R/a Resume/accel input S104 S128 S208 S221 S231 (pont) s228 (buick & olds) S239 (body harn, 4.5 cm from lamp control module) S241 S299 Set sw Set/coast input Stop/btsi/cruise brake switch Tcc brake switch (on brake pedal support) Test or start Vehicle speed input Vehicle speed sensor (vss) (right rear of engine) Vss return Vss signal W/u23 W/ub3
DEFOGGERS Defogger Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Defogger Wiring Diagram for Oldsmobile Eighty-Eight 1998: 35 (buick) (olds) A b1 A/c cruise fuse 5a 15a Antenna Auto a/c Battery Buick Coax lead G200 (left kick panel) Heater & a/c control assembly Heater & a/c programmer (under right side of dash) Hot at all times Hot in run Htd mirr fuse 3d 10a I/p fuse block J/c sp340 (left front door sill) Left mirror defogger Manual a/c Nca Olds Radio antenna module (on left rear sail panel) Radio antenna module coil Rear defog input Rear defog/fm Rear defogger relay (right dash junction block) Rear defogger/ antenna grid Rear window defogger Relay control Rr defog fuse 5e 30a S211 (w/ heated mirrors) (body harn, bottom of steering column) S218 S225 S241 Sound systems (radio)
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Electronic Power Steering Wiring Diagram for Oldsmobile Eighty-Eight 1998: 19 (left front fender) g100 Abs solenoid fuse 40a Abs/ccr fuse 5b 10a Dash fuse block (behind left side of dash, on dash panel sound insulator) Electronic brake (& traction) control module (ebcm/ebtcm) (on left front of engine compartment) Ground Hot at all times Hot in off & run Ignition power Input hi Input lo Left maxi fuse block (on center rear of engine compartment, near firewall) Nca Red S262 Solenoid power input Variable power steering solenoid (in rear of engine compartment, on power steering rack) W/ electronic level control W/o electronic level control
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Electronic Suspension Wiring Diagram for Oldsmobile Eighty-Eight 1998: 27 Abs/ccr fuse 5b 10a Automatic level control compressor (below rear of vehicle, right of rear frame rail) Automatic level control sensor (under rear of vehicle, near rear suspension) Battery C nca Compressor motor Compressor motor control D nca Elc Elc fuse 30a Exhaust solenoid Exhaust solenoid control G200 (left kick panel) Ground Hot at all times Hot in run I/p fuse block (behind left side of dash, on dash panel sound insulator) I/p junction block (behind right side of dash) Ignition voltage (reset) Nca Nca f Red Relay Right maxi fuse block (center rear of engine compt, near firewall) S262 S297 S441
ENGINE PERFORMANCE
3.8L 3.8L (VIN K), Engine Performance Wiring Diagrams (1 of 4) for Oldsmobile Eighty-Eight 1998 List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (1 of 4) for Oldsmobile Eighty-Eight 1998: 112 (body harn, 26 cm from center i/p harn channel breakout) (front of eng, below power steering pump) (on lower front of eng block) knock sensor (ks) bank 1 1-2 shift sol control 18x ref 18x reference 2-3 shift sol control 3x ref 3x reference A/t speed sensor high A/t speed sensor low Abs/tcc switch (near brake pedal) b Anti-lock brakes Anti-theft system Bank 1 ks input Bank 2 ks input Battery Body control module, ccr module, cruise module, hud module & instrument cluster Buick & pont Bypass Ccr/brake throttle input Ccr/brake throttle out (pontiac w/ fw1) Charging system (buick & pontiac) Ckp 18x sig Ckp sync sig Clg fan/ tcc fuse 5c 10a Cluster instrument Cmp input Cmp output Cmp signal Computer command ride (ccr) module (below left front seat) Computer data lines sys Computer data lines system Cooling fan system Cruise control Cruise disable/inhibit in Desired torque input Ect sensor ground Egr control ground Egr pos sensor ground Evap purge valve cont Evaporative emissions (evap) purge valve (top right rear of eng, near) generator) Fuel enable input Fuel inj 1 control Fuel inj 2 control Fuel inj 4 control Fuel inj 5 control Fuel inj 6 control Fuel level output Fuel pump fuse 6 20a Fuel pump speed control G101 (right fender, near battery) s249 G125 G125 (left front of eng, under ignition control module) Ground Hi speed cool fan cont Ho2s 1 low Ho2s 2 low Hot at all times Hot coolant ind control Hot in run Hot in run & start I/p fuse block I/p junction block Iac coil b high Iat sensor ground Ign Ign control Ign voltage Ignition Ignition control Ignition control (ic) module (on top left front of eng) Instrument cluster Instrument cluster system (buick & pont) Knock sensor (ks) bank 2 (on lower rear of eng block) Lo speed cool fan cont Maf sensor input Map sensor ground Mass air flow (maf) sensor (in throttle body assembly) Oil life reset switch (buick w/ ub3) (left side of dash) Oil life sw reset input Pcm fuse 8 10a Pcm ground Pcm/vats fuse 20a Pnk Pnk a Powertrain control module (pcm) (left front corner of eng compt) Red Ref low Reference low Right maxi fuse block (center rear of eng compt) S110 S130 S239 S271 Serial data (class 2) Serial data (uart) Signal Tach output Tan Tcc switch input To fuel pump relay (diagram 3 of 4) Tp sensor ground Trans range a input Trans range sw b input Vehicle speed sensor (vss) (on transaxle, below power steering pump) Vin 1 Vin k Volts ind control Vss high Vss low Vss output 3.8L (VIN K), Engine Performance Wiring Diagrams (2 of 4) for Oldsmobile Eighty-Eight 1998 List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (2 of 4) for Oldsmobile Eighty-Eight 1998: 41 (buick & pont) (front of eng, below power steering pump) (ign cont module harn, 18 cm from ign cont module) (olds) (on left side of transaxle) park/neutral position (pnp) switch 1-2 shift sol 2-3 shift sol A no.1 A no.2 A no.3 A/t fluid pressure manual valve position switch A/t fluid temp sensor A/t input shaft speed sensor Automatic transaxle (4t65-e) Camshaft position sensor (cmp) (front of eng, below water pump) Crankshaft position sensor (ckp) (front of eng, below crank pulley) Fuel injectors G125 Hot in run & start I/p fuse block I/p junction block Injector fuse 7 20a Instrument cluster system No.4 No.5 No.6 Olds only Pnk Pressure control solenoid Red Red a Rev S126 S135 S136 (ign cont module harn, 12 cm from ign cont module) S273 Tan Tcc fuse 7d 10a Tcc pwm sol Tcc rel Trunk release system 3.8L (VIN K), Engine Performance Wiring Diagrams (3 of 4) for Oldsmobile Eighty-Eight 1998 List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (3 of 4) for Oldsmobile Eighty-Eight 1998: 47 (behind left kick panel trim plate) g200 (body harn, 27 cm from interior lamp control module breakout) (eng harn, 32 cm from breakout to 66 pin conn near right front strut tower) (front left side of pwm control (front of eng, below power steering pump) g125 (on evap cannister) evaporative emissions (evap) canister vent solenoid (vin 1) (vin k) (vin k: eng harn, 47 cm from breakout to 66 pin connector near right front strut tower vin 1: eng harn, 10 cm from intake air temperature sensor) A nca A/c refrigerant pressure sensor (on hose assembly, near a/c comp) Auto a/c/ cruise fuse 5a 15a C nca Exhaust gas recirculation (egr) valve (top left rear of eng, near throttle body) From fuel pump fuse 6 (diagram 1 of 4) Fuel pump Fuel pump control module (vin 1) Fuel pump feed Fuel pump high Fuel pump low Fuel pump relay Fuel tank pressure sensor (vin k) (top of fuel tank) Fuel tank unit Ground Hot in run Hot in run & start I/p fuse block I/p junction block Intake air temperature (iat) sensor (in air intake duct) Luggage compartment) Manifold absolute pressure (map) sensor (top right side of engine) Misc eng (obd ii) fuse 5 10a Nca Pnk Red S121 S122 S123 S225 S256 pnk S273 S276 S284 Tan Throttle position (tp) sensor (on throttle body) Vin 1 Vin k 3.8L (VIN K), Engine Performance Wiring Diagrams (4 of 4) for Oldsmobile Eighty-Eight 1998 List of elements for 3.8L (VIN K), Engine Performance Wiring Diagrams (4 of 4) for Oldsmobile Eighty-Eight 1998: 88 (buick & pont) (buick w/u23) a3 f13 (buick w/ub3)) (left front of eng compt) (olds) (pont w/ u2f/u50) (pont w/ub3) a3 a11 (rear of cat converter) (top left rear of engine) (vin 1) 5 volt reference a 5 volt reference b A/c comp relay control A/c pres sensor input A/c request signal A/c system A/t fluid temp input Boost control solenoid Boost solenoid control Buick & pontiac Charging system Cruise control Cruise status Delivered torque input Desired torque control Ect sensor input Egr pintel position input Egr valve control Electronic brake & traction control module Eng oil level sw input Engine coolant temperature (ect) sensor (thermostat housing) Engine oil level switch (in side of oil pan) Evap solenoid control Fuel inj 3 control Fuel level input Fuel pump relay control Fuel tank press sensor G125 G202 (behind left kick panel trim plate) G203 (behind right kick panel trim plate) Gen term f monitor Gen term l control Heated oxygen sensor 1 (ho2s) (in exhaust manifold) Heated oxygen sensor 2 (ho2s) Ho2s 1 input Ho2s 2 input Hot in run & start I/p fuse block Iac coil a high Iac coil a low Iac coil b low Iat sensor input Idle air control (iac) valve (on throttle body) Instrument cluster Instrument cluster or remote indicator bank Map sensor input Mil control Mil ind Nca Non obd ii misc eng fuse 7e 10a Normal Ohm Oil level ind control Oil life ind control (buick w/ ub3) P/n input (olds) trans range sw p input (buick & pontiac) Perfor- mance Pnk Powertrain control module (pcm) (left front corner of eng compt) Press sol high control Press sol low control Red S110 S114 S206 S279 Sensor ground Shift select sw input Shift select switch (pontiac w/ fw1) Steer pump) Tach output Tan Tcc pwm sol control Tp sensor input Trans range b input Trans range c input Trans range sw a input Trans range sw c input Trans tcc release sw in
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Backup Lamps Wiring Diagram for Oldsmobile Eighty-Eight 1998: 21 (license lamp harness, center rear of trunk) (oldsmobile) s406 (trunk lid harness, left corner of trunk lid) (pontiac) s481 Adaptive lamp monitor control module (behind dash, near radio) Backup lamp out Exterior lights G402 (left side of luggage compt) Hot in run or start I/p fuse block (behind left side of dash) Left back- up lamp Mirrors system (electro- chromic mirrors) Nca Park/ neutral position switch (left side of transaxle) Pnk Pnp switch in Right back- up lamp S280 (body harness, behind left front strut) S404 (oldsmobile) S428 (pontiac) T-sig/b-u lps/ btsi/ fuse 1b 20a W/ lamp monitor W/o lamp monitor Exterior Lamps Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Exterior Lamps Wiring Diagram for Oldsmobile Eighty-Eight 1998: 73 (body harn, 12cm from center of dash cross-channel) s232 (body harn, 20cm from center of dash cross-channel) s235 (body harness, 11cm from ipc (cluster) connectors) A11 A16 A17 Abs system, cruise control Brk/hzrd lps fuse 6b 20a C16 Center high mounted stop lamp D16 E11 E12 Exterior lights (backup lamps) G100 (left front fender) G111 (near battery) G200 (left kick panel) G203 (right kick panel) G402 (left side of luggage compt) Hazard flasher (under left side of dash, right of steering column support) Hazard switch Head Headlamp switch Hot at all times Hot in run or start I/p fuse block (behind left side of dash) Instrument cluster Interior lights system Lamp control module (behind center of dash) Lcm/hdlp circuit breaker 20a Left cor- nering lamp Left front park/ turn lamp Left front side marker lamp Left maxi fuse block (center rear of engine compt, near firewall) Left rear side marker lamp Left tail/ stop/ turn lamps Left turn Left turn indicator License lamps Nca Nca a10 Nca a15 Nca a6 Off Park Parklamp relay (position k) (in i/p junction block) Pk/int lps fuse 6c 15a Pnk Red Remote function actuator module (behind right side of dash) Right cor- nering lamp Right front park/ turn lamp Right front side marker lamp Right rear side marker lamp Right tail/ stop/ turn lamps Right turn Right turn indicator S108 S128 S201 S202 S204 S308 S400 S403 S404 S405 S417 (body harness, left rear corner of trunk) S433 (license lamp harness, center rear of trunk) Stoplamp/ btsi switch (near brake pedal) c2 T-sig/ b-u lps/btsi fuse 1b 20a Turn signal flasher (under left side of dash) Turn/ hazard switch
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Ground Distribution Wiring Diagram (1 of 6) for Oldsmobile Eighty-Eight 1998: 48 A17 Battery Blower control module Blower motor Blower relay Boost/ map sensor (pontiac) Buick Coolant level switch Data link connector Electronic brake and traction control module Engine oil level switch Engine oil pressure switch Fuel pump relay G108 (left front of engine compt) G111 (near battery) G117 (right rear of engine) G119 (right front of engine) G125 (center, front of engine) Heater and a/c programmer (w/ c68/cj2) I/p cluster I/p cluster (olds) Ignition control module Mass air flow sensor N86 Oldsmobile Park/ neutral position switch Pass-key ii theft deterrent module Pontiac Powertrain control module Right cornering lamp Right front park/ turn light Right high beam headlamp Right high beam headlight (olds and pontiac) Right horn Right low beam headlamp Right low beam headlight (olds and pontiac) S100 (pontiac only) (engine harness, near generator) S108 (body harness, right front fender) S110 (engine harness, near generator breakout) S270 (body harness, 8cm from right side i/p cross channel) S273 (body harness, right rear of engine compt) To junction connector c215 (diagram 2 of 6) To s249 (diagram 2 of 6) Trans position decoder module (olds w/ d55) Transmission position ind lamp U23 U50/u2f Ub3 Ground Distribution Wiring Diagram (2 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Ground Distribution Wiring Diagram (2 of 6) for Oldsmobile Eighty-Eight 1998: 44 (body harness, near cluster connector) (buick) (buick) head- lamp dimmer switch (buick) head/park light switch (buick) oil life reset switch (i/p harness, near cluster breakout (pontiac/buick) (i/p harness, center of dash) (olds) s249 (olds & buick) (olds & pontiac) (olds & pontiac) lamp control module (olds & pontiac) wind- shield washer fluid level switch (olds) electro- chromic mirror (oldsmobile) k (oldsmobile) panel dimmer module (oldsmobile) traction control disable switch (pontiac) adaptive light monitor module (pontiac) electronic compass module (pontiac) head-up display module (pontiac) hood ajar switch (pontiac) p (pontiac) shift select switch Ambient light sensor C119 Computer command ride module Cruise control module D16 Electronic brake and traction control module From s270 (diagram 1 of 6) G100 (left front fender) Head- lamp switch Junction connector sp215 (behind right side of dash) Left cooling fan motor Left cornering lamp Left front park/ turn light Left high beam headlamp Left horn Left low beam head- lamp Left low beam headlamp Nca Right cooling fan motor S128 (body harness, near cooling fan breakout) S292 (body harness, 63cm from left kick panel edge) S293 Under hood lamp Wind- shield wiper/ washer module Ground Distribution Wiring Diagram (3 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Ground Distribution Wiring Diagram (3 of 6) for Oldsmobile Eighty-Eight 1998: 37 (buick) (buick) lamp control module (olds & pontiac) power antenna relay (olds) (olds) headlamp relay (olds) parklamp relay (pont) (pontiac) (pontiac) right front door courtesy lamp (w/ electronic temp control) hvac programmer (w/ hud) head-up display control module (w/ power sunroof) sunroof control module A/c compressor clutch A/c compressor clutch diode A10 Body control module D (oldsmobile) G2o3 (right kick panel) H (buick) H86 Heated oxygen sensor no 1 Heated oxygen sensor no 2 I/p junction block J86 Junction connector sp332 (right front door sill) K86 Nca Passenger climate controller Power window/ sunroof relay Right fog lamp Right lumbar air pump Right outside power mirror Right seat switch S114 (engine harness, near generator) S308 (body harness, near breakout to g203) W/ power/ memory seats W/o power/ memory seats Ground Distribution Wiring Diagram (4 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Ground Distribution Wiring Diagram (4 of 6) for Oldsmobile Eighty-Eight 1998: 80 (3.8l vin 1 (supercharged) only) fuel pump control module (auto a/c) (auto a/c) hvac control assembly (base) (bose) (buick) inside rear view mirror map lamp (dual zone a/c) (dual zone a/c) heater- a/c control assembly (i/p harness, right side of dash) s213 (oldsmobile) instrument cluster (u2f/u50) (ub3) (ub3) a3 (w/ column shift) shift inter- lock solenoid A (olds) A (pont) A14 Anti-lock brake/ tcc switch Ash tray lamp Ash tray light Ashtray lamp Automatic day/ night mirror Auxiliary power outlet B (buick) B15 B8 (u23) Bose amp Brake fluid level switch Buick Buick w/ gages cluster only Cigar lighter Console cigar lighter Console compt lamp switch Data link connector E11 E12 E16 F16 Fog lamp switch Front dome/ reading lamp G200 (left kick panel) Head- light switch Heater- a/c control assembly Heater/ a/c control assembly I/p com- partment light I/p com- partment light switch I/p compartment lamp switch Inflatable restraint steering wheel module Instrument cluster Lamp dimmer switch Lamp driver module Left front seat belt switch Left front vanity mirror Left rear courtesy/ reading Light Nca Olds Pontiac Radio Radio amp- lifier Rear com- partment release switch Rear dome/ reading lamp Remote function actuator module Remote indicator bank Right front vanity mirror Right rear courtesy/ reading light S206 (i/p harness, 60 cm from radio connector breakout) S213 (i/p harness, 13 cm from radio) S213 (i/p harness, 6 cm from glove box lamp) S225 (body harness, 50 cm from top edge of left kick panel) S287 (in cigar lighter harness) S300 (i/p harness, behind dash) S332 (headliner harness, near day/night mirror breakout) Shift interlock solenoid Shift select switch To s400 (diagram 6 of 6) To sp340 (diagram 5 of 6) Traction control disable switch W/ center console W/o center console Ground Distribution Wiring Diagram (5 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Ground Distribution Wiring Diagram (5 of 6) for Oldsmobile Eighty-Eight 1998: 51 (buick) (olds) d a (buick) (pontiac) (olds) g a (olds/ pont) rear defogger (pont) c (pont) left front door courtesy lamp (w/ illu- minated entry) Automatic level control compressor Automatic level control sensor Buick w/ anti- theft Console seat switch From s225 (diagram 4 of 6) Fuel level sender Inflator solenoid Inflator switch Inflator timer relay Junction connector sp340 (left front door sill) Left fog lamp Left front door handle switch Left front door jamb switch Left front door lock cylinder switch Left front door tamper switch Left front power door lock switch Left front power window switch Left lumbar air pump Left outside power mirror Left rear door jamb switch Left seat switch Memory seat/ mirror module Nca Non-supercharged 3.8l w/ auto level control Pneumatic seat module Power mirror switch Rear compart- ment lid tamper switch Right front door handle switch Right front door jamb switch Right front door lock cylinder switch Right front door lock switch Right front door tamper switch Right rear door jamb switch S218 (body harness, near top of left kick panel) S362 (in left seat harness) S415 (body harness, near right rear wheelwell) S441 (elc harness, right rear quarter panel) S603 (body harness, near right "b" pillar) Seat control module Supercharged 3.8l w/ auto level control W/ anti- theft W/ power seats W/ ride control W/o auto level control Ground Distribution Wiring Diagram (6 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Ground Distribution Wiring Diagram (6 of 6) for Oldsmobile Eighty-Eight 1998: 37 (body harness, left side of trunk lid) Buick Center high mount stop light From g200 (diagram 4 of 6) G402 (left side of luggage compartment) Left back- up lamp Left back-up lamp Left license lamp Left rear side marker lamp Left tail lamps Left tail/stop lamp Left tail/stop turn lamp Left tail/turn/ stop lamps Oldsmobile Pontiac Rear compart- ment lid latch switch Rear compart- ment lid release actuator Rear compart- ment lid release solenoid Right back- up lamp Right back-up lamp Right license lamp Right rear side marker lamp Right tail lamps Right tail/stop lamp Right tail/stop turn lamp Right tail/turn/ stop lamps S400 (body harness, left rear wheelwell) S401 (in left tail lamp harness) S402 (in right tail lamp harness) S403 (in left tail lamp harness) S404 (body harness, rear of trunk) S405 (in right tail lamp harness) S428 S430 (body harness, left side of trunk) S432 (body harness, right side of trunk) S435 (body harness, left side of trunk) S436 (body harness, right side of trunk)
HEADLIGHTS Headlight Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Headlight Wiring Diagram for Oldsmobile Eighty-Eight 1998: 99 (body harn, near adaptive lamp monitor control mod) (body harn, near center i/p harn channel breakout) s296 (near battery) g111 A tan Acc Adaptive lamp monitor control module (behind dash, near radio) Al sens input Ambient light sensor (left center of dash) Battery Bulb test C202 Delay input Demand input Drl ctrl Drl resistor (left front corner of engine compt) El ctrl Enable input Exterior lights Flash Fog Fog lamp switch Fog lps ctrl Fog lps fuse 6d 15a G100 (left front fender) G111 (near battery) G200 (left kick panel) G203 (right kick panel) Ground Head Headlamp dimmer switch Headlamp relay Headlamp switch Hi beam feed Hi beam indi- cator High beam Hl ctrl Hot at all times Hot in run, bulb test or start I/p fuse block (behind left side of dash) I/p junction block (behind right side of dash) Ignition input Ignition switch Illum Instru- ment cluster Interior lights system Junction connector sp215 (right side of dash) Junction connector sp332 (right front door sill) Junction connector sp340 (left front door sill) Lamp control module (behind center of dash) Lamps relay Lcm/hdlp circuit breaker 20a Left fog lamp Left high beam head- lamp Left low beam head- lamp Left maxi fuse block (center rear of engine compt) Lock Low beam Ltng ctrl Max Min Nca Off On ind Park Park input Park lamp relay Park lsp/ int/lps fuse 6c 15a Park/ neutral position switch (left side of trans) Pnk Red Red c4 Remote function actuator module (behind right side of dash) Right fog lamp Right high beam head- lamp Right low beam head- lamp Run S108 S201 S202 S204 (i/p harn, near breakout to instrument cluster) S205 S213 S225 S245 (body harn, near breakout to instr cluster) S249 S257 (body harn, near grommet at left front strut) S258 S259 S270 S293 S308 Shift inter- lock system Start T/sig/bu lp/btsi fuse 1b 20a Tan Twilight delay Twilight enable W/ adaptive lamp monitor W/o adaptive lamp monitor
HORN Horn Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Horn Wiring Diagram for Oldsmobile Eighty-Eight 1998: 16 1995 vftc c Fuse 15a G100 (left front of eng compt) G111 (near battery) Horn relay (center rear of engine compt) Horn switch Hot at all times I/p junction block (behind right side of dash) Left f note horn (left front of engine compt) Remote function actuator (rfa) module (behind right side of dash) Right a note horn (right front of engine compt) S101 (body harness, right rear of eng compt) S272 (body harness, approx 12 cm from bcm breakout) Slip ring Steering wheel With anti- theft only
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (2 of 2) for Oldsmobile Eighty-Eight 1998 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Oldsmobile Eighty-Eight 1998: 32 (body harn, 8cm from lamp control module breakout) Acc Brake fluid level switch (in master cylinder reservoir) Bulb test Coolant level switch (in right radiator end tank) Dash fuse block (behind left side of dash, on dash panel sound insulator) G111 (near battery) G115 (right rear of engine) G200 (left kick panel) Hot in run or start Ignition switch Lock Low Nca Non obd ii fuse 6e 10a Normal Off Oil level ind output Park brake switch (on top of parking brake pedal assembly) Park/neutral position switch (on left side of transaxle) Pnk Powertrain control module (on left front corner of engine compartment) Run S225 S246 S270 S273 S279 Start Vehicle speed output 4000 p/m Vehicle speed sensor (on lower right rear of engine) Vss input
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Courtesy Lamps Wiring Diagram for Oldsmobile Eighty-Eight 1998: 77 (body harn, near left kick panel) s254 (body harn, near left kick panel) s289 (left front door sill) (left kick panel) (left side of luggage compartment) (right kick panel) Bat Body control module (mall) (behind right side of dash, near rear of glove box) C13 Chime fuse 1d 15a Console compartment lamp Console compartment lamp switch Cover switch Crtsy (+) Crtsy (-) Ctsy lp/ pwr mir fuse 6a 15a Dimmer switch Door hndl Door open Door open in Dr lks fuse 1 20a E12 F16 Front dome/ reading lamp G200 G200 (left kick panel) G203 G402 Gnd Headlamp switch Hot at all times Hot in run or start I/p compartment lamp I/p fuse block I/p junction block Ign Int lmp in Interior lamp control Junction connector sp340 Left footwell lamp Left front door courtesy lamps Left front door handle switch Left front door jamb switch Left rear door courtesy lamps Left rear door jamb switch Left vanity mirror Pnk Rear compart- ment lid latch switch Rear compartment lamp Rear dome/ reading lamp Remote function actuator (rfa) module (behind right side of dash, near rear of glove box) Right footwell lamp Right front door courtesy lamps Right front door handle switch Right front door jamb switch Right rear door courtesy lamps Right rear door jamb switch Right vanity mirror S208 S213 S216 (i/p harn, below left side of dash) S218 S225 S237 S267 (body harn, near i/p inflator module) S285 (body harn, near right kick panel) S300 S308 S310 (body harn, near right kick panel) S331 (headliner harn, approx 63 cm from left rear courtesy lamp) S332 S334 (headliner harn, approx 73 cm from left rear courtesy lamp) S400 S603 Tan W/ auo/ t2t W/ d55 Instrument Illumination Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Instrument Illumination Wiring Diagram for Oldsmobile Eighty-Eight 1998: 69 (c61) (cj2) (i/p harn, behind left side of dash) s291 (left kick panel) (right kick panel) Ashtray lamp B nca D nca Dim in Dim out E11 E12 E14 E16 Exterior lights system Fog lamp G111 (near battery) G115 (rear corner of engine) G200 G200 (left kick panel) G203 G203 (right kick panel) Head Head- lamp switch Headlamp switch Heater and a/c control assembly Hot at all times I/p fuse block I/p junction block Inflatable restraint steering wheel module coil Instrument cluster Interior lps fuse 8b 10a Junction connector sp332 (right front door sill) Junction connector sp340 (left front door sill) Left front power door lock switch Left seat switch Left side steering wheel controls Nca Off Panel dimmer module (on driver's knee bolster) Park Park lps/ int lps fuse 6c 15a Parklamp relay Passenger climate control assembly Radio Right front power door lock switch Right seat switch Right side steering wheel controls S204 S213 S223 S225 S234 S244 (body harn, approx 2 cm from interior lamp control module (lcm) breakout) S249 S273 S290 (body harn, approx 15 cm from i/p junction block) S307 S308 S603 Steering column fuse holder Switch Switch fuse 2a Traction control disable switch Transmission position decoder module (w/ console) Vf dim in W/ ag1/a43 W/ ag6 W/ cj2
POWER ANTENNA Power Antenna Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Power Antenna Wiring Diagram for Oldsmobile Eighty-Eight 1998: 23 (olds) (olds, pontiac) (pontiac) (pontiac) (olds) Antenna Antenna motor (right side of luggage compt) Circuit breaker Coaxial cable Dn sw G203 (right kick panel) Hot at all times Hot in run, accy or during retained accessory power I/p fuse block I/p junction block Power antenna relay (right side of luggage compt) Rac/ trunk rel fuse 2 15a Radio Radio fuse 8d 10a S203 S251 S308 To radio Up sw
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Power Distribution Wiring Diagram (1 of 6) for Oldsmobile Eighty-Eight 1998: 72 (olds & pontiac) e (oldsmobile) d (pontiac) a Abs motor fuse 60a Abs solenoid fuse 40a Automatic level control compressor Automatic level control sensor Battery Buick C/ltr/rdo/ clstr/misc fuse 60a Cigar ltr fuse 9b 15a Console cigar lighter (pontiac w/ center console) Coolfns fuse 40a Elc fuse 30a Elc relay Electronic brake & traction control module Engine compartment) From left maxi-fuse block (diagram 1 of 6) Front cigar lighter Fuse 60a G (buick) G2oo (left kick panel) G30 Generator Hdlp/lcm circuit breaker 20a Head- lamp switch Headlamp dimmer switch Headlamp relay Heater & a/c control assembly High speed cooling fan relay I/p fuse block I/p junction block I/p junction block (oldsmobile) Ign sw Inflator Lamp control module Left lumbar seat Left maxi fuse block Left seat switch Low speed cooling fan relay Memory seats/ mirror module (oldsmobile) Misc lgt fuse 60a Nca Oldsmobile Pneumatic seat control module (pontiac) Pontiac Pontiac & oldsmobile Pontiac w/ manual control a/c Pwr sts circuit breaker 3 25a Rear defogger relay Red Right lumbar seat Right maxi- fuse block Right seat switch Rr def/ seats fuse 60a Rr defog fuse 5e 30a S201 (body harness, right rear of red S213 S227 (body harn, near left kick panel) S229 (i/p harn, center of dash) S297 (body harness, near instrument cluster) red Seat control module (pontiac) Starter solenoid Timer relay To i/p fuse block (diagram 2 of 6) To ign sw accy fuse (diagram 2 of 6) To ignition switch (diagram 4 of 6) To rdo, clstr misc fuse 9c (diagram 4 of 6) To right maxi fuse block (diagram 1 of 6) W/ dual power seats W/ electronic control a/c W/ left power seat Power Distribution Wiring Diagram (2 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Power Distribution Wiring Diagram (2 of 6) for Oldsmobile Eighty-Eight 1998: 62 (body harn, right rear of engine compartment) s102 (buick) (olds) (pont/olds) (buick) A/c feedback fuse 11 10a A/c fuse 30a A30 Blower control module Blower motor Blower relay Body control module Brake lps/hzd fuse 6b 20a Buick & oldsmobile Console seat switch (pontiac) Ctsy lps/ pw mrrs fuse 6a 15a Door lks fuse 1 20a E16 F2 olds & buick pontic Fog lamp relay (olds & pontiac) Fog lps fuse 6d 15a From elc fuse e (diagram 1 of 6) From misc lgt fuse b (diagram 1 of 6) Hazard flasher Headlamp switch (pontiac) Horn fuse 3 15a Horn relay Horns/trunk misc fuse 60a Hvac programmer I/p fuse block I/p junction block Ign sw fuse 60a Left front door lock isolation relay Left front mirror switch Left seat switch (oldsmobile) Luggage compartment lid release relay Nca Park lps/int lps fuse 6c 15a 25a Pass-key ii theft deterrent module Pcm/vat fuse 20a Pontiac Power antenna relay (olds & pontiac) Power- train control module Pwr sunrf circuit breaker 1 30a Pwr wdo/ sunroof relay Pwr wdo/sr circuit breaker 30a Rac/trunk rel fuse 2 15a Red Remote function actuator b module Right maxi fuse block S237 (body harness, near lcm connector breakout) S251 (body harn, near antenna coax cable breakout) S501 Stop lamp/ btsi switch Sunroof control module To ignition switch (diagram 4 of 6) To lamp control module (diagram 3 of 6) To power window system To retained accessory power relay (diagram 4 of 6) W/ dual power mirrors W/ dual zone/ electronic automatic a/c W/ left power mirror W/ manual/ electronic a/c Power Distribution Wiring Diagram (3 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Power Distribution Wiring Diagram (3 of 6) for Oldsmobile Eighty-Eight 1998: 34 Ashtray lamp B12 Buick Engine compartment lamp Exterior lights system From park lps fuse (diagram 2 of 6) Head lamp switch Head- lamp switch Heads-up display control module Heater and a/c control assembly I/p fuse block I/p junction block Instrument cluster Interior lps fuse 8b 10a K30 Lamp control module Lamp dimmer switch Left front door courtesy lamp Nca Oldsmobile Panel dimmer module Park lamp relay Park lamps fuse 8c 10a Perimeter lt fuse 8a 15a Pontiac Radio Remote dimmer module Right front door courtesy lamp Right side of engine compartment) s202 S223 (body harness, 4cm from cluster connector breakout) S234 (body harness, behind right side of dash) Tan W/ etc W/ gauges Power Distribution Wiring Diagram (4 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Power Distribution Wiring Diagram (4 of 6) for Oldsmobile Eighty-Eight 1998: 64 (pontiac only) 87a A12 Accy Adaptive lamp monitor control module Amplifier (bose) Buick Bulb test C13 Connector Data link E13 F15 From cigar ltr fuse (diagram 1 of 6) From ign sw accy fuse (diagram 2 of 6) From ign switch fuse (diagram 1 of 6) From rac/trunk release fuse 2 (diagram 2 of 6) Fuse 3e 10a Fuse 9c 10a Heater and a/c control assembly (oldsmobile w/ electronic a/c c67 only) Hvac program- mer (w/ cj2, c68 only) I/p fuse block I/p junction block Ign off/ Ignition switch Instrument cluster Instrument cluster (buick indicator cluster u23 only) Instrument cluster (oldsmobile w/ uh8 or u2a cluster) Lamp dimmer switch Lock Nca Off Oldsmobile & buick Oldsmobile only Pnk Pontiac Power window/ sunroof relay Radio Radio (olds) Radio fuse 8d 10a (buick only) Radio fuse 8d 10a (pont/olds only) Rdo, clstr, misc Red Remote function actuator module Remote indicator bank (buick w/ gauges cluster ub3 only) Retained accessory power relay Run S203 (body harn, 43 cm from i/p fuse block) S207 (body harness, near center i/p cross-channel) S214 (i/p harness, near radio) S215 (i/p harness, 70cm from i/p fuse block) Start Steering wheel radio switches To airbag/ vats fuse (diagram 6 of 6) To i/p fuse block (diagram 5 of 6) To tsig fuse (diagram 6 of 6) Unlock W/ rap W/ rap only W/ u50 or u2f cluster only W/ ub3 cluster W/o rap Windshield washer wiper Wpr/wshr fuse 8e 25a Power Distribution Wiring Diagram (5 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Power Distribution Wiring Diagram (5 of 6) for Oldsmobile Eighty-Eight 1998: 48 A/c temperature valve actuator A/c temperature valve actuator (pont/olds) Abs/ccr fuse 5b 10a Adaptive lamp monitor control module Auto a/c-cruise fuse 5a 15a Automatic level control sensor Base a/c fuse 5d 25a Buick C12 C16 Clg fan/ trans fuse 5c 10a Computer command ride module Cruise control module Cruise control switch E12 Elc relay Electronic brake and traction control module Electronic compass module (pontiac) From ignition switch (diagram 4 of 6) G86 Head up display control module Head up display control switch Heater and a/c control assembly Heater and a/c vacuum solenoid High blower relay High speed cooling fan relay Hvac programmer I/p fuse block I/p junction block Instrument cluster Low speed cooling fan relay Nca Olds/ buick Oldsmobile Passenger climate control assembly (buick) Pontiac Pontiac only Pontiac w/ gauges Rear defogger relay S241 (body harn, near interior lamp control module breakout) S243 (i/p harn, center of dash) S276 (i/p harness, center of dash) Shift select switch Tcc/ antilock brake switch W/ center console W/ computer command ride W/o center console W/o computer command ride Power Distribution Wiring Diagram (6 of 6) for Oldsmobile Eighty-Eight 1998 List of elements for Power Distribution Wiring Diagram (6 of 6) for Oldsmobile Eighty-Eight 1998: 80 (body harness, 2cm from i/p center cross- channel) s279 (body harness, 6cm from i/p center cross- channel) s208 (body harness, near instrument cluster breakout) s233 (engine harn, right rear of engine compt) s123 (i/p harness, 12cm from cluster) s299 (u23) (ub3) A/c compressor relay A10 A15 Air bag fuse 1c 10a Air bag/vats fuse 2e 10a Aux outlet fuse 1e 15a Auxiliary power outlet (olds) Body control module Boost control solenoid (olds/pont) Buick C12 C13 Chime fuse 1d 15a Coolant level switch (olds/pont) E15 Electro- chromic mirror Evapo- rative emission canister purge valve Evapo- rative emission canister vent solenoid (vin k) F16 From ignition switch (diagram 4 of 6) Fuel injectors Fuel pump fuse 6 20a Fuel pump relay Heated oxygen sensor 1 Heated oxygen sensor 2 I/p fuse block I/p junction block Ignition control module Inflatable restraint sensing and diagnostic module Injector fuse 7 10a Instrument cluster Instrument cluster (olds) Instrument cluster (oldsmobile) Lamp control module Lamp control module (olds/pont) Lamp driver module (buick) Mass air flow sensor Memory seat/ memory mirror control module Misc eng obd 2 fuse 5 20a Nca No. 1 No. 2 No. 3 No. 4 No. 5 No. 6 Non obd 2 misc eng fuse te 10a Olds w/ center console Park/ neutral position switch Passkey ii decoder module Pcm fuse 8 10a Pnk Pontiac Power- train control module Remote function actuator module Remote indicator bank (buick) S126 (eng harn, near mass air flow sensor) S130 (engine harness, right rear of engine compt) S205 (body harness, 63cm from i/p fuse block) pnk S256 (body harness, near lcm breakout) S271 (vin 1 only) (body harn, right rear of engine compt) Starter enable relay T sig/bu lp btsi fuse 1b 20a Tcc fuse te 10a Tnansmission position decoder module Transaxle Transaxle position decoder module Turn signal flasher Turn/ hazard switch (olds) Vats fuse 1a 10a Vin 1 (super- charged) Vin k W/ retained accessory power only
POWER DOOR LOCKS Door Lock Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Door Lock Wiring Diagram for Oldsmobile Eighty-Eight 1998: 52 (body harn, under right front seat) (part of door latch assembly) A tan Bat Body control module (mall) (behind right side of dash) C 1995 vftc C13 Chime fuse 1d 15a Ctsylp ip pwr mir fuse 6a 15a Door lock input Door lock out Door unlock input Door unlock out Dr lks fuse 1 20a G200 (left kick panel) G203 (right kick panel) Ground Hot at all times Hot in run, bulb test or start I/p fuse block Interior lights system Junction connector c332 (right front door sill) Junction connector c340 (left front door sill) Left front door lock Left front door lock motor Left rear door lock motor Lock Park position input Park/ neutral position switch (rear of transaxle, below egr valve) Pnk Pontiac Right front door lock motor Right front door lock switch Right i/p fuse block Right rear door lock motor S208 S218 S225 S237 S248 (body harness, 14cm from lcm connector breakout) S252 (body harness, 21cm from lcm connector breakout) S296 (body harness, 13cm from dash cross channel) S302 S303 (body harn, under right front seat) S307 S308 S603 Solid state Switch T sig/bu lp btsi fuse 1b 20a Tan Unlock Keyless Entry Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Keyless Entry Wiring Diagram for Oldsmobile Eighty-Eight 1998: 112 (body harn, 21 cm from left front door grommet) (body harn, 32cm from top edge of left kick panel trim) s289 (body harn, 42.5 cm from rfa module breakout) (body harn, under right front seat) s302 (body harness, 21cm from lcm connector breakout) s252 (left front door sill) (part of door latch assembly) A tan Anti- theft system Battery (b+) Battery (b+) c2 Body control module (mall) (behind right side of dash) C 1995 vftc C13 Chime fuse 1d 15a Chime module sig Ctsy lp/ pwr mirror fuse 6a 15a Data link connector (dlc) (left side of dash) Delayed accy relay Door lock in Door lock out Door open in Door unlock in Door unlock out Dr handle switch Dr latch switch Dr lks fuse 1 20a Dr lock cylinder sw Dr lock relay feed Dr lock relay out Dr lock switch out E10 E11 E12 E13 E14 E15 E16 Except pontiac w/ ua6 Exterior lights system F10 F11 F12 F13 F14 F15 F16 Fuel door release solenoid (pontiac w/ ua6 only) G200 (left kick panel) G203 (right kick panel) Ground Headlamp alarm output Horn relay output Horn system Hot at all times Hot in run, bulb test or start I/p fuse block Ignition Interior lights system Junction connector c332 (right front a door sill) Junction connector c340 Key reminder sw sig Left front door lock Left front door lock assembly Left front door lock isolation relay Left front door lock motor Left rear door lock assembly Left rear door lock motor Lock Mem seat/mirror module Memory systems Park/ neutral position switch (left side of transaxle) Perimeter lighting relay Pnk Pnp switch Pontiac w/ ua6 Rac/ trunk release fuse 2 15a Remote function actuator (rfa) module (behind right side of dash) Retained accessory power relay Right front door lock assembly Right front door lock motor Right front door lock switch Right i/p fuse block Right rear door lock assembly Right rear door lock motor Rke program enable sig S208 S218 S225 S237 S248 (body harn, 14cm from lcm conn breakout) S251 S278 S296 (body harn, 13cm from dash cross- channel) S303 (body harn, under right front seat) S307 S308 S310 (body harn, 34cm from right kick panel ground) S510 S603 Security indicator Serial data signal Solid state Switch T sig/bu lp btsi fuse 1b 20a Tamper switch signal Tan Trunk release relay Trunk, tailgate, fuel doors system Unlock Warning systems Wpr/ wshr fuse 8e 25a
POWER MIRRORS Power Mirrors Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Power Mirrors Wiring Diagram for Oldsmobile Eighty-Eight 1998: 21 (in body harness, approx 12 cm from grommet, in right front door) s600 (in body harness, approx 6 cm into left front door grommet) s506 Ctsy lp/pwr mir fuse 6a 15a Down G200 (left kick panel) Hot at all times I/p fuse block Junction connector sp340 (left front door sill) Left Left outside power mirror Left- right motor Mirror position switch Mirror select switch Nca Power mirror switch Right Right outside power mirror S218 S225 S237 Up- down motor
POWER SEATS 6-Way Power Seat Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for 6-Way Power Seat Wiring Diagram for Oldsmobile Eighty-Eight 1998: 23 Back C 1995 vftc Down Entire seat For- ward Forward/ back motor Front height Front height motor G200 (left kick panel) G203 (right kick panel) Hot at all times I/p fuse block Left seat Left seat switch Pwr sts circuit breaker 3 25a Rear height Rear height motor Right seat Right seat switch S218 S227 S307 Tan Lumbar Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Lumbar Wiring Diagram for Oldsmobile Eighty-Eight 1998: 15 1995 vftc c Deflate G200 (left kick pnael) G203 (right kick panel) Hot at all times I/p fuse block Inflate Left lumbar switch Nca Pwr sts circuit breaker 3 25a Right lumbar switch S218 S227 S307 Seat air pump assembly Recliner Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Recliner Wiring Diagram for Oldsmobile Eighty-Eight 1998: 18 1995 vftc c A nca G200 (left kick panel) G203 (right kick panel) Hot at all times I/p fuse block Interior lights system Left seat recliner motor Left seat switch Nca Pwr sts circuit breaker 3 25a Recline down Recline up Right seat recliner motor Right seat switch S218 S227 S307
POWER WINDOWS Power Window Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Power Window Wiring Diagram for Oldsmobile Eighty-Eight 1998: 45 (behind left kick panel) (body harn, approx 36cm from left front door grommet) s502 (body harn, approx 4cm from window motor breakout) s500 (buick & olds only) (with remote control radio) (with window lock-out switch) (without window lock-out switch) Ecb Express down module (lower center of driver's door) From power wdo/ sunroof relay (without lock-out), window lock-out switch (with lock-out) (schematic 1 of 1) G200 G203 (right kick panel) Hot at all times Hot in run, acc or with rap energized I/p fuse block (behind left side of dash, on dash panel sound insulator) I/p junction block (behind right side of dash) J/c c340 (left front door sill) Left front window Left front window motor Left rear window Left rear window motor Left rear window switch Lock Power window master switch assembly Power window/ sunroof relay (position h) Pwr window/ sunroof circuit breaker 30a Radio fuse 8d 10a Red Right front window Right front window motor Right front window switch Right maxi fuse block (center rear of engine compt, near firewall) Right rear window Right rear window motor Right rear window switch S203 S218 S225 S308 S501 S501 (body harn, approx 44cm from left front door grommet) Solid state Tan To front & rear window switches (schematic 1 of 1) Window lock-out switch
RADIO Radio Wiring Diagrams for Oldsmobile Eighty-Eight 1998 List of elements for Radio Wiring Diagrams for Oldsmobile Eighty-Eight 1998: 66 Antenna Antenna enable Battery voltage Coaxial cable Computer data lines system Display dimming E10 E11 E12 E13 E14 E15 E16 F10 F11 F12 F13 F14 F15 F16 G200 (left kick panel) Ground Hot at all times Hot in run, acc or w/ retained accessory power I/p fuse block (behind left side of dash, on dash panel sound insulator) Ign voltage Inflatable restraint steering wheel module coil Interior lights system Left front door speaker Left rear speaker Lf chnl out (+) Lf chnl out (-) Lr chnl out (+) Lr chnl out (-) Midrange Misc/ rdo/clstr fuse 9c 10a Nca Power antenna system Radio Radio fuse 8d 10a Rf chnl out (+) Rf chnl out (-) Right front door speaker Right rear speaker Rr chnl out (+) Rr chnl out (-) S203 (w cj2) S214 Serial data uart Steering column fuse holder Steering wheel control switch Strg whl ctlr Sw1 Sw2 Sw3 Sw4 Sw5 Sw6 Sw7 Sw8 Switch fuse 2a Tan Tweeter Vf dimming W/ uw6 (6 speaker system) W/ ux7 (4 speaker system)
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Shift Interlock Wiring Diagram for Oldsmobile Eighty-Eight 1998: 20 (body harn, 21 cm from center dash cross channel) s230 (olds) (pontiac) 1995 vftc c C202 d3 G200 (left kick panel) Hot in run & start I/p fuse block Not used (bottom of steering column) Olds w/console Park/ neutral position (pnp) switch (top left side of transaxle) Pnk Pontiac w/console S225 S296 (body harn, 13 cm from center dash cross channel) S314 s206 Shift interlock solenoid (bottom of steering column) Shift interlock solenoid (under center console on shifter assembly) Sig/bu lps/ btsi fuse 1b 20a Stop lamp/ btsi switch (brake pedal support) W/o console
STARTING/CHARGING Charging Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Charging Wiring Diagram for Oldsmobile Eighty-Eight 1998: 50 (1997) (1998) (body harness, approx 31 cm from dlc) (buick) (center front of engine) (near battery) (not used) (pontiac u2f, buick u23) (pontiac) (u50) (ub3) B1 (buick) B13 B13 a13 Bat Battery Buick ub3 Chime fuse 1d 15a Control Data link connector (under left side of dash) F16 G111 G125 Gen. term. f input Gen. term. l output Generator l Hot in run, bulb test or start I/p fuse block I/p junction block (behind right side of dash) Instrument cluster Low voltage input Olds (uh8) Others Pcm fuse 8 10a Pnk Pontiac (u2f) buick (u23) Power distribution system Powertrain control module (left front corner of engine compatrment) Red Remote indicator bank (buick ub3) S208 S226 S233 S299 Serial data Serial data line Starting circuit Tan Ub3, u50 (pontiac) Volts ind. Volts indicator control Starting Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Starting Wiring Diagram for Oldsmobile Eighty-Eight 1998: 31 (center front of engine) (near battery) Accy Airbag/ vats fuse 2e 10a Battery Bulb test Charging circuit D5 nca G111 G125 Hold- in coil I/p fuse block (behind left side of dash) Ign sw fuse 60a Ignition switch Instrument cluster system (olds) Left maxi fuse block Lock Nca b6 Off Park/neutral position (pnp) switch (on left side of transaxle) Pass key theft deterrent module (near rear of glove box) Power distribution system Pull- in coil Red Right hand maxi fuse block Run Start Starter enable Starter enable relay (behind dash, left of steering column) Starter motor Starter solenoid
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Supplemental Restraint Wiring Diagram for Oldsmobile Eighty-Eight 1998: 36 (body harn, near tan (under left side of dash) data link connector Air bag fuse 1c 10a Air bag ind Bar Body control module (behind right side of dash) Computer data lines system Dash fuse block (behind left side of dash) Dlc) s226 Driver high Driver low G200 (left kick panel) G301 (below right front seat) Ground Hot in run, bulb test or start Ign Ign pos volt Indicator lamp Inflatable restraint front end discriminating sensor (on radiator top support bracket) Inflatable restraint i/p module (top right of dash Inflatable restraint sensing and diagnostic module (below right front seat) Inflatable restraint steering wheel module (on steering wheel) Inflatable restraint steering wheel module coil Instrument cluster (except buick w/ ub3) remote indicator bank (buick w/ ub3) Nca Passenger high Passenger low S225 (body harn, near left kick panel) S309 (body harn, near ground g203 at right kick panel) Seat belt sw Seat belt switch Sensor input Serial data line Shorting Shorting bar Tan
TRANSMISSION
3.8L 3.8L (VIN K), Transmission Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for 3.8L (VIN K), Transmission Wiring Diagram for Oldsmobile Eighty-Eight 1998: 102 (below left side of dash) data link connector (partial) (body harn, approx 26 cm from center i/p harn channel breakout) s239 (body harness, 27 cm from lcm conn breakout at center of dash) (engine harness, 32 cm from 66-pin conn at right rear of eng compt) (exc buick w/ ub3) instrument cluster (vin k: eng harn, approx 47 cm from 66-pin conn at 1-2 shift sol 2-3 shift sol 5v reference b A/t sensor hi A/t sensor lo Abs/tcc switch Auto a/c/ cruise fuse no 5a (i/p fuse block) Automatic transaxle (4t65-e) Automatic transaxle fluid pressure manual valve position switch Automatic transaxle fluid temperature sensor Automatic transaxle input shaft speed sensor Battery in Body control module & lamp control module Brake switch in Buick & pontiac Buick w/ u23 cluster & pontiac Buick w/ ub3 Chime fuse 1d 15a Clg fan/tcc fuse 5c 10a Cooling fan relays Cruise control system Data class ii Ect return Ect sensor in Engine controls Engine coolant temperature sensor (rear of engine below thermostat housing) Exc buick w/ ub3 G120 (below power steering pump) G200 (left kick panel) Hot at all times Hot in run Hot in run or start I/p fuse block (left side of dash) Ignition in Instrument cluster & transmission decoder module Instrument cluster system Malfunction indicator lamp Mass air flow meter Mil ctrl Nca Norm Of emgine compt, in air cleaner assembly) Oldsmobile Park/neutral position switch (top left side of transaxle) Passkey theft deterrent module Pc sol hi Pc sol lo Pcm fuse 8 10a Pcm ground Pcm/vats fuse 20a Perform Pnk Powertrain control module (left front corner Pressure control sol Red Remote indicator bank (buick w/ ub3) Right rear of eng compt) (vin 1: eng harn, approx 10 cm from iat sensor) Right underhood fuse block S104 S110 S121 S122 S130 S208 S226 (body harn, 32 cm from data link conn) S233 S278 (body harn, 43 cm from rfa module breakout) S284 S299 Sensor return Serial data Shift sel in Shift select switch (pontiac w/ fw1) Tan Tcc fuse 7d 10a Tcc pwm sol Tcc rel Tcc release in Tcc switch Tft sensor in Throttle position sensor Tps in Tps return Tr sw in-a Tr sw in-b Tr sw in-c Tr sw in-p Tr-a Tr-b Tr-c Trans range a Trans range b Trans range c Vehicle speed sensor (right side of engine compt on transaxle) Vss hi in Vss lo in
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Trunk Release Wiring Diagram for Oldsmobile Eighty-Eight 1998: 21 (buick) (olds) Buick & oldsmobile Engine con- trols system (olds w/ v6 vin 1 & k) G117 (right rear of engine) G402 (left side of luggage compt) Hot at all times I/p junction block (behind left side of dash) Luggage compartment lid release relay Park/neutral position (pnp) switch (on left side of transaxle) Pontiac Rac/trunk rel fuse 2 15a Rear compartment lid release solenoid (center rear of trunk lid, near latch) Remote function actuator module (right side of dash, near rear of glove box) S222 (olds only) (body harn, approx 15.5cm from left front strut) S251 S273 S400 Trunk lid release switch Valet switch W/ rke
WARNING SYSTEMS Warning System Wiring Diagrams for Oldsmobile Eighty-Eight 1998 List of elements for Warning System Wiring Diagrams for Oldsmobile Eighty-Eight 1998: 95 (body harn, approx 31.5 cm from top left kick panel) (body harn, near right kick panel) s309 (buick) (left kick panel) (olds) (pont ex ub3) (pont ub3) 1845 (or 33) 80 (or 653) A12 A13 All others B11 Battery (b+) Battery (b+) Body control module (mall) (behind right side of dash, near rear of glove box) Brake ind Buick Buick & pont only Buick w/ ub3 cluster option only C12 C13 C15 C202 Chime control or brake ind Chime fuse 1d 15a Chime in or brake warning in Ctsy/pwr mir fuse 6a 15a D12 Door open in Dr lks fuse 1 20a E12 E13 E16 Engine controls system Exterior lights system Exterior lights system (buick: lamp control module; ex buick: headlamp switch) Fasten belts ind Fasten belts ind ctrl G200 G200 (left kick panel) G203 (right kick panel) Ground Hot at all times Hot in run and start Hot in run or start I/p fuse block I/p junction block Ignition key warning switch (inside steering column assembly) Ignition power Instrument cluster Instrument cluster system Junction connector sp332 (right front door sill) Junction connector sp340 (left front door sill) Key in ignition in Key in input Key in output Lamps on in Left front door latch switch Left frt door open in Left rear door latch switch Nca Olds Open door input Pnk Pont Power distrib- ution system Power distribution system Powertrain control module (pcm) (left front of engine compt) Remote function actuator (rfa) module (behind right side of dash, near rear of glove box) Remote indicator bank Right front door latch switch Right rear door latch switch S200 (i/p harn, approx 13 cm from instrument cluster breakout) S208 S218 S220 (body harn, behind left front strut) S225 S237 S246 (body harn, approx 8 cm from lamp control module breakout) S289 S307 S308 S310 (body harn, near right kick panel) S603 Seat belt sw in Seat belt switch T/sig/bu lp/btsi fuse 1b 20a Tan Turn flasher (below left side of dash) Turn signal in Vss in Vss output W/ remote keyless entry W/o remote keyless entry
WIPER/WASHER Wiper/Washer Wiring Diagram for Oldsmobile Eighty-Eight 1998 List of elements for Wiper/Washer Wiring Diagram for Oldsmobile Eighty-Eight 1998: 24 (left rear of engine compt) 1.2 m 24k Cover assembly G100 (left front fender) Hot in accy or run I/p fuse block (behind left side of dash) Latch arm Mist Nca Off Park switch Pnk Pulse Red S128 Solid state Washer switch Wind- shield wiper switch Wind- shield wiper/ washer module Windshield washer pump Wiper motor Wiper switch Wpr/wshr fuse 8e 25a
