Diagram sections — 12 (16 total)
COOLING FAN DEFOGGERS HORN POWER ANTENNA POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO STARTING/CHARGING TRUNK, TAILGATE, FUEL DOOR WIPER/WASHER
COOLING FAN Cooling Fan Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Cooling Fan Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 31 (behind right side of i/p) powertrain control module A/c coolant fan pressure switch (right rear of radiator) A/c on in Air conditioning system Auxiliary coolant fan motor Auxiliary coolant fan relay (left side of engine compt) B10 Coolant fan motor Coolant fan resistor (front of engine compt) Data link connector Diagnostic test Engine coolant temperature sensor (left side Fuse 5a Fusible link (18ga) G100 (left front of engine compt) Hi speed and aux relay ctrl High speed coolant fan relay (left side of engine compt) Hot at all times Hot in run I/p fuse block Lo speed relay ctrl Low speed coolant fan relay (left side of engine compt) Of engine) Red Rust Sensor gnd Temp sensor in Vehicle speed sensor Vss gnd Vss in W/ heavy duty cooling system
DEFOGGERS Defogger Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Defogger Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 28 (1991) (1990) (88 only) (or nca) Circuit breaker 23 circuit breaker 24 30a Electronic a/c Fuse 3 7.5a Fuse 7 25a Fuse block (left side of i/p) G200 (left kick panel) Heater & a/c control assembly Hot at all times Hot in run J/c c323 (left front door sill) J/c c327 (right front door sill) Left heated mirror Manual a/c Nca On ind On/off momentary switch Rear defogger Rear defogger capacitor Rear defogger control Rear defogger relay (relay center) Rear defogger switch Relay center (top of right kick panel) Tan Timer relay Touring sedan only
HORN Horn Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Horn Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 17 20a Cancel cam assembly Fuse 11 Fuse block (left side of i/p) Fusible link b (rear of engine compt) Horn relay Horn switch Hot at all times Left horn (front of left front fender) Red Relay center (right side of i/p) Right horn (front of right front fender) Rust Slip ring Spring loaded contact Steering wheel Turn/hazard switch assembly
POWER ANTENNA Power Antenna Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Power Antenna Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 21 10a 20a Antenna coax lead Antenna mast Antenna motor Antenna relay (right rear wheelhouse) Down Down switch Fuse 11 Fuse 4 Fuse block (left side of i/p, behind access door) G200 (at left shroud) G203 (at right shroud) Hot at all times Hot in run, acc, or during retained accy power Nca Off Pnk Radio Relay center (w/ delco bose only) (right side of i/p, at right shroud) Up switch
POWER DOOR LOCKS Power Door Lock Wiring Diagram, with Keyless Entry for Oldsmobile Eighty-Eight Royale 1990 List of elements for Power Door Lock Wiring Diagram, with Keyless Entry for Oldsmobile Eighty-Eight Royale 1990: 48 (1990) (1991) (behind right side of i/p) keyless entry program connector 1991 only 803 152 Battery Circuit breaker 30a Daytime running lights system Door lock relay assembly (behind right side of i/p) Driver dr unlck Fuse 15a Fuse 20a Fuse block (left side of i/p) G119 (right front of engine) G201 (behind right side of i/p) G202 (behind left side of i/p) Ground Hot at all times Hot in run, bulb test or start Ignition Ill entry timer Interior lights system J/c c204 (right side of i/p) J/c c327 (right front door sill) J/c c333 (left front door sill) J/c c334 (right front door sill) J/c c335 (right front door sill) Keyless entry module (behind right side of i/p) Left door lock switch Left front door lock motor Left rear door lock motor Lock Lock output Lock relay Nca Park input Program input Right door lock switch Right front door lock motor Right rear door lock motor Sedan only Shift interlock system Tan Transaxle position switch (left side of transaxle) Trunk lid rel Trunk lid release circuit Un- lock Unlock output Unlock relay Power Door Lock Wiring Diagram, without Keyless Entry for Oldsmobile Eighty-Eight Royale 1990 List of elements for Power Door Lock Wiring Diagram, without Keyless Entry for Oldsmobile Eighty-Eight Royale 1990: 23 (1990) (1991) Circuit breaker 30a Door lock relay assembly (behind right side of i/p) Fuse 20a Fuse block (left side of i/p) G201 (behind right side of i/p) Hot at all times J/c c327 (right front door sill) J/c c333 (left front door sill) J/c c334 (right front door sill) J/c c335 (right front door sill) Left door lock switch Left front door lock motor Left rear door lock motor Lock Lock relay Right door lock switch Right front door lock motor Right rear door lock motor Sedan only Tan Un- lock Unlock relay
POWER MIRRORS Power Mirror Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Power Mirror Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 37 (cadiliac) (buick, olds) (left kick panel) (right kick panel) A nca Ambient light sensor (winshield side) Automatic day/ night mirror Down Except 1991 buick lesabre, & olds eighty- eight Fuse 15 20a Fuse 16 20a Fuse 19 20a 15a Fuse block G200 G203 Ground Headlamp sensor (mirror side) Hot at all times Hot in run, bulb test or start Left Left outside mirror Left/ right mirror motor Max Min Mirror position switch Mirror select switch Mirror switch Nca Nca b Nca d Nca h Off Outside mirror control switch Reset to daytime high reflectivity in reverse Right Right outside mirror Transaxle position switch (top of transaxle) Up/down m mirror motor
POWER SEATS 6-Way Power Seat Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for 6-Way Power Seat Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 22 (1990) (1991) 30a Back C 1995 vftc Circuit breaker Down Entire seat For- ward Forward/ back motor Front height Front height motor Fuse block G200 (left kick panel) G203 (right kick panel) Hot at all times J/c c327 (right front door sill) Left seat switch Rear height Rear height motor Right seat switch Tan
POWER WINDOWS Power Window Wiring Diagram, 2 Door for Oldsmobile Eighty-Eight Royale 1990 List of elements for Power Window Wiring Diagram, 2 Door for Oldsmobile Eighty-Eight Royale 1990: 23 (1990 ninety-eight/eighty eight) (1991 eighty-eight) Battery with ignition switch in run C201 Cb. 23 cb. 24 30a Current sense input Down input Express down window module (center of left front door) G200 (behind left side of i/p, at top of shroud) Hot in run I/p fuse block Left front window Left front window motor Master switch assembly Pnk Relay Relay control switch Right front window Right front window motor Right front window switch Solid state Tan Timer & control unit Up input Power Window Wiring Diagram, 4 Door for Oldsmobile Eighty-Eight Royale 1990 List of elements for Power Window Wiring Diagram, 4 Door for Oldsmobile Eighty-Eight Royale 1990: 34 (1990 ninety-eight/eighty eight) (1991 eighty-eight) 1990 ninety-eight 1990-91 eighty-eight Battery with ignition switch in run C201 Cb. 23 cb. 24 30a Current sense input Down input Express down window module (center of left front door) G200 (behind left side of i/p, at top of shroud) Hot in run I/p fuse block Left front window Left front window motor Left rear window Left rear window motor Left rear window switch Master switch assembly Ninety-eight Ninety-eight only Pnk Power tops system Relay Relay control switch Right front window Right front window motor Right front window switch Right rear window Right rear window motor Right rear window switch Solid state Tan Timer & control unit Up input
RADIO Radio Wiring Diagrams, without Delco Bose for Oldsmobile Eighty-Eight Royale 1990 List of elements for Radio Wiring Diagrams, without Delco Bose for Oldsmobile Eighty-Eight Royale 1990: 46 + 5v Antenna Antenna input Assembly line diagnostic link connector Bat C201b Cancel cam (under side of steering wheel, at slip rings) Coaxial cable Data line Dim display Dim signal Fuse 11 20a Fuse 4 10a Fuse block G200 (at left shroud) Ground Heater and a/c control assembly Hot at all times Hot in accy or run Htr-a/c and radio control interface module Interior lights system Left front door speaker Left front speaker Left rear speaker Light receiver Light transmitter Lt frt spkr Lt rr spkr Memory pwr Nca On output Panel lamps Panel lights Pnk Power Power antenna system Radio Right front door speaker Right front speaker Right rear speaker Rt frt spkr Rt rr spkr Spring loaded Steering wheel pad switch and electronics module Tan Turn signal switch
STARTING/CHARGING Charging Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Charging Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 21 (buick-all, olds-1990) (olds 1991- 92) Alternator Bat Battery Bulb test or start Fuse 15a Fuse 20a Fuse 20a Fuse block (left side of G107 (oldsmobile) (right front corner of engine compartment, above horn) G119 (oldsmobile) (right front of engine, on end of cylinder head) G120 (buick) (right side of engine) Hot in run, Hot in run, bulb test or start I/p, behind trim panel) Instrument cluster Oldsmobile Relay center (behind right side of i/p, above right shroud) Volts indicator Warning systems (w/ reminder package) (oldsmobile) Starting Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Starting Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 15 Accy Battery Bulb test Fusible link e (16 ga- rust) G119 (right front of engine, on end of cylinder head) Ignition switch Lock Off Positive j/b (center rear of engine compt., on relay bracket) Red Run Start Starter motor Starter solenoid Transaxle position switch (rear of engine, left side of transaxle)
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Trunk & Fuel Door Release Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 11 1995 vftc c 20a Fuel door release switch Fuel door release solenoid Fuse 20 Fuse block (mounted in left side of i/p, behind trim panel) Hot in run, bulb test or start Luggage compartment lid release solenoid Luggage compartment lid release switch Ninety-eight only Pnk
WIPER/WASHER 2-Speed Wiper/Washer Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for 2-Speed Wiper/Washer Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 21 Except lesabre & bonneville Fuse 5 25a Fuse block G100 (front of left front fender) G119 (right front of engine) Hot in accy or run Instrument cluster Mechanical arm Mist Nca Off Park switch Pnk Red Washer fluid level switch Washer fluid low indicator Washer pump motor Washer switch Wiper motor module Wiper switch Wiper/ washer switch Interval Wiper/Washer Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990 List of elements for Interval Wiper/Washer Wiring Diagram for Oldsmobile Eighty-Eight Royale 1990: 27 (front of left front fender) g100 Cover assembly Except lesabre & bonneville Fuse 5 25a Fuse block G119 (right front of engine) Hot in accy or run Instrument cluster Mechanical arm Mist Nca Nca e9 Off Park switch Pnk Pnk f Pulse Pulse delay Red Timer Washer fluid level switch Washer fluid low indicator Washer pump motor Washer switch Wiper motor module Wiper switch Wiper/ washer switch
