GROUND DISTRIBUTION – Lexus GS 400 1998 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Lexus GS 400 1998

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Lexus GS 400 1998:

• (3.0l only)
• (4.0l only)
• (w/ hid)
• (w/o hid)
• A/c lock sensor
• A21
• A31
• Abs & trac & vsc actuator
• Abs sol relay
• B17
• Cruise control switch
• Data link connector 1
• Data link connector 3
• E1 (4.0l only) (top rear of engine)
• E1 (engine harn, top front of engine)
• Efi relay
• Engine control module
• Engine main relay
• Engine oil life sensor
• Engine room relay block 1 (on right side of engine compt, behind strut tower)
• Engine room relay block 2 (on right side of engine compt, behind strut tower)
• G103 (right front strut tower)
• G112 (4.0l) (on left cylinder head)
• G116 (under abs/trac/ vsc actuator)
• G120 (4.0l) (on right cylinder head)
• G131 (3.0l) (front side of intake mainfold)
• G131 (3.0l) (front side of intake manifold)
• Heated oxygen sensor (bank 1, sensor 1)
• Heated oxygen sensor (bank 1, sensor 2)
• Heated oxygen sensor (bank 2, sensor 1)
• Heated oxygen sensor (bank 2, sensor 2)
• I5 (dash harn, right side of dash)
• Igniter
• Ignition coil & igniter 1
• Ignition coil & igniter 2
• Ignition coil & igniter 3
• Ignition coil & igniter 4
• Ignition coil & igniter 5
• Ignition coil & igniter 6
• Ignition coil & igniter 7
• Ignition coil & igniter 8
• Junction connector j/c 2 (under ecu box)
• Junction connector j/c 4 (under ecu box)
• Junction connector j/c 5 (left rear corner of engine compt)
• Junction connector j/c 9 (upper left end of dash)
• Nca
• Right front fog light
• Right front side marker light
• Right front turn signal light
• Right headlight control ecu
• Right low beam headlight
• Right parking light
• Starter relay

Ground Distribution Wiring Diagram (2 of 4) for Lexus GS 400 1998

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Lexus GS 400 1998:

• (3.0l only)
• (canada)
• (engine harn, under ecu box) e4
• (on left side of engine compt, front of strut tower) engine room relay block 3
• (usa)
• (w/ hid)
• (w/o hid)
• A/c dual pressure switch
• A13
• A19
• A31
• Abs & trac & vsc ecu
• B28
• Brake fluid level warning switch
• C12
• C13
• Center airbag sensor assembly
• Combination meter
• D24
• D26
• Data link connector 3
• Daytime running light relay 3
• Daytime running light relay 4
• Dimmer switch
• Driver's door ecu
• E4 (engine harn, under ecu box)
• Engine control module
• Engine hood courtesy switch
• Exhaust gas sensor
• Fan 2 relay
• Fan 3 relay
• Front wiper & washer switch
• Front wiper motor
• G102 (left front strut tower)
• G200
• Headlight beam level control ecu
• Headlight cleaner control relay
• Headlight cleaner motor
• High beam indicator light
• I1 (dash harn, behind combination meter)
• Junction connector j/c 10 (upper left end of dash)
• Junction connector j/c 11 (behind combination meter)
• Junction connector j/c 6 (left kick panel)
• Key interlock solenoid
• Left front fog light
• Left front side marker light
• Left front turn signal light
• Left head- light control ecu
• Left low beam headlight
• Left mirror heater
• Left parking light
• Light control switch
• Luggage compartment door opener switch
• Main daytime running light relay
• Power steering oil pressure switch
• Pps ecu
• Radiator fan motor
• Seat heater switch
• Steering sensor
• Tilt & telescopic ecu
• To driver side junction block (diagram 3 of 4)
• To passenger side junction block (diagram 3 of 4)
• Transponder key amplifier
• Turn signal flasher
• Turn signal switch
• Unlock warning switch
• W/ memory
• W/o memory
• Washer level warning switch
• Water temperature switch

Ground Distribution Wiring Diagram (3 of 4) for Lexus GS 400 1998

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Lexus GS 400 1998:

• (canada 3.0l only)
• (canada)
• (dash harn, right side of dash) i6
• (except nakamichi)
• (nakamichi)
• (on left side of engine compt, front of strut tower) engine room relay block 3
• A/c control assembly
• A12
• A13
• A20
• A22
• Abs & trac & vsc ecu
• B17
• B2 (body harn, top of right a-pillar)
• B27
• Blower motor controller
• Body ecu 1
• Body ecu 2
• Brake fluid level warning switch
• Cd automatic changer
• Center airbag sensor assembly
• Cigarette lighter
• Clock
• Combination meter
• D/a converter
• Driver side junction block (behind lower left end of dash)
• Electronically controlled transmission pattern select switch
• F11
• F13
• Fan 2 relay
• Fan 3 relay
• From g200 (diagram 2 of 4)
• From junction connector j/c 10 (diagram 2 of 4)
• Front passenger door ecu
• Front wiper motor
• G201 (upper right side of dash)
• G202 (upper left side of dash)
• G302 (right side of instrument panel brace)
• Garage door opener
• Glove box light switch
• Hazard switch
• Htr relay
• I1 (dash harn, behind combination meter)
• Ig relay
• Inner mirror
• Instrument panel junction block (behind upper center of dash)
• Junction connector j/c 17 (upper right end of dash)
• Left rear interior light
• Left vanity light
• Moon roof control ecu
• Moon roof control switch
• Multi- display
• Noise filter
• Passenger side junction block (behind lower right end of dash)
• Passenger side relay block (behind lower right end of dash)
• Personal light
• Power outlet
• Power steering oil pressure switch
• Radio and player
• Right mirror heater
• Right rear interior light
• Right vanity light
• Shift lock control ecu
• Stereo component amplifier
• Vsc off switch
• W/ memory
• W/o memory

Ground Distribution Wiring Diagram (4 of 4) for Lexus GS 400 1998

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Lexus GS 400 1998:

• (nakamichi)
• (w/ memory)
• (w/ rear wing)
• (w/o memory)
• (w/o rear wing)
• A22
• B13
• B4 (rear of left rear wheelwell)
• B6 (body harness, under driver's seat)
• C18
• Cellular phone handset
• Driver's seat back heater
• Driver's seat control seat
• Driver's seat control switch
• Driver's seat front vertical position sensor
• Driver's seat lumbar control switch
• Driver's seat rear vertical position sensor
• Driver's seat recline position sensor
• Driver's seat slide position sensor
• Fuel lid opener motor
• Fuel pump control ecu
• G311 (center of rear shelf)
• G904 (under left c-pillar)
• G905 (under right c-pillar)
• High mounted stop light (bulb)
• High mounted stop light (led)
• Junction connector j/c 20 (left quarter panel)
• Junction connector j/c 22 (under right c-pillar)
• Junction connector j/c 23 (under driver's seat)
• Junction connector j/c 24 (under passenger's seat)
• Left buckle switch
• Left license light
• Left rear combination light
• Left rear door ecu
• Light failure sensor
• Luggage compartment door key unlock switch
• Navigation ecu
• P19
• Passenger's lumbar support switch
• Passenger's power seat control switch
• Passenger's seat back heater
• Power seat ecu
• Right buckle switch
• Right license light
• Right rear combination light
• Right rear door ecu
• S17
• Stereo component amplifier
• Stop light noise filter
• Telephone transceiver & speaker relay
• Wireless door lock ecu