GROUND DISTRIBUTION – Lexus GS 400 1999 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Lexus GS 400 1999

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Lexus GS 400 1999:

• (3.0l)
• (4.0l)
• (engine harn, top front of engine)
• (front side of intake mainfold)
• (on left cylinder head)
• (w/ hid)
• (w/o hid)
• A/c lock sensor
• Abs & trac & vsc actuator
• Abs sol relay
• Cruise control switch
• Data link connector 1
• Data link connector 3
• E1 (4.0l) (top rear of engine)
• Efi relay
• Engine control module
• Engine main relay
• Engine oil level 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
• G116 (under abs/ trac/vsc actuator)
• G120 (on right cylinder head)
• G131
• G131 (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 (in ecu box)
• Junction connector j/c 5 (in engine room r/b 2)
• Junction connector j/c 9 (behind left side 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 1999

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Lexus GS 400 1999:

• (3.0l)
• (canada)
• (dash harn, behind combination meter)
• (engine harn, under ecu box)
• (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
• Abs & trac & vsc ecu
• Brake fluid level warning switch
• C13
• Center airbag sensor assembly
• Combination meter
• D24
• Data link connector 3
• Daytime running light relay 3
• Daytime running light relay 4
• Daytime running light resistor (or short connector)
• 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
• Junction connector j/c 10 (behind left side of dash)
• Junction connector j/c 11 (behind left side of dash)
• 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
• Pnk
• 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
• W/ memory
• W/o memory
• Washer level warning switch
• Water temperature switch

Ground Distribution Wiring Diagram (3 of 4) for Lexus GS 400 1999

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Lexus GS 400 1999:

• (canada 3.0l)
• (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
• (right side of instrument panel brace)
• A/c control assembly
• A13
• A20
• A22
• Abs & trac & vsc ecu
• B2 (body harn, top of right "a" pillar)
• 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's 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
• 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
• Mirror retraction switch
• Moon roof control ecu
• Moon roof control switch
• Multi- display
• Noise filter
• Passenger side junction block (behind lower right end of dash)
• Passenger's side relay block (behind lower right end of dash)
• Personal light
• Power outlet
• Power steering oil pressure switch
• Radio & 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 1999

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Lexus GS 400 1999:

• (body harness, rear of left rear wheelwell)
• (nakamichi)
• (w/ memory)
• (w/o memory)
• Auto antenna control relay & motor
• B6 (body harness, under driver's seat)
• Bulb
• C18
• Cellular phone handset
• Driver's seat back heater
• 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)
• G402 (above left rear wheel- well)
• G904 (under left "c" pillar)
• G905 (under right "c" pillar)
• High mounted stop- light
• Junction connector j/c 20 (above left rear wheelwell)
• Junction connector j/c 22 (under right "c" pillar)
• Junction connector j/c 23 (under left front seat)
• Junction connector j/c 24 (under right front seat)
• Led
• 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