HEADLIGHTS – Lexus LS 400 1999 – SYSTEM WIRING DIAGRAMS

HEADLIGHTS

Headlamps Wiring Diagram, with DRL (1 of 2) for Lexus LS 400 1999

List of elements for Headlamps Wiring Diagram, with DRL (1 of 2) for Lexus LS 400 1999:

• (behind combination meter) i9
• (in driver's door) driver door ecu
• (left side of dash)
• A14
• A20
• Acc
• Auto
• Automatic light control sensor (behind upper left side of dash)
• B14
• B15
• B16
• B17
• B19
• B22
• Bdr
• Becu
• Body ecu (behind left side of dash)
• C11
• C12
• C17
• C18
• C20
• C22
• Center junction block (behind instrument cluster)
• Cltb
• Clte
• Clts
• Computer data lines system
• Cpub
• Cty
• Ctye
• D fr door fuse 20a
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dimmer switch
• Diode (drl) (behind left kick panel)
• Dome fuse 10a
• Driver side junction block (behind left kick panel)
• E10
• E13
• Engine room junction block (on left side of engine compt, forward of strut tower)
• Exterior lights system
• Flash
• Fog lights
• Foglight switch
• Fuse holder (behind left side of dash)
• G202
• G202 (behind combination meter)
• G202 (left side of dash)
• Grd
• Grd1
• Grd2
• Head
• Headlight switch
• Headlights system (headlight beam level control)
• High
• Hot at all times
• Hot in accy or run
• Hot in run or start
• Hrly
• Instrument panel junction block (at rear of parking brake release lever)
• J10
• Junction connector j/c 5 (upper left end of dash)
• Left front door open detection switch
• Low
• Mpx+
• Mpx-
• Mpx-b fuse 10a
• Mpx1
• Mpx2
• Off
• Pwr-ig fuse 15a
• Radio 2 fuse 15a
• Rco
• Rda
• Red
• Sig
• Tail
• Trly
• Wiper/ washer system (headlight cleaner switch)
• Wireless door lock control ecu (behind right side of dash)

Headlamps Wiring Diagram, with DRL (2 of 2) for Lexus LS 400 1999

List of elements for Headlamps Wiring Diagram, with DRL (2 of 2) for Lexus LS 400 1999:

• (engine harn, left radiator support) e3
• (front of right front fender)
• (on left side of engine compt, forward of strut tower) engine room relay block
• C11
• Center junction block (behind instrument cluster)
• Combination meter
• Daytime running light relay 3 & 4 (at right front corner of engine compt)
• Driver side junction block (behind left kick panel)
• Drl 2 relay
• Drl fuse 10a
• E1 (engine harn, right radiator support)
• E19
• E2 (engine harness, right radiator support)
• E21
• Ecu-b fuse 7.5a
• Ecu-ig fuse 10a
• Engine room junction block (on left side of engine compt, forward of strut tower)
• Fog light relay
• Fr fog fuse 15a
• Fusible link block (on left side of engine compt, forward of strut tower)
• G100 (front of left front fender)
• G101
• G202 (left side of dash)
• G206 (right side of instrument panel brace)
• H-lp l lwr fuse 15a
• H-lp l upr fuse 10a
• H-lp r lwr fuse 15a
• H-lp r upr fuse 10a
• Head lp relay
• Hi beam indic
• Hot at all times
• Hot in run or start
• I10 (dash harn, left side of dash)
• Instrument panel junction block (at rear of parking brake release lever)
• J15
• Junction connector j/c 6 (left end of dash)
• Junction connector j/c 9 (right kick panel)
• K10
• Left fog light
• Left high beam headlight control ecu (w/ hid) left high beam headlight (w/o hid)
• Left low & hi beam headlight control ecu (w/ hid) left low & hi beam headlight (w/o hid)
• Main daytime running light relay (behind right end of dash)
• Main fuse 80a
• Parking brake switch (behind left side of dash)
• Pnk
• Red
• Right fog light
• Right high beam headlight control ecu (w/ hid) right high beam headlight (w/o hid)
• Right low & hi beam headlight control ecu (w/ hid) right low & hi beam headlight (w/o hid)
• Starting/ charging system

Headlamps Wiring Diagram, without DRL (1 of 2) for Lexus LS 400 1999

List of elements for Headlamps Wiring Diagram, without DRL (1 of 2) for Lexus LS 400 1999:

• (behind combination meter) i9
• (in driver's door) driver door ecu
• (left side of dash)
• A14
• A20
• Acc
• Auto
• Automatic light control sensor (behind upper left side of dash)
• B14
• B15
• B16
• B17
• B19
• Bdr
• Becu
• Body ecu (behind left side of dash)
• C11
• C12
• C17
• C18
• C20
• C22
• Center junction block (behind instrument cluster)
• Cltb
• Clte
• Clts
• Computer data lines system
• Cpub
• Cty
• Ctye
• D fr door fuse 20a
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dimmer switch
• Dome fuse 10a
• Driver side junction block (behind left kick panel)
• E10
• E13
• Engine room junction block (on left side of engine compt, forward of strut tower)
• Exterior lights system
• Flash
• Fog- lights
• Foglight switch
• Fuse holder (behind left side of dash)
• G202
• G202 (behind combination meter)
• G202 (left side of dash)
• Grd
• Grd1
• Grd2
• Head
• Headlight switch
• Headlights system (headlight beam level control) (w/ hid only)
• High
• Hot at all times
• Hot in accy or run
• Hot in run or start
• Hrly
• Instrument panel junction block (at rear of parking brake release lever)
• J10
• Junction connector j/c 5 (upper left end of dash)
• Left front door open detection switch
• Low
• Mpx+
• Mpx-
• Mpx-b fuse 10a
• Mpx1
• Mpx2
• Off
• Pwr-ig fuse 15a
• Radio 2 fuse 15a
• Rco
• Rda
• Red
• Short connector s24/s25 (upper left end of dash)
• Sig
• Tail
• Trly
• Wireless door lock control ecu (behind right side of dash)

Headlamps Wiring Diagram, without DRL (2 of 2) for Lexus LS 400 1999

List of elements for Headlamps Wiring Diagram, without DRL (2 of 2) for Lexus LS 400 1999:

• (front of right front fender)
• (on left side of engine compt, forward of strut tower) engine room relay block
• A16
• B17
• C17
• Center junction block (behind instrument cluster)
• Combination meter
• Dimmer relay
• Engine room junction block (on left side of engine compt, forward of strut tower)
• Fog light relay
• Fr fog fuse 15a
• Fusible link block (on left side of engine compt, forward of strut tower)
• G100 (front of left front fender)
• G101
• G101 (front of right front fender)
• G202 (left side of dash)
• H-lp l lwr fuse 15a
• H-lp l upr fuse 10a
• H-lp r lwr fuse 15a
• H-lp r upr fuse 10a
• Head ind
• Head lp relay
• Hi beam indic
• Hot at all times
• I39
• Instrument panel junction block (at rear of parking brake release lever)
• J15
• Junction connector j/c 6 (left end of dash)
• Left foglight
• Left high & low beam headlight
• Left high beam head- light
• Left high beam headlight control ecu
• Left low & hi beam headlight control ecu
• Main fuse 80a
• Mpx-b fuse 10a
• Red
• Right foglight
• Right high & low beam headlight
• Right high beam head- light
• Right high beam headlight control ecu
• Right low & hi beam headlight control ecu
• Short pin
• W/ hid
• W/o hid

Headlamps Leveling Wiring Diagram for Lexus LS 400 1999

List of elements for Headlamps Leveling Wiring Diagram for Lexus LS 400 1999:

• (left side of dash)
• (right kick panel)
• (right kick panel) i12
• Anti-lock brakes system
• Auto
• Body ecu (behind left side of dash)
• C19
• C22
• Chg-
• Driver side junction block (behind left kick panel)
• E10
• Engine room junction block (on left side of engine compt, forward of strut tower)
• Fusible link block (on left side of engine compt, forward of strut tower)
• G202
• G203 (right kick panel)
• Hdlp
• Head
• Head lp relay
• Headlight beam level control ecu (behind right side of dash)
• Headlight switch
• Hot at all times
• Hot in run or start
• Hrly
• I11
• Instrument cluster system
• Instrument panel junction block (at rear of parking brake release lever)
• Junction connector j/c 18 (upper right end of dash)
• Junction connector j/c 5 (upper left end of dash)
• Left headlight beam level control actuator (left headlight assembly)
• Lh 1
• Lh 2
• Lh 3
• Lh 4
• Main fuse 80a
• Off
• Pnk
• Pwr-ig fuse 15a
• Red
• Rh 1
• Rh 2
• Rh 3
• Rh 4
• Right front height control sensor & acceleration sensor (at right front side of engine compt)
• Right headlight beam level control actuator (right headlight assembly)
• Right rear height control sensor (under right rear of vehicle)
• Sbf
• Sgf
• Shf
• Shr
• Spdl
• Spdr
• Starting/charging system
• Tail
• W/ air suspension
• W/o air suspension
• Wng