All Wiring Diagrams for Lexus GS 300 2006 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Lexus GS 300 2006

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Lexus GS 300 2006:

(partial)
A/c amplifier (behind center right of dash)
A/c fuse 7.5a
A/c pressure sensor
A/c room temperature sensor
A10
A11
A16
A27
Air sus fuse 10a
Ass5
Automatic light control sensor
B1 (under right headlight assembly)
Blw
Computer data lines system
D11
D12
D14
Dgs
Dgs1
Ecu-ig fuse 10a
G11
G15
Grd
Hot at all times
Ig fuse 10a
Ig+
Ig1 relay
Ig1d
Ig2 relay
J/c a8/ a10/a11 (in engine control a10 module)
K1 (at left kick panel)
K2 (under left side of center floor console)
K4 (at right kick panel)
K51
K52
Left center j/b (behind right side of dash)
Left cowl side j/b (at left side of dash)
Lout
Mpx+
Mpx-
Pnk
Power distribution system
Power source control ecu (behind right side of dash)
Pre
Red
Right center j/b (behind right side of dash)
Right cowl side j/b (at right side of dash)
Rout
S5-1
S5-2
S5-4
Seat heater switch (if equipped)
Seats system
Sg-1
Sg-2
Sg-4
Sg-6
Sgnd
Smog ventilation sensor
Sol+
Sw4
Sw5
Tsd
Tsl
Tsp
Tsr

Automatic A/C Wiring Diagram (2 of 3) for Lexus GS 300 2006

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List of elements for Automatic A/C Wiring Diagram (2 of 3) for Lexus GS 300 2006:

+b1
3.0l
4.3l
A4 (right rear of engine compt)
A4 (right rear of engine compt)
Acmg
Ambient temperature sensor (behind left side of front fascia)
B1 (under right headlight assembly)
Blower motor (under lower right side of dash)
Caih
Cail
Can h
Can l
Computer data lines system
Crankshaft position sensor (left front of engine)
E10
E47
Engine control module (at left side of engine compt)
Engine coolant temperature sensor (on top right rear of engine)
Engine room 1 r/b (right rear of engine compt)
Fan main relay
Fan1 fuse 40a
Gateway ecu (behind right side of dash)
Grd
Heater fuse 50a
Hot at all times
J/c e10
J/c k3 /k4 (behind left kick k3 panel)
J/c k76 /k78 (at right kick panel) k78
K76
Lck1
Main fan motor
Mpi1
Nca
Ne+
Ne-
Red
Rfc
Sub fan motor
Tam
Thw

Automatic A/C Wiring Diagram (3 of 3) for Lexus GS 300 2006

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List of elements for Automatic A/C Wiring Diagram (3 of 3) for Lexus GS 300 2006:

(in ecm) j/c a10/a11
(in engine control module) j/c a8/e10
3.0l
4.3l
A/c amplifier (behind center right of dash)
A/c blower assembly
A/c comp fuse 7.5a
A/c comp relay
A/c compressor (3.0l)
A/c compressor (4.3l)
A/c evaporator temperature sensor
A2 (left rear corner of engine compt)
B bus
Bus
Busg g
Damper servo motor (air inlet)
Damper servo motor (air mix driver side)
Damper servo motor (air mix front passenger side)
Damper servo motor (air vent mode)
Damper servo motor (cool air bypass)
E1 (left rear of engine compt)
E10
Engine room 2 r/b (left side of engine compt)
Flow control valve
Hot at all times
Lock sensor
Magnetic clutch
Sg-10
Sol+
Sol-

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (1 of 4) for Lexus GS 300 2006

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List of elements for Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (1 of 4) for Lexus GS 300 2006:

(left rear corner of engine compt) a2
A1 (left rear corner of engine compt)
A13
A14
A41
A42
Abs 2 fuse 30a
Abs main1 fuse 10a
Abs main1 relay
Abs main2 fuse 10a
Abs main2 relay
Abs main3 fuse 10a
Abs motor fuse 30a
Abs mtr1 relay
Abs mtr2 relay
Brake pedal stroke sensor (top of brake pedal assembly)
Brake stroke simulator cylinder
Brake stroke simulator cylinder short connector
Bs01
Bs03
Bs1
Bsr
Cbi1
Computer data lines system
Cty+
Di1
Do1
Ena
Engine room 1 r/b (on right rear of engine compt)
Engine room 3 r/b (left rear of engine compt)
Fail
Fr+
Fr-
Fra+
Fra-
Fro
Frr+
Frr-
Grd
Hot at all times
Ig1
J/c a32 (behind left end of dash)
Left rear speed sensor
Mpx-b fuse 10a
Mr1
Mtt
Pac1
Parking brake switch
Pck1
Pfr
Pmc1
Pnk
Prl
R1+
R1-
R3+
Red
Right front speed sensor
Rl+
Rl-
Rla+
Rla-
Rlr+
Rlr-
Scss
Skg
Skid control ecu (left rear of engine compt)
Sks
Sks1
Sks2
Smc1
Sp1
Stp
Vbz
Vcm
Vcs warning buzzer
Vcsk

Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (2 of 4) for Lexus GS 300 2006

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List of elements for Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (2 of 4) for Lexus GS 300 2006:

(at left kick panel) k1
(at right kick panel) k4
+bc
A1 (left rear corner of engine compt)
A24
A25
A33
Body ecu
Brake fluid level warning switch
Cty
Cty+
D11
D12
D13
D23
D29
Ecu-ig fuse 10a
Ena
Fail
Gauge fuse 7.5a
Grd
Headlamp beam level control ecu or headlamp swivel ecu (under left end of dash)
Hot at all times
Hot w/ ig2 relay energized
Ig fuse 7.5a
Ig1
Ign fuse 10a
Interior lights system
J/c a32 & a33 (behind left end of dash)
J/c u22 & u23 (right front of luggage compt)
L10
Lbl
Left cowl side j/b (behind left side of dash)
Left front speed sensor
Left ig2 relay
Out1
Out2
Pkb
Pkbo
Pnk
Red
Right cowl side j/b (behind right side of dash)
Right ig1 relay
Right rear speed sensor
Spdl
Spdr
Stop lamp switch
Stop sw fuse 7.5a
U2 (right front of luggage compt)
U22
U23
W/ adaptive front lighting system
W/o adaptive front lighting system

Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (3 of 4) for Lexus GS 300 2006

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List of elements for Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (3 of 4) for Lexus GS 300 2006:

(at left side of engine compt) engine control module
(behind left side of dash) distance control ecu
(behind left side of dash) steering sensor
(behind right end of dash) absorber control ecu
(behind right side of dash) power source control ecu
(right rear corner of engine compt) power steering ecu
(under front of center floor console) yaw rate sensor
+bo
A40
Abs
Bat
Brake
Caih
Cail
Can+
Can-
Canh
Canl
Combination meter
Computer data lines system
Ecb or vsc
Ess
Gateway ecu
Grd
Ig+
Ig1d
Instrument cluster system
K1 (at left kick panel)
K4 (at right kick panel)
K70
Left center j/b (behind right side of dash)
Master
Mpi1
Mpi2
Mpx+
Mpx-
Pnk
Red
Right center j/b (behind right side of dash)
Slip
Speedometer
Ss1+
Ss1-
Steering control ecu
Telltale lamp assembly

Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (4 of 4) for Lexus GS 300 2006

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List of elements for Anti-lock Brakes Wiring Diagram, with Vehicle Dynamics Integrated Management (4 of 4) for Lexus GS 300 2006:

(left rear corner of engine compt) brake actuator
A1 (left rear corner of engine compt)
A15
A2 (left rear corner of engine compt)
Bm1
Bm2
Bs02
Bs1
Bs2
Canh
Canl
Cbi2
Computer data lines system
Csw
Di2
Do2
Fl+
Fl-
Fla+
Fla-
Flo
Flr+
Flr-
Fra+
Fra-
Frr+
Frr-
Grd1
Grd2
Grd4
Ig2
K4 (at right kick panel)
Lbl
Mr2
Mtt
Pac1
Pck1
Pck2
Pfl
Pfr
Pkb
Pmc1
Pmc2
Pnk
Prl
Prr
R2+
R2-
R4+
Red
Rla+
Rla-
Rlr+
Rlr-
Rr+
Rr-
Rra+
Rra-
Rrr+
Rrr-
Skid control ecu (left rear of engine compt)
Smc1
Smc2
Traction control switch
Vcm
Vcm2

Anti-lock Brakes Wiring Diagram, without Vehicle Dynamics Integrated Management (1 of 3) for Lexus GS 300 2006

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List of elements for Anti-lock Brakes Wiring Diagram, without Vehicle Dynamics Integrated Management (1 of 3) for Lexus GS 300 2006:

(left rear corner of engine compt) a2
+bs
A2 (left rear corner of engine compt)
Abs 1 fuse 50a
Abs 2 fuse 30a
Abs mtr1 relay
Abs mtr2 relay
Canh
Canl
Computer data lines system
Csw
D/g
E2 red
Engine room 1 r/b (on right rear of engine compt)
Engine room 3 r/b (left rear of engine compt)
Fl+
Fl-
Flo
Fr+
Fro
Fsw+
Grd1
Grd2
Hot at all times
Ig1
K4 (at right kick panel)
Left front speed sensor
Left rear speed sensor
Mpx-b fuse 10a
Mrf
Parking brake switch
Pkb
Pnk
Red
Right front speed sensor
Right rear speed sensor
Rl+
Rl-
Rlo
Rr+
Rr-
Rro
Skid control ecu with actuator (left rear of engine compt)
Sp1
Stp
Traction control switch
Vcs warning buzzer
Wfse

Anti-lock Brakes Wiring Diagram, without Vehicle Dynamics Integrated Management (2 of 3) for Lexus GS 300 2006

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List of elements for Anti-lock Brakes Wiring Diagram, without Vehicle Dynamics Integrated Management (2 of 3) for Lexus GS 300 2006:

(at left kick panel) k1
4wd
A1 (left rear corner of engine compt)
A24
A25
A33
Abs
Body ecu
Brake
Brake pedal road sensing switch
Caih
Cail
Combination meter
Computer data lines system
D11
D12
D23
D29
Ecb or vsc
Ecu-ig fuse 10a
Gateway ecu
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig+
Instrument cluster system
J/c a32 & a33 (behind left end of dash)
K4 (at right kick panel)
L10
Left cowl side j/b (behind left side of dash)
Left ig2 relay
Master
Mpi1
Mpi2
Mpx+
Mpx-
Pkb
Pnk
Red
Right cowl side j/b (behind right side of dash)
Slip
Speedometer
Stop lamp switch
Stop sw fuse 7.5a
Telltale lamp assembly

Anti-lock Brakes Wiring Diagram, without Vehicle Dynamics Integrated Management (3 of 3) for Lexus GS 300 2006

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List of elements for Anti-lock Brakes Wiring Diagram, without Vehicle Dynamics Integrated Management (3 of 3) for Lexus GS 300 2006:

(at left side of engine compt) engine control module
(behind left side of dash) steering sensor
(behind right side of dash) power source control ecu
(right rear corner of engine compt) power steering ecu
(under front of center floor console) yaw rate sensor
2wd
4wd
4wd control ecu (behind right side of dash)
Bat
Canh
Canl
Computer data lines system
D30
Data link connector 3 (behind left side of dash)
Ess
Flo
Fro
Grd
Headlamp beam level control ecu or headlamp swivel ecu (under left end of dash)
Ig1d
K1 (at left kick panel)
Left center j/b (behind right side of dash)
Pnk
Red
Right center j/b (behind right side of dash)
Rlo
Rro
Sil
Spdl
Spdr
Wfse

ANTI-THEFT

Anti-theft Wiring Diagram (1 of 5) for Lexus GS 300 2006

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List of elements for Anti-theft Wiring Diagram (1 of 5) for Lexus GS 300 2006:

3.0l & 4.3l 4wd 3.0l 2wd
A30
A32
A33
Bdr
Body ecu
Brdj
Ccty
Computer data lines system
Cpub
Cty
D10
D11
Ecu-b fuse 10a
Engine room 1 j/b (right rear of engine compt)
Front door fuse 20a
Grd
Haz
Hot at all times
Ig fuse 10a
Ig1 relay
J/c a32 & a33 (behind left end a33 of dash)
J/c v30 & y1
J12
J18
J19
J20
K2 (under left side of center floor console)
Kul
Left cowl side j/b (behind left side of dash)
Left front door ecu (in driver's door)
Left front door lock assembly
Left rear door ecu (in left rear door)
Left rear door lock assembly
Lsw
Lswe
Luggage door closer
Mpx-b fuse 10a
Mpx1
Mpx2
Mpx4
Outer mirror switch assembly
Pnk
Power window master switch
Pwe
Rear door fuse 20a
Red
Sel1
Sele
Sig
Sigj
Turn signal flasher
V1 (under driver's seat)
V30

Anti-theft Wiring Diagram (2 of 5) for Lexus GS 300 2006

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List of elements for Anti-theft Wiring Diagram (2 of 5) for Lexus GS 300 2006:

A36
A39
Batb
Bdr
Becu
Body ecu
Computer data lines system
Cpub
D12
Dcty
Dle
Door lock control switch
Front door fuse 20a
Grd
Haz
Hot at all times
Ig fuse 10a
Ig1 relay
J/c u22 & u23 (right front of luggage compt)
J13
J19
J20
K4 (at right kick panel)
K67
K68
Left center j/b (behind right side of dash)
Left front door courtesy switch
Lsw
Lswe
M13
Mpx1
Mpx2
Multi- display
Pml
Pmul
Pnk
Pws
Rcty
Rear door fuse 20a
Red
Right cowl side j/b (behind right side of dash)
Right front door ecu (in right front door)
Right front door lock assembly
Right rear door courtesy switch
Right rear door ecu (in right rear door)
Right rear door lock assembly
Security horn (right side of engine compt)
Sel1
Sele
Sig
Ssw1
U1 (under front passenger's seat)
U22
U23

Anti-theft Wiring Diagram (3 of 5) for Lexus GS 300 2006

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List of elements for Anti-theft Wiring Diagram (3 of 5) for Lexus GS 300 2006:

A11
A26
Airbag sensor assembly center
Anti-lock brakes system
Buckle switch
Combination meter
Computer data lines system
Driver's side front seat inner belt
E10
Engine room 1 j/b (right rear of engine compt)
Gateway ecu
Gnd2
Head lp relay
Headlights system
Hot at all times
Hrly
Invasion sensor
Isif
J/c a32 (behind left end of dash)
K2 (under left side of center floor console)
K4 (at right kick panel)
K44
K68
Lbe+
Lbe-
Lcty
Left rear door courtesy switch
Main fuse 30a
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpl2
Mpx+
Mpx-
Mpx1
Mpx2
Overhead junction box
Pcty
Pnk
Red
Red f10
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Right front door courtesy switch
S+b
V16

Anti-theft Wiring Diagram (4 of 5) for Lexus GS 300 2006

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List of elements for Anti-theft Wiring Diagram (4 of 5) for Lexus GS 300 2006:

(right rear corner of vehicle) smart key ecu
A15
A2 (left rear corner of engine compt)
Agnd
Ant
Asel
B1 (under right headlight assembly)
C21
C31
Code
Com
Computer data lines system
Data
Door control receiver
Electrical key antenna
Engine hood courtesy switch
Engine room 2 j/b (left side of engine compt)
Front controller
Front tail fuse 10a
Front tail relay
Grd
H-lp upr fuse 10a
Horn (high)
Horn (low)
Horn fuse 10a
Horn relay
Hot at all times
Inds
Indw
J/c v30 & y1
J/c y6 (center rear of luggage compt lid)
K2 (under left side of center floor console)
K4 (at right kick panel)
Lin
Luggage compt door lock cylinder
Luggage room j/b (left side of luggage compt)
Mpx1
Mpx2
Pgrd
Pnk
Power switch
Rco
Rda
Red
Rssi
Ss1
Ss2
Swil
Tkul
Txct
U2 (right front of luggage compt)
V2 (under left side of rear seat)
V30
Vc5

Anti-theft Wiring Diagram (5 of 5) for Lexus GS 300 2006

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List of elements for Anti-theft Wiring Diagram (5 of 5) for Lexus GS 300 2006:

(at right kick panel) k4
(behind right side of dash) right center j/b
3.0l
4.3l
A10
A12
A27
Accd
Am1
Am2
B10
C12
Computer data lines system
Ctsw
D19
D22
D23
D26
Efii
Efio
Engine control module
Front door fuse 20a
Grd
Grd2
Hot at all times
Hot w/ ig2 relay energized
Ig1d
Ig2
Ig2d
Ige
Ign fuse 10a
Imi
Immobilizer code ecu (behind center of dash)
Imo
Inds
Indw
Instrument cluster system
K1 (at left kick panel)
K2 (under left side of center floor console)
Left center j/b (behind right side of dash)
Lin
Lin1
Mpx1
Mpx2
Pnk
Power distribution system
Power source control ecu (behind right side of dash)
Red
Right cowl side j/b (behind right side of dash)
Security fuse 7.5a
Sgrd
Shift lock control ecu (under center console)
Sksw
Slp
Slp1
Spd
Ssw1
Ssw2
Star
Starting/charging system
Steering lock ecu (top right side of steering column)
Stop lamp switch
Stop sw fuse 7.5a
Stp
Str lock fuse 25a
Str1
Str2
Stsw
Swil
Tach

BODY CONTROL MODULES

Body ECU Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Body ECU Wiring Diagram (1 of 2) for Lexus GS 300 2006:

A10
A11
A15
A20
A24
A26
A32
A33
A39
Acc
Acc fuse 7.5a
Altb
Anti-lock brakes system
Batb
Becu
Body ecu (inside cowl side j/b right)
Bzr
Cill
Cltb
Clte
Clts
Computer data lines system
Cowl side j/b right (behind right side of dash)
D11
Dcty
Door locks system
Ecu ig rh fuse 10a
Electronic power steering
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Exterior lights system
Fr door rh fuse 20a
Fspt
Gnd2
Ground distribution system
Gsw
Haz
Hdlo
Head
Headlights system
Horn system
Hot at all times
Hot in acc
Hot in on or start
Hrly
Inc
Instrument cluster system
Interior lights system
Isif
J/c a32 & a33 (behind left end of dash)
K2 (under left side of center floor console)
K67
K68
L10
Lcty
Mirrors system
Mpx-b fuse 10a
Mpx1
Mpx2
Navigation system
Obde
Parking brake switch (behind left side of dash)
Pcty
Pkb
Pkbo
Pnk
Pwr
Rcty
Red
S+b
Snow
Ssw1
Ti & te fuse 20a
To cowl side j/b left (diagram 2 of 2)
Transmissions system
Trunk/tailgate, fuel doors system
Tsw
Wiper/washer system

Body ECU Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Body ECU Wiring Diagram (2 of 2) for Lexus GS 300 2006:

(not used)
A13
A14
A15
A16
A28
A30
A32
A33
Altl
Back
Bdcy
Body ecu (inside cowl side j/b left)
Ccty
Computer data lines system
Cowl side j/b left (behind left side of dash)
D14
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Exterior lights system
Fr wip fuse 30a
From cowl side j/b right (diagram 1 of 2)
Fuel
Gnd
Headlights system
Hot at all times
Hot in on or start
Ill
Interior lights system
J/c a32 & a33 (behind left end of dash)
K1 (at left kick panel)
K2 (under left side of center floor console)
Lcls
Lcm+
Lcm_
Lcty
Lgcy
Lh-ig fuse 10a
Lopn
Lpsw
Mpx-b fuse 10a
Mpx1
Mpx4
Mpxb
Navigation system
Ole
Pnk
Rcty
Red
Rfrl
S/m
S/s
Sgnd
Trk opn fuse 10a
Trunk/tailgate, fuel doors system
Wig
Wiper/washer system
Wng

Front Controller Wiring Diagram for Lexus GS 300 2006

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List of elements for Front Controller Wiring Diagram for Lexus GS 300 2006:

10a
A11
A2 (left rear of engine compt)
A32
Computer data lines system
Cowl side j/b left (behind left side of dash)
Ecu-ig lh fuse 7.5a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Engine room j/b 2- engine room r/b 2 (left side of engine compt)
Exterior lights system
Exterior lights system (fr tail relay)
Fr tail fuse 10a
Front controller
G10
G11
G12
G13
H-lp upr fuse 15a
Headlights system
Horn fuse 10a
Horn relay
Horns system
Hot at all times
Hot in on or start
Instrument cluster system
Interior lights system
J/c a11 (in engine control module)
J/c a32 (behind left end of dash)
Mpx- b fuse
Wiper/washer system

Luggage Room J/B ECU Wiring Diagram for Lexus GS 300 2006

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List of elements for Luggage Room J/B ECU Wiring Diagram for Lexus GS 300 2006:

+bl
+br
A10
A15
A22
A32
Anti-lock brakes system engine controls system
Bck1
C15
C21
C24
C26
C27
C31
C32
Computer data lines system
Cowl side j/b left (behind left side of dash)
Ecub
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Exterior lights system
Hot at all times
Hot in on or start
Interior lights system
J/c a32 & a33 (behind left end of dash)
J/c v26 & v27 (left front of luggage compt)
Lce1
Luggage room j/b (left side of luggage compt)
Luggage room j/b ecu
Mpx-b fuse 10a
Mpx1
Mpx2
Pgnd
Pnk
Power windows system
Red
Rev
Rr ig1 fuse 10a
Rr tail fuse 10a
Rr+b
Rr-b fuse 10a
Rss
Shift interlock system starting/charging system
Stop lp l fuse 10a
Stop lp r fuse 10a
Stp1
Stp2
Stp3
Til1
Til2
Tkul
Tlin
V2 (under left side of rear seat)
V26
V27

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Lexus GS 300 2006

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List of elements for Data Link Connector Wiring Diagram for Lexus GS 300 2006:

3.0l
4.3l
4wd control ecu
Absorber control ecu
Airbag sensor assembly center
B10
Bat
Body ecu
C10
C13
Canh
Canl
Computer data lines system (high/low bus circuit)
D/g
D12
D13
D14
D26
D28
D30
Data link connector 3 (behind left side of dash)
E1 (left rear of engine compt)
Engine control module
Free
Gateway exu
Hot at all times
K4 (at right kick panel)
K67
Left cowl side j/b (behind left side of dash)
Multi-display
Obd fuse 7.5a
Obd2
Opa
Pnk
Power steering ecu
Red
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Seat belt control ecu
Sil
Skid control ecu w/ or w/o actuator
Steering control ecu
Tac
Tach
Wfse

High/Low Bus Wiring Diagram (1 of 3) for Lexus GS 300 2006

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List of elements for High/Low Bus Wiring Diagram (1 of 3) for Lexus GS 300 2006:

(at right kick panel) k4
A10
A15
A20
A21
A26
A33
Acc
Acc fuse 10a
Batt
Body ecu
Ca1h
Ca1l
Canh
Canl
Combination meter
D12
D14
D18
D27
D29
Data link connector 3
Distance control ecu
E10
Ecu-ig fuse 10a
Engine control module
Engine room 1 j/b (right rear of engine compt)
Engine room 2 (left side of engine compt)
Front controller
G10
Gateway ecu (behind right side of dash)
Grd
Gtx+
Gtx-
Hot at all times
Hot w/ acc relay energized
I10
J/c a32 & a33 (behind left end of dash)
J10
K10
K4 (at right kick panel)
K68
Left center j/b (behind right side of dash)
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpl2
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Pnk
Red
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Right ig1 relay
Seat belt control ecu
Sil
Skid control ecu w/ or w/o actuator
Steering sensor
Tilt & telescopic ecu
Windshield wiper switch assembly
Yaw rate sensor

High/Low Bus Wiring Diagram (2 of 3) for Lexus GS 300 2006

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List of elements for High/Low Bus Wiring Diagram (2 of 3) for Lexus GS 300 2006:

4wd control ecu
Absorber control ecu
Atx+
Atx-
Can+
Can-
Canh
Canl
Cmp+
Cmp-
J/c k1, k2, k3, k4, k5, k6, k7, k8, k9 (behind left kick panel)
J/c k74, k75, k76, k77, k78, k79, k81, k82 (at right kick panel)
K1 (at left kick panel)
K4 (at right kick panel)
K46
K47
K53
K54
K56
K74
K75
K76
K77
K78
K79
K80
K81
K82
Multi-display
Nca
Pnk
Power steering ecu
Radio receiver assembly
Red
Sld
St-plug
Steering control ecu
Stereo component amplifier
Television camera controller
Tx+
Tx-
Tx2+
Tx2-
Txm+
Txm-

High/Low Bus Wiring Diagram (3 of 3) for Lexus GS 300 2006

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List of elements for High/Low Bus Wiring Diagram (3 of 3) for Lexus GS 300 2006:

A/c amplifier
A11
A13
A30
Body ecu
C14
C21
C31
Clearance warning ecu
D11
D14
D15
Front right door ecu
Headlamp swivel ecu
Ig1d
J/c u22 & u23 (right front of luggage compt)
J15
Left cowl side j/b (behind left side of dash)
Left front door ecu
Left front seat position control ecu & switch
Left rear door ecu
Left rear power window switch
Luggage room j/b (left side of luggage compt)
Mpx
Mpx+
Mpx-
Mpx1
Mpx2
Mpx3
Mpx4
Outer mirror switch assembly
Overhead j/b
Pnk
Power source control ecu
Power window master switch
Rain sensor
Red
Right front power window switch
Right front seat position control ecu & switch
Right rear door ecu
Right rear power window switch
Sliding roof control ecu
Smart key ecu
Tire pressure monitor ecu
U22
U23
V26
V27
W/ adaptive front-lighting
W/o adaptive front-lighting

COOLING FAN

Cooling Fan Wiring Diagram for Lexus GS 300 2006

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List of elements for Cooling Fan Wiring Diagram for Lexus GS 300 2006:

(at right side of dash) right cowl side j/b
+b1
3.0l
4.3l
A4 (right rear of engine compt)
Air conditioning system
B1 (under right headlight assembly)
Caih
Cail
Can h
Can l
Computer data lines system
Crankshaft position sensor (on left front of engine)
D11
D12
E10
E47
Engine control module (at left side of engine compt)
Engine coolant temperature sensor (on top right rear of engine)
Engine room 1 r/b (right rear of engine compt)
Fan main relay
Fan1 fuse 40a
Gateway ecu (behind right side of dash)
Hot at all times
Ig fuse 10a
Ig1d
J/c a8/ a10 (in engine control a10 module)
J/c e10
J/c k3 /k4 (behind left kick k3 panel)
J/c k76 /k78 (at right kick panel) k78
K4 (at right kick panel)
K76
Left cowl side j/b (at left side of dash)
Left ig1 relay
Main fan motor
Mpi1
Nca
Ne+
Ne-
Power source control ecu (behind right side of dash)
Red
Rfc
Sub fan motor
Thw

CRUISE CONTROL

3.0L

3.0L, Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 3) for Lexus GS 300 2006

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List of elements for 3.0L, Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 3) for Lexus GS 300 2006:

+b1
A2 (left rear corner of engine compt)
A24
A25
Accelerator position sensor (under left side of dash)
Batt
Cancel
Canh
Canl
Cchg
Ccs
Computer data lines system
Cruise
Cruise control switch
D12
D13
E1 (left rear of engine compt)
E13
Efi fuse 25a
Efi main relay
Engine control module (left side of engine compt)
Engine room 2 (left side of engine compt)
Epa
Epa2
Etcs fuse 25a
G13
G2 pnk
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig fuse 7.5a
Ig1d
Ign fuse 10a
Igsw
J/c a9 (under left side of front passenger's seat)
J13
K20
K4 (right kick panel)
Left center j/b (behind right side of dash)
Lgnd
M11 red
Mode
Mrel
Pnk
Power source control ecu (behind right side of dash)
Red
Res/acc
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Right ig1 relay
Set/cst
Sftd
Sftu
Spd
Spiral cable
St1-
Stop lamp switch
Stop sw fuse 7.5a
Stp
Transmission control switch
Vcp2
Vcpa
Vpa
Vpa2

3.0L, Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 3) for Lexus GS 300 2006

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List of elements for 3.0L, Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 3) for Lexus GS 300 2006:

(left side of engine compt) engine control module
+bm
A33
Caih
Cail
Canh
Canl
Combination meter
Computer data lines system
Cruise
E01
E02
E03
E1 (left rear of engine compt)
E10
E2 (right rear of engine)
Engine room 1 j/b (right rear of engine compt)
Eta
Gateway ecu
Ge01
Hot at all times
Ig+
Input circuit
J/c a32 & a33 (behind left end of dash)
J/c a8 & e10 (in engine control module)
K31
K4 (at right kick panel)
Me01
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Nca
Pnk
Red
Skid control ecu w/ actuator
Sp1
Speedometer
Throttle body assembly
Vc2
Vta
Vta1
Vta2

3.0L, Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 3) for Lexus GS 300 2006

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List of elements for 3.0L, Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 3) for Lexus GS 300 2006:

(left rear of engine compt) e1
2wd
4wd
Canc
Canh
Canl
Computer data lines system
D11
D29
Distance control ecu (behind left side of dash)
E25
E77
Ecu-ig fuse 10a
Electronically controlled transmission solenoid (in transmission)
Engine control module (left side of engine compt)
Eoil
Grd
Hot at all times
Ig fuse 10a
Igb
J/c a10 (in engine control module)
K1 (at left kick panel)
Left cowl side j/b (behind left side of dash)
Left ig1 relay
Left ig2 relay
Lgnd
Lksw
Lrdd
Lrrd
Millimeter wave radar sensor (center front of engine compt)
Mode
Oil
Park/neutral position switch
Pnk
Red
Sgrd
Sl1+
Sl1+ red
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-

3.0L, Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus GS 300 2006

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List of elements for 3.0L, Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus GS 300 2006:

(behind right side of dash) right center j/b
+b1
A2 (left rear corner of engine compt)
A24
A25
Accelerator position sensor (under left side of dash)
Batt
Cancel
Canh
Canl
Ccs
Computer data lines system
Cruise
Cruise control switch
D12
D13
E1 (left rear of engine compt)
E13
Efi fuse 25a
Efi main relay
Engine control module (left side of engine compt)
Engine room 2 (left side of engine compt)
Epa
Epa2
Etcs fuse 25a
G13
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig fuse 7.5a
Ig1d
Ign fuse 10a
Igsw
J/c a9 (under left side of front passenger's seat)
J13
K20
K4 (right kick panel)
Left center j/b (behind right side of dash)
Mrel
Pnk
Power source control ecu (behind right side of dash)
Red
Res/acc
Right cowl side j/b (behind right side of dash)
Right ig1 relay
Set/cst
Sftd
Sftu
Spd
Spiral cable
St1-
Stop lamp switch
Stop sw fuse 7.5a
Stp
Transmission control switch
Vcp2
Vcpa
Vpa
Vpa2

3.0L, Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus GS 300 2006

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List of elements for 3.0L, Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus GS 300 2006:

(left side of engine compt) engine control module
+bm
A33
Caih
Cail
Canh
Canl
Combination meter
Computer data lines system
Cruise
E01
E02
E03
E1 (left rear of engine compt)
E10
E2 (right rear of engine)
Engine room 1 j/b (right rear of engine compt)
Eta
Gateway ecu
Ge01
Hot at all times
Ig+
Input circuit
J/c a32 & a33 (behind left end of dash)
J/c a8 & e10 (in engine control module)
K31
K4 (at right kick panel)
Me01
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Nca
Pnk
Red
Skid control ecu w/ actuator
Sp1
Speedometer
Throttle body assembly
Vc2
Vta
Vta1
Vta2

3.0L, Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus GS 300 2006

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List of elements for 3.0L, Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus GS 300 2006:

(left rear of engine compt) e1
2wd
4wd
D11
E25
E77
Electronically controlled transmission solenoid (in transmission)
Engine control module (left side of engine compt)
Eoil
Hot at all times
Ig fuse 10a
J/c a10 (in engine control module)
K1 (at left kick panel)
Left cowl side j/b (behind left side of dash)
Left ig1 relay
Oil
Park/neutral position switch
Red
Sl1+
Sl1+ red
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-

DEFOGGERS

Heated Mirrors Wiring Diagram for Lexus GS 300 2006

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List of elements for Heated Mirrors Wiring Diagram for Lexus GS 300 2006:

A33
Bdr
Ca1h
Ca1l
Computer data lines system
Cpub
D11
D12
Engine room 1 j/b (right rear of engine compt)
Fr door fuse 20a
Gateway ecu (behind right side of dash)
Grd
Gtx+
Gtx-
Hot at all times
Ig fuse 10a
Ig fuse 7.5a
Ig1d
J/c a32 & a33 (behind left end of dash)
J18
J20
K1 (at left kick panel)
K4 (right kick panel)
K53
K56
Left cowl side j/b (behind left side of dash)
Left front door ecu (in left front door)
Left ig1 relay
Left outer rear view mirror
Left rear door ecu (in left rear door)
Mirror heater
Mpi1
Mpi2
Mpx-b fuse 10a
Mpx1
Mpx2
Multi-display
Pnk
Power source control ecu (behind right side of dash)
Radio receiver assembly
Right cowl side j/b (behind right side of dash)
Right front door ecu (in right front door)
Right ig1 relay
Right outer rear view mirror
Right rear door ecu (in right rear door)
Sig
Tx+
Tx-
Txm+
Txm-
U1 (under front passenger's seat)
V1 (under driver's seat)

Rear Defogger Wiring Diagram for Lexus GS 300 2006

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List of elements for Rear Defogger Wiring Diagram for Lexus GS 300 2006:

A10 j/c a33 & j80 (behind left end of dash) a11
A4 (right rear of engine compt)
Ca1h
Ca1l
Canh
Canl
Computer data lines system
D11
D12
Defog fuse 50a
Defog relay
Engine control module
Engine room 1 (right rear of engine compt)
Gateway ecu (behind right side of dash)
Gtx+
Gtx-
Hot at all times
Ig fuse 10a
Ig1d
K1 (at left kick panel)
K53
K56
Left cowl side j/b (behind left side of dash)
Left ig1 relay
Mpi1
Mpi2
Multi-display
Noise filter
Power source control ecu (behind right side of dash)
Radio receiver assembly
Rdef
Rear window defogger
Right cowl side j/b (behind right side of dash)
Tx+
Tx-
Txm+
Txm-
U20
U4 (right "c" pillar)
V20

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Lexus GS 300 2006

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List of elements for Electronic Power Steering Wiring Diagram for Lexus GS 300 2006:

(4.3l engine only)
A14
A15
A23
A3 (right rear corner of engine compt)
A32
A33
A40
A44
C1 (right front of engine compt)
C2 (right rear corner of engine compt)
Ca1h
Ca1l
Can+
Can-
Canh
Canl
Center j/b right (behind right side of dash)
Combination meter
Compt)
Computer data lines system
Cowl side j/b right (behind right side of dash)
Data link connector 3 (behind left side of dash)
Ecu-b fuse 10a
Ecu-ig lh fuse 10a
Engine control module (at left side of engine compt)
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Eps fuse 80a
Eps relay
Gateway ecu (behind right side of dash)
Hot at all times
Hot in on or start
Incs
Insn
J/c a32 & a33 (behind left end of dash)
K19
Mpi1
Mpi2
Mpx-
Nca
Oucs
Ousn
P/s
Pgnd
Pig
Pmx+
Power steering ecu (right rear corner of engine compt)
Power steering motor (front of engine
Power steering torque sensor (left front of engine compt)
Red
Rly
Rzcs
Rzg
Rzsn
Rzv
Sil
Skid control ecu (left rear of engine compt) (w/ vehicle dynamics integrated management)
Skid control ecu with actuator (left rear of engine compt) (w/o vehicle dynamics integrated management)
Srzg
Steering control ecu (under glove compt)
Steering sensor (behind left of dash, near steering column)
Tqg1
Tqg2
Trqv

Progressive Power Steering Wiring Diagram for Lexus GS 300 2006

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List of elements for Progressive Power Steering Wiring Diagram for Lexus GS 300 2006:

(at right kick panel) k4
(right rear of engine compt) a4
+bi
+bo
A15
A29
A32
A33
A40
Afs+
Afs_
Bat
Bmu
Bmu+
Bmv
Bmv+
Bmw
Bmw+
Ca1h
Ca1l
Can+
Can-
Canh
Canl
Center j/b left (behind right side of dash)
Center j/b right (behind right side of dash)
Combination meter
Computer data lines system
Cowl side j/b left (behind left side of dash)
D29
Data link connector 3 (behind left side of dash)
Ecu-b fuse 10a
Ecu-ig lh fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Ess
G11
Gateway ecu (behind right side of dash)
Headlamp swivel ecu (under left end of dash)
Hot at all times
Hot in on or start
J/c a32 & a33 (behind left end of dash)
J15
K19
K2 (under left side of center floor console)
K31
K66
K69
K70
Lg+
Lv+
Mpi1
Mpi2
Mpx+
Mpx-
Nca
Pgd2
Pgnd
Pig
Red
Rg+
Rv+
S1+
S2+
Sg2+
Sil
Skid control ecu (left rear of engine compt)
Ss1+
Ss1-
Steering actuator (behind left side of dash, near steering column)
Steering control ecu (under glove compartment)
Steering sensor (behind left of dash, near steering column)
Vgrs fuse 40a

ENGINE PERFORMANCE

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 8) for Lexus GS 300 2006:

(behind left side of front fascia) ambient temperature sensor
(left side of eng compt) engine room r/b 2
+b1
Accelerator position sensor (under left side of dash)
Accr
Acmg
Air conditioning system
Batt
C/opn relay
Canh
Canl
Ccs
Computer data lines system
Cooling fans system
Cruise control system
Ctsw
Defogger system
Efi 2 relay
Efi fuse 25a
Efi main relay
Efii
Efio
Engine control module (left side of engine compt)
Epa
Epa2
F/pmp fuse 25a
Fpr
Heated oxygen sensor (bank 1 sensor 2) (right side of engine, in exhaust manifold)
Heated oxygen sensor (bank 2 sensor 2) (on exhaust system, near catalytic converter)
Hot at all times
Ht1b
Ht2b
Igsw
Imi
Immobilizer code ecu (behind center of dash)
Imo
Irel
Ksw
Mpmp
Mrel
Nca
O1b-
O2b-
Ox1b
Ox2b
Pnk
Power source control ecu (behind right side of dash)
Ppmp
Rdef
Red
Rfc
Sftd
Sftu
Sksw
Spd
St1-
Sta
Stp
Stsw
Tach
Tam
Vcp2
Vcpa
Vpa
Vpa2
Vpmp

3.0L, Engine Performance Wiring Diagram (2 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 8) for Lexus GS 300 2006:

(in fuel tank) fuel suction pump & gage assembly
(left side of eng compt) engine room r/b 2
(left side of engine compt) j/c a10, j/c a11
(left side of engine compt) j/c e9
(right side of eng compt) fuel pump resistor
(under left side of front pass seat) j/c a9
2wd
4wd
A10
A10 j/c a10/ j/c a11 (left side of eng compt)
A11
A2 (left rear corner of engine compt)
B10
C10
Camshaft timing oil control valve (right exhaust side) (right side of engine)
Canister closed valve
Center j/b right (behind right side of dash)
Cold start fuel injector (top left rear of eng)
Data link connector 3 (behind left side of dash)
Efi 2 fuse 10a
Etcs fuse 10a
F/pmp relay
Hot at all times
Hot w/ ig 2 relay energized
Ig2 fuse 10a
Leak detection pump assembly (center rear underside of vehicle)
Mgnd
Mtrb
Nca
Pnk
Pressure sensor
Red
Sgnd
Tac
V2 (under left side of rear seat)
Vcc
Vgnd
Vlvb
Vout

3.0L, Engine Performance Wiring Diagram (3 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 8) for Lexus GS 300 2006:

(behind right side of dash) center j/b left
(behind right side of dash) cowl side j/b right
+bm
A/c system
A10
A24
A25
Camshaft timing oil control valve (right intake side) (right side of engine)
Center j/b right (behind right side of dash)
Crankshaft position sensor (left front of eng)
Crankshaft position sensor 2 (right intake side) (right side of eng)
Crankshaft position sensor 3 (left intake side) (left side of eng)
D11
D13
E03
E2 (right rear of eng)
E8 oc1+
Engine control module (left side of engine compt)
Gauge fuse 7.5a
Ge01
Hot at all times
Hot w/ ign 2 relay energized
Hot w/ rh-ig1 relay energized
Ign fuse 10a
Igt2
Igt5
Igt6
K2 (under left side of center floor console)
K4 (right kick panel)
Lcki
Me01
Nca
Ne+
Ne-
Oc1-
Oe1+
Oe1-
Pnk
Prg
Red
Rh-ig fuse 7.5a
Sftd
Sftu
Stj1
Stop lamp switch (on brake pedal bracket)
Stop sw fuse 7.5a
Transmission control switch
Vta1
Vta2
Vv1+
Vv1-
Vv2+
Vv2-
Vvl+
Vvl-
Vvr+
Vvr-

3.0L, Engine Performance Wiring Diagram (4 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (4 of 8) for Lexus GS 300 2006:

(behind left end of dash) j/c a32/ j/c a33
(behind right side of dash) center j/b right
2nd
A26
A32
A33
Body ecu (cowl side j/b right)
C15
Combination meter
Computer data lines system
Cowl side j/b right
Cruise control system
D ind
Dome fuse 10a
E1 (left rear of engine compt)
E10
E10 j/c a8/ j/c e10 (left side of engine compt)
E13
Ect pwr ind
Ect snow ind
Efi
Electronically controlled transmission pattern select switch
Engine room r/b 1 (right rear of engine compt)
F15
Hot at all times
Ig+
J15
K31
K68 pwr
Malfunction indicator lamp
Master ind
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
N ind
Nca
P ind
Pnk
Pwr
R ind
Red
S ind
Snow

3.0L, Engine Performance Wiring Diagram (5 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (5 of 8) for Lexus GS 300 2006:

(behind left side of dash) cowl side j/b left
(left side of engine compt) j/c e9
A25
A8 j/c a8/ j/c e10 (left side of engine compt)
D12
D26
E1 (left rear of eng compt)
E10
E2 (right rear of engine)
Gnd
Hot w/ lh-ig1 relay energized
Igf1
Igf2
Ignition coil 1 (top right side of engine)
Ignition coil 2 (top left side of engine)
Ignition coil 3 (top right side of engine)
Ignition coil 4 (top left side of engine)
Ignition coil 5 (top right side of engine)
Ignition coil 6 (top left side of engine)
Igt1
Igt2
Igt3
Igt4
Igt5
Igt6
Lh-ig fuse 10a
Nca
Noise filter (ignition left) (top left rear of engine)
Noise filter (ignition right) (top right side of engine)
Red
Throttle body assembly
Vta
Vta2

3.0L, Engine Performance Wiring Diagram (6 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (6 of 8) for Lexus GS 300 2006:

(2wd) (4wd)
(top right rear of engine) engine coolant temperature sensor
A/f fuse 15a
A/f relay
E2x
Engine oil level sensor (right front of engine)
Engine room r/b 2 (left side of eng compt)
Fuel pressure sensor (rear of engine)
Hot at all times
Inj fuse 20a
Inj relay
Knock control sensor (bank 1) (right side of engine)
Knock control sensor (bank 2) (left side of engine)
Nca
Park/neutral position switch (on transmission)
Red
Starting/ charging system
Swirl control valve sensor (rear of engine)
Vcx
Vsv (acis) (on left side of engine)
Vsv (evap) (top rear of engine)
Vsx

3.0L, Engine Performance Wiring Diagram (7 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (7 of 8) for Lexus GS 300 2006:

(right front of eng compt) injector driver edu
(right front of engine)
(right rear of engine) spill control valve
(top left side of engine) fuel injector 2
(top left side of engine) fuel injector 4
(top left side of engine) fuel injector 6
(top right side of engine) fuel injector 1
(top right side of engine) fuel injector 3
(top right side of engine) fuel injector 5
+b2
A1a+
A1a-
A2a+
A2a-
Air fuel ratio sensor (bank 1 sensor 1) (right rear of engine)
Air fuel ratio sensor (bank 2 sensor 1) (left rear of engine)
Crankshaft position sensor 2 (left exhaust side) (left side of engine)
E1 (left rear of engine) compt)
E2 (right rear of eng)
E45
E53
E54
Engine control module left side of eng compt)
Eo4
Eo5
Ev2+
Ev2-
Ex+
Ex-
Fp+
Fp-
Fpd
Fpf1
Ha1a
Ha2a
Ia1+
Ia1-
Iac1
Ij1+
Ij1-
Ij2+
Ij2-
Ij3+
Ij3-
Ij4+
Ij4-
Ij5+
Ij5-
Ij6+
Ij6-
Injf
Nca
Pnk
Red
Swirl control valve actuator (rear of engine)
Vc2

3.0L, Engine Performance Wiring Diagram (8 of 8) for Lexus GS 300 2006

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List of elements for 3.0L, Engine Performance Wiring Diagram (8 of 8) for Lexus GS 300 2006:

(in air intake duct) mass air flow meter
(left side of engine) camshaft timing oil control valve (left exhaust side)
(right side of engine) crankshaft position sensor 2 (right exhaust side)
(top left side of engine) camshaft timing oil control valve (left intake side)
Acis
E01
E02
E2g
Ekn2
Eknk
Electronically controlled transmission solenoid (in transmission)
Engine control module (left side of engine compt)
Engine oil pressure switch (left front of engine)
Eoil
Ev1+
Ev1-
Ex+
Ex-
Igf1
Igf2
Igt1
Igt3
Igt4
Knk1
Knk2
Mol
Mops
Nt+
Nt-
Oc2+
Oc2-
Oe2+
Oe2-
Oil
Pnk
Red
Sl1+
Sl1-
Sl2+
Sl2-
Slt+
Slt-
Slu+
Slu-
Sp2+
Sp2-
Star
Starting/ charging system
Tha
Thw
Transmission revolution sensor (counter gear) (in trans)
Transmission revolution sensor (turbine) (in trans)
Vc2

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Lexus GS 300 2006

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List of elements for Back-up Lamps Wiring Diagram for Lexus GS 300 2006:

(on left side of luggage compartment) luggage room j/b
3.0l w/ 2wd
3.0l w/ 2wd & 4.3l
A10
A15
A30
A32
A33
Back-up light switch
Bck1
Body ecu
C15
C21
C31
Ca1h
Ca1l
Canh
Canl
Center j/b left (behind right side of dash)
Center j/b right (behind right side of dash)
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
D26
E12
E25
E77
Ecub
Engine control module (at left side of engine compt)
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Engine room j/b 2- engine room r/b 2 (left side of engine compt)
Front controller
G11
Gateway ecu (behind right side of dash)
Headlamp swivel ecu (under left end of dash)
Hot at all times
Hot in on or start
J/c a10 (in engine control module)
J/c a32 & a33 (behind left end of dash)
J/c k1, k3 & k4 (behind left kick panel)
J/c k74, k76 & k78 (at right kick panel)
J/c v26 & v27 (left front of luggage compt)
J/c v30 & y1
J/c y6 (center rear of luggage compt lid)
J27
Jv30
Jy1
Jy6
K1 (at left kick panel)
K22
K4 (at right kick panel)
K68
K74
K76
K78
Left back-up light
Left rear combination light
Lh-ig fuse 7.5a
Luggage room j/b ecu
Mpl1
Mpl2
Mpx-b fuse 10a
Mpx1
Mpx2
Mpx4
P-gnd
Park/ neutral position switch (on trans- mission)
Red
Right back-up light
Right rear combination light
Rr+b
Rr-b fuse 10a
Rr-ig1 fuse 10a
St- plug
V1 (under driver's seat)
V26
V27
W/ adaptive front lighting system
W/o adaptive front lighting system
Windshield wiper switch assembly

Exterior Lamps Wiring Diagram (1 of 3) for Lexus GS 300 2006

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List of elements for Exterior Lamps Wiring Diagram (1 of 3) for Lexus GS 300 2006:

A/c amplifier (behind center right of dash)
A11
A13
A21
A30
A32
A33
Airbag sensor assembly center (under center floor console)
Auto
Automatic light control sensor (behind upper center of dash)
Body ecu
Center j/b left (behind right side of dash)
Center j/b right (behind right side of dash)
Cltb
Clte
Clts
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
D14
D18
D29
Ecu-ig rh fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
G11
Gateway ecu (behind right side of dash)
Haz
Head
Headlamp dimmer switch assembly
Hot at all times
Hot in on or start
I10
J/c a32 & a33 (behind left end of dash)
J10
J14
J27
K1 (at left kick panel)
K10
K22
K67
K68
Left
Light control switch
Mpi1
Mpi2
Mpl1
Mpl2
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Mpx4
Off
Outer mirror sw assembly
Red
Right
Tail
Tire pressure monitor ecu (behind center of dash)
Turn signal switch
Windshield wiper switch assembly

Exterior Lamps Wiring Diagram (2 of 3) for Lexus GS 300 2006

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List of elements for Exterior Lamps Wiring Diagram (2 of 3) for Lexus GS 300 2006:

(under left headlight assembly) b2
(under right headlight assembly) b1
+ig
A17
A18
A20
A24
A25
A26
C15
C16
C17
Center j/b right (behind right side of dash)
Combination meter
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
Cowl side j/b right (behind right side of dash) cowl side j/b right (behind right side of dash)
D11
Dome fuse 10a
Ecu-ig lh fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Engine room j/b 2- engine room r/b 2 (left rear of engine compt)
Fr tail fuse 10a
Fr tail relay
Front controller
G10
G11
Gauge fuse 7.5a
Haz
Headlamp swivel ecu (under left end of dash)
Hot at all times
Hot in on or start
J15
K1 (at left kick panel)
K31
K4 (at left kick panel)
K4 red
K48
Left headlamp assembly
Lh-ig fuse 10a
Luggage room j/b (on left side of luggage compt)
Marker
Master
Mpx+
Mpx-
Mpx1
Mpx2
Multi- display
Multi- function display
Parking
Red
Right headlamp assembly
Tail/ head
Telltale lamp assembly
Turn
Turn lh
Turn rh
Turn signal flasher
Turn- haz fuse 15a
W/o adaptive front lighting system

Exterior Lamps Wiring Diagram (3 of 3) for Lexus GS 300 2006

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List of elements for Exterior Lamps Wiring Diagram (3 of 3) for Lexus GS 300 2006:

+bl
+br
C15
C32
Center j/b right (behind right side of dash)
Center stop lamp
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
D23
D24
Ecub
Hot at all times
Hot in on or start
J/c v26 & v27 (left front of
J/c v30 & y1
J/c y6 (center rear of luggage compt lid)
J23
Lce1
Left rear combi- nation lamp
Left rear combination light
License plate lamp
Luggage compt)
Luggage room j/b (on left side of luggage compt)
Luggage room j/b ecu
Marker
Mpx1
Mpx2
Noise filter (near left "c" pillar)
Off
P-gnd
Pnk
Red
Right rear combi- nation lamp
Right rear combination light
Rr tail fuse 10a
Rr+b
Rr-b fuse 10a
Rr-ig1 fuse 10a
Stop
Stop lamp switch (on brake pedal bracket)
Stop lp l fuse 10a
Stop lp r fuse 10a
Stop sw fuse 7.5a
Stop/tail
Stp
Stp1
Stp2
Stp3
Til1
Til2
Tlin
Trn
Turn
V1 (under driver's seat)
V26
V27
V30

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 7) for Lexus GS 300 2006

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List of elements for Ground Distribution Wiring Diagram (1 of 7) for Lexus GS 300 2006:

(3.0l)
(3.0l) brake pedal road sensing switch
(3.0l) skid control ecu with actuator
(4.3l)
(4.3l) brake actuator
(4.3l) skid control ecu
A/c compressor
A/f relay
A1 (left rear corner of engine compt)
A10
A11
A13
A15
A2 (left rear corner of engine compt)
A24
A32
A33
Brake fluid level warning switch
Brake pedal stroke sensor shield
Clearance warning ecu
Combination meter
Cowl side j/b left (behind left side of dash)
Efi 2 relay
Efi main relay
Engine control module
Engine room r/b 2 (left side of engine compt)
Front controller
Headlamp beam level control ecu
Headlamp cleaner control relay
Headlamp swivel ecu
Ig2 relay
Junction connector a10 & a11 (in engine control module)
Junction connector a17 (left rear corner of engine compt)
Junction connector a32 & a33 (behind left end of dash)
Left front absorber control actuator
Nca
Shield
Skid control ecu
St cut relay
Water level warning switch
Windshield washer motor
Windshield wiper motor
Wireless door lock buzzer

Ground Distribution Wiring Diagram (2 of 7) for Lexus GS 300 2006

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List of elements for Ground Distribution Wiring Diagram (2 of 7) for Lexus GS 300 2006:

(3.0l)
(4.3l)
3.0l
4.3l
A/c compressor
A23
A3 (right rear corner of engine compt)
A4 (right rear of engine compt)
Air fuel ratio sensor (bank 1 sensor 1) shield (3.0l)
Air fuel ratio sensor (bank 2 sensor 1) shield (3.0l)
Blower motor
Camshaft position sensor shield
Center j/b left (behind right side of dash)
Center j/b right (behind right side of dash)
Crankshaft position sensor 2 (right intake side) shield
Crankshaft position sensor 3 (left intake side) shield
Crankshaft position sensor shield
Data link connector 3
Defog relay
Distance control ecu
E1 (left rear of engine compt)
E10
E13
E2 (right rear of engine)
E45
Engine control module
Engine oil level sensor
Engine room r/b 1 (right rear of engine compt)
F13
Fan main relay
G13
Heated oxygen sensor (bank 1 sensor 1) shield
Heated oxygen sensor (bank 1 sensor 2) shield
Heated oxygen sensor (bank 2 sensor 1) shield
Heated oxygen sensor (bank 2 sensor 2) shield
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4
Ignition coil 5
Ignition coil 6
Ignition coil 7
Ignition coil 8
Injector driver (edu) shield
J13
Junction connector a8 & e10 (in engine control module)
K12
K69
Knock sensors shield
L12
L13
L14
Leak detection pump assembly
Millimeter wave radar sensor
Noise filter
Power steering ecu
Shielded
Spiral cable
Starter relay
Steering control ecu
Transmission control switch

Ground Distribution Wiring Diagram (3 of 7) for Lexus GS 300 2006

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List of elements for Ground Distribution Wiring Diagram (3 of 7) for Lexus GS 300 2006:

(w/ 4wd) 4wd control ecu
A10
A11
A12
A13
A15
A40
Absorber control ecu
Absorber control switch
Acc relay
Airbag sensor assembly center
B15
Body ecu
C15
Center j/b right (behind right side of dash)
Cigarette lighter
Combination meter
D11
D15
Data link connector 3
E11
E12
E13
E15
Electronically controlled transmission pattern select switch
F12
F13
F15
From center j/b left (diagram 4 of 7)
G15
Gateway ecu
Glove box lamp
H11
H12
H13
H15
J15
Junction connector
K13
K14
K15
K2 (under left side of center floor console)
K4 (at right kick panel)
K47
K72
K74
Left vanity lamp switch
Luggage compartment door opener cancel switch
Multi- display
Overhead j/b
Power source control ecu
Power switch
Pwr outlet relay
Rh-ig1 relay
Rh-ig2 relay
Right front absorber control actuator
Right vanity lamp switch
Seat heater switch
Shift lock control ecu
Steering control ecu
Steering lock ecu
Tilt & telescope ecu
Tilt motor
Tire pressure monitor ecu
Tire pressure warning switch (reset)
Tire pressure warning switch (select)
Traction control switch

Ground Distribution Wiring Diagram (4 of 7) for Lexus GS 300 2006

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List of elements for Ground Distribution Wiring Diagram (4 of 7) for Lexus GS 300 2006:

A/c amplifier
A13
A14
A15
Airbag sensor assembly center
B14
Body ecu
C15
Center j/b left (behind right side of dash)
Console box lamp
D15
E15
F15
G11
G12
G15
H14
H15
I14
I15
Immobilizer code ecu
J14
J15
Junction connector
K1 (at left kick panel)
K15
K22
K44
K46
K47
K52
K65
Lh-ig1 relay
Lh-ig2 relay
Multi-display
Outer mirror switch assembly
Overhead j/b
Overhead j/b shield
Shielded
Sliding roof control ecu
Spiral cable
Steering lock ecu
Steering sensor
Sun beam sensor shield
Television camera controller
To ground k2 (diagram 3 of 7)
Turn signal flasher
Windshield wiper switch assembly
Yaw rate sensor

Ground Distribution Wiring Diagram (5 of 7) for Lexus GS 300 2006

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List of elements for Ground Distribution Wiring Diagram (5 of 7) for Lexus GS 300 2006:

(w/ memory seats) left front seat position control ecu & switch
(w/o memory seats) left front seat power seat switch
C10
C34
Center stop lamp
Fuel lid opener motor
Fuel suction pump & gauge assembly
Ig1 relay
Junction connector b5 (under left side of driver's seat)
Junction connector b9 (under right side of driver's seat)
Junction connector y6 (center rear of luggage compt lid)
Left front door ecu
Left front seat back climate control blower
Left front seat cushion climate control blower
Left front seat heater
Left front seat inner belt
Left front seat lumbar support power seat switch
Left rear absorber control actuator
Left rear combination lamp
Left rear door ecu
Left rear seat inner belt
License plate lamp
Luggage compartment door lock cylinder
Luggage compartment door opener switch
Luggage compartment door striker switch
Luggage door closer
Luggage room j/b (left side of luggage compt)
Luggage room j/b ecu
Right rear combination lamp
Seat belt control ecu
V1 (under driver's seat)
V2 (under left side of rear seat)
V26
V26 junction connector v26 & v27 (left front of luggage compt)
V27
V30
Wiring harness spool

Ground Distribution Wiring Diagram (6 of 7) for Lexus GS 300 2006

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List of elements for Ground Distribution Wiring Diagram (6 of 7) for Lexus GS 300 2006:

(w/ memory seats) right front seat position control ecu & switch
(w/o memory seats) right front seat power seat switch
Door control receiver
Junction connector a5 (under right side of front passenger's seat)
Junction connector a9 (under left side of front passenger's seat)
Junction connector u25 (right front of luggage compt)
Power outlet socket
Rear window defogger
Right front door ecu
Right front seat back climate control blower
Right front seat cushion climate control blower
Right front seat heater
Right front seat inner belt
Right front seat lumbar support power seat switch
Right rear absorber control actuator
Right rear door ecu
Right rear seat inner belt
Smart key ecu
U1 (under front passenger's seat)
U2 (right front of luggage compt)
U20
U28
U4 (right "c" pillar)

Ground Distribution Wiring Diagram (7 of 7) for Lexus GS 300 2006

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List of elements for Ground Distribution Wiring Diagram (7 of 7) for Lexus GS 300 2006:

(3.0l) fuel injector shield
B1 (under right headlight assembly)
B2 (under left headlight assembly)
C1 (right front of engine compt)
C2 (right rear corner of engine compt)
Cooling fan ecu
Engine hood courtesy switch
I1 (right front of engine)
J1 (right front of engine)
K3 (under right side of center floor console)
K54
Left front fog lamp
Left headlamp assembly
Power steering motor shield
Radio receiver assembly
Right front fog lamp
Right headlamp assembly
Shielded
Smog ventilation sensor
Stereo component amplifier
U3 (right rear corner of luggage compt)
U31

HEADLIGHTS

Headlamps & Fog Lamps Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Headlamps & Fog Lamps Wiring Diagram (1 of 2) for Lexus GS 300 2006:

+ig
A24
A25
A26
A32
Acc
Acc fuse 7.5a
Auto
Automatic light control sensor (behind upper center of dash)
Batb
Beam
Becu
Body ecu
C15
Center j/b left (behind right side of dash)
Center j/b right (behind right side of dash)
Cltb
Clte
Clts
Combination meter
Computer data lines system
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
Cowl side j/b right (behind right side of dash) cowl side j/b right (behind right side of dash)
D11
D14
D18
Dcty
Dimmer switch
Dome fuse 10a
Ecu-ig rh fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Flash
Fog switch
Fr door rh fuse 20a
Front fog
G11
Gauge fuse 7.5a
Gnd2
Head
Headlamp dimmer switch assembly
High
Hot at all times
Hot in acc
Hot in on or start
Hrly
J/c a32 & a33 (behind left end of dash)
J/c u22 (right front of luggage compt)
J14
J15
K1 (at left kick panel)
K2 (under left side of center floor console)
K22
K31
K4 (at right kick panel)
K67
K68
L10
Left front door courtesy switch
Light control switch
Low
M13
M14
Master
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Multi- function display
Off
Parking brake switch
Pkb
Red
Tail
Tail/ head
Telltale lamp assembly
To front controller (diagram 2 0f 2)
U22
U22 red
Windshield wiper switch assembly

Headlamps & Fog Lamps Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Headlamps & Fog Lamps Wiring Diagram (2 of 2) for Lexus GS 300 2006:

(under left headlight assembly) b2
(under right headlight assembly) b1
A2 (left rear corner of engine compt)
A32
A32 red
Cowl side j/b left (at left end of dash)
Ecu-ig lh fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Engine room j/b 2- engine room r/b 2 (left side of engine compt)
Fr fog fuse 15a
Fr fog relay
From mpx-b fuse (diagram 1 of 2)
Front controller
H-lp l lwr fuse 15a
H-lp r lwr fuse 15a
H-lp upr fuse 15a
Head lp relay
High
Hot at all times
Hot in on or start
J/c a32 (behind left end of dash)
Left front fog lamp
Left headlamp assembly
Light control ecu
Low (hid)
Main fuse 30a
Red
Right front fog lamp
Right headlamp assembly

Headlamps Leveling Wiring Diagram, with Adaptive Lamp Monitor (1 of 2) for Lexus GS 300 2006

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List of elements for Headlamps Leveling Wiring Diagram, with Adaptive Lamp Monitor (1 of 2) for Lexus GS 300 2006:

(w/ actuator)
A1 (left rear corner of engine compt)
A13
A15
A28
A29
A32
A33
Bl1+
Bl1-
Bl2+
Bl2-
Br1+
Br1-
Br2+
Br2-
Computer data lines system
Cowl side j/b left (behind left side of dash)
Flo
Fro
Front height control sensor (near left front shock tower)
H-lp lvl fuse 7.5a
Headlamp leveling motor
Headlamp swivel ecu (under left end of dash)
Headlamp swivel motor
Hot in on or start
J/c a32 & a33 (behind left end of dash)
J/c a32 (behind left end of dash)
K10
Left headlight assembly
Ll1+
Ll1-
Ll2+
Ll2-
Lr1+
Lr1-
Lr2+
Lr2-
Motor
Mpx1
Mpx2
Pnk
Rear height control sensor (under left rear of vehicle)
Red
Right headlight assembly
Sbf
Sbr
Sensor
Sgf
Sgr
Shfl
Shrl
Skid control ecu (left rear of engine compt)
Skid control ecu (left rear of engine compt) a13
Smbl
Smbr
Smgl
Smgr
Sml
Smr
Spdl
Spdr
Ss+
Ss-
W/ 3.0 l
W/ 4.3l

Headlamps Leveling Wiring Diagram, with Adaptive Lamp Monitor (2 of 2) for Lexus GS 300 2006

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List of elements for Headlamps Leveling Wiring Diagram, with Adaptive Lamp Monitor (2 of 2) for Lexus GS 300 2006:

(or pnk)
+ig
A24
A25
A26
A30
A32
A40
Afs off
Afs+
Afs-
Auto
Becu
Body ecu
C15
Center j/b right (behind right side of dash)
Combination meter
Computer data lines system
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
D11
Dimmer switch
Dome fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Flash
Gauge fuse 7.5a
Head
Headlamp dimmer switch assembly
High
Hot at all times
Hot in on or start
J15
K22
K31
K4 (at left kick panel)
K67
K68
K70
Light control switch
Low
Master
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Mpx4
Multi- function display
Off
Pnk
Red
Ss1+
Ss1-
Steering control ecu (under glove compt)
Steering sensor (behind left side of dash, near steering column)
Tail
W/ vgrs system
W/o vgrs system
Windshield wiper switch assembly

Headlamps Leveling Wiring Diagram, without Adaptive Lamp Monitor for Lexus GS 300 2006

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List of elements for Headlamps Leveling Wiring Diagram, without Adaptive Lamp Monitor for Lexus GS 300 2006:

+ig
A1 (left rear corner of engine compt)
A24
A25
A26
A30
A32
A33
Altl
Anti-lock brakes system
Auto
Becu
Body ecu
C15
Center j/b right (behind right side of dash)
Chg-
Combination meter
Computer data lines system
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
Cowl side j/b right (behind right side of dash) cowl side j/b right (behind right side of dash)
D11
Dimmer switch
Dome fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Flash
Front height control sensor (near left front shock tower)
Gauge fuse 7.5a
H-lp lvl fuse 7.5a
Head
Headlamp beam level control actuator
Headlamp beam level control ecu (under left end of dash)
Headlamp dimmer switch assembly
High
Hot at all times
Hot in on or start
Hrly
J/c a32 & a33 (behind left end of dash)
J15
K10
K22
K31
K4 (at right kick panel)
K67
K68
Left headlamp assembly
Light control switch
Ll1+
Ll1-
Ll2+
Ll2-
Low
Lr1+
Lr1-
Lr2+
Lr2-
Master
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Mpx4
Multi- function display
Off
Pnk
Rear height control sensor (under left rear of vehicle)
Red
Right headlamp assembly
Sbf
Sbr
Sgf
Sgr
Shfl
Shrl
Spdl
Spdr
Tail
Windshield wiper switch assembly
Wng

HORN

Horn Wiring Diagram for Lexus GS 300 2006

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List of elements for Horn Wiring Diagram for Lexus GS 300 2006:

(left rear corner of engine compartment)
Computer data lines system
Ecu-ig lh fuse 10a
Engine room r/b 2 (on left side of engine compartment)
Front controller
High horn (in front of radiator)
Horn fuse 10a
Horn relay
Horn switch
Hot at all times
J/c a11 (in engine control module)
Left cowl side j/b (on left side of dash)
Low horn (in front of radiator)
Mbx-b fuse 10a
Mpx1
Mpx2
Nca
Relay block no. 1 (right rear of engine compt)
Spiral cable
Windshield wiper switch

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Lexus GS 300 2006:

(left rear corner of engine compt) a1
3.0l w/
4.3l w/o
A13
A15
A16
A18
A19
A20
A21
A22
A24
A25
A27
A28
A29
A30
A31
A32
A33
A34
A36
A40
A44
Abs
Absorber sport
Actuator
Afs off
B10
B11
B12
B14
B15
B16
B17
B18
Bcak illumination
Beam
Brake
Charge
Clearance sonar
Combination meter
Cruise
Disp
Display multi info
Dome fuse 10a
Door
Drive
Ecb/vsc
Ect pwr
Ect snow
Efi
Engine controls system
Engine room 1 j/b (right rear of engine compt)
Exterior lights system
Front fog
Fuel
Gauge fuse 7.5a
Hot at all times
Hot w/ ig2 relay energized
Ig+
Input circuit
Interior lights system
J/c a32 & a33 (behind left end of dash)
K31
Lcd
Left turn
Malfunction ind lamp
Master
Mpx+
Mpx-
Mpx-b fuse 10a
Mssl
Multi illumination
Multi- display
Neutral
P/s
Park
Pbew
Pblt
Pcs
Phm
Pointer illumination
Red
Reverse
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Right turn
Seat belt
Sgnd
Skid control ecu (left rear of engine compt)
Slip
Sp1
Spd
Speedometer
Spiral cable
Srs
Sw5v
Tachometer
Tail/head
Telltale lamp assembly
Temperature
Tire pressure

Instrument Cluster Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Lexus GS 300 2006:

(behind left side of dash) left cowl side j/b
(behind right side of dash) left center j/b
(behind right side of dash) right center j/b
(behind right side of dash) right cowl side j/b
(left front of luggage compt) j/c v26 & v27
(left rear corner of engine compt) a2
(left side of engine compt) engine room 2 j/b
(left side of luggage compt) luggage room j/b
3.0l 4.3l
A/c amplifier
A1 (left rear corner of engine compt)
A11
A13
A15
A21
A25
A26
A30
Airbag sensor assembly center
Body computer
Brake fluid level warning switch
C21
C31
Ca1h
Ca1l
Canh
Canl
D14
D15
D29
E1 (left rear of engine compt)
E12
E13
E14
E15
E40
E71
Engine control module (at left side of engine compt)
Engine coolant temperature sensor
Engine oil level sensor
Engine oil pressure switch
F14
Front controller
Fuel sender gage
Fuel suction pump & gage assembly
G11
Gateway ecu (behind right side of dash)
I10
J/c k1, k3 & k4 (behind left kick panel)
J/c k74, k76 & k78 (at right kick panel)
J10
J15
K1 (at left kick panel)
K10
K2 (under left side of center floor console)
K68
K74
K76
K78
L10
Left center j/b (behind right side of dash)
Luggage room j/b ecu
M14
M15
Mol
Mops
Mpi1
Mpi2
Mpl1
Mpl2
Mpx+
Mpx-
Mpx1
Mpx2
Mpx4
Outer mirror switch assembly
Parking brake switch
Pgnd
Ph5v
Pha
Pkb
Pnk
Power source control ecu (behind right side of dash)
Red
Spd
St- plug
St-plug
Stereo component amplifier
Sun beam sensor
Tach
Thw
Tire pressure monitor ecu
V26
V27
Water level warning switch
Windshield wiper switch assembly

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 5) for Lexus GS 300 2006

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List of elements for Courtesy Lamps Wiring Diagram (1 of 5) for Lexus GS 300 2006:

A11
Batb
Body ecu
Cill
Computer data lines system
D10
Dcty
Dome fuse 10a
E10
E13
Engine room 1 r/b (right rear of engine compt)
Fspt
Grd2
Hot at all times
J/c u22 & u23 (right front of luggage compt)
J/c u22 (right front of luggage compt)
K13
K14
K2 (under left side of center floor console)
K4 (at right kick panel)
K68
L10
Lcty
Left center j/b (behind right side of dash)
Left front door courtesy switch
Left front foot lamp
Left rear door courtesy switch
Left rear foot lamp
Left vanity lamp
Left vanity lamp switch
M13
M15
Mpx2
Parking brake switch
Pcty
Pkb
Pnk
Rcty
Red
Red f10
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Right front door courtesy switch
Right front foot lamp
Right rear door courtesy switch
Right rear foot lamp
Right vanity lamp
Right vanity lamp switch
To front door fuse (diagram 5 of 5)
U22
U23

Courtesy Lamps Wiring Diagram (2 of 5) for Lexus GS 300 2006

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List of elements for Courtesy Lamps Wiring Diagram (2 of 5) for Lexus GS 300 2006:

(behind right side of dash) gateway ecu
A11
A14
A24
A25
A26
A30
Bdcy
Becu
Body ecu
C24
Combination meter
Computer data lines system
D29
Gauge fuse 10a
Grd
Hot at all times
Hot w/ ig2 relay energized
Ile
K1 (at left kick panel)
K2 (under left side of center floor console)
Lcty
Left center j/b (behind right side of dash)
Left cowl side j/b (at left side of dash)
Lgcy
Luggage compt door striker switch
Luggage room j/b (left side of luggage compt)
Luggage room lamp
Master
Mpi1
Mpi2
Mpl1
Mpx1
Mpx4
Multi-info display
Pnk
Rcty
Red
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Rr-b fuse 10a
Sgrd
Steering spot lamp
Telltale lamp assembly
To ig fuse (diagram 4 of 5)
V2 (under left side of rear seat)

Courtesy Lamps Wiring Diagram (3 of 5) for Lexus GS 300 2006

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List of elements for Courtesy Lamps Wiring Diagram (3 of 5) for Lexus GS 300 2006:

Cpu
Left front map lamp
Left front seat lamp
Left reading lamp
Left reading lamp switch
Overhead j/b (in overhead console)
Pnk
Rear seat spot lamp
Red
Right front map lamp
Right front seat lamp
Right reading lamp
Right reading lamp switch
Room lamp
Shift illumination

Courtesy Lamps Wiring Diagram (4 of 5) for Lexus GS 300 2006

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List of elements for Courtesy Lamps Wiring Diagram (4 of 5) for Lexus GS 300 2006:

Bdr
Computer data lines system
Ctyb
Cyl
D11
From left cowl side j/b (diagram b 2 of 5)
Front door fuse 20a
Front door)
Hot at all times
Ig fuse 10a
Ig1 relay
J/c r3 (in left front door)
J/c r4 (in left
J12
K2 (under left side of center floor console)
Led+
Led-
Left cowl side j/b (at left side of dash)
Left front door courtesy lamp
Left front door ecu (in driver's door)
Left front inside handle illumination
Left outer scuff lamp
Left rear door courtesy lamp
Left rear door ecu (in left rear door)
Left rear inside handle illumination
Mpx1
Mpx2
Pnk
Rear door fuse 20a
Red
Sig

Courtesy Lamps Wiring Diagram (5 of 5) for Lexus GS 300 2006

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List of elements for Courtesy Lamps Wiring Diagram (5 of 5) for Lexus GS 300 2006:

Bdr
Computer data lines system
Ctyb
Cyl
D12
From right cowl side j/b (diagram 1 of 5)
Front door fuse 20a
Front door)
Hot at all times
Ig fuse 10a
Ig1 relay
Ig1d
J/c q5 (in right front door)
J/c r4 (in left
J/c u22 & u23 (right front of u23 luggage compt)
J13
K4 (at right kick panel)
Led+
Led-
Left front door ecu (in driver's door)
Mpx1
Mpx2
Pnk
Power source control ecu (behind right side of dash)
Rear door fuse 20a
Red
Right cowl side j/b (behind right side of dash)
Right front door courtesy lamp
Right front inside handle illumin- ation
Right outer scuff lamp
Right rear door courtesy lamp
Right rear door ecu (in right rear door)
Right rear inside handle illumination
Sig
U22

Instrument Illumination Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Lexus GS 300 2006:

(behind right side of dash) left center j/b
A/t shift lever illumination
A14
Body ecu
Center register illumination
Cigarette lighter
Computer data lines system
Console box lamp
D15
D20
D21
Driver's side register illumination
F15
Grd
Hill
Hot at all times
Hreo
I10
I15
Ill
Ill+
Ill-
J10
K1 (at left kick panel)
K10
K2 (under left side of center floor console)
K3 (under right side of center floor console)
K46
K48
K54
K56
L11
L13
L15
Left center j/b (behind right side of dash)
Left cowl side j/b (behind left side of dash)
Mpx1
Mpx4
Multi- display
Panel fuse 7.5a
Passenger's side register illumination
Pnk
Radio receiver assembly
Red
Right center j/b (behind right side of dash)
Sgrd
Spiral cable
Swg
Tail relay

Instrument Illumination Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Lexus GS 300 2006:

(behind right side of dash) gateway ecu
(behind right side of dash) right center j/b
A1 (left rear corner of engine compt)
A10
A24
A25
A26
Absorber control switch
Back illumination
Becu
Body ecu
C15
Combination meter
Computer data lines system
D11
Dome fuse 10a
E13
E15
Engine room 1 r/b (right rear of engine compt)
F14
G14
Gauge fuse 10a
Glove box lamp
Grd2
H14
Hot at all times
Hot w/ ig2 relay energized
I14
J14
K2 (under left side of center floor console)
K4 (at right kick panel)
Left cowl side j/b (behind left side of dash)
Mpi1
Mpi2
Mpl1
Mpx1
Mpx2
Multi illumination
Multi-info display
Pnk
Pointer illumination
Red
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Seat heater switch
Traction control switch

MEMORY SYSTEMS

Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus GS 300 2006:

3.0l
3.0l & 4.3l 4wd
3.0l 2wd
4.3l
Ca1h
Ca1l
Canh
Canl
Computer data lines system
D11
Driver's seat position control ecu & switch (left side of driver's seat)
E25
E77
Engine control module
Front p/seat fuse 30a
Frv+
Frv-
Gateway ecu
Grd
Hot at all times
Ig fuse 10a
Ig1 relay
J/c a10 (in engine control module)
J/c b5 (under left side of driver's seat)
J18
J22
K1 (at left kick panel)
Left cowl j/b (behind left side of dash)
Lft+
Lft-
Mpd1
Mpd2
Mpl1
Mpl2
Mpx1
Mpx2
Park/ neutral position switch
Pnk
Power seat motor (driver's seat front vertical control) (under driver's seat)
Power seat motor (driver's seat lumbar support) (in left front seat)
Power seat motor (driver's seat rear vertical control) (under driver's seat)
Power seat motor (driver's seat reclining control) (under driver's seat)
Power seat motor (driver's seat slide control)) (under driver's seat)
Power seat switch (driver's seat lumbar support) (in left front seat)
Rcl+
Rcl-
Red
Sld+
Sld-
Smart key ecu
Sysb
V1 (under driver's seat)

Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus GS 300 2006:

Computer data lines system
D12
D14
Driver's door ecu (in driver's door)
Driver's seat memory switch
Ecu-ig fuse 10a
Engine room 1 j/b (right rear of engine compt)
Hot at all times
Ig1 relay
Ig1d
J/c a32 & a33 (behind left end of dash)
K4 (at right kick panel)
Left center j/b (behind right side of dash)
Mpx-b fuse 10a
Mpx1
Mpx2
Mswe
Pnk
Power source control ecu (behind right side of dash)
Power window master switch
Red
Right center j/b (behind right side of dash)
Right cowl j/b (behind right side of dash)
Set

Memory Mirrors Wiring Diagram for Lexus GS 300 2006

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List of elements for Memory Mirrors Wiring Diagram for Lexus GS 300 2006:

(behind right side of dash) power source control ecu
(under driver's seat)
3.0l
3.0l & 4.3l 4wd
3.0l 2wd
4.3l
A32
Bdr
Ca1h
Ca1l
Canh
Canl
Computer data lines system
Cpub
D11
D12
Driver's seat memory switch
E25
E77
Engine control module
Engine room 1 j/b (right rear of engine compt)
Front door fuse 20a
Gateway ecu
Grd
Hot at all times
Hssl
Hssr
Ig fuse 10a
Ig1 relay
Ig1d
J/c a10 (in engine control module)
J/c a32 & a33 (behind left end of dash) a33
J18
K1 (at left kick panel)
Left cowl j/b (behind left side of dash)
Left front door ecu (in driver's door)
Left outer rear view mirror
Left/right motor
Mpd1
Mpd2
Mpi1
Mpi2
Mpx-b fuse 10a
Mpx1
Mpx2
Mswe
Park/ neutral position switch
Pnk
Power window master switch
Red
Retractable motor
Right cowl side j/b (behind right side of dash)
Right front door ecu (in right front door)
Right outer rear view mirror
Sel1
Sele
Sensor
Set
Sig
Smart key ecu
U1 (under front passenger's seat)
Up/down motor
Vssl
Vssr

Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus GS 300 2006

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List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus GS 300 2006:

(behind right side of dash) left center j/b
3.0l
3.0l & 4.3l 4wd
3.0l 2wd
4.3l
A15
A18
A32
A33
Ca1h
Ca1l
Canh
Canl
Computer data lines system
D11
D12
D14
D18
Down
Driver's seat memory switch
E25
E77
Ecu-ig fuse 10a
Ecub
Engine control module
Engine room 1 j/b (right rear of engine compt)
Gateway ecu
Grd
Headlamp dimmer switch assembly
Hot at all times
Ig fuse 10a
Ig1 relay
Ig1d
J/c a10 (in engine control module)
J/c a32 & a33 (behind left end of dash)
K2 (under left side of center floor console)
K22
K4 (at right kick panel)
Left cowl j/b (behind left side of dash)
Left front door ecu
Long
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpl2
Mpx-b fuse 10a
Mpx1
Mpx2
Msw
Mswe
Park/ neutral position switch
Pnk
Power source control ecu (behind right side of dash)
Power window master switch
Red
Right center j/b (behind right side of dash)
Right cowl j/b (behind right side of dash)
Set
Short
Smart key ecu
Telescopic sensor
Tem+
Tem-
Tes
Ti & te fuse 20a
Tilt & telescopic ecu (top right side of steering column)
Tilt & telescopic switch
Tilt motor
Tim+
Tim-
Tis
Vce
Vci

Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus GS 300 2006:

(below right
3.0l
3.0l & 4.3l 4wd
3.0l 2wd
4.3l
Ca1h
Ca1l
Canh
Canl
Computer data lines system
D11
E25
E77
Engine control module
Front p/seat fuse 30a
Front passenger's seat position control ecu & switch (right side of front passenger's seat)
Front seat)
Frv+
Frv-
Gateway ecu
Grd
Hot at all times
Ig fuse 10a
Ig1 relay
J/c a10 (in engine control module)
J/c a5 (under right side of front passenger's seat)
J29
K1 (at left kick panel)
Left cowl j/b (behind left side of dash)
Lft+
Lft-
Mpd1
Mpd2
Mpl1
Mpl2
Mpx1
Mpx2
Park/ neutral position switch
Pnk
Power seat motor (front passenger's seat front vertical) control) (under right front seat)
Power seat motor (front passenger's seat lumbar support) (in right front seat)
Power seat motor (front passenger's seat rear vertical control) (in right
Power seat motor (front passenger's seat reclining control) (in right front seat)
Power seat motor (front passenger's seat slide control) (in right front seat)
Power seat switch (front passenger's seat lumbar support (in right front seat)
Rcl+
Rcl-
Red
Right cowl j/b (behind right side of dash)
Sld+
Sld-
Smart key ecu
Sysb
U1 (under front passenger's seat)

Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus GS 300 2006:

Computer data lines system
D12
Ecu-ig fuse 10a
Engine room 1 j/b (right rear of engine compt)
Front passenger's door ecu (in right front door)
Front passenger's seat memory switch
Hot at all times
Ig1 relay
Ig1d
J/c a32 & a33 (behind left end of dash)
J14
J28
K4 (at right kick panel)
Mpx-b fuse 10a
Mpx1
Mpx2
Mswe
Pnk
Power source control ecu (behind right side of dash)
Red
Right cowl j/b (behind right side of dash)
Set

NAVIGATION

Navigation Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Navigation Wiring Diagram (1 of 2) for Lexus GS 300 2006:

(behind right side of dash) power source control ecu
+b1
3.0l
4.3l
A12
A26
Acc
Acc fuse 7.5a
Body computer
C13
Cb+
Cgrd
Cmp+
Cmp-
Computer data lines system
Cv+
Cv-
D11
D12
D13
D14
D16
D25
D27
D28
Data link connector 3 (behind left side of dash)
Ecu-ig fuse 10a
Grd
Grd1
Hot at all times
Hot w/ acc relay energized
Ig1 relay
Ig1d
Ig2 relay
Ind
Int+
Int-
Ivo+
Ivo-
J/c v30 & y1
K1 (at left kick panel)
K2 (under left sdie of center floor console)
K4 (at right kick panel)
K46
K47
K53
K67
K68
Left center j/b (behind right side of dash)
Left cowl side j/b (behind left side of dash)
Macc
Mi1+
Mic-
Min+
Min-
Mpx1
Mpx2
Multi-display
Navigation system (parking assistance circuit)
Nca
Ntsc
Overhead junction box
Pkb
Pnk
Radio receiver assembly
Red
Rev
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Sgrd
Sld
Snse
Spd
Stereo component amplifier
Sync
Television camera
Tsw-
Turn signal flasher
Tv fuse 10a
Tx+
Tx-
Tx2+
Tx2-
Txm+
Txm-
U29
V30

Navigation Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Navigation Wiring Diagram (2 of 2) for Lexus GS 300 2006:

Acc
Adet
Air
Antenna
Ca1h
Ca1l
Canh
Canl
Cb+
Cgrd
Cmp+
Cmp-
Computer data lines system
Csld
Cv+
Cv-
Gateway ecu
Grd
Grd1
Haz
Instrument cluster system
Isld
Ivi+
Ivi-
K1 (at left kick panel)
K48
K64
K65
Mic+
Mic-
Mpi1
Mpi2
Mpl1
Mpl2
Msld
Multi- display
Multi-media module navigation assembly
Navi
Nca
Pbew
Pnk
Red
Rev
Snse
Spd
Sw+
Sw-
Sync
Television camera controller
Tx+
Tx-

Rear Sonar Wiring Diagram for Lexus GS 300 2006

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List of elements for Rear Sonar Wiring Diagram for Lexus GS 300 2006:

3.0l
3.0l & 4.3l 4wd
3.0l 2wd
4.3l
A1 (left rear corner of engine compt)
A10
A11
A13
A15
A26
A30
Body computer
Ca1h
Ca1l
Canh
Canl
Cbz
Clearance sonar
Clearance warning buzzer
Clearance warning ecu
Computer data lines system
D11
D12
D13
E25
E77
Engine control module
Engine controls system
Gateway ecu
Grd
Gtx+
Gtx-
Hot at all times
Ig fuse 10a
Ig fuse 7.5a
Ig1 relay
Ig1d
Input circuit
Instrument cluster
Instrument cluster system
J/c a10 (in engine control module)
K1 (at left kick panel)
K31
K4 (at right kick panel)
K68
L10
Left cowl side j/b (at left end of dash)
Left front center ultrasonic sensor
Left front corner ultrasonic sensor
Left rear center ultrasonic sensor
Left rear corner ultrasonic sensor
Micro computer
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpl2
Mpx+
Mpx-
Mpx1
Mpx2
Mpx4
Navigation system (navigation circuit)
Park/ neutral position switch
Parking brake switch
Pkb
Pnk
Power source control ecu (behind right side of dash)
Red
Right center j/b (behind right side of dash)
Right cowl side j/b (at right end of dash)
Right front center ultrasonic sensor
Right front corner ultrasonic sensor
Right rear center ultrasonic sensor
Right rear corner ultrasonic sensor
Skid control ecu
Sp1
Speedometer
Tam
W/ vehicle dynamics integrated management
W/o vehicle dynamics integrated management

Rear View Monitoring Wiring Diagram for Lexus GS 300 2006

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List of elements for Rear View Monitoring Wiring Diagram for Lexus GS 300 2006:

3.0l
3.0l & 4.3l 4wd
3.0l 2wd
4.3l
A1 (left rear corner of engine compt)
A13
A15
A26
A30
Body computer
Ca1h
Ca1l
Canh
Canl
Computer data lines system
D11
D12
E25
E77
Engine control module
Engine controls system
Gateway ecu
Grd
Gtx+
Gtx-
Hot at all times
Ig fuse 10a
Ig1 relay
Ig1d
Input circuit
Instrument cluster
J/c a10 (in engine control module)
K1 (at left kick panel)
K31
K46
K68
L10
Left cowl side j/b (behind left side of dash)
Micro computer
Mpi1
Mpi2
Mpl1
Mpl2
Mpx+
Mpx-
Mpx1
Mpx2
Mpx4
Multi-display
Navigation system (navigation circuit)
Park/ neutra position switch
Parking brake switch
Pkb
Power source control ecu (behind right side of dash)
Red
Right cowl side j/b (behind right side of dash)
Skid control ecu
Sp1
Speedometer
Tam
W/ vehicle dynamics integrated management
W/o vehicle dynamics integrated management

PASSIVE RESTRAINTS

Passive Restraints Wiring Diagram for Lexus GS 300 2006

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List of elements for Passive Restraints Wiring Diagram for Lexus GS 300 2006:

C14
C29
D11
D12
Hot at all times
Ig fuse 10a
Ig1 relay
Ig1d
J11
J12
J13
J15
K2 (under left side of center floor console)
K4 (at right kick panel)
Left cowl side j/b (behind left side of dash)
Left front seat inner belt (under left side of driver's seat)
Left front seat outer belt (near base of left "b" pillar)
Left ig1 relay
Left rear seat inner belt (under center of rear seat)
Left rear seat outer belt (left side of rear seat)
Luggage room j/b (left side of luggage compt)
Power source control ecu (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Right front seat inner belt (under right side of front passenger's seat)
Right front seat outer belt (near base of right "b" pillar)
Right ig1 relay
Right rear seat inner belt (under center of rear seat)
Right rear seat outer belt (right side of rear seat)
Rr-ig1 fuse 10a
U1 (under front passenger's seat)
U2 (right front of luggage compt)
V1 (under driver's seat)
V2 (under left side of rear seat)

Power Shoulder Belt Anchorage Wiring Diagram for Lexus GS 300 2006

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List of elements for Power Shoulder Belt Anchorage Wiring Diagram for Lexus GS 300 2006:

(behind right side of dash) power source control ecu
(under left side of center floor console) k2
+ig
A25
Buckle switch
C14
C30
C33
Ca1h
Ca1l
Canh
Canl
Center airbag sensor assembly
Combination meter
Computer data lines system
D11
Distance control ecu
Engine control module
Gateway ecu
Gauge fuse 7.5a
Grd
Hot at all times
Hot w/ ig2 relay energized
Ig1
Ig1 relay
Ig1d
Igb
Input circuit
J15
J77
K2 (under left side of center floor console)
K31
K44
Lbe+
Lbr-
Left cowl side j/b (behind left side of dash)
Left front seat inner belt
Left front seat outer belt motor
Lrdd
Lrrd
Luggage room j/b (left side of luggage compt)
Micro computer
Millimeter wave radar sensor
Mol+
Mol-
Mor+
Mor-
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx1
Mpx2
Pcs ind
Pnk
Psb fuse 30a
Rbe+
Rbe-
Rear ig1 fuse 10a
Red
Right cowl side j/b (at right end of dash)
Right front seat inner belt
Right front seat outer belt motor
Seat belt control ecu (left side of luggage compartment)
Sil
Skid control ecu
Srs ind
Steering sensor ecu
Telltale lamp assembly
U13
V16
V2 (under left side of rear seat)
W/ vehicle dynamics integrated management
W/o vehicle dynamics integrated management
Yaw rate sensor

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 5) for Lexus GS 300 2006

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List of elements for Power Distribution Wiring Diagram (1 of 5) for Lexus GS 300 2006:

A/c comp fuse 7.5a
A/f fuse 15a
Abs main 3 fuse 10a
Abs2 fuse 30a
Air conditioning system
Alt fuse 150a
Alt-s fuse 7.5a
Anti-lock brakes system
Anti-lock brakes, trunk, tailgate, fuel doors anti-theft, electronic power steering, wiper/washer, mirrors, power windows, navigation, systems
Battery
Cooling fans system
E/g-am fuse 60a
E/g-b fuse 60a
Ecu-b fuse 10a
Electronic power steering system
Engine controls system
Engine controls, transmissions systems
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Engine room j/b 2- engine room r/b 2 (left side of engine compt)
Eps fuse 80a
Etcs fuse 10a
Exterior lights system
Fan1 fuse 40a
Fr ctrl-am fuse 30a
Fr ctrl-b fuse 25a
Fr fog fuse 15a
Fr fog relay
Fr tail fuse 10a
Fr tail relay
From e/g-am fuse (diagram 1 of 5)
From e/g-b fuse (diagram 1 of 5)
Front controller
H-lp cln fuse 30a
H-lp upr fuse 15a
Horn fuse 10a
Horn relay
Pnk
Rad 1 fuse 30a
Rad 2 fuse 30a
Red
Sound, navigation systems
Starter fuse 30a
Starting/ charging system
To abs 1 fuse (diagram 2 of 5)
To fr ctrl-am fuse (diagram 1 of 5)
To fr ctrl-b fuse (diagram 1 of 5)
To rr j/b fuse (diagram 2 of 5)
Turn/ haz fuse 15a
Vgrs fuse 40a
Wash relay
Washer fuse 20a
Wiper/ washer system

Power Distribution Wiring Diagram (2 of 5) for Lexus GS 300 2006

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List of elements for Power Distribution Wiring Diagram (2 of 5) for Lexus GS 300 2006:

Abs 1 fuse 50a (3.0l)
Abs 1 fuse 50a (4.3l)
Abs main 1 fuse 10a
Abs main 2 fuse 10a
Abs motor fuse 30a
Air conditioning system
Anti-lock brakes system
Body computer, exterior lights, cruise control, door locks, electronic suspension, engine controls, transmissions, electronic power steering, wiper/washer, trunk, tailgate, fuel doors, headlights, horns, interior lights, navigation, mirrors, computer data lines, seats, electronic power steering, power windows, warning, starting/charging, power tops, systems
C14
C29
C33
D/c cut fuse 20a
Defog fuse 50a
Defogger system
Dome fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Engine room r/b 1 (right rear of engine compt)
From cowl side j/b left (diagram 5 of 5)
From ecu-b fuse (diagram 1 of 5)
From fan1 fuse (diagram 1 of 5)
Glw plg1 fuse 50a
Glw plg2 fuse 50a
Head lp relay
Heater fuse 50a
Ig1 relay
Interior lights system
Lh j/b-am fuse 80a
Luggage room j/b (left side of luggage compt)
Luggage room j/b ecu
Main fuse 30a
Mpx-b fuse 10a
Psb fuse 30a
Red
Rh j/b-am fuse 80a
Rr j/b fuse 80a
Rr s/shade relay
Rr tail fuse 10a
Rr- ig1 fuse 10a
Rr-b fuse 10a
Starter fuse 30a
Starting/ charging system
Stop lr l fuse 10a
Stop lr r fuse 10a
To a/c fuse (diagram 4 of 5)
To ig2 main fuse (diagram 3 of 5)
To stop sw fuse (diagram 4 of 5)
V2 (under left side of rear seat)

Power Distribution Wiring Diagram (3 of 5) for Lexus GS 300 2006

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List of elements for Power Distribution Wiring Diagram (3 of 5) for Lexus GS 300 2006:

(4.3l) (3.0l)
A10
A13
A15
A2 (left rear corner of engine compt)
A23
A25
Accd
Am1
Am2
Am2 fuse 15a
B11
Body ecu
C15
Center j/b right (behind right side of dash)
Center j/b left (behind right side of dash)
Cowl side j/b right (behind right side of dash)
Cruise control, engine controls, transmissions, anti-lock brakes systems
D11
Door locks, interior lights systems
E13
Efi 2 relay
Efi fuse 20a 25a
Efi main relay
Engine controls system
Engine controls, cruise control, transmissions systems
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Engine room j/b 2- engine room r/b 2 (left side of engine compt)
F/pmp fuse 25a
Fr door rh fuse 20a
From d/c cut fuse (diagram 2 of 5)
Gauge fuse 7.5a
Ig 2 relay
Ig1d
Ig2 fuse 10a
Ig2 main fuse 50a
Ig2d
Ign fuse 10a
Inj fuse 20a
Inj relay
Instrument cluster system
K2 (under left side of center floor console)
K4 (at right kick panel)
Lh j/b-b fuse 30a
P/i-b fuse 60a
Pnk
Power source control ecu (behind right side of dash)
Power switch
Red
Rh j/b-b fuse 30a
Rr door rh fuse 20a
Ssw1
Ssw2
To fr door lh fuse (diagram 5 of 5)
To pwr outlet relay (diagram 5 of 5)
To rh-ig1 relay (diagram 5 of 5)

Power Distribution Wiring Diagram (4 of 5) for Lexus GS 300 2006

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List of elements for Power Distribution Wiring Diagram (4 of 5) for Lexus GS 300 2006:

A/c fuse 7.5a
A15
A27
Air conditioning system
Air conditioning, navigation, exterior lights, starting/ charging, cooling fans, cruise control, transmissions, wiper/washer, memory, trunk, tailgate, fuel doors, power windows, defogger, shift interlock, systems
Anti-lock brakes, air conditioning, electronic power steering, systems
Anti-theft system
B22
Body ecu
Computer data lines system
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
D19
D22
D25
D28
D29
Defogger, power windows, mirrors, anti-theft exterior lights, door locks systems
Ecu- ig lh fuse 10a
Exterior lights, anti-lock brakes, cruise control, transmissions, engine controls, electronic suspension, wiper/washer systems
Fr p/ seat lh fuse 30a
Fr p/ seat rh fuse 30a
Fr s/ htr lh fuse 15a
Fr wip fuse 30a
From cowl side j/b left (diagram 5 of 5)
From lh j/b-am fuse (diagram 2 of 5)
From rh j/b-am fuse (diagram 2 of 5)
Fuel open relay
H-lp lvl fuse 7.5a
Headlamps system
Headlights, exterior lights, horns systems
Interior lights, anti-lock brakes mirrors, electronic suspension, wiper/washer power tops transmissions systems
J11
J22
J29
J30
K1 (at left kick panel)
K10
Lh-ig fuse 10a
Lh-ig1 relay
Lh-ig2 relay
Memory system
Memory, seats systems
Navigation system
Obd fuse 7.5a
Power tops system
S/roof fuse 25a
Seats system
Security fuse 7.5a
Sound, navigation systems
Stop sw fuse 7.5a
Str lock fuse 25a
Tail relay
Ti & te fuse 20a
To pwr outlet relay (diagram 5 of 5)
Trk opn fuse 10a
Tv fuse 7.5a
Wiper/ washer system

Power Distribution Wiring Diagram (5 of 5) for Lexus GS 300 2006

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List of elements for Power Distribution Wiring Diagram (5 of 5) for Lexus GS 300 2006:

A16
Acc fuse 7.5a
Acc relay
Air conditioning, navigation, headlights, wiper/washer, interior lights systems
Air sus fuse 20a
Body ecu
Cig fuse 15a
Cigarette lighter
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
D11
D12
D13
D14
D26
D27
Door locks, interior lights systems
Door locks, interior lights, mirrors, power windows, anti-theft systems
Ecu- ig rh fuse 10a
Electronic suspension system
Fr door lh fuse 20a
Fr s/ htr rh fuse 15a
From lh
From obd l fuse (diagram 4 of 5)
From power source control ecu (diagram 3 of 5)
J/b-b fuse (diagram (3 of 5)
J12
J15
J16
J23
Junction connector
K2 (under left side of center floor console)
K4 (at right kick panel)
Navigation, sound systems
Pnk
Power outlet socket
Pwr outlet fuse 15a
Pwr outlet relay
Rad 3 fuse 10a
Rh- ig2 relay
Rh-ig fuse 7.5a
Rh-ig1 relay
Rr door lh fuse 20a
Seats system
Sound, navigation systems
To ig1 relay (diagram 2 of 5)
To lh-ig1 relay (diagram 4 of 5)
U2 (right front of luggage compt)
U22
U23
U25

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 6) for Lexus GS 300 2006

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List of elements for Power Door Locks Wiring Diagram (1 of 6) for Lexus GS 300 2006:

(under left side of rear seat)
3.0l & 4.3l 4wd 3.0l 2wd
A30
A32
Bdcy
Bdr
Body ecu
Brdj
Computer data lines system
Cpub
D11
E25
E77
Engine room 1 j/b (right rear of engine compt)
Front door fuse 20a
Grd
Hot at all times
Ig fuse 10a
Ig1 relay
J/c a10 (in engine control module)
J/c a32 & a33 (behind left end a33 of dash)
J12
J18
J19
J20
K2 (under left side of center floor console)
Kul
Left cowl side j/b (behind left side of dash)
Left front door ecu (in driver's door)
Left front door lock assembly
Left rear door ecu (in left rear door)
Left rear door lock assembly
Lsw
Lswe
Luggage compt door striker switch
Mpx-b fuse 10a
Mpx1
Mpx2
Mpx4
Oscb
Osce
Park/neutral position switch
Pnk
Power window master switch
Pwe
Rear door fuse 20a
Red
Sel1
Sele
Sig
Sigj
Trg+
V1 (under driver's seat)

Power Door Locks Wiring Diagram (2 of 6) for Lexus GS 300 2006

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List of elements for Power Door Locks Wiring Diagram (2 of 6) for Lexus GS 300 2006:

(right rear corner of vehicle) smart key ecu
+b1
A12
Acc
Ant
Ant1
Ant2
Asel
B12
Cg1b
Cg2b
Cg3b
Cg4b
Clg
Clg1
Clg2
Clg3
Clg4
Clgb
Computer data lines system
Data
Door control receiver
Electrical key antenna
Grd
Left center j/b (behind right side of dash)
Left front door electrical key oscillator (w/ wireless door lock control)
Left front door outside handle
Left rear door electrical key oscillator (w/ wireless door lock control)
Left rear door outside handle
Mpx1
Mpx2
Pnk
Rco
Rda
Red
Right center j/b (behind right side of dash)
Right front door electrical key oscillator (w/ wireless door lock control)
Right front door outside handle
Right rear door electrical key oscillator (w/ wireless door lock control)
Right rear door outside handle
Rssi
Sel
Sel1
Sel2
Sel3
Sel4
Sen1
Sen2
Sen3
Sen4
Sens
Sgt
Sgt2
Trg+
Trg-
U2 (right front of luggage compt)
U28
U33
U34
W/ wireless door lock control

Power Door Locks Wiring Diagram (3 of 6) for Lexus GS 300 2006

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List of elements for Power Door Locks Wiring Diagram (3 of 6) for Lexus GS 300 2006:

A2 (left rear corner of engine compt)
A39
Acc fuse 7.5a
Batb
Bdr
Becu
Body ecu
Bzr
Computer data lines system
Cpub
D12
D14
D22
Dcty
Dle
Door lock control switch
Ecu-ig fuse 10a
Front door fuse 20a
Grd
Hot at all times
Hot w/ acc relay energized
Ig fuse 10a
Ig1 relay
J/c u22 & u23 (right front of luggage compt)
J13
J19
J20
J23
K4 (at right kick panel)
Left center j/b (behind right side of dash)
Left front door courtesy switch
Lsw
Lswe
M13
Mpx1
Mpx2
Oscb
Osce
Pml
Pmul
Pnk
Pws
Rcty
Rear door fuse 20a
Red
Right cowl side j/b (behind right side of dash)
Right front door ecu (in right front door)
Right front door lock assembly
Right rear door courtesy switch
Right rear door ecu (in right rear door)
Right rear door lock assembly
Security fuse 7.5a
Sel1
Sele
Sig
Trg+
U1 (under front passenger's seat)
U22
U23
Wireless door lock buzzer

Power Door Locks Wiring Diagram (4 of 6) for Lexus GS 300 2006

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List of elements for Power Door Locks Wiring Diagram (4 of 6) for Lexus GS 300 2006:

3.0l
4.3l
A11
A26
A39
Airbag sensor assembly center
Anti-lock brakes system
Body ecu
Buckle switch
Ca1h
Ca1l
Canh
Canl
Ccty
Cls
Combination meter
Computer data lines system
Cty
Driver's side front seat inner belt
E10
Engine control module
F10
Gateway ecu
Generator
Gnd2
J/c v30 & y1
K2 (under left side of center floor console)
K4 (at right kick panel)
K44
K68
Lbe+
Lbe-
Lcls
Lcm+
Lcm-
Lcty
Left cowl side j/b (behind left side of dash)
Left rear door courtesy switch
Lopm
Lpsw
Luggage compt door opener switch
Luggage door closer
Mpd1
Mpd2
Mpi1
Mpi2
Mpl1
Mpl2
Mpx+
Mpx-
Mpx1
Mpx2
Opn
Pcty
Pnk
Red
Right center j/b (behind right side of dash)
Right cowl side j/b (behind right side of dash)
Right front door courtesy switch
Security horn (right side of engine compt)
V16
V30

Power Door Locks Wiring Diagram (5 of 6) for Lexus GS 300 2006

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List of elements for Power Door Locks Wiring Diagram (5 of 6) for Lexus GS 300 2006:

A15
A2 (left rear corner of engine compt)
Agnd
B1 (under right headlight assembly)
C21
C31
Cg5b
Cg6b
Cg7b
Cg8b
Clg5
Clg6
Clg7
Clg8
Clgb
Code
Com
Computer data lines system
Console electrical key oscillator
Engine hood courtesy switch
Engine room 2 j/b (left side of engine compt)
Front controller
Grd
Horn (high)
Horn (low)
Horn fuse 10a
Horn relay
Hot at all times
Inds
Indw
Inside luggage room electrical key oscillator
J/c v30 & y1
J/c y6 (center rear of luggage compt lid)
K2 (under left side of center floor console)
K4 (at right kick panel)
Lin
Luggage compt door lock cylinder
Luggage room j/b (left side of luggage compt)
Mpx1
Mpx2
Outside luggage room electrical key oscillator
Pgrd
Pnk
Power switch
Rear seat electrical key oscillator
Red
Smart key ecu (right rear corner of vehicle)
Ss1
Ss2
Swil
Tkul
Txct
U28
V2 (under left side of rear seat)
V30
Vc5

Power Door Locks Wiring Diagram (6 of 6) for Lexus GS 300 2006

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List of elements for Power Door Locks Wiring Diagram (6 of 6) for Lexus GS 300 2006:

(at right kick panel) k4
(behind right side of dash) right center j/b
3.0l
4.3l
A10
A12
A27
Accd
Am1
Am2
Am2 fuse 15a
B10
C12
Computer data lines system
Ctsw
D19
D22
D23
D26
Efii
Efio
Engine control module
Grd
Grd2
Hot at all times
Hot w/ ig2 relay energized
Ig1d
Ig2
Ig2d
Ige
Ign fuse 10a
Imi
Immobilizer code ecu (behind center of dash)
Imo
Inds
Indw
Instrument cluster system
K1 (at left kick panel)
K2 (under left side of center floor console)
Left center j/b (behind right side of dash)
Lin
Lin1
Mpx1
Mpx2
Pnk
Power distribution system
Power source control ecu (behind right side of dash)
Red
Right cowl side j/b (behind right side of dash)
Security fuse 7.5a
Sgrd
Shift lock control ecu (under center console)
Sksw
Slp
Slp1
Slr+
Spd
Ssw1
Ssw2
Star
Starting/charging system
Steering lock ecu (top right side of steering column)
Stop lamp switch
Stop sw fuse 7.5a
Stp
Str lock fuse 25a
Str1
Str2
Stsw
Swil
Tach

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Lexus GS 300 2006

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List of elements for Electrochromic Mirror Wiring Diagram for Lexus GS 300 2006:

(at right kick panel) k4
+b3
Center j/b left (behind right side of dash)
Center j/b right (behind right side of dash)
Cowl side j/b left (behind left side of dash)
D29
Dome fuse 10a
E13
Ec+
Ec-
Eci+
Eci-
Ecu-ig lh fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
Garage door opener
Gnd3
Gnd5
Hot at all times
Hot in on or start
Ig1
Inner rear view mirror
K13
Left front door ecu (in driver's door)
Left outer rear view mirror
Overhead j/b (in overhead console)
Pnk
Red
Right front door ecu (in right front door)
Right outer rear view mirror

Power Mirrors Wiring Diagram for Lexus GS 300 2006

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List of elements for Power Mirrors Wiring Diagram for Lexus GS 300 2006:

3.0l
3.0l & 4.3l 4wd
3.0l 2wd
4.3l
A33
Bdr
Ca1h
Ca1l
Canh
Canl
Combination meter
Computer data lines system
Cpub
D11
D12
Door ecu (in right
Driver's seat memory switch
E25
E77
Ec+
Ec-
Engine control module
Engine room 1 j/b (right rear of engine compt)
Fr door fuse 20a
Gateway ecu
Grd
Hot at all times
Hssl
Hssr
Ig fuse 10a
Ig fuse 7.5a
Ig1d
J/c a10 (in engine control module)
J/c a32 & a33 (behind left end of dash)
J18
J20
K1 (at left kick panel)
K31
K4 (at right kick panel)
Left cowl side j/b (behind left side of dash)
Left front door ecu (in driver's door)
Left ig1 relay
Left outer rear view mirror
Left rear door ecu (in left rear door)
Left/right
Mirror heater
Mirror position sensor
Mpd1
Mpd2
Mpi1
Mpi2
Mpx+
Mpx-
Mpx-b fuse 10a
Mpx1
Mpx2
Mswe
Park/ neutral position switch
Pnk
Power source control ecu (behind right side of dash)
Power window master switch
Rear door)
Red
Retractable mirror motor
Right cowl side j/b (behind right side of dash)
Right front door ecu (in right front door)
Right ig1 relay
Right outer rear view mirror
Right rear
Sel1
Sele
Set
Sig
Smart key ecu
U1 (under front passenger's seat)
Up/down
V1 (under driver's seat)
Vssl
Vssr

POWER SEATS

Climate Control Seats Wiring Diagram (1 of 2) for Lexus GS 300 2006

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List of elements for Climate Control Seats Wiring Diagram (1 of 2) for Lexus GS 300 2006:

A/c fuse 7.5a
A27
Ass5
Body computer
C15
Ctb
D11
D15
D20
Fctb
Front s/htr fuse 15a
G15
Grd
H13
Hot at all times
Ig1 relay
Ill+
J/c b5 (under left side of driver's seat)
J/c b9 (under right side of driver's seat)
J30
K1 (at left kick panel)
K4 (at right kick panel)
Left center j/b (behind right side of dash)
Left cowl j/b (behind left side of dash)
Left seat heater
Panel fuse 7.5a
Pnk
Red
Rel1
Right center j/b (behind right side of dash)
Seat climate control blower (left front seat back) (in driver's seat back)
Seat climate control blower (left front seat cushion) (under driver's seat)
Seat cushion
Seat heater control
Sgnd
Sign
Swl
Tail relay
Thl
V1 (under driver's seat)

Climate Control Seats Wiring Diagram (2 of 2) for Lexus GS 300 2006

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List of elements for Climate Control Seats Wiring Diagram (2 of 2) for Lexus GS 300 2006:

A/c amplifier (behind center right of dash)
Ctb
D12
D13
Front s/htr fuse 15a
Grd
Hot at all times
Ig fuse 7.5a
Ig1 relay
Ig1d
J/c a5 (under right side of front passenger's seat)
J/c a9 (under left side of front passenger's seat)
K4 (at right kick panel)
K51
Lout
Power source control ecu (behind right side of dash)
Red
Right cowl j/b (behind right side of dash)
Right seat heater
Rout
S5-4
Seat climate control blower (right front seat back) (in right front seat back)
Seat climate control blower right front seat cushion) (under front passenger's seat)
Seat cushion
Seat heater control
Sg-4
Sign
Sw4
Sw5
Swr
Thr
U1 (under front passenger's seat)
Vsvg

Driver Power Seat Wiring Diagram for Lexus GS 300 2006

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List of elements for Driver Power Seat Wiring Diagram for Lexus GS 300 2006:

Down
Front
Front p/seat fuse 30a
Front vertical
Hot at all times
J/c b5 (under left side of driver's seat)
J22
Left cowl j/b (behind left side of dash)
Power seat motor (driver's seat front vertical control) (under left front seat)
Power seat motor (driver's seat lumbar support) (in left front seat)
Power seat motor (driver's seat rear vertical control) (under left front seat)
Power seat motor (driver's seat reclining control) (under left front seat)
Power seat motor (driver's seat slide control) (under left front seat)
Power seat switch
Power seat switch (driver's seat lumbar support) (in left front seat)
Rear
Rear vertical
Reclining
Red
Slide
V1 (under driver's seat)

Heated Seats Wiring Diagram for Lexus GS 300 2006

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List of elements for Heated Seats Wiring Diagram for Lexus GS 300 2006:

Body computer
C15
D11
D12
D13
D20
Front s/htr fuse 15a
H13
Hot at all times
Ig fuse 7.5a
Ig1 relay
Ill+
J/c a5 (under right side of front passenger's seat)
J/c a9 (under left side of front passenger's seat)
J/c b5 (under left side of driver's seat)
J/c b9 (under right side of driver's seat)
J30
K1 (at left kick panel)
K4 (at right kick panel)
Left center j/b (behind right side of dash)
Left cowl j/b (behind left side of dash)
Left seat heater
Panel fuse 7.5a
Pnk
Red
Rel1
Right center j/b (behind right side of dash)
Right cowl j/b (behind right side of dash)
Right seat heater
Seat back
Seat cushion
Seat heater control
Swl
Swr
Tail relay
Thl
Thr
U1 (under front passenger's seat)
V1 (under driver's seat)

Passenger Power Seat Wiring Diagram for Lexus GS 300 2006

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List of elements for Passenger Power Seat Wiring Diagram for Lexus GS 300 2006:

Down
Front
Front p/seat fuse 30a
Front vertical
Hot at all times
J/c a5 (under right side of front passenger's seat)
J29
Power seat motor (front passenger's seat front vertical control) (under right front seat)
Power seat motor (front passenger's seat lumbar support) (in right front seat)
Power seat motor (front passenger's seat rear vertical control) (in right front seat)
Power seat motor (front passenger's seat reclining control) (in right front seat)
Power seat motor (front passenger's seat slide control) (under right front seat)
Power seat switch
Power seat switch (front passenger's seat lumbar support) (in right front seat)
Rear
Rear vertical
Reclining
Red
Right cowl j/b (behind right side of dash)
Slide
U1 (under front passenger's seat)

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Lexus GS 300 2006

Get access to all wiring diagrams of the car

List of elements for Power Top/Sunroof Wiring Diagram for Lexus GS 300 2006:

+ig
A24
A25
A26
A32
Body ecu
C15
Center j/b left (behind right side of dash)
Center j/b right (behind right side of dash)
Close
Cls
Combination meter
Computer data lines system
Cowl side j/b left (behind left side of dash)
Cowl side j/b right (behind right side of dash)
Cowl side j/b right (behind right side of dash) cowl side j/b right (behind right side of dash)
D11
D15
D22
D29
Dcty
Dome fuse 10a
Down
Dwn
Ecu-ig lh fuse 10a
Engine room j/b 1- engine room r/b 1 (right rear of engine compt)
G12
Gauge fuse 7.5a
Gnd
Hot at all times
Hot in on or start
Ig3
J/c a32 & a33 (behind left end of dash)
J/c u22 (right front of luggage compt)
J15
K1 (at left kick panel)
K31
K4 (at right kick panel)
K68
Kul
Left front door courtesy switch
Left front door ecu (in driver's door)
Left front door lock assembly
Lock
M13
M14
Master
Mpx
Mpx+
Mpx-
Mpx- b fuse 10a
Mpx1
Mpx2
Multi- function display
Open
Opn
Overhead j/b (in overhead console)
Pnk
Power window master switch
Red
S/roof fuse 25a
Slide
Sliding roof control ecu (front of overhead console)
Tilt
U22
Unlock