All Wiring Diagrams for Lexus GS 300 2003 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Lexus GS 300 2003

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Lexus GS 300 2003:

• (at middle of left inner fender panel) eb
• (at right side of dash) ii
• (behind left side of dash) gateway ecu
• (behind left side of dash) tilt & telescopic ecu
• (behind right side of dash) air inlet control servo motor
• (gs 430) combination switch
• (in dash harness, behind instrument cluster) i1
• (in dash harness, under center air vents) i2
• (in engine harness, inside of ecu box) e4
• A/c control assembly (behind center of dash)
• A/c dual pressure switch (at upper left radiator support, integral to a/c triple pressure switch)
• A/c room temperature sensor (behind center of dash)
• A/c solar sensor (at upper right side of dash)
• A/c thermistor (behind center of dash)
• A13
• A14
• Acc
• Acmg
• Aif
• Air
• Air mix control servo motor (driver) (behind center of dash)
• Air vent mode control servo motor (behind right side of dash)
• Amcdr
• Amcpa
• Amhdr
• Amhpa
• Aod
• Aof
• Blw
• Dgs
• Driver side j/b (behind left kick panel)
• Ecu-b2 fuse 10a
• Engine control module (at left side of engine compt, in ecu box)
• Etam
• F13
• Gnd
• Hot at all times
• Hot in acc or on
• I2 (in dash harness, under center air vents)
• Ill
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• Junction connector 17 (behind upper right side of dash)
• Junction connector 18 (behind right kick panel)
• Lcki
• Mfrs
• Mpd1
• Mpd2
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Mrec
• Passenger side j/b (behind right kick panel)
• Pre
• Radio fuse 15a
• Red
• S5-2
• S5-3
• S5-4
• Sg-1
• Sg-3
• Sg-4
• Sg-5
• Tam
• Tel in
• Telephone transceiver & speaker relay (at right side of luggage compartment)
• Teli
• Tpdr
• Tpi
• Tpo
• Tppa
• Tsdr
• Tspa

Automatic A/C Wiring Diagram (2 of 2) for Lexus GS 300 2003

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Lexus GS 300 2003:

• (at middle of left inner fender panel) eb
• (at right side of firewall) ii
• A/c ambient temperature sensor (near top left side of radiator support)
• A/c comp relay
• A/c condenser fan motor (on front left side of radiator)
• A/c magnetic clutch & lock sensor (on a/c compressor)
• A/c single pressure switch (at upper left radiator support, integral to a/c triple pressure switch)
• Air mix control servo motor (passenger) (behind right side of dash)
• Blower motor (behind lower right side of dash)
• Blower motor controller (behind right side of dash)
• Body ecu 1
• Cds fan fuse 30a
• Driver side j/b (behind left kick panel)
• E1 (in engine harness, at front of engine)
• Ed (at rear of intake manifold)
• Ed (on left cylinder head)
• Engine room r/b 1 (on right side of engine compartment, behind strut tower)
• Engine room r/b 3 (on left side of engine compartment, front of strut tower)
• Exhaust gas sensor (at left front of engine compartment)
• F12
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Gas
• Gnd
• Gs 300
• Gs 430
• Heater fuse 10a
• Heater fuse 50a
• Hot at all times
• Hot in on or start
• Htr relay
• I1 (in dash harness, behind instrument cluster)
• Ig (at left side of firewall)
• Ign fuse 5a
• J/c 26
• Junction connector (behind left side of dash)
• Junction connector (behind upper right side of dash)
• Junction connector 2 (in ecu box)
• Passenger side j/b (behind right kick panel)
• Passenger side r/b (behind right kick panel)
• Radiator fan motor (at left front of engine compt)
• Rdi fan fuse 30a
• Red
• Water temperature switch (at front of engine compartment, behind left side of grille)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 3) for Lexus GS 300 2003

List of elements for Anti-lock Brakes Wiring Diagram (1 of 3) for Lexus GS 300 2003:

• (at left
• A19
• A22
• Abs & trac & vsc actuator (at left rear corner of engine compt)
• Abs & trac & vsc ecu (behind left side of dash)
• Abs 1 fuse 60a
• Abs 2 fuse 40a
• Abs motor relay
• Abs sol relay
• Ast
• Ea (at middle of right inner fender panel)
• Ee (under abs/ trac/ vsc actuator)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Engine room r/b 2 (on left side of engine compt, behind strut tower)
• Fl+
• Fl-
• Fr+
• Fr-
• Fss
• Gnd1
• Gnd2
• Hot at all times
• Junction connector 5 (in engine room r/b 2)
• Junction connector 6 (behind left kick panel)
• Kick
• Mr1
• Mr2
• Mt+
• Mt-
• Mtt
• Nca
• Panel)
• Pmc
• Pnk
• R1+
• R2+
• Red
• Sa1
• Sa2
• Sa3
• Sflh
• Sflr
• Sfrh
• Sfrr
• Srlh
• Srlr
• Srrh
• Srrr
• Str
• Trac motor relay
• Vcm

Anti-lock Brakes Wiring Diagram (2 of 3) for Lexus GS 300 2003

List of elements for Anti-lock Brakes Wiring Diagram (2 of 3) for Lexus GS 300 2003:

• (at left j/c 6 kick (behind left panel) kick panel)
• (at left side of engine compt, behind ecu box) data link connector (dlc) 1
• (behind left kick panel)
• (behind left side of dash) data link connector (dlc) 3
• (behind upper right side of dash) junction connector 17
• (or red)
• (short pin)
• Blvl
• Body ecu 2
• Brake fluid level warning switch (in brake fluid reservoir)
• Driver side j/b
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• Ess
• Gs300
• Gs430
• Hot at all times
• Hot in on or start
• Ig (at left side of firewall)
• Ig1
• Ii (at right side of fire- wall)
• Junction connector (behind left side of dash)
• Junction connector (in ecu box)
• Junction connector 3 & 4 (in ecu box)
• Junction connector 7 (behind left kick panel)
• Left front abs speed sensor (at left front wheel assembly)
• Master cylinder pressure sensor (at left rear corner of engine compartment)
• Mpx2
• Nca
• Park/neutral position switch (on transmission)
• Pmc
• Pnk
• Red
• Right front abs speed sensor (at right front wheel assembly)
• Sil
• Ss1+
• Ss1-
• Steering sensor (combination switch)
• Stop fuse 15a
• Stoplight switch
• Vcm
• Vsc off switch
• Vsc warning buzzer (behind left side of dash)

Anti-lock Brakes Wiring Diagram (3 of 3) for Lexus GS 300 2003

List of elements for Anti-lock Brakes Wiring Diagram (3 of 3) for Lexus GS 300 2003:

• (at left
• (behind left side of dash) junction connector 9
• (behind upper right side of dash) junction connector 17
• A20
• A21
• Abs & trac & vsc ecu (behind left side of dash)
• Abs deceleration sensor (under rear of center console)
• Abs ind
• Brake ind
• Brl
• C12
• C13
• Combination meter
• Cpu
• Csw
• D/g
• Driver side j/b (bhind left kick panel)
• Eng+
• Eng-
• Engine control module (at left side of engine compt, in ecu box)
• F13
• Flo
• Gauge fuse 10a
• Ggnd
• Gl1
• Gl2
• Gnd3
• Gnd4
• Gss
• Gyaw
• Headlights system
• Hot in on or start
• Ig1
• Ig2
• Ign fuse 5a
• Ind
• Junction connector (behind left side of dash)
• Junction connector 6 (behind left kick panel)
• Kick
• Left rear abs speed sensor (at left rear wheel assembly)
• Nca
• Neo
• Panel)
• Pnk
• Red
• Right rear abs speed sensor (at right rear wheel assembly)
• Rl+
• Rl-
• Rr+
• Rr-
• Slip ind
• Sp1
• Speedometer
• Ss1+
• Ss1-
• Stp
• Trc+
• Trc-
• Vgs
• Vsc ind
• Vsc off ind
• Vscw
• Vys
• Yaw
• Yaw rate sensor (under rear of center console)
• Yaw2
• Yss

ANTI-THEFT

Power Door Locks Wiring Diagram (1 of 3) for Lexus GS 300 2003

List of elements for Power Door Locks Wiring Diagram (1 of 3) for Lexus GS 300 2003:

• (in dash harness, behind right side of glove box)
• Bdr
• Becu
• Body ecu 2 (in driver side j/b)
• Computer data lines system
• Cpub
• Cty
• Ctye
• D fr fuse 20a
• D rr door fuse 20a
• D22
• D23
• D24
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Driver side side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Exterior lights system
• F13
• Gnd
• H10
• H11
• H13
• Headlights system
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Hrly
• If (at left kick panel)
• Ii (at right side of dash)
• Ile
• Interior lights system
• Junction connector 10 (behind left side of dash)
• Junction connector 13 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 6 (behind left kick panel)
• Junction connector 7 (behind left kick panel)
• Junction connector 8 (behind left kick panel)
• Kul
• Left door lock control switch (power window master switch)
• Left front door courtesy switch
• Left front door lock motor, door key lock & unlock switch & door lock detection switch
• Lock
• Lock detect
• Lsw
• Lswe
• Mpx1
• Mpx2
• Mul
• Pwe
• Radio 2 fuse 15a
• Sig
• Trly
• Unlk

Power Door Locks Wiring Diagram (2 of 3) for Lexus GS 300 2003

List of elements for Power Door Locks Wiring Diagram (2 of 3) for Lexus GS 300 2003:

• (at left rear quarterpanel)
• Ant1
• Ant2
• Batt
• Bdr
• Bj (at left rear floor partition panel)
• Bl (at right rear floor partition panel)
• Code
• Cpub
• Cty
• Ctye
• Diode (luggage compartment door open detection) (at left side of luggage compt)
• Eb (at middle of left inner fender panel)
• Ecu- b2 fuse 10a
• Ee (under abs/ trac/vsc actuator)
• Efi fuse 25a
• Efi relay
• Engine control module (at left side of engine compt, in ecu box)
• Engine hood courtesy switch (at front center of engine compt)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Gnd
• Hot at all times
• If (at left kick panel)
• Imld
• J/c 20 (above left rear wheel- well)
• Junction connector 10 (behind left side of dash)
• Junction connector 11 (behind left side of dash)
• Junction connector 5 (in engine room r/b 2)
• Junction connector 6 (behind left kick panel)
• Junction connector 9 (behind left side of dash)
• Key coil
• Ksw
• Left rear door courtesy switch
• Left rear door ecu (in left rear door)
• Left rear door lock motor & door lock detection switch
• Lock detect
• Lsw
• Lswe
• Luggage compartment door courtesy switch & opener motor
• Luggage compartment door key unlock switch
• Mpx1
• Mpx2
• Mrel
• Passenger side j/b (behind right kick panel)
• Power seat ecu (under driver's seat)
• Right rear door courtesy switch
• Right rear door ecu (in right rear door)
• Right rear door lock motor & door lock detection switch
• Rxck
• Sig
• Transponder key amplifier (in steering column)
• Txct
• Unlock warning switch
• W/ memory seats
• W/o memory seats

Power Door Locks Wiring Diagram (3 of 3) for Lexus GS 300 2003

List of elements for Power Door Locks Wiring Diagram (3 of 3) for Lexus GS 300 2003:

• (at right side of luggage compartment) wireless door lock control ecu
• (left rear corner of engine compt) wireless door lock buzzer
• Acc
• Bdr
• Becu
• Bm (at right rear quarterpanel)
• Body ecu 1 (in passenger side j/b)
• Bsub
• Bzr
• Bzr2
• C12
• Combi- nation meter
• Computer data lines system
• Cpub
• Cty
• Ctye
• Dle
• Dome fuse 10a
• Ecu- b3 fuse 20a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Exterior lights system
• F11
• F12
• F13
• Front passenger door ecu (in right front door)
• Gnd
• H11
• H13
• Haz
• Hcty
• Horn
• Horns system
• Hot at all times
• If (at left kick panel)
• Ii (at right side of dash)
• Ind
• Junction connector 10 (behind left side of dash)
• Junction connector 14 (behind left side of dash)
• Junction connector 15 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 22 (above right rear wheelwell)
• Junction connector 6 (behind left kick panel)
• Kul
• Lgcy
• Lock
• Lock detect
• Lsw
• Lswe
• Mpx1
• Mpx2
• Mul
• P fr fuse 20a
• P rr door fuse 20a
• Passenger side j/b (behind right kick panel)
• Pnk
• Pws
• Rco
• Rda
• Rheostat (security indicator)
• Right door lock control switch
• Right front door courtesy switch
• Right front door lock motor, door key lock & unlock switch & door lock detection switch
• Rssi
• Sig
• Theft deterrent horn (at right front of engine compt)
• Tkul
• Tr+
• Unlk

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for Lexus GS 300 2003

List of elements for Body Control Modules Wiring Diagram (1 of 2) for Lexus GS 300 2003:

• (behind left kick panel) junction connector 7
• (in dash harness, behind instrument cluster)
• A/c control assembly (behind center of dash)
• A13
• Acan
• Altl
• Anti-lock brakes system
• Auto
• Batt
• Becu
• Blvl
• Body ecu 2 (in driver side j/b)
• C13
• C16
• Center air bag sensor assembly (behind center of dash, forward of center console)
• Cltb
• Clte
• Clts
• Combination meter
• Dbkl
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• Engine control module (at left side of engine compt, in ecu box)
• Exterior lights system
• Ffgo
• Ffog
• Gateway ecu
• Gnd
• Gs430
• H11
• H13
• Head
• Headlights system
• Hot in on or start
• Hrly
• I6 (in dash harness, behind right side of glove box)
• Ile
• Instrument cluster system
• Interior lights system
• Junction connector 15 (behind left side of dash)
• Junction connector 6 (behind left kick panel)
• Junction connector 9 (behind left side of dash)
• Ksw
• Mirb
• Mire
• Mirrors system
• Mirs
• Mpd1
• Mpd2
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Red
• Steering pad switch (combination switch)
• Stpi
• Tail
• Tilt & telescopic ecu (behind left side of dash)
• Trly
• Unlock warning switch (behind left side of dash)
• Warning system

Body Control Modules Wiring Diagram (2 of 2) for Lexus GS 300 2003

List of elements for Body Control Modules Wiring Diagram (2 of 2) for Lexus GS 300 2003:

• Acc
• Air conditioning system
• Anti-theft system
• Becu
• Body ecu 1 (in passenger side j/b)
• Bsub
• Bzr
• Bzr2
• Computer data lines system
• Cpub
• D24
• Defogger system
• Dfg
• Diode (luggage compt door open detection) (at left side of luggage compt)
• Door locks system
• Door locks, anti-theft systems
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Ecu-b2 fuse 10a
• Ecu-b3 fuse 20a
• Exterior lights system
• F11
• F12
• Front passenger door ecu (in right front door)
• Gnd
• Gs300
• Gs430
• H10
• H11
• H13
• Haz
• Hcty
• Horn
• Horns system
• Hot at all times
• Hot in on or run
• I6 (in dash harness, behind right side of glove box)
• Ii (at right side of dash)
• Ind
• Junction connector 13 (behind left side of dash)
• Junction connector 27 (behind left kick panel)
• Left rear door ecu (in left rear door)
• Lgcy
• Mirrors system
• Mpx1
• Mpx2
• Obd2
• P19
• Parking brake switch (behind left side of dash)
• Passenger side j/b (behind right kick panel)
• Pkb
• Pnk
• Power seat ecu (under driver's seat)
• Power tops system
• Power windows system
• Pwr
• Pws
• Radio 2 fuse 15a
• Rco
• Rda
• Ret
• Right rear door ecu (in right rear door)
• Rssi
• Seat
• Snow
• Tkul
• Tr+
• Transmissions system
• Trunk, tailgate, fuel doors system
• Tsw
• W/ memory
• W/o memory

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Lexus GS 300 2003

List of elements for Data Link Connector Wiring Diagram for Lexus GS 300 2003:

• (behind left side of dash) j/c 11
• (behind left side of dash) j/c 9
• (behind right kick panel) passenger side j/b
• (engine harn, left rear top of engine) e2
• (gs 300)
• (gs 300: at rear of intake manifold) (gs 430: on left cylinder head) ed
• (gs 430)
• (gs 430) i9
• (in dash harness, behind left side of dash)
• (on right cylinder head) ec
• +b1 b2
• A20
• A21
• Abs & trac & vsc ecu (behind left side of dash)
• Abs sol relay
• Bat
• Body ecu 1 (in passenger side j/b)
• C12
• C13
• Center air bag sensor assembly (behind center of dash, forward of center console)
• Combination meter
• D/g
• Data link connector 1 (at left side of engine compt, behind ecu box)
• Data link connector 3 (behind left side of dash)
• Driver side j/b (behind left kick panel)
• Ed (gs 300: at rear of intake manifold) (gs 430: on left cylinder head)
• Engine control module (at left side of engine compt, in ecu box)
• Engine controls system
• Engine room r/b 2 (on left side of engine compt, behind strut tower)
• F13
• Gs 300
• Gs 430
• Gs 430 gs 300
• Gs300
• Gs430
• H12
• Hot at all times
• Ig-
• Ignitor (on left rear of engine compt)
• Ii (at right side of dash)
• J/c 1 (in ecu box)
• J/c 10 (behind left side of dash)
• J/c 14 (behind left side of dash)
• J/c 2 (gs 300) (in ecu box)
• J/c 26
• J/c 3 & 4 (in ecu box)
• J/c 9 (gs 430) (behind left side of dash)
• Multi- display
• Nca
• Obd fuse 7.5a
• Obd2
• Pnk
• Short pin
• Sil
• Tac
• Tach
• Wfse
• Wsfe

High/Low Bus Wiring Diagram for Lexus GS 300 2003

List of elements for High/Low Bus Wiring Diagram for Lexus GS 300 2003:

• (behind left kick panel) driver side j/b
• (behind right kick panel) passenger side j/b
• A/c control assembly (behind center of dash)
• A13
• Body ecu 1 (in passenger side j/b)
• Body ecu 2 (in driver side j/b)
• C13
• C16
• Center air bag sensor assembly (behind center of dash, forward of center console)
• Combination meter
• D24
• Driver door ecu (in driver's door)
• Engine control module (at left side of engine compt, in ecu box)
• F11
• Front passenger door ecu (in right front door)
• Gateway ecu (behind left side of dash)
• Gs 430
• Gtx+
• Gtx-
• H11
• I1 (in dash harness, behind instrument cluster)
• Left rear door ecu (in left rear door)
• Moon roof control ecu (in front of moon roof opening)
• Mpd1
• Mpd2
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Multi-display
• P19
• Power seat ecu (under driver's seat)
• Radio & player
• Right rear door ecu (in right rear door)
• Steering pad switch (combination switch)
• Tilt & telescopic ecu (behind left side of dash)
• Tx+
• Tx-
• Tx3+
• Tx3-
• W/ memory
• W/ navigation
• W/o memory
• W/o navigation

COOLING FAN

Cooling Fan Wiring Diagram for Lexus GS 300 2003

List of elements for Cooling Fan Wiring Diagram for Lexus GS 300 2003:

• (3.0l)
• (4.3l)
• A/c comp relay
• A/c condenser fan motor (on front left side of radiator)
• A/c control assembly (behind center of dash)
• A/c single pressure switch (at upper left radiator support, integral to a/c triple pressure switch)
• A13
• Acmg
• Air conditioning system
• Cds fan fuse 30a
• Driver side j/b (behind left kick panel)
• E2 (in engine harness, at left rear top of engine)
• Eb (at middle of left inner fender panel)
• Ee (under abs & trac & vsc actuator)
• Engine control module (at left side of engine compt, in ecu box)
• Engine controls system
• Engine coolant temperature sensor (3.0l: on top left front of engine) (4.3l: on top right side of engine)
• Engine main relay
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Engine room r/b 3 (on left side of engine compt, front of strut tower)
• Ethw
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fan main fuse 50a
• Heater fuse 10a
• Hot at all times
• Hot in on or start
• Htr relay
• Ig (at left side of dash)
• Ign fuse 5a
• Junction connector 13 (behind left side of dash)
• Junction connector 14 (behind left side of dash)
• Junction connector 5 (in engine room r/b 2)
• Mpx+
• Mpx2
• Passenger side r/b (behind right kick panel)
• Radiator fan motor (at left front of engine compt)
• Rdi fan fuse 30a
• Red
• Thw
• W/ 3.0l
• Water temperature switch (at front of engine compt, behind left side of grille)

CRUISE CONTROL

Cruise Control Wiring Diagram for Lexus GS 300 2003

List of elements for Cruise Control Wiring Diagram for Lexus GS 300 2003:

• (at middle of left inner fender panel) eb
• (in ecu box) junction connector 3 & 4
• (in engine harness, at left rear top of engine)
• A/t indicator light switch (park/neutral position switch)
• Accelerator pedal position sensor (on right rear side of engine)
• Batt
• C12
• C13
• Cancel
• Ccs
• Cl+
• Cl-
• Combination meter
• Combination switch
• Computer data lines system
• Cpu
• Cruise
• Cruise control switch
• Cruise ind
• Data link connector 1 (at left side of engine compt, behind ecu box)
• Driver side j/b (behind left kick panel)
• E01
• E02
• E03
• Ec (at front of intake manifold)
• Ed (at rear of intake manifold)
• Ee (under abs & trac & vsc actuator)
• Efi fuse 25a
• Efi relay
• Engine control module (at left side of engine compt, in ecu box)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Eom
• Etcs fuse 15a
• Gauge fuse 10a
• Ge01
• Hot at all times
• Hot in on or start
• If (at left kick panel)
• Ign fuse 5a
• Igsw
• Junction connector (behind left side of dash)
• Junction connector 1 (in ecu box)
• Junction connector 14 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 2 (in ecu box)
• Junction connector 3 (in ecu box)
• Junction connector 5 (in engine room r/b 2)
• Junction connector 6 (behind left kick panel)
• Junction connector 7 (behind left kick panel)
• Junction connector 9 (behind left side of dash)
• Me01
• Mpx2
• Mrel
• Pnk
• Res/ acc
• Set/ coast
• Shield
• Sp2+
• Sp2-
• St1-
• Stop fuse 15a
• Stoplight switch
• Stp
• Throttle control motor (on throttle body)
• Throttle position sensor (on throttle body)
• Vehicle speed sensor (electronically controlled transmission) (on transmission)
• Vpa
• Vpa2
• Vta
• Vta2

DEFOGGERS

Heated Mirrors Wiring Diagram for Lexus GS 300 2003

List of elements for Heated Mirrors Wiring Diagram for Lexus GS 300 2003:

• (at right side of dash) ii
• (behind right kick panel) passenger side j/b
• A/c control assembly (behind center of dash)
• A13
• Alt fuse 120a
• Body ecu 1 (in passenger side j/b)
• Dfg
• Driver side j/b (behind left kick panel)
• Engine control module (at left side of engine compt, in ecu box)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F13
• Gnd
• H10
• Heater fuse 10a
• Hot at all times
• Hot in on or start
• Ii (at right side of dash)
• J/c 10 (behind left side of dash)
• J/c 13 (behind left side of dash)
• J/c 6 (behind left kick panel)
• Left remote control mirror heater
• Mir htr fuse 10a
• Mir relay
• Mpx-
• Mpx1
• Mpx2
• Right remote control mirror heater

Rear Defogger Wiring Diagram for Lexus GS 300 2003

List of elements for Rear Defogger Wiring Diagram for Lexus GS 300 2003:

• A/c control assembly (behind center of dash)
• A13
• Body ecu 1 (in passenger side j/b)
• Def relay (in passenger side r/b)
• Defog fuse 30a
• Defogger
• Dfg
• Driver side j/b (behind left kick panel)
• Engine control module (at left side of engine compt, in ecu box)
• Gnd
• Heater fuse 10a
• Hot at all times
• Hot in on or start
• Ii (at right side of dash)
• Junction connector 13 (behind left side of dash)
• Mpx+
• Mpx1
• Mpx2
• Noise filter
• Noise filter (rear window defogger) (at left front corner of luggage compt)
• Passenger side j/b (behind right kick panel)
• Red

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Lexus GS 300 2003

List of elements for Electronic Power Steering Wiring Diagram for Lexus GS 300 2003:

• C12
• C13
• Combination meter
• Cpu
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• F13
• Gauge fuse 10a
• Gnd
• Hot in on or start
• Ii (at right side of dash)
• J/c 10 (behind left side of dash)
• J/c 13 (behind left side of dash)
• J/c 17 (behind upper right side of dash)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Pps ecu (behind left side of dash)
• Pps solenoid (3.0l: at left front of engine) (4.3l: at right front of engine)
• Sol+
• Sol-
• Spd
• Speedometer

Power Steering Column Wiring Diagram for Lexus GS 300 2003

List of elements for Power Steering Column Wiring Diagram for Lexus GS 300 2003:

• (behind right side of glove box) i6
• Acc
• Bdr
• Becu
• Body ecu 1 (in passenger side j/b)
• Body ecu 2 (in driver side j/b)
• Combination switch
• Computer data lines system
• Cpub
• D fr fuse 20a
• D22
• D24
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Ecu-b
• Ecu-b2 fuse 10a
• Ecu-ig fuse 15a
• Ecue
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• F13
• Gnd
• H10
• H11
• Hot at all times
• Hot in acc or run
• Hot in on or start
• J/c 10 (behind left side of dash)
• J/c 13 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Mpx1
• Mpx2
• Msw
• P p/seat fuse 30a
• Passenger side j/b (behind right kick panel)
• Power telescopic motor
• Power tilt motor
• Radio 2 fuse 15a
• Sig
• Telesco long
• Telesco short
• Tem+
• Tem-
• Tilt & telescopic ecu (behind left side of dash)
• Tilt & telescopic switch
• Tilt down
• Tilt up
• Tim+
• Tim-

ENGINE PERFORMANCE

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 6) for Lexus GS 300 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 6) for Lexus GS 300 2003:

• (engine harn, at left rear top of engine)
• (in steering column) transponder key amplifier
• (middle of left inner fender panel)
• (right side of dash)
• +bm
• A/c system
• A/t shift main switch (integral to combination switch)
• Abs & trac & vsc ecu (behind left side of dash)
• Accelerator pedal position sensor (on right rear side of engine)
• Acmg
• Anti-theft system
• Anti-theft system (security indicator)
• Batt
• Braided
• C12
• C13
• Ccs
• Code
• Combination meter
• Computer data lines system
• Cpu
• Cruise control system
• Data link connector 3 (below left side of dash)
• Ect pwr
• Ect snow
• Eng+
• Eng-
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• Eom
• Fpc
• Ht1b
• Ht2b
• Igsw
• Imld
• J/c 9 (behind left side of dash)
• Ksw
• Mil ind
• Mpx1
• Mpx2
• Mrel
• Neo
• Ox1b
• Ox2b
• Pnk
• Pre
• Ptnk
• Red
• Rxck
• Sftd
• Sftu
• Sil
• Sta
• Sti-
• Stp
• Tachometer
• Tam
• Tbp
• Trc+
• Trc-
• Txct
• Vapor pressure sensor (under left rear of vehicle)
• Vcc
• Vpa
• Vpa1
• Vpa2
• Wfse
• Wsfe

3.0L, Engine Performance Wiring Diagram (2 of 6) for Lexus GS 300 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 6) for Lexus GS 300 2003:

• (behind left kick panel) j/c 7
• (behind upper right side of dash) j/c 17
• B3 (body harn, in front of left rear wheelwell)
• Braided
• Data link connector 1 (behind ecu box)
• Driver side j/b (behind left kick panel)
• Ee (under abs & trac & vsc actuator)
• Efi fuse 25a
• Efi relay
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Etcs fuse 15a
• Fp+
• Fp-
• Fpc
• Fuel pump & sender (in fuel tank)
• Fuel pump control ecu (at left side of luggage compt)
• Gauge fuse 10a
• Hot at all times
• Hot in on or start
• Ig-
• J/c 11 (behind left side of dash)
• J/c 14 (behind left side of dash)
• J/c 20 (above left rear wheelwell)
• J/c 3, j/c 4 (in ecu box)
• Red
• Stop fuse 15a
• Stoplight switch
• Vsv (vapor pressure sensor) (under left rear of vehicle)

3.0L, Engine Performance Wiring Diagram (3 of 6) for Lexus GS 300 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 6) for Lexus GS 300 2003:

• (behind left side of dash) j/c 15
• (generator) charging system
• (in ecu box) j/c 3, j/c 4
• (on transmission) park/neutral position switch
• Acc
• Braided
• Driver side j/b (behind left kick panel)
• Ed (at rear of intake manifold)
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• F10
• Hot at all times
• Ht1a
• Ign fuse 5a
• Ignition switch
• Knk1
• Knk2
• Knock sensor 1 (on left front of engine)
• Knock sensor 2 (on left side of engine)
• Lock
• Mol
• Nco+
• Nco-
• O/d direct clutch speed sensor (on transmission)
• Oil
• Ox1a
• P/n
• Pnk
• Red
• Sln+
• Sln-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp2+
• Sp2-
• Start
• Starter fuse 5a
• Starting system (starter relay)
• Vehicle speed sensor (on transmission)

3.0L, Engine Performance Wiring Diagram (4 of 6) for Lexus GS 300 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (4 of 6) for Lexus GS 300 2003:

• (in ecu box) j/c 1
• (in ecu box) j/c 3, j/c 4
• (on left front of engine) engine oil level sensor
• (on transmission) a/t indicator light switch (integral to park/neutral position switch)
• (under center console, near selector lever) shift lock control ecu
• At4
• Atl
• Braided
• Ec (at front of intake manifold)
• Ed (at rear of intake manifold)
• Electronically controlled transmission solenoid (in transmission)
• J/c 2 (in ecu box)
• J/c 3, j/c 4 (in ecu box)
• J/c 9 (behind left side of dash)
• Level
• Nssd
• Nssl
• Oil
• Pnk
• Red
• Sln+
• Sln-
• Slt+
• Slt-
• Slu+
• Slu-
• Temp

3.0L, Engine Performance Wiring Diagram (5 of 6) for Lexus GS 300 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (5 of 6) for Lexus GS 300 2003:

• (in passenger side j/b) body ecu 1
• Braided
• E2 (engine harn, left rear top of engine)
• E2g
• Ed (at rear of intake manifold)
• Electronically controlled transmission pattern select switch
• Engine coolant temperature sensor (on top left front of engine)
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Heated oxygen sensor (bank 1 sensor 1) (on right side of engine, in exhaust manifold)
• Heated oxygen sensor (bank 1 sensor 2) (on right side of engine, in exhaust manifold)
• Heated oxygen sensor (bank 2 sensor 1) (on exhaust system, near catalytic conv)
• Heated oxygen sensor (bank 2 sensor 2) (on exhaust system, near catalytic conv)
• Ii (at right side of dash)
• Mass airflow (maf) meter (on right side of engine compt, in air intake duct)
• Mpx1
• Pwr
• Red
• Snow
• Tha
• Vsv (acis) (on left rear side of engine)
• Vsv (canister closed valve) (on right side of engine)
• Vsv (evap) (on top rear of engine)

3.0L, Engine Performance Wiring Diagram (6 of 6) for Lexus GS 300 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (6 of 6) for Lexus GS 300 2003:

• (at rear of intake manifold)
• (at top left front of engine) noise filter (ignition)
• (in ecu box) j/c 1
• (on left rear of engine compt) igniter
• A/c system
• Acis
• Braided
• Camshaft position sensor (on top center rear of engine)
• Camshaft timing oil control valve (on top left side of engine)
• Ccv
• Cl+
• Cl-
• Crankshaft position sensor (on right front of engine)
• E01
• E02
• E03
• E2 (engine harn, at left rear top of engine)
• E3 (engine harn, in ecu box)
• Ec (at front of intake manifold)
• Ed (at rear of intake manifold)
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• Evg
• Ge01
• Gnd
• Ht2a
• Igf
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Igt
• Igt2
• Igt3
• In1
• In2
• In3
• Instrument cluster system
• Lcki
• Me01
• Mops
• Ne+
• Ne-
• Ocv+
• Ocv-
• Oil pressure switch (on left front side of engine)
• Ox2a
• Power steering oil pressure sensor (at left front of engine)
• Prg
• Psp
• Red
• Tac
• Tha
• Throttle control motor (on throttle body)
• Throttle position sensor (on throttle body)
• Thw
• Vta
• Vta2

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Lexus GS 300 2003

List of elements for Back-up Lamps Wiring Diagram for Lexus GS 300 2003:

• (or red)
• Back-up light
• Back-up light switch
• Driver side j/b (behind left kick panel)
• Gauge fuse 10a
• Gs300
• Gs430
• Hot in run or start
• Junction connector 1 (in ecu box)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 19 (above left rear wheelwell)
• Junction connector 20 (above left rear wheelwell)
• Junction connector 27 (behind left kick panel)
• Junction connector 3 & 4 (in ecu box)
• Left rear combination light
• Park/neutral position switch (on transmission)
• Red
• Right rear combination light

Exterior Lamps Wiring Diagram (1 of 2) for Lexus GS 300 2003

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Lexus GS 300 2003:

• (above left rear wheelwell) junction connector 19
• (above left rear wheelwell) junction connector 20
• (in driver's door) driver door ecu
• Auto
• Automatic light control sensor (behind upper left side of dash)
• Bdr
• Becu
• Body ecu 2 (in driver side j/b)
• Cltb
• Clte
• Clts
• Combination switch
• Computer data lines system
• Cpub
• Cty
• Ctye
• D fr fuse 20a
• D22
• D23
• D24
• Driver side j/b (behind left kick panel)
• Ea (at middle of right inner fender panel)
• Eb (at middle of left inner fender panel)
• Ecu-b2 fuse 10a
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F13
• Gnd
• H11
• H13
• Head
• Headlights system
• Hot at all times
• Hot in run or start
• Hrly
• I6 (in dash harness, behind right side of glove box)
• Ii (at right side of dash)
• Junction connector 10 (behind left side of dash)
• Junction connector 14 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 19 (above left rear wheelwell)
• Junction connector 6 (behind left kick panel)
• Junction connector 7 (behind left kick panel)
• Left front door courtesy switch
• Left front side marker light
• Left license plate light
• Left parking light
• Light control switch
• Mpx1
• Mpx2
• Off
• Passenger side j/b (behind right kick panel)
• Red
• Right front side marker light
• Right license plate light
• Right parking light
• Sig
• Stop fuse 15a
• Stoplight switch
• Tail
• Trly

Exterior Lamps Wiring Diagram (2 of 2) for Lexus GS 300 2003

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Lexus GS 300 2003:

• (above left rear wheelwell) junction connector 19
• (at left front of luggage compt floor) b5
• (behind left kick panel) driver side j/b
• (behind right kick panel) passenger side j/b
• (behind upper right side of dash) j/c 17
• (canada)
• (combination switch) turn signal switch
• (in body harness, at top rear of left rear wheelwell) b4
• Alt fuse 120a
• B11
• Body ecu 1 (in (passenger side j/b)
• Brake lts
• C12
• C13
• Combination meter
• Cpu
• D10
• E11
• Ea (at middle of right inner fender panel)
• Eb (at middle of left inner fender panel)
• Ehw
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F13
• Gauge fuse 10a
• Gnd
• Haz
• Hazard switch
• Hi mount
• High mounted stoplight (w/ rear spoiler)
• High mounted stoplight (w/o rear spoiler)
• Hot at all times
• Hot in run or start
• Ii (at right side of dash)
• Instrument panel j/b (behind upper center of dash)
• J/c 10 (behind left side of dash)
• J/c 17 (behind upper right side of dash)
• J/c 6 (behind left kick panel)
• Junction connector 12 (behind left side of dash)
• Junction connector 20 (above left rear wheelwell)
• Left
• Left front turn signal light
• Left rear combination light (inner)
• Left rear combination light (outer)
• Left turn ind
• Light failure sensor (at left side of luggage compartment)
• Markr
• Mpx2
• Noise filter (high mounted stoplight) (at left front corner of luggage compt)
• Power
• Rear light ind
• Right
• Right front turn signal light
• Right rear combination light (inner)
• Right rear combination light (outer)
• Right turn ind
• Side marker
• Srs-b fuse 5a (canada)
• Stop
• Stop sw
• Tail
• Tail fuse 10a
• Tail ind
• Tail lts
• Tail relay
• Taillt pwr
• Turn
• Turn signal flasher (behind left side of dash, near driver side j/b)
• Turn-haz fuse 10a
• Wrn

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Lexus GS 300 2003

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Lexus GS 300 2003:

• (dash harn, left side of dash)
• (engine harn, front of engine)
• (w/ hid)
• (w/o hid)
• A/c lock sensor
• Abs & trac & vsc actuator
• Abs sol relay
• Cruise control switch
• Data link connector (dlc) 1
• Data link connector (dlc) 3
• Ea (right front strut tower)
• Ec (front side of intake manifold)
• Ed (rear side of intake manifold)
• Ee (under abs/ trac/vsc actuator)
• Efi relay
• Engine control module
• Engine main relay
• Engine oil level sensor
• Engine room relay block 1 (on right side of engine compt, behind strut tower)
• Engine room relay block 2 (on left side of engine compt, (behind strut tower)
• Eo1
• Eo2
• Eo3
• Heated oxygen sensor (bank 1, sensor 1)
• Heated oxygen sensor (bank 1, sensor 2)
• Heated oxygen sensor (bank 2, sensor 1)
• Heated oxygen sensor (bank 2, sensor 2)
• I5 (dash harn, right side of dash)
• Igniter
• Junction connector j/c 2 (in ecu box)
• Junction connector j/c 4 (in ecu box)
• Junction connector j/c 5 (in engine room r/b 2)
• Junction connector j/c 9 (behind left side of dash)
• Meo1
• Nca
• Right front fog- light
• Right front side marker light
• Right front turn signal light
• Right headlight control ecu
• Right low beam headlight
• Right parking light
• Starter relay
• T13
• Telephone transceiver & speaker relay

Ground Distribution Wiring Diagram (2 of 4) for Lexus GS 300 2003

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Lexus GS 300 2003:

• (dash harn, behind combination meter)
• (engine harn, under ecu box)
• (w/ hid)
• (w/o hid)
• A/c dual pressure switch
• A19
• Abs & trac & vsc ecu
• C13
• Center airbag sensor assembly
• Combination meter
• Combination switch
• D24
• Data link connector (dlc) 3
• Daytime running light relay 3
• Daytime running light relay 4
• Daytime running light resistor (or short connector)
• Dimmer switch
• Driver's door ecu
• E4 (engine harn, under ecu box)
• Eb (left front strut tower)
• Engine control module
• Engine hood courtesy switch
• Eom
• Exhaust gas sensor
• Front wiper & washer switch
• Headlight beam level control ecu
• Headlight cleaner control relay
• Headlight cleaner motor
• High beam indicator light
• Junction connector j/c 10 (behind left side of dash)
• Junction connector j/c 11 (behind left side of dash)
• Junction connector j/c 6 (left kick panel)
• Key interlock solenoid
• Left front fog- light
• Left front side marker light
• Left front turn signal light
• Left head- light control ecu
• Left low beam headlight
• Left mirror heater
• Left parking light
• Light control switch
• Luggage compartment door opener switch
• Main daytime running light relay
• Pnk
• Pps ecu
• Radiator fan motor
• Seat heater switch
• Steering sensor
• Telephone microphone
• Tilt & telescopic ecu
• To driver side junction block (diagram 3 of 4)
• To passenger side junction block (diagram 3 of 4)
• Transponder key amplifier
• Turn signal flasher
• Turn signal switch
• Unlock warning switch
• Washer level warning switch
• Water temperature switch

Ground Distribution Wiring Diagram (3 of 4) for Lexus GS 300 2003

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Lexus GS 300 2003:

• (3.0l)
• (dash harn, right side of dash) i6
• (except mark levinson)
• (on left side of engine compt, front of strut tower) engine room relay block 3
• (right side of instrument panel brace)
• A/c control assembly
• A13
• A20
• A22
• Abs & trac & vsc ecu
• B2 (body harn, top of right "a" pillar)
• Blower motor controller
• Body ecu 1
• Body ecu 2
• Brake fluid level warning switch
• C12
• Cd automatic changer
• Center airbag sensor assembly
• Cigarette lighter
• Clock
• Combination meter
• Driver's side junction block (behind lower left end of dash)
• Electronically controlled transmission pattern select switch
• F11
• F13
• Fan 2 relay
• Fan 3 relay
• From g200 (diagram 2 of 4)
• From junction connector j/c 10 (diagram 2 of 4)
• Front passenger door ecu
• Front wiper motor
• Garage door opener
• Gateway ecu
• Glove box light switch
• Hazard switch
• Htr relay
• I1 (dash harn, behind combination meter)
• Ig (upper left side of dash)
• Ig relay
• Ii (upper right side of dash)
• Inner mirror & compass
• Instrument panel junction block (behind upper center of dash)
• Junction connector j/c 17 (behind upper right side of dash)
• Left rear interior light
• Left vanity light
• Mirror retraction switch
• Moon roof control ecu
• Moon roof control switch
• Multi- display
• Noise filter
• Passenger side junction block (behind right kick panel)
• Passenger's side relay block (behind right kick panel)
• Personal light
• Power outlet
• Radio & player
• Right mirror heater
• Right rear interior light
• Right vanity light
• Shift lock control ecu
• Stereo component amplifier
• Vsc off switch

Ground Distribution Wiring Diagram (4 of 4) for Lexus GS 300 2003

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Lexus GS 300 2003:

• (body harness, rear of left rear wheelwell)
• (w/ memory)
• (w/o memory)
• B6 (body harness, under driver's seat)
• Bj (under left "c" pillar)
• Bk (above left rear wheel- well)
• Bl (center of rear shelf)
• Bm (under right "c" pillar)
• Bulb
• Control relay & motor
• Driver's seat back heater
• Driver's seat control switch
• Driver's seat front vertical position sensor
• Driver's seat lumbar control switch
• Driver's seat rear vertical position sensor
• Driver's seat recline position sensor
• Driver's seat slide position sensor
• Fuel lid opener motor
• Fuel pump control ecu
• High mounted stop- light
• J/c 28 (above right rear wheel- well)
• Junction connector j/c 20 (above left rear wheelwell)
• Junction connector j/c 22 (above right rear wheelwell)
• Junction connector j/c 23 (under left front seat)
• Junction connector j/c 24 (under right front seat)
• Led
• Left buckle switch
• Left license light
• Left rear combination light
• Left rear door ecu
• Light failure sensor
• Luggage compartment door key unlock switch
• Navigation ecu (except mark levinson)
• Navigation ecu (mark levinson)
• P18
• P19
• Passenger's lumbar support switch
• Passenger's power seat control switch
• Passenger's seat back heater
• Power seat ecu
• Right buckle switch & seat belt warning occupant detection sensor
• Right license light
• Right rear combination light
• Right rear door ecu
• S14
• Stereo component amplifier (mark levinson)
• Stop- light noise filter
• Telephone transceiver & speaker relay
• Wireless door lock ecu

HEADLIGHTS

Headlamps Wiring Diagram (1 of 2) for Lexus GS 300 2003

List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus GS 300 2003:

• (at middle of left inner fender panel) eb
• (in dash harness, behind instrument cluster) i1
• (in driver's door) driver door ecu
• Altl
• Auto
• Automatic light control sensor (behind upper left side of dash)
• B10
• Bdr
• Becu
• Body ecu 2 (in driver side j/b)
• Cltb
• Clte
• Clts
• Combination switch
• Cpub
• Cty
• Ctye
• D fr fuse 20a
• D22
• D23
• D24
• Dimmer switch
• Driver side j/b (behind left kick panel)
• Ea (at middle of right inner fender panel)
• Ecu-b2 fuse 10a
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compartment, behind strut tower)
• Exterior lights system
• Ffgo
• Ffog
• Flash
• Fog relay
• Foglight switch
• Fr fog fuse 15a
• Gauge fuse 10a
• Gnd
• H11
• H13
• Head
• High
• Hot at all times
• Hot in on or start
• Hrly
• I6 (in dash harness, behind right side of glove box)
• If (at left kick panel)
• Junction connector 10 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 6
• Junction connector 7 (behind left kick panel)
• Left front door courtesy switch
• Left front foglight
• Light control switch
• Low
• Mpx1
• Mpx2
• Off
• Passenger side j/b (behind right kick panel)
• Red
• Right front foglight
• Sig
• Srs-b fuse 5a
• Tail
• Trly

Headlamps Wiring Diagram (2 of 2) for Lexus GS 300 2003

List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus GS 300 2003:

• (on right side of engine compt, behind strut tower) engine room r/b 1
• A hid except hid b
• C12
• C13
• Chg-
• Combination meter
• Daytime running light relay (main) (behind right end of dash)
• Daytime running light relay 3 & 4 (at left front corner of engine compt)
• Daytime running light resistor (usa) (on left side of left strut tower)
• Dimmer drl 2 relay
• Drl
• Drl 1 fuse 30a
• Drl 2 fuse 30a
• E4 (in engine harness, inside of ecu box)
• Eb (at middle of left inner fender panel)
• Ecu-b2 fuse 10a
• Ee (under abs & trac & vsc actuator)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Engine room r/b 3 (on left side of engine compt, front of strut tower)
• Gs300
• Gs430
• Head ind (usa)
• Head lp relay
• Headlamps leveling circuit
• High beam ind
• Hot at all times
• J/c 27 (behind left kick panel)
• Junction connector 11 (behind left side of dash)
• Junction connector 14 (behind left side of dash)
• Junction connector 15 (behind left side of dash)
• Junction connector 18 (behind right kick panel)
• Left headlight control ecu (behind left headlight)
• Left high beam headlight
• Left low beam headlight
• Left lower head fuse 15a
• Left upper head fuse 15a
• Main fuse 40a
• Parking brake switch (behind left side of dash)
• Passenger side j/b (behind right kick panel)
• Pnk
• Red
• Right high beam headlight
• Right low beam headlight right headlight control ecu (behind right headlight)
• Right lower head fuse 15a
• Right upper head fuse 15a
• Rkb
• Short connector (canada) (on left side of left strut tower)

Headlamps Leveling Wiring Diagram for Lexus GS 300 2003

List of elements for Headlamps Leveling Wiring Diagram for Lexus GS 300 2003:

• (at left kick panel) if
• (at middle of left inner fender panel) eb
• (behind left side of dash) junction connector 14
• Anti-lock brakes system
• Auto
• Automatic light control sensor (behind upper left side of dash)
• Becu
• Body ecu 2 (in driver side j/b)
• C12
• Cltb
• Clte
• Clts
• Combination meter
• Combination switch
• Driver side j/b (behind left kick panel)
• Ecu-b2 fuse 10a
• Ecu-ig fuse 15a
• Exterior lights system
• Front height control sensor (forward of left front strut tower)
• Gauge fuse 10a
• Gnd
• H13
• Hdlp
• Head
• Headlight beam level control ecu (at left front corner of engine compt)
• Headlight beam level control warning indicator
• Headlights circuit
• Hot at all times
• Hot in on or start
• Hrly
• I1 (in dash harness, behind instrument cluster)
• If (at left kick panel)
• Junction connector 10 (behind left side of dash)
• Junction connector 6
• Junction connector 7 (behind left kick panel)
• Left headlight beam level control motor
• Lh1
• Lh2
• Lh3
• Lh4
• Lhb1
• Light control switch
• Off
• Passenger side j/b (behind right kick panel)
• Rear height control sensor (under left rear of vehicle)
• Red
• Rh1
• Rh2
• Rh3
• Rh4
• Right headlight beam level control motor
• Sbf
• Sbr
• Sgf
• Sgr
• Shf
• Shr
• Spdl
• Tail
• Trly
• Wng

HORN

Horn Wiring Diagram for Lexus GS 300 2003

List of elements for Horn Wiring Diagram for Lexus GS 300 2003:

• Body ecu 1 (in passenger side j/b)
• Combination switch
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Engine room r/b 2 (on left side of engine compt, behind strut tower)
• Horn
• Horn switch
• Horn fuse 10a
• Horn relay
• Hot at all times
• Junction connector 18 (behind right kick panel)
• Left horn
• Right horn

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Lexus GS 300 2003

List of elements for Instrument Cluster Wiring Diagram for Lexus GS 300 2003:

• (canada)
• (gs300) (gs430)
• (usa)
• A/t p
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A16 a1
• A17
• A18
• A19
• A20
• A21
• A22
• Abs ind
• Acan
• Acc+
• Anti-lock brakes system
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• Body ecu 2 (in driver side j/b)
• Brake ind
• Buzzer
• C12
• C13
• Center air bag sensor assembly (behind center of dash, forward of center console)
• Charge ind
• Clock
• Combination meter
• Cpu
• Cruise ind
• Dome fuse 10a
• Door ind
• Driver side j/b (behind left kick panel)
• Earth
• Ect power ind
• Ect snow ind
• Ecu-b2 fuse 10a
• Engine controls system
• Exterior lights system
• F11
• F13
• Fuel gauge
• Fuel ind
• Fuel sender
• Fuel sender (sub) (in fuel tank)
• Gauge fuse 10a
• H12
• Head ind
• Headlight leveling ind
• Headlights system
• High beam ind
• Hot at all times
• Hot in run or start
• If (at left kick panel)
• Ii (at right side of dash)
• Ill+
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• J/c 17 (behind upper right a side of dash)
• Junction connector 10 (behind left side of dash)
• Junction connector 11 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 6 (behind left kick panel)
• Left turn ind
• Malfunction ind lamp
• Mpx2
• Odo/trip
• Odometer/ tripmeter
• Oil level ind
• Oil press ind
• Passenger seat belt ind
• Passenger side j/b (behind right kick panel)
• Pbew
• Pnk
• Radio 2 fuse 15a
• Rear light ind
• Red
• Reset
• Rheostat
• Right turn ind
• Seat belt ind
• Slip ind
• Speedometer
• Srs ind
• Srs-b fuse 5a
• Tachometer
• Tail ind
• Vsc ind
• Vsc off ind
• Washer ind
• Water gauge
• Wiper/washer system

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 3) for Lexus GS 300 2003

List of elements for Courtesy Lamps Wiring Diagram (1 of 3) for Lexus GS 300 2003:

• (in dash harness, behind right side of glove box) i6
• B2 (in body harness, at top of right "a" pillar)
• Bdr
• Becu
• Body ecu 2
• Computer data lines system
• Cpub
• Cty
• Ctyb
• Ctye
• Cyl
• D fr fuse 20a
• D rr door fuse 20a
• D22
• D23
• D24
• Door
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Exterior lights system
• F13
• Gnd
• H10
• H11
• H13
• Headlights system
• Hot at all times
• Hot in run or acc
• Hot in run or start
• Hrly
• I1 (in dash harness, behind instrument cluster)
• Ignition key cylinder light
• Ii (at right side of dash)
• Ile
• Junction connector 10 (behind left side of dash)
• Junction connector 13 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 6 (behind left kick panel)
• Junction connector 7 (behind left kick panel)
• Junction connector 8 (behind left kick panel)
• Left front door courtesy light
• Left front door courtesy switch
• Left step light
• Mpx1
• Mpx2
• Off
• Passenger side j/b (behind right kick panel)
• Personal light
• Radio 2 fuse 15a
• Right step light
• Sig
• Trly

Courtesy Lamps Wiring Diagram (2 of 3) for Lexus GS 300 2003

List of elements for Courtesy Lamps Wiring Diagram (2 of 3) for Lexus GS 300 2003:

• (in dash harness, behind instrument cluster)
• B2 (in body harness, at top of right "a" pillar)
• Bdr
• Bj (at left rear floor partition panel)
• Bl (at right rear floor partition panel)
• Cpub
• Cty
• Ctyb
• Ctye
• Cyl
• Diode (luggage compartment door open detection) (at left side of luggage compartment)
• Ecu-b2 fuse 10a
• Gnd
• Hot at all times
• Junction connector 20 (above left rear wheelwell)
• Left rear door courtesy light
• Left rear door courtesy switch
• Left rear door ecu (in left rear door)
• Left rear interior light
• Left vanity light
• Luggage compartment door courtesy switch
• Luggage compartment light
• Mpx1
• Mpx2
• Noise filter (stoplight) (at left front corner of luggage compt)
• Passenger side j/b (behind right kick panel)
• Power seat ecu (under driver's seat)
• Red
• Right rear door courtesy light
• Right rear door courtesy switch
• Right rear door ecu (in right rear door)
• Right rear interior light
• Right vanity light
• Rrlp
• Sig
• W/ memory seats
• W/o memory seats

Courtesy Lamps Wiring Diagram (3 of 3) for Lexus GS 300 2003

List of elements for Courtesy Lamps Wiring Diagram (3 of 3) for Lexus GS 300 2003:

• (at right side of luggage compartment) wireless door lock control ecu
• (left rear corner of engine compt) wireless door lock buzzer
• Acc
• Bdr
• Becu
• Body ecu 1
• Bzr
• Bzr2
• Computer data lines system
• Cpub
• Cty
• Ctyb
• Ctye
• Cyl
• Dome fuse 10a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• F12
• F13
• Front passenger door ecu (in right front door)
• Gnd
• H11
• H12
• Hot at all times
• Ii (at right side of dash)
• Junction connector 15 (behind left side of dash)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 22 (above right rear wheelwell)
• Mpx1
• Mpx2
• P fr fuse 20a
• P rr door fuse 20a
• Passenger side j/b (behind right kick panel)
• Pnk
• Rco
• Rda
• Right front door courtesy light
• Right front door courtesy switch
• Rssi
• Sig

Instrument Illumination Wiring Diagram for Lexus GS 300 2003

List of elements for Instrument Illumination Wiring Diagram for Lexus GS 300 2003:

• A/c control assembly (behind center of dash)
• A/t shift position illumination
• A13
• Anti-theft system
• Bj (at left rear floor partition panel)
• Bl (at right rear floor partition panel)
• C12
• Cigarette lighter
• Combination meter
• Driver side j/b (behind left kick panel)
• Electronically controlled transmission pattern select switch
• Glove box light
• Glove box light switch
• Gnd
• Hazard switch
• Headlight cleaner switch (canada)
• Hot at all times
• I1 (in dash harness, behind instrument cluster)
• Instrument panel j/b (behind upper center of dash)
• Junction connector (behind left kick panel)
• Junction connector 13 (behind left side of dash)
• Junction connector 16 (behind center of dash)
• Left rear ashtray illumination
• Left rear door ecu (in left rear door)
• Mirror retraction switch (left side of dash)
• Multi-display
• Panel fuse 7.5a
• Radio & player
• Remote control mirror switch
• Rheostat (security indicator light)
• Right rear ashtray illumination
• Right rear door ecu (in right rear door)
• Seat heater switch
• Vsc off switch
• Whe1

MEMORY SYSTEMS

Memory Systems Wiring Diagram (1 of 2) for Lexus GS 300 2003

List of elements for Memory Systems Wiring Diagram (1 of 2) for Lexus GS 300 2003:

• (behind left kick panel) j/c 8
• (behind left side of dash) j/c 13
• Acc
• Bdr
• Becu
• Body ecu 1 (in passenger side j/b)
• Body ecu 2 (in driver side j/b)
• Bsub
• Computer data lines system
• Cpub
• D fr fuse 20a
• D22
• D23
• D24
• De2
• Dm+r
• Dmhr
• Dmvr
• Down
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Driving position memory switch
• Dvc
• Ecu-b3 fuse 20a
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• F12
• F13
• Front passenger door ecu (in right front door)
• Gnd
• H10
• H11
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Hsr
• Hssr
• I6 (in dash harness, behind right side of glove box)
• Ii (at right side of dash)
• Interior lights system
• J/c 10 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 17 (behind upper right side of dash)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Left
• Left remote control mirror
• Mem 1
• Mem 2
• Mirb
• Mire
• Mirs
• Mpx1
• Mpx2
• Mswe
• Operation switch
• P fr fuse 20a
• Passenger side j/b (behind right kick panel)
• Pe2
• Pm+r
• Pmhr
• Pmvr
• Pnk
• Pvc
• Radio 2 fuse 15a
• Red
• Remote control mirror switch
• Right
• Right remote control mirror
• Select switch
• Set
• Sig
• Vsr
• Vssr

Memory Systems Wiring Diagram (2 of 2) for Lexus GS 300 2003

List of elements for Memory Systems Wiring Diagram (2 of 2) for Lexus GS 300 2003:

• (behind left side of dash) j/c 10
• (in body harness, in left front seat) b6
• Bj (at left rear floor partition panel)
• C15
• Computer data lines system
• D p/seat fuse 30a
• Down
• Driver side j/b (behind left kick panel)
• Driver's power seat control switch
• Driver's seat front vertical motor
• Driver's seat lumbar support control motor
• Driver's seat rear vertical motor
• Driver's seat reclining motor
• Driver's seat sliding motor
• Ecu-b
• Ecu-b2 fuse 10a
• Ecue
• Fdwn
• Front
• Frv+
• Frv-
• Fup
• Gnd
• Hot at all times
• J/c 18 (behind right kick panel)
• J/c 20 (above left rear wheelwell)
• J/c 23 (under left front seat)
• J/c 6 (behind left kick panel)
• Ldwn
• Lft+
• Lft-
• Lumbar support control switch (driver's seat)
• Lup
• Mpx1
• Mpx2
• Msw
• P p/seat fuse 30a
• P18
• P19
• Passenger side j/b (behind right kick panel)
• Power seat ecu (under driver's seat)
• Power seat position sensor (driver's seat front vertical control)
• Power seat position sensor (driver's seat rear vertical control)
• Power seat position sensor (driver's seat reclining control)
• Power seat position sensor (driver's seat slide control)
• Power telescopic motor
• Power tilt motor
• Pvcc
• Rcl+
• Rcl-
• Rclf
• Rclr
• Rear
• Sgnd
• Sld+
• Sld-
• Sldf
• Sldr
• Ssfv
• Ssrl
• Ssrr
• Ssrs
• Sysb
• Tel lng
• Tel shrt
• Tem+
• Tem-
• Tilt & telescopic ecu (behind left side of dash)
• Tilt & telescopic switch (combination switch)
• Tilt down
• Tilt up
• Tim+
• Tim-

NAVIGATION

Navigation Wiring Diagram for Lexus GS 300 2003

List of elements for Navigation Wiring Diagram for Lexus GS 300 2003:

• (except mark levinson)
• (except mark levinson) tweeter
• (in dash harness, right of center air vents) i3
• (mark levinson)
• +b1
• Acan
• Acc
• Aui+
• Aui-
• Auo+
• Auo-
• Body ecu 2 (in driver side j/b)
• Computer data lines system
• Driver side j/b (behind left kick panel)
• Except mark levinson
• Exterior lights system
• Fl+
• Fl-
• Gateway ecu (behind left side of dash)
• Gauge fuse 10a
• Gnd
• Gnd1
• Gs300
• Gs430
• Gtx+
• Gtx-
• Hot at all times
• Hot in acc or on
• Hot in start or on
• I10
• I12 (in dash harness, behind right side of instrument cluster)
• Ih (at right dash panel brace)
• Instrument cluster system
• Instrument panel j/b (behind upper center of dash)
• J/c 13 (behind left side of dash)
• J/c 22 (above right rear wheelwell)
• J/c 27 (behind left kick panel)
• J/c 28 (above right rear wheelwell)
• J/c 28 (mark levinson) (above right rear wheelwell)
• Left front door speaker
• Mark levinson
• Multi-display
• Mute
• N-mu
• Navigation ecu (at right rear corner of luggage compt)
• Nca
• Parking brake switch (behind left side of dash)
• Passenger side j/b (behind right kick panel)
• Pkb
• Pnk
• Radio & player
• Radio 2 fuse 15a
• Red
• Rev
• S14
• S15
• Spd
• Stereo component amplifier (mark levinson: at right rear corner of luggage compt) (except: behind right side of dash)
• Sync
• Tv fuse 15a
• Tx+
• Tx-
• Tx1+
• Tx1-
• Tx3+
• Tx3-

PASSIVE RESTRAINTS

Passive Restraints Wiring Diagram for Lexus GS 300 2003

List of elements for Passive Restraints Wiring Diagram for Lexus GS 300 2003:

• Bj (under left "c" pillar)
• Bl (center of rear shelf)
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• F11
• Hot in run or start
• J/c 15 (behind left side of dash)
• J/c 23 (under left front seat)
• J/c 24 (under right front seat)
• J/c 7 (behind left kick panel)
• J/c 8 (behind left kick panel)
• Left buckle switch (in left front seat belt buckle)
• Left tension reducer solenoid (at base of left "b" pillar)
• Passenger side j/b (behind right kick panel)
• Right buckle switch (in right front seat belt buckle)
• Right tension reducer solenoid (at base of right "b" pillar)

POWER ANTENNA

Power Antenna Wiring Diagram for Lexus GS 300 2003

List of elements for Power Antenna Wiring Diagram for Lexus GS 300 2003:

• (at right side of luggage compartment)
• Ant
• Anta
• Antb
• Auto antenna control relay & motor
• Dome fuse 10a
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• F11
• H10
• Hot at all times
• Hot in acc or on
• Hot in on or start
• J/c 13 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 22 (above right rear wheelwell)
• J/c 7 (behind left kick panel)
• Passenger side j/b (behind right kick panel)
• Radio & player
• Radio 2 fuse 15a

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 2) for Lexus GS 300 2003

List of elements for Power Distribution Wiring Diagram (1 of 2) for Lexus GS 300 2003:

• (behind right kick panel) passenger side j/b
• (not used)
• (on left side of engine compt, front of strut tower) engine room r/b 3
• (on right side of engine compt, behind strut tower) engine room r/b 1
• Abs 1 fuse 60a
• Abs 2 fuse 40a
• Air conditioning systems
• Air conditioning, headlights, memory systems
• Alt fuse 120a
• Alt-s fuse 5a
• Am2 fuse 15a
• Anti-lock brakes system
• Battery
• Body ecu no. 1
• Cds fan fuse 30a
• Cooling fans system
• D fr fuse 20a
• Defog fuse 30a
• Defogger system
• Dimmer drl 2 relay
• Dome fuse 10a
• Drl 1 fuse 30a
• Drl 2 fuse 30a
• Ecu- b3 fuse 20a
• Ecu-b1 fuse 20a
• Ecu-b2 fuse 10a
• Efi fuse 25a
• Eng main relay
• Engine controls, cruise control system
• Engine controls, transmission, cruise control systems
• Etcs fuse 15a
• Exterior lights system
• Fan main fuse 50a
• From engine a
• H-lp cln fuse 30a
• H10
• H12
• Head lp relay
• Headlights system
• Heater fuse 50a
• Horn fuse 10a
• Horns, body computer, anti-theft systems
• Ig relay
• Interior lights warning, seats power windows, power mirror, door locks anti-theft systems
• Interior lights, door locks, power antenna, clock, garage door opener, power windows, sound systems
• Left lower head fuse 15a
• Left upper head fuse 15a
• Main fuse 40a
• Mir htr fuse 10a
• Mir relay
• Navigation system
• Noise filter
• P fr fuse 20a
• P p/ seat fuse 30a
• P rr door fuse 20a
• Power tops system
• Radio 1 fuse 30a
• Rdi fan fuse 30a
• Red
• Right lower head fuse 15a
• Right rear door ecu
• Right upper head fuse 15a
• Room r/b 1 (diagram 1 of 2)
• S/roof fuse 25a
• Seat htr fuse 20a
• Seats system
• Seats, electronic power steering systems
• Sound systems
• Starter
• Starting/ charging system
• Tel fuse 15a
• Telephone transceiver & speaker relay
• To driver side j/b (diagram 2 of 2)
• To engine room r/b 1 (diagram 1 of 2)
• To ignition switch (diagram 2 of 2)
• Turn/ haz fuse 10a
• Tv fuse 15a
• Wiper/ washer system

Power Distribution Wiring Diagram (2 of 2) for Lexus GS 300 2003

List of elements for Power Distribution Wiring Diagram (2 of 2) for Lexus GS 300 2003:

• (behind left kick panel) driver side j/b
• Acc
• Am1 fuse 40a
• Anti-lock brakes, warning, telephone transceiver & speaker relay, door locks, power windows, headlights, power tops, mirrors, electronic power steering, seats, power antenna, passive restraints, interior lights, trunk, tailgate, fuel doors, mirrors systems
• Body ecu 2
• Cig fuse 15a
• Cigarette lighter
• Computer data lines system
• D fr door fuse 20a
• D p/seat fuse 30a
• D rr door fuse 20a
• Defoggers, air conditioning systems
• Driver door ecu
• E11
• Ecu-ig fuse 15a
• Exterior lights system
• F10
• Fog relay
• Fr fog fuse 15a
• From am2 fuse, engine room r/b 1 (diagram 1 of 2)
• From engine room r/b 1 c (diagram 1 of 2)
• Fuel opn fuse 10a
• Gauge fuse 10a
• H10
• H12
• Heater fuse 10a
• Ign fuse 5a
• Ignition switch
• Ii (upper right side of dash)
• Interior lights system
• J/c 12 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 17 (behind upper right side of dash)
• Left rear door ecu
• Lock
• Obd fuse 7.5a
• Panel fuse 7.5a
• Pnk
• Power outlet
• Radio 2 fuse 15a
• Seats, memory systems
• Sound, body computer, power antenna, air conditioning, shift interlock, navigation, anti-theft, interior lights, warning, memory, power windows, mirrors, telephone transceiver & speaker relay systems
• Srs-b fuse 5a
• Start
• Starter fuse 5a
• Starting/ charging, engine controls system
• Stop fuse 15a
• Tail fuse 10a
• Tail relay
• Transmission, cruise control, anti-lock brakes, engine controls, exterior lights systems
• Trunk, tailgate, fuel doors system
• Washer fuse 20a
• Wiper fuse 25a
• Wiper/ washer systems

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Lexus GS 300 2003

List of elements for Electrochromic Mirror Wiring Diagram for Lexus GS 300 2003:

• (at right side of dash) ii
• (behind left side of dash) j/c 15
• D10
• Driver side j/b (behind left kick panel)
• Ec+
• Ec-
• Ecu-ig fuse 15a
• F11
• Gnd
• Hot in on or start
• I6 (in dash harness, behind right side of glove box)
• Inner mirror & compass
• J/c 7 (behind left kick panel)
• Left remote control mirror
• Passenger side j/b (behind right kick panel)
• Right remote control mirror

Power Mirrors Wiring Diagram for Lexus GS 300 2003

List of elements for Power Mirrors Wiring Diagram for Lexus GS 300 2003:

• (behind left side of dash) j/c 13
• (in right front door) front passenger door ecu
• Acc
• Bdr
• Becu
• Body ecu 1
• Body ecu 2
• Bsub
• Computer data lines system
• Cpub
• D fr fuse 20a
• D22
• D23
• D24
• De2
• Defogger system
• Dm+r
• Dmhr
• Dmvr
• Down
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Dvc
• Ecu-b2 fuse 10a
• Ecu-b3 fuse 20a
• Ecu-ig fuse 15a
• Electrochromic mirrors circuit
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• F12
• F13
• Gnd
• H10
• H11
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Hssr
• I6 (in dash harness, behind right side of glove box)
• Ii (at right side of dash)
• Interior lights system
• J/c 10 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 17 (behind upper right side of dash)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Left
• Left remote control mirror
• Mirb
• Mire
• Mirs
• Mpx1
• Mpx2
• Operation switch
• P fr fuse 20a
• Passenger side j/b (behind right kick panel)
• Pe2
• Pm+r
• Pmhr
• Pmvr
• Pvc
• Radio 2 fuse 15a
• Red
• Remote control mirror switch
• Right
• Right remote control mirror
• Select switch
• Sig
• Vssr

POWER SEATS

Driver Seat Wiring Diagram for Lexus GS 300 2003

List of elements for Driver Seat Wiring Diagram for Lexus GS 300 2003:

• Bj (at left rear floor partition panel)
• D p/seat fuse 30a
• Down
• Driver side j/b (behind left kick panel)
• Driver's power seat control switch
• Front
• Hot at all times
• J/c 23 (under left front seat)
• Lumbar support control switch (driver's seat)
• Power seat motor (driver's seat front vertical control)
• Power seat motor (driver's seat lumbar support control)
• Power seat motor (driver's seat rear vertical control)
• Power seat motor (driver's seat reclining control)
• Power seat motor (driver's seat slide control)
• Rear
• Reclining
• Slide
• Support lumbar
• Vertical front
• Vertical rear

Heated Seats Wiring Diagram for Lexus GS 300 2003

List of elements for Heated Seats Wiring Diagram for Lexus GS 300 2003:

• Alt fuse 120a
• Bj (at left rear floor partition panel)
• Bl (at right rear floor partition panel)
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Hot at all times
• Hot in on or start
• Ignition relay
• Ii (at right side of dash)
• Interior lights system
• J/c 10 (behind left side of dash)
• J/c 11 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 23 (under left front seat)
• J/c 24 (under right front seat)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Left
• Passenger side j/b (behind right kick panel)
• Right
• Seat heater (driver's seat back)
• Seat heater (driver's seat cushion)
• Seat heater (front passenger's seat back)
• Seat heater (front passenger's seat cushion)
• Seat heater switch
• Seat htr fuse 20a

Passenger Seat Wiring Diagram for Lexus GS 300 2003

List of elements for Passenger Seat Wiring Diagram for Lexus GS 300 2003:

• Bl (at right rear floor partition panel)
• Down
• Front
• Hot at all times
• J/c 24 (under right front seat)
• Lumbar support control switch (front passenger's seat)
• P p/seat fuse 30a
• Passenger side j/b (behind right kick panel)
• Passenger's power seat control switch
• Power seat motor (front passenger's seat front vertical control)
• Power seat motor (front passenger's seat lumbar support control)
• Power seat motor (front passenger's seat rear vertical control)
• Power seat motor (front passenger's seat reclining control)
• Power seat motor (front passenger's seat slide control)
• Rear
• Reclining
• Slide
• Support lumbar
• Vertical front
• Vertical rear

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Lexus GS 300 2003

List of elements for Power Top/Sunroof Wiring Diagram for Lexus GS 300 2003:

• B2 (in body harness, at top of right ``a" pillar)
• Body ecu 1
• Close
• Down
• Driver side j/b (behind left kick panel)
• Ecu-ig fuse 15a
• F11
• F13
• Hot at all times
• Hot in on or start
• Ign
• J/c 10 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Moon roof control ecu (in front of moon roof opening)
• Moon roof control switch
• Mpx1
• Mpx2
• Open
• Passenger side j/b (behind right kick panel)
• Pnk
• S/roof fuse 25a

POWER WINDOWS

Power Windows Wiring Diagram (1 of 3) for Lexus GS 300 2003

List of elements for Power Windows Wiring Diagram (1 of 3) for Lexus GS 300 2003:

• (in dash harness, behind right side of glove box) i6
• Auto
• Bdr
• Becu
• Body ecu 2 (in driver side j/b)
• Computer data lines system
• Cpub
• Cty
• Ctye
• D fr fuse 20a
• D rr door fuse 20a
• D22
• D23
• D24
• Down
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Dt1
• Dt2
• Dt3
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Gnd
• H10
• H11
• Hot at all times
• Hot in on or acc
• Hot in on or start
• If (at left kick panel)
• Junction connector 10 (behind left side of dash)
• Junction connector 13 (behind left side of dash)
• Junction connector 6 (behind left kick panel)
• Junction connector 7 (behind left kick panel)
• Junction connector 8 (behind left kick panel)
• Kul
• Left front door key lock & unlock switch
• Lmt
• Lock
• Lswe
• Mdn
• Mpx1
• Mpx2
• Mup
• Pls
• Power window master switch
• Pwe
• Pws
• Radio 2 fuse 15a
• Red
• Sc1
• Sc2
• Sc3
• Sgnd
• Sig
• Unlk
• W/l
• W/l2
• Window lock switch
• Wlsw

Power Windows Wiring Diagram (2 of 3) for Lexus GS 300 2003

List of elements for Power Windows Wiring Diagram (2 of 3) for Lexus GS 300 2003:

• Auto
• Auto down
• Auto up
• Bdr
• Bj (at left rear floor partition panel)
• Bl (at right rear floor partition panel)
• Cpub
• E10
• Ecu-b2 fuse 10a
• Gnd
• Hot at all times
• Junction connector 13 (behind left side of dash)
• Left front door courtesy switch
• Left front power window motor
• Left rear door ecu (in left rear door)
• Left rear power window control switch
• Left rear power window motor
• Lmt
• Mdn
• Mpx1
• Mpx2
• Mup
• Passenger side j/b (behind right kick panel)
• Pct1
• Pcto
• Pls
• Power seat ecu (under driver's seat)
• Pwe
• Red
• Right rear door ecu (in right rear door)
• Right rear power window control switch
• Right rear power window motor
• Sgnd
• Sig
• W/ memory seats
• W/o memory seats

Power Windows Wiring Diagram (3 of 3) for Lexus GS 300 2003

List of elements for Power Windows Wiring Diagram (3 of 3) for Lexus GS 300 2003:

• (at right side of luggage compartment) wireless door lock control ecu
• Acc
• Auto
• Auto down
• Auto up
• Bdr
• Becu
• Bm (at right rear wheelwell)
• Body ecu 1 (in passenger side j/b)
• Bsub
• Computer data lines system
• Cpub
• Cty
• Ctye
• Dome fuse 10a
• Ecu-b3 fuse 20a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• F12
• F13
• Front passenger door ecu (in right front door)
• Gnd
• H11
• Hot at all times
• If (at left kick panel)
• Ii (at right side of firewall)
• Junction connector 10 (behind left side of dash)
• Junction connector 15 (behind left side of dash)
• Junction connector 22 (above right rear wheelwell)
• Junction connector 6 (behind left kick panel)
• Kul
• Lmt
• Lock
• Lswe
• Mdn
• Mpx1
• Mpx2
• Mup
• P fr fuse 20a
• P rr door fuse 20a
• Passenger side j/b (behind right kick panel)
• Pls
• Pnk
• Pwe
• Pws
• Rco
• Rda
• Red
• Right front door courtesy switch
• Right front door key lock & unlock switch
• Right front power window control switch
• Right front power window motor
• Rssi
• Sgnd
• Sig
• Unlk

RADIO

Radio Wiring Diagram, with Mark Levinson (1 of 2) for Lexus GS 300 2003

List of elements for Radio Wiring Diagram, with Mark Levinson (1 of 2) for Lexus GS 300 2003:

• (or pnk)
• Acc
• C13
• Combination meter
• Dome fuse 10a
• Driver side j/b (behind left kick panel)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• Gateway ecu (behind left side of dash)
• Gnd
• Gtx+
• Gtx-
• H12
• Hot at all times
• Hot in acc or on
• Ih (at right dash panel brace)
• Ill
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• J/c 13 (behind left side of dash)
• J/c 18 (behind right kick panel)
• J/c 28 (above right rear wheelwell)
• Multi-display
• Mute
• Navigation
• Nca
• Passenger side j/b (behind right kick panel)
• Pnk
• Radio & player
• Radio 1 fuse 30a
• Radio 2 fuse 15a
• Red
• Tx+
• Tx-
• Tx1+
• Tx1-
• Tx2+
• Tx2-
• W/o

Radio Wiring Diagram, with Mark Levinson (2 of 2) for Lexus GS 300 2003

List of elements for Radio Wiring Diagram, with Mark Levinson (2 of 2) for Lexus GS 300 2003:

• (or pnk)
• +b1
• +b2
• Acc
• Aui+
• Aui-
• Auo+
• Auo-
• Bus+
• Bus-
• Cd automatic changer
• Cdl+
• Cdl-
• Cdr+
• Cdr-
• Center speaker
• Csr+
• Csr-
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Gnd4
• Gnd5
• Ih (at right dash panel brace)
• J/c 21 (above right rear wheelwell)
• J/c 22 (above right rear wheelwell)
• Left front door speaker
• Left rear door speaker
• Mute
• N-mu
• Navigation ecu (at right rear corner of luggage compartment)
• Nca
• Pnk
• Red
• Right front door speaker
• Right rear door speaker
• Rl+
• Rl-
• Rr+
• Rr-
• S14
• S15
• S16
• Sgd4
• Sgnd
• Sp+
• Sp-
• Spd
• Speaker
• Spi+
• Spi-
• Stereo component amplifier (at right rear corner of luggage compt)
• T13
• Telephone transceiver & speaker relay (at right side of luggage compartment)
• Tmlt
• Tweeter
• Txm+
• Txm-
• W/ navigation
• W/o navigation
• Wf+
• Wf-
• Woofer speaker

Radio Wiring Diagram, without Mark Levinson for Lexus GS 300 2003

List of elements for Radio Wiring Diagram, without Mark Levinson for Lexus GS 300 2003:

• (or pnk)
• Acc
• Ant
• Anta
• Antb
• Aui+
• Aui-
• Auo+
• Auo-
• Bus+
• Bus-
• Cd automatic changer
• Cdl+
• Cdl-
• Cdr+
• Cdr-
• Dome fuse 10a
• Driver side j/b (behind left kick panel)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• Fl+
• Fl-
• Fr+
• Fr-
• Gateway ecu (behind left side of dash)
• Gnd
• Gtx+
• Gtx-
• H12
• Hot at all times
• Hot in acc or on
• Ih (at right dash panel brace)
• Ill
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• J/c 18 (behind right kick panel)
• Left front door speaker
• Left rear door speaker
• Multi-display
• Mute
• N-mu
• Navigation
• Navigation ecu (at right rear corner of luggage compartment)
• Nca
• Passenger side j/b (behind right kick panel)
• Pnk
• Power antenna system
• Radio & player
• Radio 1 fuse 30a
• Radio 2 fuse 15a
• Red
• Right front door speaker
• Right rear door speaker
• Rl+
• Rl-
• Rr+
• Rr-
• S10
• Sgd4
• Sgnd
• Sp+
• Sp-
• Speaker
• Spi+
• Spi-
• Stereo component amplifier (behind right side of dash)
• T13
• Telephone transceiver & speaker relay (at right side of luggage compt)
• Tlmt
• Tweeter
• Tx+
• Tx-
• Tx1+
• Tx1-
• Tx2+
• Tx2-
• Txm+
• Txm-
• W/ navigation
• W/o
• W/o navigation
• Wf+
• Wf-
• Woofer speaker

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Lexus GS 300 2003

List of elements for Shift Interlock Wiring Diagram for Lexus GS 300 2003:

• (at right side of dash)
• Acc
• At4
• Atl
• Driver side j/b (behind left kick panel)
• Engine control module (at left side of engine compt, in ecu box)
• Gauge fuse 10a
• H10
• Hot in acc or on
• Hot in on or start
• J/c 1 (in ecu box)
• J/c 13 (behind left side of dash)
• J/c 17 (behind upper right side of dash)
• J/c 3 & j/c 4 (in ecu box)
• J/c 6 behind left kick panel)
• Kls+
• Nssd
• Nssl
• Park/neutral position switch (a/t indictor light switch) (on transmission)
• Radio 2 fuse 15a
• Shift lock control ecu (under center console, near selector lever)
• Unlock warning switch & key interlock solenoid (behind left side of dash)

STARTING/CHARGING

Charging Wiring Diagram for Lexus GS 300 2003

List of elements for Charging Wiring Diagram for Lexus GS 300 2003:

• (behind center of dash, forward of center console) center air bag sensor assembly
• A/c control assembly (behind center of dash)
• A13
• Acc
• Alt fuse 120a
• Alt-s fuse 5a
• Am1 fuse 40a
• Battery
• Battery ground
• C12
• C13
• Charge warning light
• Combination meter
• Driver side j/b (behind left kick panel)
• Engine control module (at left side of engine compt, in ecu box)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F13
• Gauge fuse 10a
• Generator
• Gs 300
• Gs 430
• If (at left kick panel)
• Ignition switch
• Ii (at right side of firewall)
• Junction connector 1 (in ecu box)
• Junction connector 17 (behind upper right side of dash)
• Junction connector 6 (behind left kick panel)
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Nca
• Off
• Red
• Start
• Tilt & telescopic ecu (behind left side of dash)

Starting Wiring Diagram for Lexus GS 300 2003

List of elements for Starting Wiring Diagram for Lexus GS 300 2003:

• Acc
• Am2 fuse 15a
• Battery
• Battery ground
• Driver side j/b (behind left kick panel)
• Ee (under abs & trac & vsc actuator)
• Engine control module (at left side of engine compartment, in ecu box)
• Engine room r/b 1 (on right side of engine compartment, behind strut tower)
• F10
• Gs 300
• Gs 430
• Ignition switch
• J4 a
• Junction connector 3, junction connector 4 (in ecu box)
• Junction connector 5 (in engine room r/b 2)
• Main fuse 40a
• Nca
• Off
• Park/neutral position switch (on transmission)
• Sta
• Start
• Starter
• Starter fuse 5a
• Starter relay

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram for Lexus GS 300 2003

List of elements for Supplemental Restraints Wiring Diagram for Lexus GS 300 2003:

• j/c 17 (behind upper right side of dash)
• (at base of left "b" pillar) left pretensioner
• (at left front corner of engine compartment) left front air bag sensor
• (at left side of firewall) ig
• (at right front corner of engine compartment) right front air bag sensor
• (at right rear floor partition panel) bl
• (at right side of firewall) ii
• +sl
• +sr
• -sl
• -sr
• Air bag squib (front passenger air bag assembly)
• Air bag squib (steering wheel pad)
• C12
• C13
• Center air bag sensor assembly (behind center of dash, forward of center console)
• Combination meter
• Data link connector 3 (partial) (behind left side of dash)
• Driver side j/b (behind left kick panel)
• Esl
• Esr
• F13
• Fsl
• Fsl+
• Fsl-
• Fsr
• Gauge fuse 10a
• Hot at all times
• Hot in on or start
• Icl+
• Icl-
• Icr+
• Icr-
• Ig1
• Ig2
• Ign fuse 5a
• J/c 17 (behind upper right side of dash)
• J/c 24 (under right front seat)
• J/c 6 (behind left kick panel)
• J/c 9 (behind left side of dash)
• Left air bag curtain shield squib
• Left side air bag sensor (at base of left "b" pillar)
• Left side air bag squib
• Mpx1
• Mpx2
• Pl+
• Pl-
• Pnk
• Pr+
• Pr-
• Rbe+
• Right air bag curtain shield squib
• Right buckle switch
• Right pretensioner (at base of right "b" pillar)
• Right side air bag sensor (at base of right "b" pillar)
• Right side air bag squib
• Seat belt warning occupant detection sensor
• Seat belt warning occupant detection sensor (under front passenger's seat)
• Sfl+
• Sfl-
• Sfr+
• Sfr-
• Sil
• Solid state
• Spiral cable
• Srs warning light
• Srs-b fuse 5a
• Ssl
• Ssl+
• Ssl-
• Ssr
• Ssr+
• Ssr-
• Tilt & telescopic ecu (behind left side of dash)
• Vupl
• Vupr

TRANSMISSION

A/T Wiring Diagram for Lexus GS 300 2003

List of elements for A/T Wiring Diagram for Lexus GS 300 2003:

• (engine harn, left rear top of engine)
• (in ecu box) j/c 1
• (in ecu box) j/c 3, j/c 4
• (on transmission) (park/neutral position switch a/t indicator switch
• (right side of dash) j/c 17
• A/t shift main switch (part of combination switch)
• Accelerator position sensor (right rear side of engine)
• Batt
• Body ecu 1 (in passenger side j/b)
• Computer data lines system
• Data link connector 1 (left side of engine compt)
• Data link connector 3 (behind left side of dash)
• Driver side j/b (behind left kick panel)
• E01
• E02
• E03
• E2 (engine harn, left rear top of engine)
• Eb (middle of left inner fender panel)
• Ec (front of intake manifold)
• Ee (under abs/ trac/vsc actuator)
• Efi fuse 25a
• Efi relay
• Electronic controlled transmission solenoid (in transmission)
• Electronically controlled transmission pattern select switch
• Engine control module (left side of engine compt, in ecu box)
• Engine coolant temperature sensor (top left front of engine)
• Engine room r/b 1 (right side of engine compt)
• Eom
• Gauge fuse 10a
• Hot at all times
• Hot in on or start
• Ign fuse 5a
• Igsw
• Ii (right side of dash)
• J/c 1 (in ecu box)
• J/c 11 (left side of dash)
• J/c 14 (left side of dash)
• J/c 17 (right side of dash)
• J/c 3, j/c 4 (in ecu box) j3
• J/c 5 (in engine room r/b 2)
• J/c 7 (left kick panel)
• J/c 9 (left side of dash)
• Mpx-
• Mpx1
• Mpx2
• Mrel
• Nco+
• Nco-
• O/d direct clutch speed sensor (on trans- mission)
• Oil
• Pnk
• Pwr
• R n
• Red
• Sftd
• Sftu
• Shift lock control ecu (under center console, near selector lever)
• Sln+
• Sln- sln-
• Slt+
• Slt-
• Slu+
• Slu-
• Snow
• Sp2+
• Sp2-
• Starting/ charging system
• Stop fuse 15a
• Stoplight switch (on brake pedal bracket)
• Stp
• Throttle position sensor (on throttle body)
• Thw
• Vehicle speed sensor (on trans- mission)
• Vpa
• Vpa2
• Vta
• Vta2
• Wfse

TRUNK, TAILGATE, FUEL DOOR

Trunk, Tailgate, Fuel Door Wiring Diagram for Lexus GS 300 2003

List of elements for Trunk, Tailgate, Fuel Door Wiring Diagram for Lexus GS 300 2003:

• Acc
• Becu
• Bj (at left rear floor partition panel)
• Body ecu 1 (in passenger side j/b)
• Bsub
• Driver side j/b (behind left kick panel)
• Ecu-b2 fuse 10a
• Ecu-b3 fuse 20a
• Ecu-ig fuse 15a
• F11
• F13
• Fuel lid opener motor (at left side of luggage compt)
• Fuel lid opener switch
• Fuel opn fuse 10a
• Gnd
• H10
• Hot at all times
• Hot in acc or run
• Hot in on or start
• Ii (at right side of dash)
• J/c 10 (behind left side of dash)
• J/c 13 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 20 (above left rear wheelwell)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Luggage compartment door opener motor
• Luggage compartment door opener switch
• Passenger side j/b (behind right kick panel)
• Radio 2 fuse 15a
• Tr+
• Tsw

WARNING SYSTEMS

Warning Systems Wiring Diagram for Lexus GS 300 2003

List of elements for Warning Systems Wiring Diagram for Lexus GS 300 2003:

• (behind left side of dash) j/c 9
• (behind upper center of dash) instrument panel j/b
• Acc
• Bdr
• Becu
• Bj (at left rear floor partition panel)
• Bl (at right rear floor partition panel)
• Body ecu 1
• Body ecu 2
• Bsub
• Buzzer
• C12
• C13
• Center air bag sensor assembly (behind center of dash, forward of center console)
• Combination meter
• Computer data lines system
• Cpu
• Cpub
• Cty
• Ctye
• D fr fuse 20a
• D22
• D23
• D24
• Dbkl
• Door ind
• Driver door ecu (in driver's door)
• Driver side j/b (at left kick panel)
• Ecu-b2 fuse 10a
• Ecu-b3 fuse 20a
• Ecu-ig fuse 15a
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• F13
• Fsr+
• Fsr-
• Gauge fuse 10a
• Gnd
• H10
• H11
• Hot at all times
• Hot in acc or on
• Hot in on or start
• I6 (in dash harness, behind right side of glove box)
• Ii (at right side of dash)
• J/c 10 (behind left side of dash)
• J/c 13 (behind left side of dash)
• J/c 15 (behind left side of dash)
• J/c 17 (behind upper right side of dash)
• J/c 23 (under left front seat)
• J/c 24 (under right front seat)
• J/c 6 (behind left kick panel)
• J/c 7 (behind left kick panel)
• Ksw
• Left buckle switch (in left front seat belt buckle)
• Left front door courtesy switch
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Passenger side seat belt warning light (in clock)
• Radio fuse 15a
• Rbe+
• Right buckle switch
• Right buckle switch (in right front seat belt buckle)
• Seat belt ind
• Seat belt warning occupant detection sensor
• Seat belt warning occupant detection sensor (under front passenger's seat)
• Sig
• Srs-b fuse 5a
• Unlock warning switch

WIPER/WASHER

Headlamp Washer Wiring Diagram for Lexus GS 300 2003

List of elements for Headlamp Washer Wiring Diagram for Lexus GS 300 2003:

• (behind right end of dash)
• Auto
• Body ecu 2 (in driver side j/b)
• C14
• Combination switch
• Daytime running light relay (main)
• Diode (behind right side of dash)
• Driver side j/b (behind left kick panel)
• Drl
• Eb (at middle of left inner fender panel)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• H-lp cln fuse 30a
• Head
• Head lp relay
• Headlight cleaner control relay (at left front corner of engine compt, behind headlight)
• Headlight cleaner motor (at left front corner of engine compt, behind headlight)
• Headlight cleaner switch
• Headlights system
• Hot at all times
• Hot in on or start
• Hrly
• I6 (in dash harness, behind right side of glove box)
• Ii (at right side of firewall)
• Junction conn- ector 6
• Junction connector (behind left side of dash)
• Junction connector 10 (behind left side of dash)
• Light control switch
• Main fuse 40a
• Mtr
• Tail off
• Washer fuse 20a

Wiper/Washer Wiring Diagram for Lexus GS 300 2003

List of elements for Wiper/Washer Wiring Diagram for Lexus GS 300 2003:

• C12
• C13
• C17
• Combination meter
• Combination switch
• Driver side j/b (behind left kick panel)
• Eb (at middle of left inner fender panel)
• Front wiper motor (on left side of firewall)
• Gauge fuse 10a
• Hot in run or start
• If (at left kick panel)
• Ig (at left side of dash)
• Int
• Junction connector 10 (behind left side of dash)
• Junction connector 12 (behind left side of dash)
• Junction connector 6
• Off
• Solid state
• Washer fuse 20a
• Washer level warning light
• Washer level warning switch (at left front corner of engine compt)
• Washer motor (at left front corner of engine compt)
• Washer switch
• Wiper fuse 25a
• Wiper switch