All Wiring Diagrams for Lexus SC 430 2007 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (behind center of dash) air foot control servo motor
• (under steering column)
• A/c control assembly (behind center of dash)
• A/c room temperature sensor (behind center of dash)
• A/c thermistor (behind center of dash)
• A10
• Acc
• Aif
• Air
• Amcdr
• Amcpa
• Amhdr
• Amhpa
• Aod
• Aof
• Automatic light control sensor & a/c solar sensor (behind upper right side of dash)
• Blower motor (behind lower right side of dash)
• Blower motor controller (behind right side of dash)
• Blw
• C11
• Close
• Cls
• Computer data lines system
• Dgs
• Driver side j/b (behind left kick panel)
• Emop
• Emt1
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Exhaust gas sensor (at left front of engine compt)
• Exterior lights system
• F11
• Fan 2 fuse 40a
• Fan fuse 40a
• Ft2cl
• Ft2op
• Gas
• Gnd
• Hazd
• Heater fuse 10a
• Heater fuse 50a
• Hot at all times
• Hot in on or start
• Ill+
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• Junction connector 14 (behind right side of dash)
• Mpx+
• Mpx-
• Mpx-ig fuse 7.5a
• Multi- display
• Navigation door & tilt control switch
• Open
• Open open/
• Pnk
• Power tops system
• Red
• Reos
• S5-1
• S5-2
• Sg-1
• Sg-2
• Sg-3
• Sg-4
• Sw1
• Sw2
• Swe
• Tilt close
• Tp1
• Tpdr
• Tpo
• Tppa
• Tsdr
• Tsl
• Tspa
• Tsr

Automatic A/C Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (on left side of engine compt, forward of strut tower) engine room 2 r/b
• (right side kick panel) passenger side j/b ecu
• A/c ambient temperature sensor (at center of front bumper, behind grille)
• A/c comp relay
• A/c fuse 5a
• A/c magnetic clutch & lock sensor (on a/c compressor)
• Acmg
• Air bag
• Air inlet control servo motor (behind right side of dash)
• Air mix control servo motor (driver side) (behind left center side of dash)
• Air mix control servo motor (passenger side) (behind right center side of dash)
• Air vent mode servo motor (behind center of dash)
• C13
• Computer data lines system
• Cooling fan ecu (in front of engine compt, near cooling fan assembly)
• Driver side j/b (behind left kick panel)
• Dual
• E17
• Ec (left side of cylinder head)
• Ed (rear of left fender)
• Engine control module (at left side of engine compt, in ecu box)
• Engine coolant temperature sensor (on top right side of engine)
• F11
• Fan relay
• Gnd
• Gnd (vz)
• Gnd(m)
• Gnd(s)
• Hot at all times
• Hot in acc or on
• Htr relay
• Ii (on left side dash brace)
• Junction connector 1
• Junction connector 3 (in engine room 2 r/b)
• Junction connector 4 (in ecu box)
• Junction connector 8 (behind left end of dash)
• Lcki
• M+(m)
• M+(s)
• M-(m)
• M-(s)
• Mcool
• Mhot
• Mpos 1
• Mpos 2
• Mpos 6
• Passenger side j/b (behind right kick panel)
• Pr2
• Pressure switch (at upper left radiator support)
• Radio 2 fuse 10a
• Rfc
• Single
• Tam
• Thw
• Vz (gnd)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (at left front wheel assembly) left front abs speed sensor
• (at right front wheel assembly) right front abs speed sensor
• (on left side dash brace) ii
• (rear of left fender) ed
• Abs 1 fuse 60a
• Abs 2 fuse 40a
• Abs motor relay
• Abs sol relay
• Ast
• Brake actuator (left rear of engine compt)
• Brake fluid level warning switch (in brake fluid reservoir)
• Driver side j/b (behind left kick panel)
• Ee (rear of left fender)
• Eng+
• Eng-
• Engine room 1 j/b (on right side of engine compt, behind strut tower)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Fl+
• Fl-
• Fr+
• Fr-
• Fss
• Gnd1
• Gnd2
• Gnd3
• Gnd4
• Hot at all times
• Junction connector 8 (behind left end of dash)
• Lbl lbl
• Master cylinder pressure sensor (at left rear corner of engine compt)
• Mr1
• Mr2
• Mt+
• Mt-
• Mtt
• Nca
• Pmc
• Pnk
• Pps solenoid (at right front of engine)
• R1+
• R2+
• Red
• Sa1
• Sa2
• Sa3
• Sflh
• Sflr
• Sfrh
• Sfrr
• Short pin 3
• Skid control ecu (behind left end of dash)
• Sol+
• Sol-
• Srlh
• Srlr
• Srrh
• Srrr
• Str
• Trac motor relay
• Translate ecu (left side of dash)
• Trc+
• Trc-
• Vcm

Anti-lock Brakes Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (behind center of dash) ig
• (behind left side of dash) parking brake switch
• (behind right center of dash) center j/b
• +bi
• +bo
• A30
• A31
• Abs ind
• Abs-ig fuse 7.5a
• Afs ecu (left end of dash)
• Bat
• Brake ind
• Center j/b (behind right center of dash)
• Combination meter
• Computer data lines system
• Csw
• D-ig fuse 10a
• D/g
• D20
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• E10
• E14
• E16
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Ess
• Flo
• Ggnd
• Gl1
• Gl2
• Gyaw
• Hot at all times
• Hot in on or start
• Hot in run or start
• Ig+
• Ig1
• Ig2
• Ign fuse 5a
• Ih (under steering column)
• Junction connector 13 (behind right side of dash)
• Junction connector 2 (in engine room 2 r/b)
• Left rear abs speed sensor (at left rear wheel assembly)
• Mpx- b2 fuse 7.5a
• Mpx1
• Mpx2
• Nca
• Passenger side j/b (behind right kick panel)
• Pkb
• Pnk
• Red
• Right rear abs speed sensor (at right rear wheel assembly)
• Rl+
• Rl-
• Rr+
• Rr-
• Skid control ecu (behind left end of dash)
• Slip ind
• Sp1
• Spdl
• Ss+
• Ss-
• Ss1
• Ss1+
• Ss1-
• Ss2+
• Ss2-
• Steering sensor (on steering column)
• Stop fuse 5a
• Stop light switch (on top of brake pedal bracket)
• Stp
• Trig
• Vgs
• Vsc off ind
• Vsc off switch
• Vsc warning buzzer (behind left side of dash)
• Vys
• Yaw
• Yaw rate sensor (under rear of center console)
• Yaw2
• Yss

ANTI-THEFT

Anti-theft Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Anti-theft Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (behind right side of dash) junction connector 13
• (right rear of luggage compt) j/c 18
• Bdr
• Bl (under driver's seat)
• C16
• Computer data lines system
• Cpse
• Cpub
• Cty
• D-door fuse 25a
• D17
• D18
• D19
• Dle
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• E17
• E18
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• F11
• F17
• Gnd
• H1 h1
• Hot at all times
• Hot in on or acc
• Hot in on or start
• I15
• I21
• Ill
• Instrument panel j/b (behind upper center of dash)
• Kul
• L22
• L24
• Lcm+
• Lct
• Lcte
• Lcty
• Left door courtesy switch
• Left door lock control switch (power window master switch)
• Left door lock motor, door key lock & unlock switch, & door unlock detection switch (in left front door)
• Lsw
• Luggage compartment door lock motor & detection switch (in luggage compt, near lock assembly)
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu (at left rear corner of luggage compt)
• Mpx+
• Mpx-
• Mpx-b1 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Mul
• P-door fuse 25a
• P10
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pnk
• Pwe
• Pws
• Radio 2 fuse 10a
• Red
• Right door courtesy switch
• Right door lock control switch
• Right door lock motor & door unlock detection switch (in right front door)
• S17
• S18
• Security fuse 7.5a
• Sig
• Sliding roof control ecu (in left rear of luggage compt)
• Tail fuse 7.5a
• Wls1
• Wlsw

Anti-theft Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Anti-theft Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (16-19 not used)
• (25-28 not used)
• (34-40 not used)
• (6-12 not used)
• (at front center of engine compt) engine hood courtesy switch
• (behind left kick panel) driver side j/b
• (left side of dash, behind gauge assembly) transponder key computer
• (on left side dash brace) ii
• (under steering column) ih
• +b2
• Acc
• Agnd
• Air bag
• Ant1
• Ant2
• B11
• B20
• Bzr
• Bzr2
• Center j/b (behind right center of dash)
• Cncl
• Code
• Computer data lines system
• Cpub
• Cra relay
• D19
• Data
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• Ed (rear of left fender)
• Efii
• Efio
• Engine control module (at left side of engine compt, in ecu box)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Exterior lights system
• F17
• Front controller
• Gnd
• Haz
• Hdcy
• Head lp relay
• Headlights system
• Horn fuse 10a
• Horn relay
• Horn-rly
• Horns system
• Hot at all times
• Hot in on or start
• Hrly
• Ig2
• Ign fuse 5a
• Ih (under steering column)
• Ile
• Imi
• Imo
• Ind
• Interior lights system
• J10
• Junction connector 2 (in engine room 2 r/b)
• Junction connector 3 (in engine room 2 r/b)
• Junction connector 9 & 10 (behind top left end of dash)
• Ksw
• Main fuse 50a
• Main luggage compartment door opener switch
• Mpx
• Mpx-
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu (right side kick panel)
• Pnk
• Rco
• Rda
• Red
• Rssi
• Rxck
• Security indicator light
• Sh-
• Tail-rly
• Theft deterrent ecu (behind left end of dash)
• Theft deterrent horn (at right front of engine compt)
• Transponder key amplifier (behind dash, right of steering column)
• Transponder key coil
• Turn- haz fuse 15a
• Txct
• Unlock warning switch (behind left side of dash)
• Vc12
• Wireless door lock buzzer (left rear of engine compt)
• Wireless door lock control receiver

BODY CONTROL MODULES

Driver Side J/B ECU Wiring Diagram for Lexus SC 430 2007

List of elements for Driver Side J/B ECU Wiring Diagram for Lexus SC 430 2007:

• A31
• Acc
• Afs ecu (left end of dash)
• Am1 fuse 5a
• Anti-lock brakes system
• Anti-theft system
• Bklr
• Bu+
• Bu-
• Bubs
• C10
• C11
• Cltb
• Clte
• Clts
• Cncl
• Combination switch
• Dbil
• Dbkl
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E12
• E17
• E20
• Engine controls system
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Exterior lights system
• Fuel
• Gnd
• Gnd2
• Haz
• Hdcl
• Hdcy
• Hdlo
• Head
• Headlights system
• Hot at all times
• Hot in run or start
• Hrly
• Ig (left side of steering column)
• Ignition switch
• Ii (on left side dash brace)
• Interior lights system
• J/c 13 (behind right side of dash)
• L24
• Lock
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu
• Mirrors system
• Mpx
• Mpx-b
• Mpx-b3 fuse 7.5a
• Mpx-ig
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Mpx3
• Msw
• Panel fuse 5a
• Panel1
• Panel2
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu
• Passive restraint system
• Pnk
• R/e
• Red
• Ret
• Run off
• Shift interlock system
• Start
• Stp
• Stpa
• Stpi
• Stpo
• Sw1
• Sw2
• Sw3
• Tilt & telescopic ecu (behind left end of dash)
• Tr+
• Tr1
• Tr2
• Tr3
• Trunk, tailgate, fuel doors system
• Tsw
• Turn lh
• Turn rh
• Turn-haz fuse 15a
• Tx1
• Warning system
• Wiper/washer system

Front Controller Wiring Diagram for Lexus SC 430 2007

List of elements for Front Controller Wiring Diagram for Lexus SC 430 2007:

• (behind right kick panel) passenger side j/b
• Afs ecu (left end of dash)
• Driver side j/b (behind left kick panel)
• E10
• Ed (rear of left fender)
• 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, forward of strut tower)
• Exterior lights system
• Ffog-rly
• Fhhi(1)
• Fhhi(2)
• Fmb3
• Fmig
• Front controller
• Gateway ecu (behind right side of dash)
• Gnd
• H-lp upr fuse 20a
• Headlights system
• Hlhl
• Hlhr
• Horn-rly
• Horns system
• Hot at all times
• Hot in on or start
• Junction connector 3 (in engine room 2 r/b)
• Mpl2
• Mpx-b3 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Tail-rly
• Wiper/washer system
• Wsh-rly
• Wslv

Luggage Room J/B ECU Wiring Diagram for Lexus SC 430 2007

List of elements for Luggage Room J/B ECU Wiring Diagram for Lexus SC 430 2007:

• Bck1
• Bk/up
• Bu-
• Bubs
• C11
• Combination switch
• Def
• Defogger system
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Exterior lights system
• F12
• F13
• Fuel opn fuse 10a
• Fuel opn(o)
• Fuel opn(p)
• Gateway ecu (behind right side of dash)
• Hic
• Hot at all times
• Hot in on or start
• Interior lights system
• J/c 13 (behind right side of dash)
• J/c 17 (left rear of luggage compartment)
• L22
• L23
• L24
• Lce1
• Lcm+
• Lcty
• Lgcy
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu
• L_o/c(p)
• Mpl1
• Mpx+
• Mpx-
• Mpx-b
• Mpx-b3 fuse 7.5a
• Mpx-ig
• Mpx-ig fuse 7.5a
• Mpx2
• P-gnd
• Passenger side j/b (behind right kick panel)
• Pnk
• Red
• Rr j/b fuse 50a
• Stop1
• Stop2
• Stp1
• Stp3
• Tail 1
• Tail 2
• Til1
• Til2
• Trunk, tailgate, fuel doors system

Passenger Side J/B ECU Wiring Diagram for Lexus SC 430 2007

List of elements for Passenger Side J/B ECU Wiring Diagram for Lexus SC 430 2007:

• A/c control assembly (behind center of dash)
• A10
• Acc
• Air bag
• Air conditioning system
• Am1 fuse 5a
• Back
• Bkll
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu circuit
• E17
• F11
• Fspt
• Gnd
• Gnd1
• Hot at all times
• Hot in on or start
• Ig (left side of steering column)
• Ignition switch
• Ih (under steering column)
• Ile
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• Lock
• Mpx+
• Mpx-
• Mpx-b
• Mpx-b2 fuse 7.5a
• Mpx-ig
• Mpx-ig fuse 7.5a
• Navigation system
• Off
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu (right side kick panel)
• Passive restraint system
• Pbil
• Pwr
• Red
• Run
• S/m
• S/s
• Snow
• Start
• Transmissions system
• Warning system
• Wip
• Wiper fuse 30a
• Wiper/washer system

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Lexus SC 430 2007

List of elements for Data Link Connector Wiring Diagram for Lexus SC 430 2007:

• (behind center of dash) ig
• (under front of center console) air bag sensor assembly
• (under steering column) ih
• A21
• B16
• B18
• Bat
• Ca1h
• Ca1l
• Canh
• Canl
• Center j/b (behind right center of dash)
• Combination meter
• D/g
• D20
• Data link connector (dlc) 3 (behind left side of dash)
• Driver side j/b (behind left kick panel)
• Ec (left side of cylinder head)
• Engine control module (at left side of engine compt, in ecu box)
• F16
• Gateway ecu (behind right side of dash)
• Hot at all times
• J/c 25 (behind right side of dash)
• J/c 4 & 5 (in ecu box)
• J/c 9 & 10 (behind top left end of dash)
• J10
• Mpx1
• Multi- display
• Obd fuse 7.5a
• Pnk
• Red
• Sil
• Skid control ecu (behind left end of dash)
• Tac
• Tach
• Translate ecu (left side of dash)

High/Low Bus Wiring Diagram for Lexus SC 430 2007

List of elements for High/Low Bus Wiring Diagram for Lexus SC 430 2007:

• (behind left kick panel) driver side j/b
• (behind top left end of dash) j/c 9 & 10
• (behind upper center of dash) instrument panel j/b
• A/c control assembly (behind center of dash)
• A10
• A21
• A31
• Acc
• Afs ecu (left end of dash)
• Air
• Air bag sensor assembly (under front of center console)
• Atx+
• Atx-
• Bag
• Batt
• Bu+
• Bu-
• Bubs
• C10
• C11
• Ca1h
• Ca1l
• Canh
• Canl
• Center j/b (behind right center of dash)
• Combination meter
• Combination switch
• D17
• D20
• Data link connector (dlc) 3 (behind left side of dash)
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• Driver's power seat ecu (under driver's seat)
• E10
• E16
• E17
• Engine compt, in ecu box)
• Engine control module (at left side of
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• F11
• F13
• F18
• Front passenger's power seat ecu (under driver's seat)
• Gateway ecu (behind right side of dash)
• Gnd
• Gtx+
• Gtx-
• Hot at all times
• Hot in on or acc
• Hot in or or start
• Ig (behind center of dash)
• Ih (under steering column)
• J/c 13 (behind right side of dash)
• J10
• Junction connector 25
• L24
• Luggage room j/b ecu (at left rear corner of luggage compt)
• Mpd1
• Mpd2
• Mpi1
• Mpi2
• Mpl1
• Mpl2
• Mpx
• Mpx+
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx1 front controller
• Mpx2
• Mpx3
• Multi- display
• P21
• P23
• Passenger door ecu (in right door)
• Passenger mpx-
• Passenger side j/b (behind right kick panel)
• Pnk
• Radio & player
• Radio 2 fuse 10a
• Red
• S18
• Side j/b ecu
• Sil
• Skid control ecu (behind left end of dash)
• Sliding roof control ecu (in left rear of luggage compt)
• T13
• T28
• Theft deterrent ecu (behind left end of dash)
• Tilt & telescopic ecu (behind left end of dash)
• Tire pressure monitor receiver (behind center of dash, below radio)
• Translate ecu (left side of dash)
• Transponder key computer (left side of dash, behind gauge assembly)
• Tx1
• Tx1+
• Tx1-
• Txs+
• Txs-
• W/ navigation

COOLING FAN

Cooling Fan Wiring Diagram for Lexus SC 430 2007

List of elements for Cooling Fan Wiring Diagram for Lexus SC 430 2007:

• C11
• C13
• Cooling fan ecu (in front of engine compt, near cooling fan assembly)
• Driver side j/b (behind left kick panel)
• Dual
• Ed (rear of left fender)
• Engine control module (at left side of engine compt, in ecu box)
• Engine coolant temperature sensor (on top right side of engine)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Fan 2 fuse 40a
• Fan fuse 40a
• Fan relay
• Gnd(m)
• Gnd(s)
• Heater fuse 10a
• Hot at all times
• Hot in on or start
• If (at left kick panel)
• Ii (on left side dash brace)
• Junction connector 1 (in engine room 2 r/b)
• Junction connector 3 (in engine room 2 r/b)
• Junction connector 8 (behind left end of dash)
• M+(m)
• M+(s)
• M-(m)
• M-(s)
• Pr2
• Pressure switch (at upper left radiator support)
• Rfc
• Single
• Thw

CRUISE CONTROL

Cruise Control Wiring Diagram for Lexus SC 430 2007

List of elements for Cruise Control Wiring Diagram for Lexus SC 430 2007:

• (behind left side of dash) data link connector (dlc) 3
• (right side of cylinder head)
• +b1
• +bm
• Accel pedal position sensor (behind left center of dash)
• Batt
• C10
• Cancel
• Ccs
• Center j/b (behind right center of dash)
• Combination meter
• Combination switch
• Computer data lines system
• Controlled transmission) (on transmission)
• Cruise
• Cruise control switch
• Cruise ind
• D-ig fuse 10a
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• E01
• E02
• E03
• E19
• Eb (right side of cylinder head)
• Ec (left side of cylinder head)
• Ecc
• Ed (rear of left fender)
• Efi fuse 25a
• Efi relay
• Engine control module (at left side of engine compt, in ecu box)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Epa
• Epa2
• Etcs fuse 15a
• F15
• Ge01
• Hot at all times
• Hot in on or start
• Ign fuse 5a
• Igsw
• Ih (under steering column)
• Junction conn- ector 2 (in engine room 2 r/b)
• Junction connector (left side of engine compt)
• Junction connector 2 (in engine room 2 r/b)
• Junction connector 3 (in engine room 2 r/b)
• Junction connector 4 & 5 (in ecu box)
• Junction connectors (in ecu box)
• Me01
• Mpx1
• Mpx2
• Mrel
• Nca
• Park/ neutral position switch (on transmission)
• Passenger side j/b (behind right kick panel)
• Pnk
• Red
• Res/ acc
• Set/ coast
• Skid control ecu (behind left end of dash)
• Sp1
• Sp2+
• Sp2-
• Speedometer
• St1-
• Stop fuse 5a
• Stop light switch (on top of brake pedal bracket)
• Stp
• Stpi
• Stpo
• Throttle body assembly
• Vcp2
• Vcpa
• Vehicle speed sensor (electronically
• Vpa
• Vpa2
• Vta
• Vta1
• Vta2

DEFOGGERS

Heated Mirrors Wiring Diagram for Lexus SC 430 2007

List of elements for Heated Mirrors Wiring Diagram for Lexus SC 430 2007:

• (behind
• (under driver's seat) bl
• A/c control assembly (behind center of dash)
• A10
• Acc
• Bdr
• Bq (at right quarterpanel)
• Computer data lines system
• Cpub
• D-door fuse 25a
• D17
• D19
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• E17
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• F11
• Gnd
• Hot at all times
• Hot in on or start
• Htr+
• Htr-
• I15
• Ih (under steering column)
• Instrument panel j/b (behind upper center of dash)
• J/c 18 (right rear of luggage compt)
• Left remote control mirror
• Luggage room j/b (at left rear corner of luggage compt)
• Mirror
• Mirror heater
• Mpx+
• Mpx-
• Mpx- b1 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• P-door fuse 25a
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Radio 2 fuse 10a
• Right remote control mirror heater
• Right side of dash) j/c 13
• Sig

Rear Defogger Wiring Diagram for Lexus SC 430 2007

List of elements for Rear Defogger Wiring Diagram for Lexus SC 430 2007:

• A/c control assembly (behind center of dash)
• A10
• Acc
• Bn (at left quarterpanel)
• Computer data lines system
• Def
• Defog fuse 30a
• Defog relay
• Dome fuse 7.5a
• E13
• E17
• Gnd
• Hot at all times
• Hot in acc or on
• Ih (under steering column)
• Instrument panel j/b (behind upper center of dash)
• L24
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu (at left rear corner of luggage compt)
• Mpx+
• Mpx-
• Noise filter (rear window defogger) (at left front corner of luggage compt)
• Passenger side j/b (behind right kick panel)
• R12
• R13
• Radio 2 fuse 10a
• Rear window defogger (in rear window)
• Red

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Lexus SC 430 2007

List of elements for Electronic Power Steering Wiring Diagram for Lexus SC 430 2007:

• +bi
• +bo
• A30
• A31
• Abs-ig fuse 7.5a
• Afs ecu (left end of dash)
• Bat
• Center j/b (behind right center of dash)
• Combination meter
• D/g
• Data link connector (dlc) 3 (behind left side of dash)
• Driver side j/b (behind left kick panel)
• E10
• E14
• E16
• Ed (rear of left fender)
• Ee (rear of left fender)
• Ess
• Flo
• Gnd1
• Gnd2
• Gnd3
• Gnd4
• Hot at all times
• Hot in on or start
• Ig1
• Ih (under steering column)
• J10
• Junction connector 13 (behind right side of dash)
• Junction connector 9 & 10 (behind top left end of dash)
• Mpx-
• Mpx-b2 fuse 7.5a
• Mxp1
• Passenger side j/b (behind right kick panel)
• Pnk
• Pps solenoid (at right front of engine)
• Red
• Sil
• Skid control ecu (behind left end of dash)
• Sol+
• Sol-
• Sp1
• Spdl
• Ss+
• Ss-
• Ss1+
• Ss1-
• Ss2+
• Ss2-
• Steering sensor (on steering column)
• Trig

ENGINE PERFORMANCE

4.3L

4.3L, Engine Performance Wiring Diagram (1 of 6) for Lexus SC 430 2007

List of elements for 4.3L, Engine Performance Wiring Diagram (1 of 6) for Lexus SC 430 2007:

• (behind left kick panel) driver side j/b ecu
• (on top of brake pedal bracket) stop light switch
• +b1
• Accel position sensor (behind left center of dash)
• Acmg
• Air conditioning system
• B13
• B16
• Bat
• Batt
• Canh
• Canl
• Center j/b (behind right center of dash)
• Combination meter
• Computer data lines system
• Cooling fans system
• D12
• Data link connector 3 (behind left side of dash)
• Ect pwr ind
• Ect snow ind
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• Epa
• Epa2
• Fpr
• Ht1b
• Ht2b
• Ig+
• Igsw
• Ih (under steering column)
• Imi
• Imo
• Mil ind
• Mpmp
• Mpx+b
• Mrel
• O1b-
• O2b-
• Ox1b
• Ox2b
• Pnk
• Ppnp
• Pr2
• Red
• Rfc
• S6 mpx1
• Skid control ecu (behind left end of dash)
• Sp1
• Spd
• Speedometer
• Sta
• Stp
• Stpi
• Stpo
• Tac
• Tach
• Tachometer
• Tam
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vpmp

4.3L, Engine Performance Wiring Diagram (2 of 6) for Lexus SC 430 2007

List of elements for 4.3L, Engine Performance Wiring Diagram (2 of 6) for Lexus SC 430 2007:

• (left side of dash, behind gauge assembly) transponder key computer
• Cir opn relay
• D-ig fuse 10a
• Driver side j/b (behind left kick panel)
• Ed (rear of left fender)
• Efi fuse 25a
• Efi relay
• Efii
• Efio
• 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, forward of strut tower)
• Etcs fuse 15a
• F/ pmp relay
• F16
• Fuel pump & sender (in fuel tank)
• Fuel pump resistor (at left rear of engine compt)
• Hot at all times
• Hot in on or start
• Ign fuse 5a
• J/c 17 (left rear of luggage compt)
• J/c 2 (in engine room r/b 2)
• J/c 3 (in engine room r/b 2) a
• Obd fuse 7.5a
• Red
• Stop fuse 5a

4.3L, Engine Performance Wiring Diagram (3 of 6) for Lexus SC 430 2007

List of elements for 4.3L, Engine Performance Wiring Diagram (3 of 6) for Lexus SC 430 2007:

• (in engine room r/b 2) j/c 2
• (on left side of engine compt, forward of strut tower) engine room r/b 2
• Acc
• Efi 2 fuse 10a
• Ekn2
• Eknk
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• Hot at all times
• Ignition switch
• Knk1
• Knk2
• Knock sensor (bank 1) (on top center of engine)
• Knock sensor (bank 2) (on top center of engine)
• Lock
• Mol
• Mops
• Nca
• Nsw
• Oil pressure switch (on left front side of engine)
• Red
• Short pin 1
• Short pin 2
• Sp2+
• Sp2-
• Start
• Starter fuse 7.5a
• Starter relay
• Vehicle speed sensor (electronically controlled transmission) (on transmission)

4.3L, Engine Performance Wiring Diagram (4 of 6) for Lexus SC 430 2007

List of elements for 4.3L, Engine Performance Wiring Diagram (4 of 6) for Lexus SC 430 2007:

• (behind left kick panel) driver side j/b
• (behind right kick panel) passenger side j/b
• (left side of engine compt) j/c 23
• (on right front of engine) engine oil level sensor
• (on transmission) park/neutral position switch
• C14
• Canister pressure sensor
• Canister pump module (rear of vehicle chassis)
• Eb (right side of cylinder head)
• Ec (left side of cylinder head)
• F14
• F15
• Gnd
• Ih (under steering column)
• J/c 24 (left side of engine compt)
• J/c 4 & 5 (in ecu box)
• J/c 4 (in ecu box)
• Leak detection pump
• Level
• Nca
• P/n
• Sgnd
• Temp
• Vcc
• Vent valve
• Vout

4.3L, Engine Performance Wiring Diagram (5 of 6) for Lexus SC 430 2007

List of elements for 4.3L, Engine Performance Wiring Diagram (5 of 6) for Lexus SC 430 2007:

• (injector 1, 2, 4, 6 & 8: top right side of engine) (injector 3, 5 & 7: top left side of engine) fuel injectors
• (left side of engine compt) j/c 23
• (on top rear of engine)
• E2g
• Engine coolant temperature sensor (on top right side of engine)
• Engine room r/b 2 (on left side of engine compt, forward of strut tower)
• Heated oxygen sensor (bank 1 sensor 1) (on left side of engine, in exhaust manifold)
• Heated oxygen sensor (bank 1 sensor 2) (on exhaust system, near catalytic converter)
• Heated oxygen sensor (bank 2 sensor 1) (on right side of engine, in exhaust manifold)
• Heated oxygen sensor (bank 2 sensor 2) (on exhaust system, near catalytic converter)
• Hot in on or start
• Inj fuse 10a
• J/c 23 (left side of engine compt)
• Mass airflow (maf) meter (on right side of engine compt, in air intake duct)
• Nca
• Tha
• Vsv (acis) (on top right rear of engine)
• Vsv (purge)

4.3L, Engine Performance Wiring Diagram (6 of 6) for Lexus SC 430 2007

List of elements for 4.3L, Engine Performance Wiring Diagram (6 of 6) for Lexus SC 430 2007:

• (left side of engine compt) j/c 23 & 24
• (right side of cylinder head) eb
• (top left side of engine)
• (top right side of engine)
• +bm
• A a
• Acis
• Air conditioning system
• Camshaft position sensor (on left front of engine)
• Crankshaft position sensor (on left front of engine)
• E01
• E02
• E03
• E2g
• Eb (right side of cylinder head)
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• G2-
• Ge01
• Ht1a
• Ht2a
• Igf
• Igf1
• Igf2
• Ignition coil & igniter 1
• Ignition coil & igniter 2
• Ignition coil & igniter 3
• Ignition coil & igniter 4
• Ignition coil & igniter 5
• Ignition coil & igniter 6
• Ignition coil & igniter 7
• Ignition coil & igniter 8
• Igt
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Igt7
• Igt8
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Inj 7
• Inj 8
• J/c 23 (left side of engine compt)
• J23
• J24
• Lcki
• Left camshaft timing oil control valve (top left side of engine)
• Left vvt sensor (on top left side of engine)
• Me01
• Nca
• Ne+
• Ne-
• O1a-
• O2a-
• Oc1+
• Oc1-
• Ocr+
• Ocr-
• Ox1a
• Ox2a
• Prg
• Red
• Right camshaft timing oil control valve (on top right side of engine)
• Right vvt sensor (on top right side of engine)
• Starting/charging system
• Tha
• Throttle body assembly (top center of engine)
• Thw
• Vta
• Vta1
• Vta2
• Vv1+
• Vv1-
• Vv2+
• Vv2-

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Lexus SC 430 2007

List of elements for Back-up Lamps Wiring Diagram for Lexus SC 430 2007:

• (behind right side of dash)
• A31
• Afs ecu (left end of dash)
• Back-up light switch (on transmission)
• Bck1
• Bk/up
• Bl (under driver's seat)
• Bp (at left quarterpanel)
• C11
• Ca1h
• Ca1l
• Canh
• Canl
• Combination switch
• D-ig fuse 10a
• Drive side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• E10
• Engine control module (at left side of engine compt, in ecu box)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Front controller
• Gateway ecu (behind right side of dash)
• Hot at all times
• Hot in on or start
• J/c 17 (left rear of luggage compt)
• Junction connector 25
• Junction connector 5 (in ecu box)
• L22
• L24
• Left back- up light
• Luggage room j/b (at left rear corner of luggage compartment)
• Luggage room j/b ecu
• Mpl1
• Mpl2
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• P-gnd
• Passenger side j/b (behind right kick panel)
• Red
• Right back- up light
• Rr j/b fuse 50a
• Tilt & telescopic ecu (behind left end of dash)

Exterior Lamps Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (on left side of engine compt, forward of strut tower) engine room 2 r/b
• (rear of left fender) ed
• Bl (under driver's seat)
• Bp (at left quarterpanel)
• Bubs
• C11
• C16
• Center j/b (behind right center of dash)
• Combination switch
• Computer data lines system
• Cra relay
• D10
• D20
• Driver side j/b (behind left kick panel)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Fmb3
• Fmig
• Front controller
• Gnd
• High mounted stop light
• Hot at all times
• Hot in on or start
• If (at left kick panel)
• Ig (left side of steering column)
• Ik (at right kick panel)
• Instrument panel j/b (behind upper center of dash)
• Junction connector (behind right side of dash)
• Junction connector 1 (in engine room 2 r/b)
• Junction connector 14 (behind right side of dash)
• Junction connector 17 (left rear of luggage compt)
• Junction connector 3 (in engine room 2 r/b)
• Junction connector 8 (behind left end of dash)
• L22
• L23
• L24
• Lce lp fuse 7.5a
• Lce1
• Left front parking light
• Left rear combination light
• Left rear side marker light
• Left stop light
• License plate light
• Luggage room j/b ecu
• Luggage room j/b ecu (at left rear corner of luggage compt)
• Mpx+
• Mpx-
• Mpx-b3 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• P-gnd
• Passenger side j/b (behind right kick panel)
• Red
• Right front parking light
• Right rear combination light
• Right rear side marker light
• Right stop light
• Rr j/b fuse 50a
• Stop1
• Stop2
• Stp1
• Stp3
• Tail fuse 7.5a
• Tail light
• Tail-rly
• Tail1
• Tail2
• Til1
• Til2
• Turn signal light
• Tx1

Exterior Lamps Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (under steering column) ih
• +ig
• A/c control assembly (behind center of dash)
• Afs ecu (left end of dash)
• Bu+
• Bu-
• Center j/b (behind right center of dash)
• Combination meter
• Computer data lines system
• D-ig fuse 10a
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E13
• E18
• Ed (rear of left fender)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• F15
• Haz
• Hazard switch
• Hot at all times
• Hot in on or start
• Ig+
• Ih (under steering column)
• Ik (at right kick panel)
• Junction connector 12 (behind right side of dash)
• Junction connector 13 (behind right side of dash)
• Junction connector 14 (behind right side of dash)
• Junction connector 3 (in engine room 2 r/b)
• Left front turn signal light
• Left turn
• Left turn ind
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Rear lights ind
• Red
• Right front turn signal light
• Right turn
• Right turn ind
• Stop fuse 5a
• Stop light switch (on top of brake pedal bracket)
• Stpi
• Tail ind (canada)
• Turn signal flasher relay (behind left side of dash, above steering column)
• Turn- haz fuse 15a

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Lexus SC 430 2007

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Lexus SC 430 2007:

• (if equipped) multi- display
• (if equipped) seat heater switch
• A/c control assembly
• A10
• A21
• A31
• Acc relay
• Afs ecu
• Afs off switch
• Air bag sensor assembly
• Audio door control switch
• B10
• B11
• B20
• B21
• B22
• Brake actuator
• Brake fluid level warning switch
• C11
• C13
• Center j/b (behind right center of dash)
• Cigarette lighter
• Combi- nation switch
• Combination meter
• D10
• D16
• D17
• D18
• D19
• D20
• Data link connector
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E12
• E14
• E20
• Electronically controlled transmission pattern select switch
• F j9
• F14
• F15
• F16
• F17
• F18
• Fuel lid opener switch
• Gateway ecu
• Glove box light
• H j10
• Ig (left side of steering column)
• Ig 1 relay
• Ih (under steering column)
• Ii (on left side dash brace)
• Ij (on right side dash brace)
• Inner mirror
• J/c j11 (behind center of dash, below radio)
• J/c j9 & j10 (behind top left end of dash)
• Left vanity light
• Luggage compartment door opener main switch
• Luggage compartment door opener switch
• Mirror retractor switch, headlight cleaner switch & security indicator light
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu
• Personal light, garage door opener
• Power outlet
• Pressure switch
• Radio & player
• Right vanity light
• Shift lock control ecu
• Steering sensor
• Theft deterrent ecu
• Tilt & telescopic ecu
• Tire pressure warning ecu and receiver
• Tire pressure warning reset switch
• Tire pressure warning select switch
• Trans- ponder key computer
• Translate ecu
• Transmission control switch
• Turn signal flasher relay
• Unlock warning switch & key interlock solenoid
• Vsc off switch

Ground Distribution Wiring Diagram (2 of 3) for Lexus SC 430 2007

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Lexus SC 430 2007:

• (on left side of engine compt, forward of strut tower) engine room 2 r/b
• B j5
• B j9
• Blower motor
• Brake actuator
• C10
• Camshaft position sensor shield
• Canister pump module
• Combi- nation switch
• Controller
• Cooling fan ecu
• Crankshaft position sensor shield
• Data link connector
• Driver side j/b (behind left kick panel)
• E19
• Ea (rear of right fender)
• Eb (right side of cylinder head)
• Ec (left side of cylinder head)
• Ed (rear of left fender)
• Ee (rear of left fender)
• Efi relay
• Engine control module
• Engine hood courtesy switch
• Engine room 1 r/b (on right side of engine compartment, behind strut tower)
• Exhaust gas sensor
• Fan relay
• Front controller
• Front wiper motor
• Headlight cleaner control relay
• 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
• Ig2 relay
• Ignition coil & igniter 1
• Ignition coil & igniter 2
• Ignition coil & igniter 3
• Ignition coil & igniter 4
• Ignition coil & igniter 5
• Ignition coil & igniter 6
• Ignition coil & igniter 7
• Ignition coil & igniter 8
• J/c j14 (behind right side of dash)
• J/c j23
• J/c j24
• J/c j3 (in engine room 2 r/b)
• J/c j4 & j5 (in ecu box)
• J/c j8 (behind left end of dash)
• J/c j9 & j10 (behind top left end of dash)
• J10
• J4 b
• Knock sensor (bank 1) knock sensor (bank 2) shield
• Left front fog light
• Left front parking light
• Left front side marker light
• Left front turn signal light
• Left headlight (high)
• Left headlight assembly
• Left vvt sensor shield
• Multi- display
• Nca
• Park/neutral position switch, a/t indicator light switch & back-up light switch
• Pressure switch
• Right front fog light
• Right front parking light
• Right front side marker light
• Right front turn signal light
• Right headlight (high)
• Right headlight assembly
• Right vvt sensor shield
• Skid control ecu
• Washer level sensor
• Washer motor

Ground Distribution Wiring Diagram (3 of 3) for Lexus SC 430 2007

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Lexus SC 430 2007:

• (if equipped) navigation amplifier
• Auto antenna control relay
• Bl (under driver's seat)
• Bm (under passenger's seat)
• Bn (at left quarterpanel)
• Bo (near stereo component amplifier)
• D19
• Driver door ecu
• Fuel lid opener motor
• Fuel pump
• High mounted stop light
• J/c j17 (left rear of luggage compartment)
• J/c j18 (right rear of luggage compartment)
• J/c j19 (below left front seat)
• J/c j20 (below left front seat)
• J/c j21 (below right front seat)
• J/c j22 (below right front seat)
• L24
• Left back-up light
• Left buckle switch
• Left rear combi- nation light
• Left rear side marker light
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu
• Lumbar support control switch (driver's seat)
• Lumbar support control switch (front passenger's seat)
• Navigation ecu
• Occupant classification ecu
• P11
• P21
• P22
• P23
• P24
• Passenger door ecu
• Power seat control switch (driver's seat)
• Power seat control switch (front passenger's seat)
• Power seat ecu (driver's seat)
• Power seat ecu (front passenger's seat)
• Power seat position sensor (driver's seat front vertical control)
• Power seat position sensor (driver's seat lifter control)
• Power seat position sensor (driver's seat reclining control)
• Power seat position sensor (driver's seat slide control)
• Power seat position sensor (front passenger's seat front vertical control)
• Power seat position sensor (front passenger's seat lifter control)
• Power seat position sensor (front passenger's seat reclining control)
• Power seat position sensor (front passenger's seat slide control)
• R13
• Rear window defogger
• Right back-up light
• Right buckle switch & occupant detection sensor
• Right rear combi- nation light
• Right rear side marker light
• S18
• S19
• S22
• Seat heater controller (driver's seat)
• Seat heater controller (front passenger's seat)
• Sliding roof control ecu
• Stereo component amplifier

HEADLIGHTS

Adaptive Front Lighting Wiring Diagram for Lexus SC 430 2007

List of elements for Adaptive Front Lighting Wiring Diagram for Lexus SC 430 2007:

• (behind center of dash) ig
• (behind left headlamp assembly)
• (behind right headlamp assembly)
• (on steering column) steering sensor
• A30
• A31
• Abs-ig fuse 7.5a
• Afs ecu (left end of dash)
• Afs off indicator
• Afs off switch
• Bl1+
• Bl1-
• Bl2+
• Bl2-
• Br1+
• Br1-
• Br2+
• Br2-
• Center j/b (behind right center of dash)
• Combination meter
• Computer data lines system
• D-ig fuse 10a
• D19
• D20
• Driver side j/b (behind left kick panel)
• E10 red
• Ess
• Flo
• Front height control sensor (forward of left
• Front strut tower)
• H-lp lvl fuse 10a
• Hot at all times
• Hot in
• Hot in on or start
• Ig+
• Ig1
• Ih (under steering column)
• Interior lights system
• J/c 9 & 10 (behind top left end of dash)
• J10
• Junction connector 13 (behind right side of dash)
• Left headlight beam level control actuator (behind left headlight)
• Light headlight swivel motor
• Ll1+
• Ll1-
• Ll2+
• Ll2-
• Lr1+
• Lr1-
• Lr2+
• Lr2-
• Motor
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx1
• Mpx2
• Msw
• On or start
• Passenger side j/b (behind right kick panel)
• Pnk
• Rear height control sensor (under left rear of vehicle)
• Red
• Right headlight beam level control actuator (behind right headlight)
• Right headlight swivel motor
• Sbf
• Sbr
• Sensor
• Sgf
• Sgr
• Shfl
• Shrl
• Skid control ecu (behind left end of dash)
• Smbl
• Smbr
• Smgl
• Smgr
• Sml
• Smr
• Spdl
• Ss+
• Ss-
• Ss2+
• Ss2-

Headlamps Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (behind left kick panel) driver side j/b
• Automatic light control sensor (behind upper right side of dash)
• Bu+
• Bu-
• Bubs
• C12
• C16
• Center j/b (behind right center of dash)
• Cltb
• Clte
• Clts
• Combination meter
• Combination switch
• Computer data lines system
• D-ig fuse 10a
• D10
• D20
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E14
• E16
• F11
• F15
• Fr fog fuse 15a
• Front fog ind
• Gateway ecu (behind right side of dash)
• Gnd
• Gnd2
• Head
• Head indicator (usa)
• High beam indicator
• Hot at all times
• Hot in on or start
• Hrly
• Ig (behind center of dash)
• Ig+
• Ih (under steering column)
• Ii (on left side dash brace)
• Instrument panel j/b (behind upper center of dash)
• Junction connector 13 (behind right side of dash)
• L24
• Luggage room j/b ecu (at left rear corner of luggage compartment)
• Mpd1
• Mpd2
• Mpi1
• Mpi2
• Mpl1
• Mpl2
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b
• Mpx-b2 fuse 7.5a
• Mpx-b3 fuse 7.5a
• Mpx-ig
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Parking brake switch (behind left side of dash)
• Passenger side j/b (behind right kick panel)
• Pkb
• Red
• Skid control ecu (behind left end of dash)
• Tail fuse 7.5a
• Tilt & telescopic ecu (behind left end of dash)
• Tx1

Headlamps Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (left end of dash)
• (on left side of engine compartment, forward of strut tower) engine room 2 r/b
• (on right side of engine compartment, behind strut tower) engine room 1 r/b
• Afs ecu
• Cra relay
• E10
• Ed (rear of left fender)
• Exterior lights system
• Ffog-rly
• Fhhi(1)
• Fhhi(2)
• Fmb3
• Fmig
• Front controller
• Front fog relay
• Gnd
• H-lp l lwr fuse 15a
• H-lp r lwr fuse 15a
• H-lp upr fuse 20a
• Head lp relay
• Hlhl
• Hlhr
• Hot at all times
• If (at left kick panel)
• Junction connector 14 (behind right side of dash)
• Junction connector 3 (in engine room 2 r/b)
• Junction connector 8 (behind left end of dash)
• Left front fog light
• Left headlight (high)
• Left headlight assembly
• Main fuse 50a
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Red
• Right front fog light
• Right headlight (high)
• Right headlight assembly
• Tail-rly

HORN

Horn Wiring Diagram for Lexus SC 430 2007

List of elements for Horn Wiring Diagram for Lexus SC 430 2007:

• Combination switch
• Computer data lines system
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• Ed (rear of left fender)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Front controller
• Gnd
• Horn fuse 10a
• Horn relay
• Horn rly
• Horn switch
• Hot at all times
• Junction connector 3 (in engine room 2 r/b)
• Left horn (behind grille)
• Mpx
• Mpx1
• Mpx2
• Mpx3
• Pnk
• Right horn (behind grille)
• Security fuse 7.5a

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Lexus SC 430 2007

List of elements for Instrument Cluster Wiring Diagram for Lexus SC 430 2007:

• (behind left end of dash) skid control ecu
• (behind left side of dash) data link connector (dlc) 3
• (canada)
• (left side of cylinder head) ec
• (under
• (usa)
• A/c fuse 5a
• A10
• Abs ind
• Acc
• Afs off ind
• B13
• B16
• Brake fluid level warning switch (in brake fluid reservoir)
• Brake ind
• Buzzer
• Canh
• Canl
• Center j/b (behind right center of dash)
• Charge ind
• Clock (a/c control assembly)
• Combination meter
• Computer data lines system
• Cruise ind
• Cty
• D-ig fuse 10a
• D11
• D12
• D17
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• E10
• E11
• E14
• E16
• E17
• Ect pwr ind
• Engine control module (at left side of engine compt, in ecu box)
• Engine controls system
• Engine oil level sensor (on right front of engine)
• Etc snow ind
• Exterior lights system
• F11
• F15
• Front fog ind
• Fuel
• Fuel ind
• Fuel sender (main) (in fuel tank)
• Fuel sender (sub) (in fuel tank)
• Gnd
• Head ind
• High beam ind
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Ig+
• Ih (under steering column)
• Ii (on left side dash brace)
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• J/c 13 (behind right side of dash)
• J/c 4 (in ecu box)
• Lbl
• Lcd (odometer/ trip)
• Lcd (sequential)
• Left door courtesy switch
• Left turn ind
• Maint reqd ind
• Malfunction ind lamp
• Mol
• Mops
• Mpx+b
• Mpx-b2 fuse 7.5a
• Mpx1
• Mpx2
• Multi- display
• Multi-display
• Navigation ecu (at right rear corner of luggage compt)
• Oil level ind
• Oil pressure ind
• Oil pressure switch (on left front side of engine)
• Open door ind
• Parking brake switch (behind left side of dash)
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pkb
• Pnk
• Radio 2 fuse 10a
• Rear lights ind
• Red
• Right door courtesy switch
• Right turn ind
• S23
• Seat belt ind
• Skid control ecu (behind left end of dash)
• Slip ind
• Sp1
• Spd
• Speedometer
• Srs ind
• Steering column) ih
• Stereo component amplifier (at right rear corner of luggage compt)
• Tac
• Tach
• Tachometer
• Tail ind
• Tire pressure ind
• Trip switch
• Vsc off ind
• W/ navigation system
• Warning system
• Washer ind
• Water temperature

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• A/c control assembly (behind center of dash)
• A10
• Afs ecu (left end of dash)
• Air bag
• C10
• Center j/b (behind right center of dash)
• D19
• D20
• Data
• Dbil
• Dome fuse 7.5a
• Door
• Driver side j/b (behind left kick panel)
• Driver's side j/b ecu
• E10
• E13
• E16
• Engine room 2 r/b (on left side of engine compartment, forward of strut tower)
• Front mpx1 controller
• Fspt
• Gateway ecu (behind right side of dash)
• Gnd
• Gnd1
• H h
• Hot at all times
• Ig (behind center of dash)
• Ignition key cylinder light
• Ih (under steering column)
• Ile
• Instrument panel j/b (behind upper center of dash)
• J/c 13 (behind right side of dash)
• J/c 18 (right rear of luggage compt)
• J/c 9 & 10 (behind top left end of dash)
• J10
• Ksw
• Left foot light
• Left vanity light
• Map
• Mpd1
• Mpd2
• Mpi1
• Mpi2
• Mpl1
• Mpl2
• Mpx
• Mpx+
• Mpx-
• Mpx-b
• Mpx-b2 fuse 7.5a
• Mpx-b3 fuse 7.5a
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu
• Pbil
• Personal light
• Rco
• Rda
• Red
• Right buckle switch (in right front seat belt buckle)
• Right foot light
• Right scuff plate light
• Right vanity light
• Rssi
• Theft deterrent ecu (behind left end of dash)
• Tire pressure warning ecu & receiver (behind center of dash, below radio)
• Transponder key computer (left side of dash, behind gauge assembly)
• Unlock warning switch (behind left side of dash)
• Wireless door lock control receiver

Courtesy Lamps Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (in left front seat belt buckle) left buckle switch
• (under driver's seat)
• Air bag sensor assembly (under front of center console)
• Bdr
• Bl (under driver's seat)
• Combination meter
• Combination switch
• Cty
• Ctyb
• Cyl
• D-door fuse 25a
• D-ig fuse 10a
• Door ind
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Engine room 1 r/b (on right side of engine compartment, behind strut tower)
• F12
• F13
• F15
• F18
• Gnd
• Gnd d19
• Hot at all times
• Hot in on or start
• Ig+
• Ih (under steering column)
• J/c 13 (behind right side of dash)
• J/c 17 (left rear of luggage compt) a
• J/c 18 (right rear of luggage compt)
• L22
• L24
• Left door courtesy light
• Left door courtesy switch
• Left luggage compartment light
• Left scuff plate light
• Lgcy
• Luggage room j/b (at left rear corner of of luggage compartment)
• Luggage room j/b ecu
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b
• Mpx1
• Mpx2
• Mpx2 d17
• P-door fuse 25a
• P-gnd
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pnk
• Power seat ecu (driver's seat)
• Power seat ecu (front passenger's seat) (under front passenger's seat)
• Red
• Right door courtesy light
• Right door courtesy switch
• Right luggage compartment light
• Skid control ecu (behind left end of dash)
• Sliding roof control ecu (in left rear of luggage compt)
• Tilt & telescopic ecu (behind left end of dash)

Instrument Illumination Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• A/c control assembly (behind center of dash)
• A10
• Afs ecu (left end of dash)
• Afs off switch
• Audio door control switch
• B19
• Bu+
• Bu-
• C j10
• C j9
• Center j/b (behind right center of dash)
• Cigarette lighter
• Combination switch
• D10
• D18
• D20
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E10
• E15
• Electronically controlled transmission pattern select switch
• Engine room 2 r/b (on left side of engine compartment, forward of strut tower)
• F10
• F11
• Front controller
• Gateway ecu (behind right side of dash)
• Gnd
• Gnd2
• Hot at all times
• Hot in on or start
• Ig (behind center of dash)
• Ih (under steering column)
• Ii (on left side dash brace)
• Ill+
• Instrument panel j/b (behind upper center of dash)
• J/c 13 (behind right side of dash)
• J/c 9 & 10 (behind top left end of dash)
• Mpd1
• Mpd2
• Mpi1
• Mpi2
• Mpl1
• Mpl2
• Mpx+ a10
• Mpx- a9
• Mpx-b3 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Multi- display (w/ navi- gation)
• Panel fuse 5a
• Panel1
• Panel2
• Passenger side j/b (behind right kick panel)
• Pnk
• Radio & player
• Red
• Remote control mirror switch
• Reos
• Rheostat
• Seat heater switch (if equipped)
• Sw1
• Sw2
• Sw3
• Tilt & telescopic ecu (behind left end of dash)
• Tire pressure warning ecu & receiver (behind center of dash, below radio)
• Tr+
• Tr1
• Tr2
• Tr3
• Transmission control switch
• Transponder key computer (left side of dash, behind gauge assembly)
• Tx1
• Vsc off switch

Instrument Illumination Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• Air bag
• Air bag sensor assembly (under front of center console)
• Bdr
• Bl (under driver's seat)
• Bubs
• Center j/b (behind right center of dash)
• Combination meter
• D-door fuse 25a
• D-ig fuse 10a
• D19
• D20
• Data
• Dle
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• E14
• E16
• Engine room 1 r/b (on right side of engine compartment, behind strut tower)
• F13
• F15
• F18
• Glove box light
• Gnd
• Gnd d19
• Hot at all times
• Hot in on or start
• Ig (behind center of dash)
• Ig+
• Ih (under steering column)
• J/c 13 (behind right side of dash)
• J/c 17 (left rear of luggage compt)
• J/c 18 (right rear of luggage compt)
• J/c 9 & 10 (behind top left end of dash)
• J10
• L24
• Luggage room j/b (at left rear corner of luggage compartment)
• Luggage room j/b ecu
• Mpx
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx1
• Mpx1 d17
• Mpx2
• P-door fuse 25a
• P-gnd
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu
• Pnk
• Power seat ecu (driver's seat) (under driver's seat)
• Power seat ecu (front passenger's seat) (under front passenger's seat)
• Power window master switch
• Pwe
• Pws
• Rco
• Rda
• Red
• Right door lock control switch
• Right power window control switch
• Rss1
• Rssi
• Skid control ecu (behind left end of dash)
• Sliding roof control ecu (in left rear of luggage compt)
• Theft deterrent ecu (behind left end of dash)
• Wireless door lock control receiver
• Wls1

MEMORY SYSTEMS

Memory Systems Wiring Diagram (1 of 3) for Lexus SC 430 2007

List of elements for Memory Systems Wiring Diagram (1 of 3) for Lexus SC 430 2007:

• (if equipped) mirror retractor switch
• (under a2
• A/t indicator light switch (on transmission)
• Bdr
• Canh
• Canl
• Computer data lines system
• Cpub
• D-door fuse 25a
• D-ig fuse 10a
• D17
• D18
• D19
• De2
• Defogger system
• Dm+r
• Dmhr
• Dmvr
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• Driving position memory switch (driver's seat)
• Dvc
• Engine control module (at left side of engine compt, in ecu box)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• F11
• Gnd
• Hot at all times
• Hot in on or start
• Hssr
• I15
• I17
• I19
• I22
• Ii (on left side dash brace)
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• J/c 13 (behind right side of dash)
• J/c 18 (right rear of luggage compt)
• J/c 5 (in ecu box)
• Left remote control mirror
• Lt/rt
• Luggage room j/b (left rear corner of luggage compt)
• Mirrors system
• Mpx-b
• Mpx-b1 fuse 7.5a
• Mpx-b3 fuse 7.5a
• Mpx-ig
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Mr+
• Mr-
• Mry
• Msw
• Mswe
• P-door fuse 25a
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pe2
• Pm+r
• Pmhr
• Pmvr
• Pnk
• Pvc
• R/e
• Red
• Remote control mirror switch
• Ret
• Retrac
• Right remote control mirror
• Seat) bl
• Sensor
• Sig
• Up/dn m
• Vssr
• W/ mirror retractor

Memory Systems Wiring Diagram (2 of 3) for Lexus SC 430 2007

List of elements for Memory Systems Wiring Diagram (2 of 3) for Lexus SC 430 2007:

• (under driver's seat) driver's seat reclining motor
• (under driver's seat) driver's seat slide motor
• Bl (under driver's seat)
• Center j/b (behind right center of dash)
• Computer data lines system
• D p/seat fuse 30a
• Driver side j/b (behind left kick panel)
• Driver's power seat control switch
• Driver's power seat ecu (under driver's seat)
• Driver's seat front vertical control sensor (under driver's seat)
• Driver's seat front vertical motor (under driver's seat)
• Driver's seat lifter control sensor (under driver's seat)
• Driver's seat lifter motor (under driver's seat)
• Driver's seat lumbar support control motor (in driver's seat back)
• Driver's seat lumbar support control switch
• Driver's seat reclining control sensor (under driver's seat)
• Driver's seat slide control sensor (under driver's seat)
• Ecub
• Ecue
• Fdwn
• Frv+
• Frv-
• Fup
• G10
• Gnd
• Hot at all times
• Ih (under steering column)
• Ii (on left side dash brace)
• J/c 19 (below left front seat)
• J/c 20 (below left front seat)
• J10
• Ksw
• Ldwn
• Lft+
• Lft-
• Lup
• Mpx1
• Mpx2
• P21
• P22
• Pvcc
• Rcl+
• Rcl-
• Rclf
• Rclr
• Red
• Sgnd
• Sld+
• Sld-
• Sldf
• Sldr
• Ssfv
• Ssrr
• Ssrs
• Ssrv
• Sysb
• Tem+
• Tem-
• Ti & te fuse 15a
• Tilt & telescopic ecu (behind left end of dash)
• Tim+
• Tim-
• Transponder key computer (left side of dash, behind gauge assembly)
• Unlock warning switch (behind left side of dash)

Memory Systems Wiring Diagram (3 of 3) for Lexus SC 430 2007

List of elements for Memory Systems Wiring Diagram (3 of 3) for Lexus SC 430 2007:

• Bm (under passenger's seat)
• Computer data lines system
• Fdwn
• Front passenger's power seat control switch
• Front passenger's seat front vertical control sensor (under right front seat)
• Front passenger's seat front vertical motor (under right front seat)
• Front passenger's seat lifter control sensor (under right front seat)
• Front passenger's seat lifter motor (under right front seat)
• Front passenger's seat lumbar support control motor (in front passenger's seat back)
• Front passenger's seat lumbar support control switch
• Front passenger's seat reclining control sensor (under right front seat)
• Front passenger's seat reclining motor (under right front seat)
• Front passenger's seat slide control sensor (under right front seat)
• Front passenger's seat slide motor (under right front seat)
• Frv+
• Frv-
• Fup
• Gnd
• Hot at all times
• J/c 21 (below right front seat)
• J/c 22 (below right front seat)
• Ldwn
• Lft+
• Lft-
• Lup
• Mpx1
• Mpx2
• P p/seat fuse 30a
• P23
• P24
• Passenger side j/b (behind right kick panel)
• Passenger's power seat ecu (under front passenger's seat)
• Pvcc
• Rcl+
• Rcl-
• Rclf
• Rclr
• Red
• Sgnd
• Sld+
• Sld-
• Sldf
• Sldr
• Ssfv
• Ssrr
• Ssrs
• Ssrv
• Sysb

NAVIGATION

Navigation Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Navigation Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (under steering column) ih
• Acc
• Aui+
• Aui-
• Auo+
• Auo-
• B13
• B18
• Bo (near stereo component amplifier)
• Center j/b (behind right center of dash)
• Computer data lines system
• D11
• D18
• D20
• Data link connector (dlc) 3 (behind left side of dash)
• E10
• E11
• E17
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• G10
• Gnd
• Gnd1
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Ig (behind center of dash)
• Instrument cluster system
• Instrument panel j/b (behind upper center of dash)
• J/c 12 (behind right side of dash)
• J/c 15 (above right rear wheel)
• J/c 18 (right rear of luggage compt)
• J/c 9 & 10 (behind top left end of dash)
• J10
• Left door speaker (squawker & tweeter)
• Mic+
• Mic-
• Mtx+
• Mtx-
• Mut2
• N-mu
• Nav+
• Nav-
• Navi
• Navigation amplifier (at right rear corner of luggage compt)
• Navigation ecu (at right rear corner of luggage compt)
• Navo
• Nca
• P-ig fuse 10a
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu
• Pnk
• Radio 1 fuse 30a
• Radio 2 fuse 10a
• Red
• Rev
• S23
• Snse
• Sp+
• Sp-
• Spd
• Stereo component amplifier (at right rear corner of luggage compt)
• Sync
• Tdx+
• Tdx-
• Tfl+
• Tfl-
• Tv fuse 5a
• Tx+
• Tx-
• Voi+
• Voi-

Navigation Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Navigation Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• +b1
• Acc
• Air conditioning system
• Atx+
• Atx-
• B j9
• C10
• Center j/b (behind right center of dash)
• Close
• Combination switch
• Computer data lines system
• Driver side j/b (behind left kick panel)
• E16
• E19
• Ec (left side of cylinder head)
• Ecc
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Gnd1
• Hot in start
• Ih (under steering column)
• Interior lights system
• Ivo+
• Ivo-
• J/c 4 & 5 (in ecu box)
• J/c 9 & 10 (behind top left end of dash)
• J4 b
• J5 b
• Macc
• Maco
• Mco+
• Mco-
• Mic+
• Mic-
• Microphone (navigation)
• Microphone amplifier assembly (right kick panel)
• Min+
• Min-
• Multi-display
• Navigation door & tilt control
• Nca
• Open
• Open/ close
• Parking brake switch (behind left side of dash)
• Pkb
• Pnk
• Radio & player
• Red
• Sgnd
• Sld
• Spd
• St1
• Starter fuse 7.5a
• Sync
• Tail
• Tilt
• Tlsw
• Tsw-
• Tx+
• Tx-
• Tx1+
• Tx1-
• Txs+
• Txs-

PASSIVE RESTRAINTS

Passive Restraints Wiring Diagram for Lexus SC 430 2007

List of elements for Passive Restraints Wiring Diagram for Lexus SC 430 2007:

• A21
• A22
• Air bag
• Air bag sensor assembly (at center of dash, below radio)
• Bkll
• Bklr
• Bp (at left quarterpanel)
• Computer data lines system
• D-ig fuse 10a
• Dbkl
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• E11
• Hot in on or start
• J/c 17 (left rear of luggage compt)
• Left buckle switch (in left front seat belt buckle)
• Left tension reducer solenoid (at base of left "b" pillar)
• Mpx1
• Mpx2
• Passenger side j/b (right side kick panel)
• Passenger side j/b ecu
• Red
• 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 SC 430 2007

List of elements for Power Antenna Wiring Diagram for Lexus SC 430 2007:

• Anta
• Auto antenna control relay (at right side of luggage compt)
• Center j/b (behind right center of dash)
• E13
• E17
• Engine room r/b 1 (on right side of engine compt, behind strut tower)
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Instrument panel j/b (behind upper center of dash)
• J/c 12 (behind right side of dash)
• J/c 15 (above right rear wheel)
• J/c 18 (right rear of luggage compt)
• J/c 9 (behind top left end of dash)
• P-ig fuse 10a
• Passenger side j/b (behind right kick panel)
• R1 antb
• R3 ant
• Radio & player
• Radio 1 fuse 30a
• Radio 2 fuse 10a

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Lexus SC 430 2007

List of elements for Power Distribution Wiring Diagram (1 of 3) for Lexus SC 430 2007:

• (rear of right fender) ea
• Abs 1 fuse 60a
• Abs 2 fuse 40a
• Acc
• Air conditioning system
• Alt fuse 140a
• Alt-s fuse 5a
• Am1
• Am1 fuse 5a
• Am2
• Am2 fuse 30a
• Anti-lock brakes system
• Battery
• C13
• Cooling fans system
• Cruise control, engine controls & transmissions systems
• Cruise control, transmissions, engine controls, anti-theft & anti-lock brakes systems
• D-door fuse 25a
• D/c cut fuse 15a
• Driver side j/b (behind left kick panel)
• E17
• Efi fuse 25a
• Efi relay
• Engine controls system
• Engine room 1 r/b (on right side of engine compartment, behind strut tower)
• Engine room 2 r/b (on left side of engine compartment, forward of strut tower)
• Etcs fuse 15a
• Exterior lights, door locks, anti-theft & body computer systems
• F17
• Fan 2 fuse 40a
• Fan fuse 40a
• From ignition switch (diagram 1 of 3)
• H-lp upr fuse 20a
• Headlamp relay
• Headlights & body computer systems
• Heater fuse 50a
• Horn fuse 10a
• Horns, door locks, anti-theft & body computer systems
• Ig1
• Ig2
• Ig2 fuse 7.5a
• Ig2 main fuse 20a
• Ig2 relay
• Ign fuse 5a
• Ignition switch
• Inj fuse 10a
• Interior lights, defogger, power windows, mirrors, power tops, door locks & anti-theft systems
• Lock
• Main fuse 50a
• Navigation, sound & power antenna systems
• Off
• P-door fuse 25a
• Passenger side j/b (behind right kick panel)
• Pnk
• Radio 1 fuse 30a
• Short pin 1
• Short pin 2
• St2
• Start
• Starter fuse 7.5a
• Starter relay
• Starting/ charging system
• Starting/charging & engine controls systems
• To driver side j/b (diagram 3 of 3)
• To engine room 2 r/b (diagram 1 of 3)
• To passenger side j/b (diagram 2 of 3)
• To rr j/b fuse (diagram 2 of 3)
• To tail fuse (diagram 3 of 3)
• Transmissions, engine controls, starting/charging & navigation systems
• Turn-haz fuse 15a

Power Distribution Wiring Diagram (2 of 3) for Lexus SC 430 2007

List of elements for Power Distribution Wiring Diagram (2 of 3) for Lexus SC 430 2007:

• (not used)
• A/c fuse 5a
• Acc relay
• Accy
• Air conditioning navigation & instrument cluster systems
• Bk/up
• Body computer & exterior lights systems
• C10
• C12
• C17
• Cig fuse 15a
• Cigarette lighter
• Def
• Defog fuse 30a
• Defog relay
• Defogger system
• Dome fuse 7.5a
• E13
• E16
• E17
• Engine controls, mirrors, seats, power windows, power tops, door locks, anti-theft, body computer & defogger systems
• Engine room 1 r/b (on right side of engine compartment, behind strut tower)
• F11
• From driver side j/b h (diagram 3 of 3)
• From engine f room 1 r/b (diagram 1 of 3)
• From engine room 1 r/b (diagram 1 of 3)
• From ignition switch (diagram 1 of 3)
• Fuel
• Fuel opn fuse 10a
• G10
• G9 (not used)
• Garage door opener, body computer, sound, defogger, anti-theft, door locks & interior lights systems
• Gnd
• H-lp cln fuse 30a
• H-lp lvl fuse 10a
• Headlights system
• Headlights, exterior lights, wiper/washer & body computer systems
• Headlights, interior lights, body computer, mirrors, exterior lights, wiper/washer, memory & trunk, tailgate, fuel doors systems
• Hic
• I10
• I19
• I21
• Ig (behind center of dash)
• Ig1 relay
• Ii (on left side dash brace)
• J/c j11 (behind center of dash, below radio)
• L o/c (p)
• Lce-lp fuse 7.5a
• Lgg left fuse 20a
• Lgg right fuse 20a
• Luggage room j/b (at left rear corner of luggage compartment)
• Luggage room j/b ecu
• Mpx-b1 fuse 7.5a
• Mpx-b2 fuse 7.5a
• Mpx-b3 fuse 7.5a
• Navigation system
• Opn(p)
• P p/seat fuse 30a
• P-ig fuse 10a
• P-tray fuse 20a
• Passenger mpx-b side j/b ecu
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu
• Pnk
• Power tops system
• Radio 2 fuse 10a
• Red
• Roof left fuse 20a
• Roof right fuse 20a
• Rr j/b fuse 50a
• Seat htr fuse 20a
• Seats system
• Stop 1
• Stop 2
• Tail 1
• Tail 2
• To driver side j/b (diagram 3 of 3)
• Tv fuse 5a
• Warning, navigation, seats, shift interlock, mirrors & power antenna systems
• Washer fuse 20a
• Wiper/ washer system
• Wiper/washer system

Power Distribution Wiring Diagram (3 of 3) for Lexus SC 430 2007

List of elements for Power Distribution Wiring Diagram (3 of 3) for Lexus SC 430 2007:

• (not used)
• Abs-ig fuse 7.5a
• Acc relay
• Accy
• Air conditioning system
• Air conditioning, headlights, navigation, interior lights, mirrors, defogger, body computer, memory, power tops, exterior lights, anti-theft, door locks, wiper/washer & power windows systems
• Anti-lock brakes & headlights systems
• Anti-lock brakes system
• Body computer & wiper/washer systems
• Body computer system
• Body computer, door locks, power windows & anti-theft systems
• C11
• C16
• Computer data lines, air conditioning & cooling fans systems
• Cruise control & transmissions systems
• Cruise control, engine controls, transmissions, body computer, shift interlock, exterior lights & anti-lock brakes systems
• D p/seat fuse 30a
• D-ig fuse 10a
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E10
• E11
• Exterior lights, starting/charging, cruise control, mirrors, wiper/washer, power tops & transmissions systems
• F11
• F12
• F15
• F16
• F17
• Fr fog fuse 15a
• From fuse am1 (diagram 1 of 3)
• From ignition switch (diagram 1 of 3)
• From passenger side j/b (diagram 2 of 3)
• G10
• Gnd
• Headlights & body computer systems
• Headlights, exterior lights, door locks, anti-theft & body computer systems
• Heater fuse 10a
• Horns & body computer systems
• I15
• I16
• I17
• Ig1 relay
• Ii (on left side dash brace)
• J10
• Memory systems
• Mpx-ig
• Mpx-ig fuse 7.5a
• Obd fuse 7.5a
• Panel fuse 5a
• Panel1
• Passive restraints & body computer systems
• Pnk
• Power outlet
• Power windows, power tops, mirrors, defogger, body computer, anti-theft & door locks systems
• Pwr outlet fuse 15a
• Red
• Seats & memory systems
• Seats system
• Security fuse 7.5a
• Stop fuse 5a
• Tail fuse 7.5a
• Ti & te fuse 15a
• To passenger side j/b (diagram 2 of 3)
• Wiper fuse 30a
• Wiper/washer, exterior lights, body computer & headlights systems

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Power Door Locks Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (behind right side of dash) junction connector 13
• (right rear of luggage compt) j/c 18
• Bdr
• Bl (under driver's seat)
• C16
• Computer data lines system
• Cpse
• Cpub
• Cty
• D-door fuse 25a
• D17
• D18
• D19
• Dle
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• E17
• E18
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• F11
• F17
• Gnd
• H1 h1
• Hot at all times
• Hot in on or acc
• Hot in on or start
• I15
• I21
• Ill
• Instrument panel j/b (behind upper center of dash)
• Kul
• L22
• L24
• Lcm+
• Lct
• Lcte
• Lcty
• Left door courtesy switch
• Left door lock control switch (power window master switch)
• Left door lock motor, door key lock & unlock switch, & door unlock detection switch (in left front door)
• Lsw
• Luggage compartment door lock motor & detection switch (in luggage compt, near lock assembly)
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu (at left rear corner of luggage compt)
• Mpx+
• Mpx-
• Mpx-b1 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Mul
• P-door fuse 25a
• P10
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pnk
• Pwe
• Pws
• Radio 2 fuse 10a
• Red
• Right door courtesy switch
• Right door lock control switch
• Right door lock motor & door unlock detection switch (in right front door)
• S17
• S18
• Security fuse 7.5a
• Sig
• Sliding roof control ecu (in left rear of luggage compt)
• Tail fuse 7.5a
• Wls1
• Wlsw

Power Door Locks Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Power Door Locks Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (16-19 not used)
• (25-28 not used)
• (34-40 not used)
• (6-12 not used)
• (at front center of engine compt) engine hood courtesy switch
• (behind left kick panel) driver side j/b
• (left side of dash, behind gauge assembly) transponder key computer
• (on left side dash brace) ii
• (under steering column) ih
• +b2
• Acc
• Agnd
• Air bag
• Ant1
• Ant2
• B11
• B20
• Bzr
• Bzr2
• Center j/b (behind right center of dash)
• Cncl
• Code
• Computer data lines system
• Cpub
• Cra relay
• D19
• Data
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• Ed (rear of left fender)
• Efii
• Efio
• Engine control module (at left side of engine compt, in ecu box)
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• Exterior lights system
• F17
• Front controller
• Gnd
• Haz
• Hdcy
• Head lp relay
• Headlights system
• Horn fuse 10a
• Horn relay
• Horn-rly
• Horns system
• Hot at all times
• Hot in on or start
• Hrly
• Ig2
• Ign fuse 5a
• Ih (under steering column)
• Ile
• Imi
• Imo
• Ind
• Interior lights system
• J10
• Junction connector 2 (in engine room 2 r/b)
• Junction connector 3 (in engine room 2 r/b)
• Junction connector 9 & 10 (behind top left end of dash)
• Ksw
• Main fuse 50a
• Main luggage compartment door opener switch
• Mpx
• Mpx-
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu (right side kick panel)
• Pnk
• Rco
• Rda
• Red
• Rssi
• Rxck
• Security indicator light
• Sh-
• Tail-rly
• Theft deterrent ecu (behind left end of dash)
• Theft deterrent horn (at right front of engine compt)
• Transponder key amplifier (behind dash, right of steering column)
• Transponder key coil
• Turn- haz fuse 15a
• Txct
• Unlock warning switch (behind left side of dash)
• Vc12
• Wireless door lock buzzer (left rear of engine compt)
• Wireless door lock control receiver

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Lexus SC 430 2007

List of elements for Electrochromic Mirror Wiring Diagram for Lexus SC 430 2007:

• Center j/b (behind right center of dash)
• D19
• D20
• Data
• Door locks system
• Driver door ecu (in driver's door)
• Ec mirror
• Ec+
• Ec-
• Eci+
• Eci-
• F14
• F16
• Gnd
• Hot in on or start
• I12
• Ig (behind center of dash)
• Ih (under steering column)
• Inner mirror
• J10
• Junction connector 9 & 10 (behind top left end of dash)
• Left remote control mirror
• P-ig fuse 10a
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pnk
• Red
• Right remote control mirror
• Rssi

POWER SEATS

Heated Seats Wiring Diagram for Lexus SC 430 2007

List of elements for Heated Seats Wiring Diagram for Lexus SC 430 2007:

• B14
• Bl (under driver's seat)
• Bm (under passenger's seat)
• Center j/b (behind right center of dash)
• D20
• Driver's seat heater controller (under driver's seat)
• Front passenger's seat heater controller (under passenger's seat)
• Hot in on or start
• Ig (behind center of dash)
• Ih (under steering column)
• Ill
• Interior lights system
• J/c 20 (below left front seat)
• J/c 21 (below right front seat)
• P-ig fuse 10a
• Passenger side j/b (behind right kick panel)
• Red
• Rvl
• Rvr
• Seat heater switch
• Seat htr fuse 20a
• Swl
• Swr
• Thl
• Thr

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Power Top/Sunroof Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• Blgl
• Blgr
• Bpt
• Brfl
• Brfr
• C10 red
• Cls
• Computer data lines system
• Cpub
• Hot at all times
• J/c 17 (left rear of luggage compartment)
• L22
• L24
• Lct
• Lcte
• Lcty
• Left quarter power window motor (front of left quarter panel)
• Lfl+
• Lfl-
• Lfr+
• Lfr-
• Lgg lh fuse 20a
• Lgg rh fuse 20a
• Limit switch (left luggage front lock) (at left rear side of luggage compt)
• Limit switch (package tray 1) (near left side of package tray)
• Limit switch (roof close, left) (at left side of roof)
• Limit switch (roof close, right) (at right side of roof)
• Limit switch (roof lock) (at left side of roof)
• Limit switch (roof position 1 & 2) (in front of left rear wheel)
• Limit switch (tonneau cover) (front of luggage compartment)
• Lll
• Llle
• Lml+
• Lml-
• Lpl
• Lplb
• Lple
• Luggage compartment door closer motor (left) (at left side of luggage compt)
• Luggage compartment door closer motor (right) (at right side of luggage compt)
• Luggage compartment door detection switch (in luggage compt, near lock assembly)
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu (at left rear corner of luggage compt)
• Mpx+
• Mpx-
• Open
• P-tray fuse 20a
• Package tray motor (below center of package tray)
• Pnk
• Ptm+
• Ptm-
• Ptp1
• Ptp2
• Ptpe
• Qwl+
• Qwl-
• Rcl
• Rcle
• Rcr
• Rcre
• Red
• Rhl
• Rhle
• Rll
• Rlle
• Rlm+
• Rlm-
• Rml+
• Rml-
• Roof lh fuse 20a
• Roof lock motor (at front of roof)
• Roof rh fuse 20a
• Rpl
• Rplb
• Rple
• S17
• S19
• S21
• Sliding roof control ecu (in left rear of luggage compt)
• Swe
• Tcs
• Tcse

Power Top/Sunroof Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Power Top/Sunroof Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (above right rear wheel) (package tray 2) limit switch
• (above right rear wheel) (roof position 3) limit switch
• (at right rear side of luggage compt) (right luggage front lock) limit switch
• (luggage compartment door open & close) limit switch
• (rear center of vehicle) (roof open) limit switch
• A/c control assembly (behind center of dash)
• A10
• Bm (under passenger's seat)
• Cls
• Computer data lines system
• Driver side j/b (behind left kick panel)
• Gnd
• Hot at all times
• Hot in on or start
• I20
• Ign
• Ih (under steering column)
• Instrument panel j/b (behind upper center of dash)
• J/c 13 (behind right side of dash)
• J/c 18 (right rear of luggage compartment)
• Lcr
• Lcre
• Left luggage compartment door drive motor (at left side of luggage compt)
• Left roof drive motor (below left "c" pillar)
• Llr
• Llre
• Lmr+
• Lmr-
• Lor
• Lpr
• Lprb
• Lpre
• Mpx+
• Mpx-
• Mpx-b1 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Open
• Passenger side j/b (behind right kick panel)
• Pnk
• Qwr+
• Qwr-
• Red
• Rhr1
• Rhr2
• Rhre
• Right luggage compartment door drive motor (at right side of luggage compt)
• Right quarter power window motor (front of right quarter panel)
• Right roof drive motor (below right "c" pillar)
• Rmr+
• Rmr-
• Ror
• Rore
• Rpr
• Rprb
• Rpre
• S18
• S20
• Sgnd
• Sig
• Sliding roof control ecu (in left rear of luggage compt)
• Swe

POWER WINDOWS

Power Windows Wiring Diagram for Lexus SC 430 2007

List of elements for Power Windows Wiring Diagram for Lexus SC 430 2007:

• (behind left kick panel) driver side j/b
• (behind upper center of dash) instrument panel j/b
• (under steering column)
• +b1
• +b2
• Acc
• Auto
• Bdr
• Bl (under driver's seat)
• Bzr
• Bzr2
• Center j/b (behind right center of dash)
• Computer data lines system
• Cpse
• Cpub
• Cty
• D-door fuse 25a
• D17
• D18
• D19
• Data
• Ddn
• Dn auto
• Dn man
• Driver door ecu (in driver's door)
• Dt1
• Dup
• E17
• E18
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• F11
• F17
• Gnd
• Hot at all times
• Hot in on or acc
• Hot in on or start
• I15
• I21
• J10
• J9 f
• Junction connector 13 (behind right side of dash)
• Junction connector 18 (right rear of luggage compartment)
• Junction connector 9 & 10 (behind top left end of dash)
• Kul
• Left door courtesy switch
• Left door lock motor, door key lock & unlock switch & door lock detection switch (in left front door)
• Left power window motor (in left door)
• Lmt
• Luggage room j/b (at left rear corner of luggage compt)
• Mdn
• Mpx
• Mpx-b1 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Mul
• Mup
• P-door fuse 25a
• P11
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pct
• Pls
• Power window master switch
• Pwe
• Pws
• Radio 2 fuse 10a
• Rco
• Rda
• Red
• Right door courtesy switch
• Right power window control switch
• Right power window motor (in right door)
• Rssi
• Sc1
• Sc2
• Sc3
• Security fuse 7.5a
• Sgnd
• Sig
• Theft deterrent ecu (behind left end of dash)
• Up auto
• Up man
• W/l
• Wireless door lock buzzer (left rear of engine compt)
• Wireless door lock control receiver
• Wls1
• Wlsw

RADIO

Radio Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for Radio Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• (behind top left end of dash) j/c 9 & 10
• (under steering column) ih
• Acc
• Ant
• Anta
• Antb
• Atx+
• Atx-
• Audio door control switch
• Auo+
• Auo-
• B13
• Center j/b (behind right center of dash)
• Combination meter
• D-ig fuse 10a
• D20
• Dome fuse 7.5a
• Dos1
• Driver side j/b (behind left kick panel)
• E10
• E13
• E16
• E17
• Engine room 1 r/b (on right side of engine compt, behind strut tower)
• F14
• F15
• Gateway ecu (behind right side of dash)
• Gnd
• Gtx+
• Gtx-
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ig (behind center of dash)
• Ig+
• Ih (under steering column)
• Ij (on right side dash brace)
• Ill
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• J/c 12 (behind right side of dash)
• J/c 13 (behind right side of dash)
• J10
• Mpx+b
• Mpx-b2 fuse 7.5a
• Multi- display
• Multi-display
• Mut2
• Mute
• Navigation ecu (if equipped) (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 10a
• Red
• Sgnd
• Tx+
• Tx-
• Tx1+
• Tx1-
• Txs+
• Txs-
• W/ navigation

Radio Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for Radio Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (above right rear wheel) j/c 15
• (at rear center of luggage compt) short connector (navigation amplifier)
• +b sp-
• Acc
• Aui+
• Aui-
• Bo (near stereo component amplifier)
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Left door speaker (squawker & tweeter)
• Left front woofer
• Left rear speaker
• Mtx+
• Mtx-
• Mute
• N-mu
• Nav+
• Nav-
• Navi
• Navigation amplifier (if equipped) (at right rear corner of luggage compt)
• Navo
• Pnk
• Rear woofer
• Red
• Right door speaker (squawker & tweeter)
• Right front woofer
• Right rear speaker
• Rl+
• Rl-
• Rr+
• Rr-
• S22
• S23
• S28
• Sp+
• Spd
• Stereo component amplifier (at right rear corner of luggage compt)
• Tdx+
• Tdx-
• Tfl+
• Tfl-
• Tfr+
• Tfr-
• W/ navigation
• W/o navigation
• Wf+
• Wf-

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Lexus SC 430 2007

List of elements for Shift Interlock Wiring Diagram for Lexus SC 430 2007:

• Acc
• B10
• Center j/b (behind right center of dash)
• D16
• D20
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• E17
• F10
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ig (behind center of dash)
• Ih (under steering column)
• Instrument panel j/b (behind upper center of dash)
• Key interlock solenoid (behind left side of dash)
• Kls+
• P-ig fuse 10a
• Passenger side j/b (behind right kick panel)
• Radio 2 fuse 10a
• Shift lock control ecu (under center console, near selector lever)
• Stop fuse 5a
• Stop light switch (on top of brake pedal bracket)
• Stp
• Stpi

STARTING/CHARGING

Charging Wiring Diagram for Lexus SC 430 2007

List of elements for Charging Wiring Diagram for Lexus SC 430 2007:

• (on right side of engine compt, behind strut tower) engine room 1 j/b
• (on right side of engine compt, behind strut tower) engine room 1 r/b
• Alt fuse 140a
• Alt-s fuse 5a
• Battery
• Canh
• Canl
• Charge indicator
• Combination meter
• Computer data lines system
• D-ig fuse 10a
• Driver side j/b (behind left kick panel)
• Engine control module (at left side of engine compt, in ecu box)
• F15
• Generator
• Hot in on or start
• Ig+
• Ih (under steering column)
• Junction connector (in ecu box)
• Mpx+
• Passenger side j/b (behind right kick panel)
• Red

Starting Wiring Diagram for Lexus SC 430 2007

List of elements for Starting Wiring Diagram for Lexus SC 430 2007:

• Acc
• Am2
• Am2 fuse 30a
• Battery
• Ed (rear of left fender)
• Engine control module (at left side of engine compartment, in ecu box)
• Engine room 1 j/b (on right side of engine compartment, behind strut tower)
• Engine room 1 r/b (on right side of engine compartment, behind strut tower)
• Engine room 2 r/b (on left side of engine compartment, forward of strut tower)
• Ignition switch
• Junction connector (left side of engine compartment)
• Junction connector 3 (in engine room 2 r/b)
• Lock
• Off
• Park/neutral position switch (on transmission)
• Short pin 1
• Short pin 2
• St2
• Sta
• Start
• Starter
• Starter fuse 7.5a
• Starter relay

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 3) for Lexus SC 430 2007

List of elements for Supplemental Restraints Wiring Diagram (1 of 3) for Lexus SC 430 2007:

• (at base of left "b" pillar) pretensioner (left)
• (in left door) door side air bag sensor (left)
• (left side of driver's seat) side air bag squib (left)
• (right side of passenger's seat) side air bag squib (right)
• +sl
• +sr
• -sl
• -sr
• A20
• A21
• A22
• Air bag sensor assembly (at center of dash, below radio)
• Air bag squib (front passenger air bag assembly) (right side of dash)
• Air bag squib (steering wheel pad) (center of steering wheel)
• Buckle switch
• Buckle switch (left) (in left front seat belt buckle)
• D2+
• D2-
• Dk+
• Dk-
• Door side air bag sensor (right) (in right door)
• Escl
• Escr
• Esl
• Esr
• F17
• Fsr+
• Fsr-
• Hot in on or start
• Ig2
• Ig2 fuse 7.5a
• Knee air bag squib (driver side) (behind driver lower side of dash)
• Knee air bag squib (front passenger side) (behind passenger lower side of dash)
• Lbe+
• Lbe-
• Lsp+
• Lsp-
• Mpx1
• Mpx2
• P-ab
• P2+
• P2-
• Paon
• Passenger side j/b (behind right kick panel)
• Pk+
• Pk-
• Pl+
• Pl-
• Pnk
• Pr+
• Pr-
• Pretensioner (right) (at base of right "b" pillar)
• Red
• Seat position air bag sensor
• Sfl+
• Sfl-
• Sfr+
• Sfr-
• Side air bag sensor (left) (behind interior trim, forward of rear wheel)
• Side air bag sensor (right) (behind interior trim, forward of rear wheel)
• Sil
• Vucl
• Vucr
• Vupl
• Vupr

Supplemental Restraints Wiring Diagram (2 of 3) for Lexus SC 430 2007

List of elements for Supplemental Restraints Wiring Diagram (2 of 3) for Lexus SC 430 2007:

• (behind center of dash) a/c control assembly
• (behind right kick panel)
• (behind top left end of dash) j/c j9 & j10
• (left end of dash)
• (on left side dash brace) ii
• (under steering column) ih
• A10
• Acan
• Afs ecu
• Air bag
• Air bag sensor (left front) (at left front of engine compt)
• Air bag sensor (right front) (at right front of engine compt)
• Bp (at left quarterpanel)
• Buckle switch (left) (in left front seat belt buckle)
• Ca1h
• Ca1l
• Center j/b (behind right center of dash)
• Combination meter
• D-ig fuse 10a
• D19
• D20
• Data link connector (dlc) 3 (behind left side of dash)
• Dbkl
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• E16
• E17
• F13
• F15
• Gateway ecu (behind right side of dash)
• Gnd
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Ig (left side of steering column)
• Ig+
• Instrument panel j/b (behind upper center of dash)
• J/c j13 (behind right side of dash)
• J/c j18 (right rear of luggage compt)
• J/c j9 & j10 (behind top left end of dash)
• J10
• Mpd1
• Mpd2
• Mpi1
• Mpi2
• Mpl1
• Mpl2
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx1
• Mpx2
• P-ab
• Paon
• Passenger side j/b
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu
• Radio 2 fuse 10a
• Red
• Sil
• Skid control ecu (behind left end of dash)
• Srs ind
• Telltale light assembly
• Tire pressure warning ecu & receiver (behind center of dash, below radio)

Supplemental Restraints Wiring Diagram (3 of 3) for Lexus SC 430 2007

List of elements for Supplemental Restraints Wiring Diagram (3 of 3) for Lexus SC 430 2007:

• (at left rear corner of luggage compt) luggage room j/b ecu
• (at left side of engine compt, in ecu box) engine control module
• (at right quarterpanel) bq
• (behind left end
• (behind left end of dash) tilt & telescopic ecu
• Bgnd
• Bsw
• C11
• Can h
• Can l
• Combination switch
• D17
• Dia
• Driver door ecu (in driver's door)
• E10
• Engine room 2 r/b (on left side of engine compt, forward of strut tower)
• F18
• Front controller
• Fsr+
• Fsr-
• Gbt
• Gnd
• Gps
• J/c j18 (right rear of luggage compartment)
• J/c j25
• L24
• Mpx +
• Mpx -
• Mpx 1
• Mpx 2
• Mpx1
• Mpx2
• Occupant classification ecu (under front passenger's seat)
• Occupant classification sensor (under front passenger's seat)
• Of dash)
• P21
• P23
• Passenger door ecu (in right door)
• Passenger side j/b (behind right kick panel)
• Pnk
• Power seat ecu (driver's) (under driver's seat)
• Power seat ecu (passenger's) (under front passenger's seat)
• Red
• Right buckle switch (in right front seat belt buckle)
• S18
• Seat belt tension sensor (near base of right "b" pillar)
• Sliding roof control ecu (in left rear of luggage compt)
• T13
• Theft deterrent ecu
• Transponder key ecu
• Vbt
• Vps

TRANSMISSION

A/T Wiring Diagram (1 of 2) for Lexus SC 430 2007

List of elements for A/T Wiring Diagram (1 of 2) for Lexus SC 430 2007:

• +b1
• +bm
• Accelerator pedal position sensor (behind left center of dash)
• B16
• Batt
• Canh
• Canl
• Center j/b (behind right center of dash)
• Circuit
• Combination meter
• Computer data lines system
• Crankshaft position sensor (on left front of engine)
• D-ig fuse 10a
• D17
• Data link connector 3 (behind left side of dash)
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• Ect pwr ind
• Ect snow ind
• Ed (rear of left fender)
• Efi fuse 25a
• Efi relay
• Electronically controlled transmission pattern select switch
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• 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, forward of strut tower)
• Epa
• Epa2
• Etcs fuse 15a
• F15
• Hot at all times
• Hot in on or start
• I16
• Ig+
• Ign fuse 5a
• Igsw
• Ih (under steering column)
• J/c 2 (in engine room r/b 2)
• J/c 23 & 24 (left side of engine compt)
• J/c 3 (in engine room r/b 2)
• J/c 4 & 5 (in ecu box)
• J/c 5 (in ecu box)
• Mil ind
• Mpx+b
• Mpx-
• Mrel
• Nca
• Ne+
• Ne-
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu (right side kick panel)
• Pnk
• Pwr
• Red
• Snow
• Speedometer
• Stop fuse 5a
• Stop light switch (on top of brake pedal bracket)
• Stp
• Stpi
• Stpo
• Tac
• Tach
• Tachometer
• Vcp2
• Vcpa
• Vpa
• Vpa2

A/T Wiring Diagram (2 of 2) for Lexus SC 430 2007

List of elements for A/T Wiring Diagram (2 of 2) for Lexus SC 430 2007:

• (in transmission) electronically controlled transmission solenoid
• (on transmission) a/t indicator light switch
• Center j/b (behind right center of dash)
• D20
• E01
• E02
• E03
• Eb (right side of cylinder head)
• Ec (left side of cylinder head)
• Engine control module (ecm) (at left side of engine compt, in ecu box)
• Engine coolant temperature sensor (on top right side of engine)
• Eoil
• F16
• Ge01
• Ig (behind center of dash)
• J/c 23 (left side of engine compt)
• J/c 4 (in ecu box)
• Me01
• Nca
• Nt+
• Nt-
• Oil
• Pnk
• Red
• Sftd
• Sftu
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp2+
• Sp2-
• Throttle body assembly (top center of engine)
• Thw
• Transmission control switch
• Turbine speed sensor (on transmission)
• Vehicle speed sensor (electronically controlled transmission) (on transmission)
• Vta
• Vta1
• Vta2

TRUNK, TAILGATE, FUEL DOOR

Fuel Door Release Wiring Diagram for Lexus SC 430 2007

List of elements for Fuel Door Release Wiring Diagram for Lexus SC 430 2007:

• (behind right side of dash) j/c 13
• Bl (under driver's seat)
• Computer data lines system
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E20
• Fuel
• Fuel lid opener motor (at left side of luggage compt)
• Fuel lid opener switch
• Fuel opn (0)
• Fuel opn (p)
• Fuel opn fuse 10a
• Gnd
• Hot at all times
• Ii (on left side dash brace)
• J/c 17 (left rear of luggage compartment)
• L24
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu
• Mpx+
• Mpx-
• Mpx-b
• Mpx-b3 fuse 7.5a
• Mpx1
• Mpx2
• P-gnd
• Passenger side j/b (behind right kick panel)
• Red

Trunk Release & Pull Down Wiring Diagram for Lexus SC 430 2007

List of elements for Trunk Release & Pull Down Wiring Diagram for Lexus SC 430 2007:

• (behind right side of dash) j/c 13
• B20
• Bl (under driver's seat)
• Center j/b (behind right center
• Cncl
• Computer data lines system
• D20
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu
• E12
• F17
• Fuel opn fuse 10a
• Gnd
• Hot at all times
• Ig (left side of steering column)
• Ih (under steering column)
• Ii (on left side dash brace)
• J/c 17 (left rear of luggage compartment)
• L-o/c (p)
• L22
• L24
• Lcm+
• Lct
• Lcte
• Lcty
• Luggage compartment door lock motor & detection switch (in luggage compt, near lock assembly)
• Luggage compartment door opener main switch
• Luggage compartment door opener switch
• Luggage room j/b (at left rear corner of luggage compt)
• Luggage room j/b ecu
• Mpx+
• Mpx-
• Mpx-b
• Mpx-b3 fuse 7.5a
• Mpx1
• Mpx2
• Of dash)
• P-gnd
• Passenger side j/b (behind right kick panel)
• Red
• Sliding roof control ecu (in left rear of luggage compt)
• Tsw

WARNING SYSTEMS

Key Reminder & Seat Belt Warning Wiring Diagram for Lexus SC 430 2007

List of elements for Key Reminder & Seat Belt Warning Wiring Diagram for Lexus SC 430 2007:

• A21
• A22
• Air bag sensor assembly (under front of center console)
• Bgnd
• Bsw
• Buckle switch
• Buzzer
• Center j/b (behind right center of dash)
• Combination meter
• Computer data lines system
• Cty
• D-ig fuse 10a
• D17
• Dbkl
• Driver door ecu (in driver's door)
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• E16
• F15
• Front passenger seat belt warning light
• Fsr+
• Fsr-
• Gateway ecu (behind right side of dash)
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ig+
• Ih (under steering column)
• J/c 13 (behind right side of dash)
• J/c 17 (left rear of luggage compt)
• Ksw
• Lapb
• Left buckle switch (in left front seat belt buckle)
• Left door courtesy switch
• Mpd1
• Mpd2
• Mpi1
• Mpi2
• Mpl1
• Mpl2
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx1
• Mpx2
• Occupant classification ecu (under front passenger's seat)
• Open door ind
• P-ig fuse 10a
• Passenger side j/b (behind right kick panel)
• Pbew
• Pblt
• Red
• Right buckle switch (in right front seat belt buckle)
• Seat belt ind
• Speedometer
• Telltale light assembly
• Transponder key computer (left side of dash, behind gauge assembly)
• Unlock warning switch (behind left side of dash)

Tire Pressure Monitoring Wiring Diagram for Lexus SC 430 2007

List of elements for Tire Pressure Monitoring Wiring Diagram for Lexus SC 430 2007:

• Ant
• B21
• B22
• Buzzer
• Center j/b (behind right center of dash)
• Clsw
• Combination meter
• Computer data lines system
• D-ig fuse 10a
• D19
• D20
• Driver side j/b (behind left kick panel)
• E16
• F15
• F17
• Gnd
• Hot at all times
• Hot in on or start
• Idsw
• Ig (behind center of dash)
• Ig+
• Ih (under steering column)
• J/c 13 (behind right side of dash)
• J/c j9 & j10 (behind top left end of dash)
• J10
• Left front tire pressure warning antenna (at left front wheelwell)
• Left rear tire pressure warning antenna (at left rear side of luggage compt)
• Mpx+
• Mpx+b
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx1
• Mpx2
• P-ig fuse 10a
• Passenger side j/b (behind right kick panel)
• Pnk
• Right front tire pressure warning antenna (at right front wheelwell)
• Right rear tire pressure warning antenna (at right rear side of luggage compt)
• Skid control ecu (behind left end of dash)
• Sp1
• T10
• Tire pressure ind
• Tire pressure warning ecu & receiver (behind center of dash, below radio)
• Tire pressure warning reset switch

WIPER/WASHER

Front Wiper/Washer Wiring Diagram for Lexus SC 430 2007

List of elements for Front Wiper/Washer Wiring Diagram for Lexus SC 430 2007:

• Air bag
• C11
• Combination meter
• Combination switch
• Computer data lines system
• D-ig fuse 10a
• Driver side j/b (behind left kick panel)
• Ed (rear of left fender)
• Engine room r/b 2 (on left side of engine compt, forward of strut tower)
• Front controller
• Front wiper motor (on left side of firewall)
• Headlamp washer circuit
• Hot at all times
• Hot in on or start
• Ig+
• J/c 3 (in engine room 2 r/b)
• J/c 8 (behind left end of dash)
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu (right side kick panel)
• Red
• S/m
• S/s
• Wash relay
• Washer fuse 20a
• Washer ind
• Washer level sensor (left front of engine compartment)
• Washer motor (left front of engine compartment)
• Wip
• Wiper fuse 30a
• Wlvl
• Wsh-rly

Headlamp Washer Wiring Diagram for Lexus SC 430 2007

List of elements for Headlamp Washer Wiring Diagram for Lexus SC 430 2007:

• Bu+
• C11
• Combination switch
• Computer data lines system
• D-ig fuse 10a
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (behind left kick panel)
• Ed (rear of left fender)
• 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, forward of strut tower)
• Front controller
• Front wiper/ washer circuit
• Frwa
• H-lp cln fuse 30a
• Hdcl
• Hdlo
• Head
• Headlight cleaner control relay (at left front of engine compt, behind bumper)
• Headlight cleaner motor (at left front corner of engine compt, behind headlight)
• Headlight cleaner switch
• Hot at all times
• Hot in on or start
• J/c 3 (in engine room 2 r/b)
• J/c 5 (in ecu box)
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Red
• Tx1
• Wash relay
• Washer fuse 20a
• Wsh-rly