AIR CONDITIONING – Lexus SC 430 2005 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Lexus SC 430 2005

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Lexus SC 430 2005:

• (behind center of dash) air foot control servo motor
• (in engine 4 harness, near breakout to positive battery cable) e1
• (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
• 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
• Open
• Opn
• Pnk
• Power tops system
• Re1
• Re2
• Red
• Reos
• S5-1
• S5-2
• Sg-1
• Sg-2
• Sg-3
• Sg-4
• Sw1
• Sw2
• Swe
• Tilt
• Tp1
• Tpdr
• Tpo
• Tppa
• Tsdr
• Tsl
• Tspa
• Tsr

Automatic A/C Wiring Diagram (2 of 2) for Lexus SC 430 2005

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Lexus SC 430 2005:

• (in a/c sub 2 wire harness, near connector for driver's side air mix control servo motor)
• (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 (center of front bumper, behind grille)
• A/c comp relay
• A/c fuse 5a
• A/c magnetic clutch & lock sensor (on a/c compressor)
• A/c triple pressure switch (a/c dual & single pressure switch) (upper left radiator support)
• 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)
• 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 (top right side of engine)
• Etam
• Ethw
• 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 7 (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
• Mpx1
• Mpx2
• Passenger side j/b (behind right kick panel)
• Pre
• Radio 2 fuse 10a
• Rfc
• Tam
• Thw
• Vz (gnd)