AIR CONDITIONING – Lexus SC 400 1998 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Air Conditioning Wiring Diagrams (1 of 2) for Lexus SC 400 1998

List of elements for Air Conditioning Wiring Diagrams (1 of 2) for Lexus SC 400 1998:

• (console box wire harness, upper center of dash) i31
• (front side of right fender) g101
• (sc300)
• (sc400)
• A/c control assembly (behind center of dash)
• A/c dual pressure switch (right side of engine compartment)
• A/c in
• A/c solar sensor (top right side of dash)
• Acc
• Air inlet control servo motor (behind center of dash)
• Air mix control servo motor (top center of dash)
• Air vent mode control servo motor (behind center of dash)
• Amout
• Blw
• Cfan
• Conn "a"
• Conn "b"
• Conn "c"
• Cool
• Def
• Defogger system
• E18
• Face
• G203 (right kick panel)
• Hot
• I36 (a/c sub wire harness)
• Ig+
• Ign
• Igniter (near left strut tower)
• Instrument cluster system
• Interior lights system (rheostat)
• J/b 1 (left kick panel)
• J/b 3 (behind center of dash)
• Kick panel) g200
• Lock in
• Mdef
• Mface
• Mfrs
• Mgc
• Mrec
• Pnk
• Rdfgr
• Recirc
• Red
• Reost
• Saut
• Sc 300 only
• Sc 400 only
• Set1
• Set2
• Set3
• Set4
• Set5
• Spd
• Tach
• Tail
• Tam
• Tel
• Tel in
• Telephone transceiver & speaker relay (left rear side of luggage compartment)
• Tpi
• Tpm
• Ver

Air Conditioning Wiring Diagrams (2 of 2) for Lexus SC 400 1998

List of elements for Air Conditioning Wiring Diagrams (2 of 2) for Lexus SC 400 1998:

• (console box wire harness, behind center of dash) i32
• (engine room main wire harness, left front side of engine compartment)
• (engine wire harness, above glove box) i25
• (engine wire harness, center of firewall) (sc 400) e28
• (engine wire harness, left side of engine) (sc 300) e20
• (front side of left fender) g100
• A/c
• A/c ambient temperature sensor (right front of engine compartment)
• A/c control switch & radio switch
• A/c evaporator temp. sensor (behind right side of dash)
• A/c lock sensor (left front of engine)
• A/c magnetic clutch (left side of engine)
• A/c room temperature sensor (behind left side of dash)
• A/c single pressure switch (right side of engine compartment) (sc 400)
• Acmg
• Auto
• Blower motor (behind right side of dash)
• Blower motor control relay (behind right side of dash)
• Cig fuse 15a
• Cool
• Cooling fan ecu (behind center of dash) (sc 400)
• D13
• D14
• D25
• Data link connector (left side of engine)
• Def relay
• Dome fuse 10a
• E18
• Ecu-ig fuse 15a
• Engine control module (behind center of dash)
• Engine coolant temp. sensor (a/c system) (top center of dash)
• Engine coolant temperature sensor (cooling fan) (left front of engine compartment) (sc 400)
• G101 (front side of right fender)
• G203 (right kick panel)
• Gnd
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Hot w/light switch in tail or head
• Htr fuse 10a
• Htr fuse 60a
• Htr relay
• I21 (cowl wire harness, behind right side of dash)
• I36 (a/c sub wire har- ness)
• I36 (a/c sub wire harness)
• Idl
• Idlo
• Igb
• Instrument cluster system
• J/b 1 (left kick panel)
• J/b 3 (behind center of dash)
• Mg clt relay
• Panel fuse 7.5a
• Pnk
• R/b 2 (left side of engine compartment)
• Radio temp control switch
• Red
• Sc 300
• Sc 400
• Sol+
• Sol-
• Solenoid valve (cooling fan) (left front of engine) (sc400)
• Tac
• Th+
• Th-
• Vsv (water valve) (right side of firewall)