TRANSMISSION – Lexus SC 430 2003 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

A/T Wiring Diagram (1 of 2) for Lexus SC 430 2003

List of elements for A/T Wiring Diagram (1 of 2) for Lexus SC 430 2003:

66

• (engine harn, in ecu box) e5
• +b1
• +bm
• Accelerator position sensor (behind left center of dash)
• B16
• Batt
• C12
• C15
• Center j/b (behind right center of dash)
• Combination meter
• Computer data lines system
• D-ig fuse 10a
• D17
• Data link connector 3 (below left side of dash)
• Driver side j/b (behind left kick panel)
• Driver side j/b ecu (left end of dash)
• Ect pwr
• Ect snow
• Ed (left front 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 controls system
• Engine room r/b 1 (right side compt, behind of engine strut tower)
• Engine room r/b 2 (left side of engine compt, behind strut tower)
• Epa
• Eptk
• Etcs fuse 15a
• F15
• Hot at all times
• Hot in on or start
• Ign fuse 5a
• Igsw
• Ih (under steering column)
• J/c 13 (behind right side of dash)
• J/c 2 (in engine room r/b 2)
• J/c 3 (in engine room r/b 2)
• J/c 4, j/c 5 (in ecu box) j5
• J/c 9 (behind top left end of dash)
• Mil
• Mpx1
• Mpx2
• Mrel
• P4 snow
• P6 mpx-
• Passenger side j/b (behind right kick panel)
• Passenger side j/b ecu (right side kick panel)
• Pwr
• Red
• Sil
• Snow
• Speedo
• Stop fuse 5a
• Stoplight switch (top of brake pedal bracket)
• Stp
• Stpi
• Stpo
• Tac
• Tach
• Vcpa
• Vpa
• Vpa2
• Vptk
• Wfse
• Wsfe

A/T Wiring Diagram (2 of 2) for Lexus SC 430 2003

List of elements for A/T Wiring Diagram (2 of 2) for Lexus SC 430 2003:

44

• (behind right kick panel) passenger side j/b
• (on transaxle) electronically controlled transmission solenoid
• (on transmission) (integral to park/neutral position switch) a/t indicator light switch
• At4
• Atl
• Braided
• C10
• C16
• E01
• E02
• E03
• Eb (side of right cylinder head)
• Ec (side of left 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
• Eta
• Ethw
• Ge01
• J/c 7 (in ecu box)
• Me01
• Nca
• Nco+
• Nco-
• Nssd
• Nssl
• O/d direct clutch speed sensor (on trans)
• Oil
• Red
• Shift lock control ecu (under center console, near selector)
• Sln+
• Sln-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp2+
• Sp2-
• Throttle control motor (on throttle body)
• Throttle position sensor (on throttle body)
• Thw
• Vehicle speed sensor (electronically controlled transmission) (on trans)
• Vta
• Vta2