ENGINE PERFORMANCE – Lexus LX 450 1997 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.5L

4.5L, Engine Performance Wiring Diagrams (1 of 2) for Lexus LX 450 1997

List of elements for 4.5L, Engine Performance Wiring Diagrams (1 of 2) for Lexus LX 450 1997:

• #10
• #20
• #30
• #40
• #50
• #60
• (air intake chamber)
• (eng harn, top left rear of eng)
• (engine harn, center of firewall)
• (i/p harn, behind comb meter)
• (i/p harn, behind glove box)
• (left kick panel) g200
• (left rear of
• (left side of dash)
• (left side of i/p)
• (right kick panel)
• (right side of dash)
• 2nd strt indicator
• A/t fluid temp sensor (on transmission)
• Acc
• Bat
• Compartment)
• Conn e4
• Conn e5
• Conn e6
• Crankshaft position sensor (left front of engine)
• Data link connector #1 (right rear corner of engine compartment)
• Data link connector #3
• Distributor
• E01
• E02
• E03
• E16
• E17
• E21
• Efi fuse 15a
• Efi main relay (r/b #2) (front of left fender)
• Egr
• Electronically controlled transmission vehicle speed sensor (on transmission)
• Engine
• Engine control module (ecm) (behind right side of dash)
• Fpu
• Fuse block
• G100 (front left fender)
• G116
• G116 (air intake chamber)
• G203
• Hold
• Hot at all times
• Ht1
• Ht2
• I13
• I19
• I19 (i/p harn, lower right nca end of dash)
• I20
• Idl
• Igf
• Ign fuse 7.5a
• Igniter
• Ignition coil
• Ignition switch
• Igt
• Injector #1
• Injector #2
• Injector #3
• Injector #4
• Injector #5
• Injector #6
• Isc1
• Isc2
• Isc3
• Isc4
• J/c j2
• J/c j8
• Junction connector j9 (right side of dash)
• Knk1
• Knk2
• Knock sensor 1 (left front of engine)
• Knock sensor 2 (left rear of engine)
• Lock
• Nca
• Ne-
• Ne2
• Ne2+
• Ne2-
• Noise filter
• Oil
• Ox1
• Ox2
• R/b 2 (front of left fender)
• Red
• Run
• Sdl
• Sp2+
• Sp2-
• Start
• Te1
• Tha
• Thg
• Thw
• Transmission pattern select switch
• Transmission solenoid
• Vcc
• Vta

4.5L, Engine Performance Wiring Diagrams (2 of 2) for Lexus LX 450 1997

List of elements for 4.5L, Engine Performance Wiring Diagrams (2 of 2) for Lexus LX 450 1997:

• (below center console)
• (eng harn, center of firewall)
• (eng harn, right side of firewall)
• (eng harn, top left rear of eng)
• (eng harn, top left rear of engine)
• (eng harn, top left side of engine)
• (engine harn, right side of firewall)
• (i/p harn, above right kick panel) i14
• (i/p harn, behind glove box)
• (i/p harn, left kick panel)
• A/c
• A/c cut
• A/t indicator switch
• Acc
• Batt
• Circuit opening relay (left kick panel)
• Combination meter
• Conn e7
• Cruise control ecu
• Cruise control system
• Dd1
• Dd2
• E14
• E15
• E16
• E19
• E20
• E21
• Egr gas temperature sensor (left rear side of engine)
• Egr vsv (left side of engine)
• Engine control module (ecm) (behind right side of dash)
• Engine coolant temperature sensor (left side of engine)
• Fpr
• Fuel pressure control vsv (left side of engine)
• Fuel pump
• Fuel pump relay (left side of engine compartment)
• Fuel pump resistor (right side of engine compartment)
• Fuse block
• G302
• Gauge fuse 10a
• Heated oxygen sensor (bank 1, sensor 1) (right side of exhaust)
• Heated oxygen sensor (bank 1, sensor 2) (right side of exhaust)
• Hot at all times
• Hot in run
• Ht1
• Ht2
• I13
• I14
• I6 (i/p harn, behind comb meter)
• Idle air control valve (rear center of engine compartment)
• Ignition switch
• Igsw
• Instrument cluster
• J/c 1 (left side of dash)
• Lock
• Malfunction ind
• Mass air flow meter (on air cleaner assembly)
• Mrly
• Nsw
• O/d main switch
• Obd fuse 15a
• Oilw
• Ox1
• Ox2
• P/n
• Park/neutral position switch (rear left side of engine)
• Pwr
• Red
• Relay
• Run
• Sdl
• Spd
• Speed
• Sta
• Start
• Starter cut relay (left kick panel)
• Starter motor
• Stop fuse 10a
• Stop light switch (behind left side of i/p)
• Stp
• Tacho
• Taco
• Tfn
• Tha
• Theft deterrent ecu
• Throttle position sensor (left side of engine)
• Transfer l4 position switch
• Transfer neutral indicator
• Transmission pattern select switch