ENGINE PERFORMANCE — Lexus LX 470 2005 — SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.7L

4.7L, Engine Performance Wiring Diagram (1 of 6) for Lexus LX 470 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (1 of 6) for Lexus LX 470 2005:

• (behind left side of dash)
• (left front of engine) crankshaft position sensor
• (on right side of transmission) park/neutral position switch
• (on right side of transmission) transfer l position detection switch
• (rear of right cyl head)
• (rear of right cyl head) ec
• (top left side of engine) camshaft position sensor
• +b2
• A/c system
• Abs & ba & trac & vsc ecu (behind left side of dash)
• Accel position sensor (under left side of dash)
• Batt
• Body ecu (at left kick panel)
• C10
• C13
• C15
• C16
• C17
• C18
• C19
• C20
• Computer data lines system
• D12
• D13
• D17
• D22
• D27
• D28
• D30
• D31
• D34
• E03
• E10
• Ec (rear of right cyl head)
• Els
• Els1
• Eng+
• Eng-
• Engine control module (ecm) (behind right side of dash)
• Eom
• Ep1
• Ep2
• Epa
• Epa2
• F/ps
• G2+
• G2-
• Gauge 2 fuse 10a
• Ge01
• Gnd
• Hot in on and start
• Igsw
• Inj 7
• Inj 8
• J/b 5
• J/b 5 (behind left side of dash)
• J/b 6 (behind right sid of dash)
• J/b 6 (behind right side of dash)
• J/c 17 (behind right center of dash)
• Lcki
• Left kick panel j/b
• Me01
• Mrel
• Nca
• Ne+
• Ne-
• Neo
• Ptnk
• Red
• Right kick panel j/b (at right kick panel)
• Sil
• Slu+
• Slu-
• Starting/ charging system
• Stsw
• Tach
• Tbp
• Tfn
• Transfer neutral position detection switch (on right side of transmission)
• Trc+
• Trc-
• Vapor pressure sensor (on fuel tank)
• Vcc
• Vcp1
• Vcp2
• Vpa1
• Vpa2
• Vsv (pressure switching valve)
• Wfse

4.7L, Engine Performance Wiring Diagram (2 of 6) for Lexus LX 470 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (2 of 6) for Lexus LX 470 2005:

• (engine harn,
• (engine harn, left rear of engine compt) e8
• (engine harn, left side of engine compt)
• (engine harn, right rear of engine)
• Acc cut relay
• B10
• C/opn relay
• D13
• D15
• D16
• D31
• D34
• D36
• Ea (right front of engine compt)
• Ec (rear of right cyl head)
• Efi or ecd 2 fuse 10a
• Efi or ecd relay
• Engine room r/b (integral to engine room j/b)
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuel pump resistor (right side of engine compt)
• Heated oxygen sensor (bank 1 sensor 1) (on exhaust pipe, left rear of engine)
• Heated oxygen sensor (bank 1 sensor 2) (on exhaust pipe, left underside of vehicle)
• Heated oxygen sensor (bank 2 sensor 1) (on exhaust pipe, right side of engine)
• Heated oxygen sensor (bank 2 sensor 2) (on exhaust pipe, right underside of vehicle)
• Hot at all times
• If (behind left kick panel)
• J/b 5 (behind right side of dash)
• J/c 17 (behind right center of dash)
• K16
• Left kick panel j/b
• Left kick panel j/b (at left kick panel)
• Left rear of engine compt)
• Nca
• Q45
• Q51
• Red
• Right kick panel j/b (at right kick panel)
• Stop fuse 10a

4.7L, Engine Performance Wiring Diagram (3 of 6) for Lexus LX 470 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (3 of 6) for Lexus LX 470 2005:

• (at right kick panel) right kick panel j/b
• Acc
• B11
• B22
• D35
• E14
• E26
• Ec (rear of right cyl head)
• Efi or ecd 1 fuse 25a
• Engine control module (ecm) (behind right side of dash)
• Engine room j/b (on left inner] fender panel)
• Hot at all times
• Hot in on and start
• Ht1a
• Ht1b
• Ht2a
• Ht2b
• Ign fuse 7.5a
• Ignition switch
• Inj 6
• J/b 5 (behind left side of dash)
• J/c 17 (behind right side of dash)
• J/c 8 (behind left side of dash)
• Knk1
• Knk2
• Knock sensor 1 (top left of engine block)
• Knock sensor 2 (top right of engine block)
• Left kick panel j/b (at left kick panel)
• Lock
• Nca
• Ox1a
• Ox1b
• Ox2a
• Ox2b
• Red
• Right kick panel j/b (at right kick panel)
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Star
• Start
• Stoplight switch (on bracket, above brake pedal)
• Th01
• Th02

4.7L, Engine Performance Wiring Diagram (4 of 6) for Lexus LX 470 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (4 of 6) for Lexus LX 470 2005:

• (at left kick panel) left kick panel j/b
• (engine harn, on top of transmission) e5
• (engine harn, right rear of engine)
• (on left side of transmission) vehicle speed sensor
• 2nd strt ind
• A/t oil temp ind
• At/ p
• C14
• C15
• C17
• Combination meter
• Cpu
• D32
• Ec (rear of right cyl head)
• Ect pwr ind
• Electronically controlled transmission solenoid (on left side of transmission)
• Hot in on and start
• Met fuse 7.5a
• Mil ind
• Ot+
• Ot-
• Ot2+
• Ot2-
• Q78
• Red
• Right kick panel j/b (at right kick panel)
• Right rear of engine)
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Speedometer
• Tachometer

4.7L, Engine Performance Wiring Diagram (5 of 6) for Lexus LX 470 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (5 of 6) for Lexus LX 470 2005:

• (engine harn, left rear of engine compt) e8
• (engine harn, right rear of engine compt)
• (engine harn, right rear of engine compt) e4
• (on intake, next to air cleaner box) mass airflow (maf) meter
• (on upper left side of engine) (ignition) noise filter
• 2nd strt
• D10
• E18
• E2g
• E7 (engine harn, at top left of engine)
• Ec (rear of right cyl head)
• Electronically controlled transmission pattern select switch
• Engine coolant temperature sensor (on top front of engine)
• If (behind left kick panel)
• 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/b 5 (behind left side of dash)
• J/b 6 (behind right side of dash)
• Left kick panel j/b
• M10
• Pwr
• Red
• Right kick panel j/b (at right kick panel)
• Tha
• Vsv (canister closed valve) (left side of engine compt)
• Vsv (evap) (on left side of engine)

4.7L, Engine Performance Wiring Diagram (6 of 6) for Lexus LX 470 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (6 of 6) for Lexus LX 470 2005:

• (engine harn, at top left of engine)
• (engine harn, right rear of engine)
• (on right side of transmission)
• (rear of right cyl head)
• (top front of eng) throttle control motor & sensor
• +bm
• A/c system
• A/cs
• Accr
• Acld
• At4
• Atc
• C12
• Ccs
• Ccv
• Cruise control system
• D14
• D15
• E01
• E02
• E24
• E28
• E2g
• Efii
• Efio
• Engine control module (ecm) (behind right side of dash)
• Engine room j/b (on left inner fender panel)
• Etcs fuse 10a
• Fpr
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj 7
• Fuel inj 8
• Hot at all times
• If (behind left kick panel)
• Igf1
• Igf2
• Igt1
• Igt2
• Igt3
• Igt5
• Igt6
• Igt7
• Igt8
• Imi
• Imo
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• J/b 4 (behind upper center of dash)
• J/b 6 (behind right side of dash)
• J/c 17 (behind right side of dash)
• J/c 18 (behind right side of dash)
• Left kick panel j/b
• Left kick panel j/b (at left kick panel)
• M15
• M16
• Mpx1
• Mpx2
• Nssd
• Nssl
• Nsw
• Of dash)
• P/n
• P10
• P12
• P13
• P14
• Park/neutral position switch
• Prg
• Pwr
• Q66
• Q70
• Red
• Right kick panel j/b (at right kick panel)
• Shift lock control ecu (below center of dash)
• Snwi
• Spd
• St1
• Sta
• Stp
• Tha
• The
• Thw
• Thwo
• Transponder key computer (behind center
• Vta1
• Vta2