ENGINE PERFORMANCE – Lexus RX 450h 2014 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.5L HYBRID

3.5L Hybrid, Engine Performance Wiring Diagram (1 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (1 of 10) for Lexus RX 450h 2014:

• +b2
• A/f fuse 20a
• A/f relay
• A102
• A11
• Af5
• Ap3
• Batt
• C/opn relay
• Can+
• Can-
• Canh
• Canister pressure sensor
• Canister pump module (under left side of vehicle chassis)
• Canl
• Ccv2
• Computer data lines system
• Cooling fans system
• D3 (top of engine)
• Da1
• Da2
• Ecm (right front of engine compt)
• Ecu ig2 fuse 10a
• Efi 2 fuse 10a
• Engine room j/b assembly (left side of engine compt)
• Engine room r/b assembly (on left side of engine compt)
• Eppm
• F/pmp fuse 15a
• F12
• F30
• Fpr
• Fuel tank pressure sensor (in fuel tank)
• Go1
• Go2
• Hot at all times
• Hot w/ ig2 relay energized
• Igsw
• Instrument panel j/b (left end of dash)
• J/c a59 (left end of dash)
• J/c a60 (left kick panel)
• J/c a62 (left end of dash)
• J/c a67 (behind right headlight)
• J/c p74 (behind left rear quarterpanel)
• Leak detection pump
• Mpmp
• Mrel
• Pf5
• Pnk
• Ppmp
• Ptnk
• Pj1
• Red
• Rfc
• Vcpp
• Vent valve
• Vpmp
• Vsv (fuel vapor-containment valve) (under left rear of vehicle)

3.5L Hybrid, Engine Performance Wiring Diagram (2 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (2 of 10) for Lexus RX 450h 2014:

• (left front of engine compt) oil motor pump assembly
• Ap2
• D45
• Efi 1 fuse 10a
• Efi main fuse 30a
• Efi main relay
• Engine room r/b 3 (left side of engine compt)
• Engine room r/b assembly (on left side of engine compt)
• F/pmp relay
• Front motor generator 1 (left front of engine compt)
• Fuel pump & fuel sender (top of fuel tank)
• Fuel pump resistor (right rear of engine compt)
• Gcs
• Gcsg
• Gmt
• Gmtg
• Grf
• Grfg
• Gsn
• Gsng
• Hot at all times
• Instrument cluster system
• J/c a58 (behind left headlight)
• J/c a63 (left end of dash)
• J/c p38 (behind left rear quarterpanel)
• Oil pmp fuse 10a
• Oil pmp relay
• Opg
• Opm1
• Opst
• P3 (left "c" pillar)
• Pnk
• Red
• Shield
• Jp1
• Z35

3.5L Hybrid, Engine Performance Wiring Diagram (3 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (3 of 10) for Lexus RX 450h 2014:

• (left side of engine compt) inverter assembly w/ converter
• Amd
• Cbi
• Cei
• D44
• D46 mcsg
• D47 mmt
• Da1
• Dcdc fuse 150a
• Drn6
• Engine room j/b assembly (left side of engine compt)
• Front motor generator 2 (left front of engine compt)
• Gcs
• Gcsg
• Grf
• Grfg
• Gsn
• Gsng
• Hot at all times
• Mcs
• Mcsg
• Mmtg
• Mrf
• Mrfg
• Msn
• Msng
• Pnk
• R-u
• R-v
• R-w
• Rcs
• Rcsg
• Rear traction transaxle motor generator (at rear axle)
• Red
• Rmt
• Rmtg
• Rrf
• Rrfg
• Rsn
• Rsng
• Shield
• G10
• G11
• Ga2
• Z36
• Z37 u
• Z38

3.5L Hybrid, Engine Performance Wiring Diagram (4 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (4 of 10) for Lexus RX 450h 2014:

• (behind left headlight) j/c a58
• (left "c" pillar) p3
• (left side of engine compt) inverter assembly w/converter
• +b1
• +b2
• A79
• A80
• A81
• Ap3
• Can1h
• Can1l
• Ccs
• Clk+
• Clk-
• Cruise control system
• Da1
• Dcdc-s fuse 7.5a
• Drn1
• Drn2
• Drn3
• Drn4
• Drn5
• Drn7
• Drn8
• Ep1
• Ep2
• F97
• F98
• Fuse box (rear of luggage compt)
• Gmt
• Gmtg
• Gnd
• Gnd1
• Gnd2
• Hot at all times
• Hsdn
• Htm+
• Htm-
• Igct
• Ilk
• Ilki
• Ilko
• Interlock switch
• J/c p65 (behind left rear quarterpanel)
• Lines system computer data
• Mmt
• Mmtg
• Mth+
• Mth-
• Nodd
• Opm1
• Opm2
• Opst
• Pf5
• Pnk
• Power management control ecu (left end of dash)
• Pz1
• Rcs
• Rcsg
• Red
• Req+
• Req-
• Rmt
• Rmtg
• Rrf
• Rrfg
• Rsgn
• Rsn
• Shield
• Smrp
• Vcp1
• Vcp2
• Vlo
• Vpa1
• Vpa2
• Ga2

3.5L Hybrid, Engine Performance Wiring Diagram (5 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (5 of 10) for Lexus RX 450h 2014:

• (left end of dash) instrument panel j/b
• (right side of dash) j/c f94
• Accelerator position sensor (on accelerator pedal assembly)
• Af10
• Canh
• Canl
• Chk
• Combination meter assembly
• Computer data lines system
• D39
• Da2
• Ecu-b 1 fuse 10a
• Engine room r/b 2 (left rear of engine compt)
• Engine room r/b assembly (on left side of engine compt)
• Ep1
• Ep2
• F15
• F16
• F40
• Hot at all times
• Hv r/b 1 fuse 30a
• Igct 2 fuse 10a
• Igct 3 fuse 10a
• Igct main relay
• J/c a62 (left end of dash)
• J/c a63 (left end of dash)
• J/c f92 (under center console)
• J/c f93 (left side of dash)
• Pcu fuse 15a
• Pnk
• Red
• Shift lever position sensor (on transaxle)
• Transmission control switch (under front of center console)
• Vcp1
• Vcp2
• Vpa1
• Vpa2

3.5L Hybrid, Engine Performance Wiring Diagram (6 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (6 of 10) for Lexus RX 450h 2014:

• (behind left rear quarterpanel) j/c p45
• (left side of dash) j/c f93
• (on brake pedal bracket) stop light switch assembly
• A7 (left end of dash)
• A80
• A81
• Ac1
• Ap2
• Ap3
• Batt fan fuse 15a
• Batt fan relay
• Battery thermometer sensor (left rear of vehicle)
• Bth+
• Bth-
• Ca2h
• Ca2l
• Center battery cooling blower motor (center rear of hv battery)
• Computer data lines system
• D31
• Driving support ecu assembly (w/ dynamic radar cruise control) (left end of dash)
• Drn4
• Ecu ig1 1 fuse 10a
• Engine room r/b 3 (left side of engine compt)
• Engine room r/b assembly (on left side of engine compt)
• Ethb
• F97
• F98
• Fctl
• Gnd
• Gnd0
• Gnd1
• Hot at all times
• Hot w/ ig1 1 relay energized
• Ig0
• Ig1
• Instrument panel j/b (left end of dash)
• J/c a61 (left end of dash)
• J/c p65 (behind left rear quarterpanel)
• Left battery cooling blower motor (left rear of hv battery)
• Mrel
• P3 (left "c" pillar)
• Pf5
• Pnk
• Power management control ecu (left end of dash)
• Psok
• Pz1
• Red
• Right battery cooling blower motor (right rear of hv battery)
• Setu
• Sftd
• Shield
• Si0
• Si1
• Si2
• Smrb
• Smrg
• Spdi
• St1-
• Stop fuse 7.5a
• Stp-
• Thb
• Vm0
• Vm1

3.5L Hybrid, Engine Performance Wiring Diagram (7 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (7 of 10) for Lexus RX 450h 2014:

• (left "c" pillar) p3
• (under front center of vehicle) power steering converter assembly
• Ap3
• Battery voltage sensor (under rear seat, on hybrid vehicle battery) z29
• Bth+
• Bth-
• Cbp
• Center busbar module
• Cep
• Current sensor
• Dook
• F101
• Fuse 15a
• Gb0
• Gb1
• Gb2
• Gb3
• Gb4
• Gb5
• Gbb0
• Gbbo
• Gib
• Gnd
• Hv battery
• Hv battery junction block assembly (top of hv battery assembly)
• Hybrid vehicle battery
• Igct
• J/c p65 (behind left rear quarterpanel)
• Lh busbar module
• Pnk
• Pnk vb11
• Pz1
• Red
• Red vb14
• Red vb7
• Rh busbar module
• Service plug
• Shield
• Smr1
• Smr2
• Smr3
• Tb0
• Tb1
• Tb2
• Tb3
• Tb4
• Tb5
• Vb1
• Vb10
• Vb11
• Vb12
• Vb13
• Vb14
• Vb15
• Vb2
• Vb3
• Vb4
• Vb5
• Vb6
• Vb7
• Vb8
• Vb9
• Vib
• Vm1
• Vm2
• Vmo
• Z18
• Z19
• Z22
• Z23
• Z25
• Z26
• Z27
• Z29
• Z30
• Z31
• Z32
• Z33
• Z34

3.5L Hybrid, Engine Performance Wiring Diagram (8 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (8 of 10) for Lexus RX 450h 2014:

• (top of left valve cover) ignition coil assembly 2
• (top of left valve cover) ignition coil assembly 4
• (top of left valve cover) ignition coil assembly 6
• (top of right valve cover) ignition coil assembly 1
• (top of right valve cover) ignition coil assembly 3
• (top of right valve cover) ignition coil assembly 5
• Crank position sensor (left front of engine)
• D2 (top rear of engine)
• D3 (top of engine)
• Db1
• Efi vacuum sensor (right front of engine)
• Gnd
• Igf
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Knock control sensor (bank 2) (top of engine, under intake manifold)
• Pim
• Pnk
• Red
• Shield
• Throttle w/ motor body (right rear of engine)
• Vta
• Vta2
• Vvl+
• Vvl-
• Vvr+
• Vvr-
• Vvt sensor (bank 1 intake side) (front of right cylinder bank)
• Vvt sensor (bank 2 intake side) (front of left cylinder bank)

3.5L Hybrid, Engine Performance Wiring Diagram (9 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (9 of 10) for Lexus RX 450h 2014:

• (left side of engine compt) j/c a57 & d41
• A1a+
• A1a-
• A2a+
• A2a-
• A57
• D41
• Da1
• E2g
• Ecm (right front of engine compt)
• Ekn2
• Eknk
• Engine room r/b assembly (on left side of engine compt)
• Epim
• Eta
• Etcs fuse 10a
• Etha
• Ethw
• Ex1b
• Ex2b
• Fuel injectors assembly (injectors 1, 3 & 5: right side of intake manifold) (injectors 2, 4 & 6: left side of intake manifold)
• Ge01
• Hot at all times
• Hot w/ ig2 relay energized
• Ign fuse 10a
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Knk1
• Knk2
• Ne+
• Ne-
• Ox1b
• Ox2b
• Pim
• Pnk
• Prg
• Red
• Shield
• Tha
• Thw
• Vcta
• Vcv1
• Vcv2
• Vpim
• Vta1
• Vta2
• Vv1+
• Vv1-
• Vv2+
• Vv2-

3.5L Hybrid, Engine Performance Wiring Diagram (10 of 10) for Lexus RX 450h 2014

List of elements for 3.5L Hybrid, Engine Performance Wiring Diagram (10 of 10) for Lexus RX 450h 2014:

• (front of left cylinder bank) cam timing oil control valve (bank 2 intake side)
• (front of right cylinder bank) cam timing oil control valve (bank 1 intake side)
• (in left exhaust manifold) air fuel ratio sensor (bank 2 sensor 1)
• (in left exhaust, downstream of catalytic converter) oxygen sensor (bank 2 sensor 2)
• (in right exhaust manifold) air fuel ratio sensor (bank 1 sensor 1)
• (right front of engine) egr valve assembly
• (top of engine) d3
• +b1
• +b2
• +bm
• A1a+
• A1a-
• A2a+
• A2a-
• Af2
• D1 (left rear of engine)
• D3 (top of engine)
• Da1
• Da2
• Da2 shield
• Db1
• E01
• E02
• E03
• E04
• E05
• E2g
• Ecm (right front of engine compt)
• Efi engine coolant temperature sensor (top rear of engine)
• Egr1
• Egr2
• Egr3
• Egr4
• Fs2
• Ha1a
• Ha2a
• Ht1b
• Ht2b
• Igf1
• Intake mass air flow meter (left rear of engine compt)
• Knock control sensor (bank 1) (top of engine, under intake manifold)
• Me01
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Ox1b
• Ox2b
• Oxygen sensor (bank 1 sensor 2) (in right exhaust, downstream of catalytic converter)
• Pnk
• Purge vsv (left rear of engine)
• Red
• Shield
• Tha