POWER DISTRIBUTION – Lexus RX 450h 2014 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Lexus RX 450h 2014

List of elements for Power Distribution Wiring Diagram (1 of 4) for Lexus RX 450h 2014:

• Abs 1 fuse 50a
• Af11
• Air conditioning system
• Am2 fuse 7.5a
• Amp1 fuse 30a
• Amp2 fuse 30a
• Anti-lock brakes system
• Anti-theft & door locks systems
• Battery
• Capacitor fuse 10a
• Cooling fans & air conditioning systems
• Dcdc fuse 150a
• Dcdc-s fuse 7.5a
• Defogger system
• Deicer fuse 25a
• Deicer relay
• Dome fuse 10a
• Door locks & anti-theft systems
• Drl fuse 7.5a
• Drl relay
• Ecu-b 1 fuse 10a
• Ecu-b 2 fuse 7.5a
• Efi 1 fuse 10a
• Efi main fuse 30a
• Efi main relay
• Electronic power steering system
• Engine controls system
• Engine room j/b assembly (left side of engine compt)
• Engine room j/b assembly (left side of engine compt) 3i
• Engine room r/b assembly (on left side of engine compt)
• Eps fuse 80a
• Etcs fuse 10a
• Exterior lights system
• Exterior lights, shift interlock, engine controls, door locks, anti-theft, cruise control & anti-lock brakes systems
• Filter fuse 10a
• From a short pin (diagram 1 of 4)
• Fuse box (rear of luggage compt)
• Fusible link block assembly (on 12 volt battery)
• H-lp cln fuse 30a
• Haz fuse 15a
• Heater fuse 50a
• Ig1 main fuse 30a
• Ig2 main fuse 30a
• Immobi fuse 7.5a
• Interior lights system
• Ip j/b fuse 25a
• J/c a63 (left end of dash)
• Main fuse 180a
• Navigation & sound systems
• Noise filter (ghost buster) (left front of engine compt)
• P67
• Pbd fuse 30a
• Pnk
• Rad 1 fuse 10a
• Rad 3 fuse 15a
• Rdi fan 1 fuse 40a
• Rdi fan 2 fuse 40a
• Red
• Rr def fuse 50a
• Rr def relay
• Rr-b fuse 50a
• Shift interlock system
• Short pin
• Stop fuse 7.5a
• Str lock fuse 20a
• To dcdc fuse (diagram 1 of 4)
• To engine room r/b assembly (diagram 2 of 4)
• To hv r/b 2 fuse (diagram 2 of 4)
• To instrument panel j/b (diagram 3 of 4)
• To j/c f63 & f64 (diagram 4 of 4)
• Towing fuse 30a
• Trunk, tailgate, fuel doors system
• Trunk, tailgate, fuel doors, memory, instrument cluster, body computer, anti-lock brakes, mirrors, interior lights, anti-theft, navigation, door locks & electronic power steering systems
• Warning, navigation & sound systems
• Wiper/ washer system
• G19

Power Distribution Wiring Diagram (2 of 4) for Lexus RX 450h 2014

List of elements for Power Distribution Wiring Diagram (2 of 4) for Lexus RX 450h 2014:

• (left end of dash) instrument panel j/b
• (on left side of engine compt) engine room r/b assembly
• A/c w/p fuse 10a
• A/f fuse 20a
• A/f relay
• A26
• A48
• A49
• A53
• A54
• Abs 2 fuse 50a
• Abs main 1 fuse 10a
• Abs main 2 fuse 10a
• Abs main 3 fuse 15a
• Air conditioning system
• Anti-lock brakes system
• Batt fan fuse 15a
• Bk/up lp fuse 7.5a
• Cruise control system
• Ecu ig1 6 fuse 10a
• Ecu ig2 fuse 10a
• Ecu-ig1 4 fuse 10a
• Ecu-ig1 5 fuse 15a
• Engine controls system
• Engine controls, anti-lock brakes, door locks & anti-theft systems
• Engine room j/b assembly (left side of engine compt)
• Engine room r/b 3 (left side of engine compt)
• Engine room r/b assembly (on left side of engine compt)
• Exterior lights system
• F12
• F30
• From b rad 1 fuse (diagram 1 of 4)
• From engine room r/b assembly (diagram 1 of 4)
• From engine room r/b assembly (diagram 2 of 4)
• From instrument panel j/b (diagram 3 of 4)
• From power management control ecu (diagram 4 of 4)
• Gauge 2 fuse 7.5a
• Head hi relay
• Head relay (ll)
• Head relay (rl)
• Headlights, anti-lock brakes, defogger, cooling fans & air conditioning systems
• Horn fuse 10a
• Horn relay
• Hv r/b 1 fuse 30a
• Hv r/b 2 fuse 80a 3j
• Ig1 relay
• Ig2 relay
• Ign fuse 10a
• J/c a63 (left end of dash)
• Mayday/ tel fuse 7.5a
• Navigation system
• Oil pmp fuse 10a
• Pd fuse 50a
• Pnk
• Red
• S-horn fuse 7.5a
• S-horn relay
• Seats system
• To instrument panel j/b (diagram 2 of 4)

Power Distribution Wiring Diagram (3 of 4) for Lexus RX 450h 2014

List of elements for Power Distribution Wiring Diagram (3 of 4) for Lexus RX 450h 2014:

• (left end of dash) instrument panel j/b
• 30a
• A10
• A17
• A18
• A19
• A20
• A27
• A28
• A30
• A32
• A33
• A37
• A38
• A39
• A55
• A56
• Acc
• Acc1 relay
• Acc2 relay
• Anti-lock brakes system
• Cig fuse 15a
• D10
• D16
• D29
• D30
• D31
• D40
• Defogger, air conditioning, wiper/ washer & seats systems
• Ecu ig1 1 fuse 10a
• Ecu ig1 3 fuse 10a
• Ecu-ig1 2 fuse 10a
• Electronic power steering system
• Eps fuse 10a
• Exterior lights system
• F14
• F39
• F5 (right kick panel)
• Fr wash fuse 25a
• Fr wip fuse
• From engine room j/b assembly (diagram 1 of 4)
• From power management control ecu (diagram 4 of 4)
• Front power point socket assembly
• Front power point socket assembly 1
• Gauge 1 fuse 10a
• H12
• H29
• H30
• H32
• H35
• Ig1 1 relay
• Ig1 2 relay
• Ig1 3 relay
• Ig1 4 relay
• Interior lights system
• J/c f92 (under center console)
• Lh s-htr fuse 15a
• Main body ecu
• Mirrors & memory systems
• Navigation system
• P/point fuse 15a
• P2 (left "b" pillar)
• Panel fuse 10a
• Passive restraints system
• Pf1
• Pnk
• Radio 2 fuse 7.5a
• Rear power point socket assembly
• Red
• Rh s-htr fuse 15a
• Rr wash fuse 20a
• Rr wip fuse 15a
• Seats system
• Seats, navigation, sound, exterior lights & instrument cluster systems
• Shift interlock system
• Sound & navigation systems
• Sound systems
• Tail fuse 10a
• Tail relay
• To d/l alt b fuse (diagram 4 of 4)
• To ecu-acc fuse (diagram 4 of 4)
• To engine room r/b assembly (diagram 2 of 4)
• To fr fog relay (diagram 4 of 4)
• To inverter relay (diagram 4 of 4)
• To power management control ecu (diagram 4 of 4)
• Transmissions system
• Trly
• Trunk, tailgate, fuel doors system
• Uf1
• Warning system
• Wiper/ washer, power tops, mirrors & navigation systems
• Wiper/washer system

Power Distribution Wiring Diagram (4 of 4) for Lexus RX 450h 2014

List of elements for Power Distribution Wiring Diagram (4 of 4) for Lexus RX 450h 2014:

• (left end of dash) instrument panel j/b
• A11
• A12
• A14
• A50
• A51
• A52
• A81
• Ac1
• Ac2
• Acc
• Acc1
• Acc2
• Accd
• Alt b
• Am21
• Am22
• Computer data lines system
• D/l alt b fuse 25a
• D/l source relay
• D24
• E01
• E02
• E12
• Ecu-acc fuse 10a
• F1 (left kick panel)
• F63
• F64
• F97
• F98
• Fl door fuse 25a
• Fr door fuse 25a
• Fr fog fuse 15a
• Fr fog relay
• From acc1 relay l (diagram 3 of 4)
• From engine room r/b assembly (diagram 1 of 4)
• From instrument panel j/b (diagram 3 of 4)
• From k acc1 relay (diagram 3 of 4)
• From tail fuse (diagram 3 of 4)
• Fuel opn fuse 7.5a
• Gnd
• H13
• H18
• Ig1d
• Ig2d
• Instrument cluster system
• Inverter fuse 20a
• Inverter relay (behind left rear quarterpanel)
• J/c f63 & f64 (left side of dash)
• J/c f92 (under center console)
• J/c f93 (left side of dash)
• J/c p38 (behind left rear quarterpanel)
• Main body ecu
• Memory & electronic power steering systems
• Mirrors, memory & power windows systems
• Obd fuse 7.5a
• P-seat lh fuse 30a
• P-seat rh fuse 30a
• P3 (left "c" pillar)
• Pf1
• Power management control ecu
• Power outlet socket assembly
• Power ss2 switch
• Power tops system
• Power windows system
• Psb fuse 30a
• Red
• Rl door fuse 25a
• Rr door fuse 25a
• S/roof fuse 30a
• Seats & memory systems
• Seats system
• Ss1
• Ssw1
• Ssw2
• Ti & te fuse 30a
• To engine room r/b assembly (diagram 2 of 4)
• To instrument panel j/b (diagram 3 of 4)
• Trunk, tailgate, fuel doors system
• Uf1
• Voltage inverter (behind left rear quarterpanel)
• Warning, air conditioning, navigation & sound systems