POWER DISTRIBUTION – Lexus RX 300 2003 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Lexus RX 300 2003

List of elements for Power Distribution Wiring Diagram (1 of 4) for Lexus RX 300 2003:

• (exterior lights system)
• Abs fuse 60a
• Air conditioning system
• Air conditioning system & cooling fans system
• Alt fuse 140a
• Am1 fuse 40a
• Anti-lock brakes system
• Anti-lock brakes system, body computer system, cruise control system, engine controls system, exterior lights system, shift interlock system & transmissions system
• Anti-theft system, body computer system, door locks system, interior lights system & power windows system
• Battery
• Cds fuse 40a
• Coil
• Computer data lines system
• Contact
• D rr door fuse 20a
• D12
• D13
• Defogger system
• E10
• Engine room j/b (on left side of engine compartment)
• Exterior lights system
• Foglight relay
• Fr def fuse 20a
• Fr fog fuse 15a
• From s/roof fuse a (diagram 1 of 4)
• Fusible link block
• G11
• Generator
• Heater fuse 50a
• Instrument panel j/b (behind left side of dash)
• Interior lights system & navigation system
• Obd fuse 7.5a
• P fr door fuse 20a
• P rr door fuse 20a
• Panel fuse 7.5a
• Power fuse 30a
• Power tops system
• Rdi fuse 40a
• Rr def fuse 30a
• S/roof fuse 20a
• Seat htr fuse 15a
• Seats system
• Seats system & memory system
• Starter
• Stop fuse 20a
• Tail fuse 10a
• Taillight relay
• To engine room j/b (r/b 2, a/f htr fuse, 25a) (diagram 2 of 4)
• To engine room j/b cavity i1 (diagram 2 of 4)
• To ignition switch (cavity 2) (diagram 3 of 4)
• To power fuse (diagram 1 of 4)
• To pwr outlet fuse (diagram 4 of 4)

Power Distribution Wiring Diagram (2 of 4) for Lexus RX 300 2003

List of elements for Power Distribution Wiring Diagram (2 of 4) for Lexus RX 300 2003:

• (4 or 5)
• (engine harness, red near battery) e9
• (headlights system)
• A/f htr fuse 25a
• Air conditioning system, anti-theft system, body computer system, door locks system, headlights system, instrument cluster system, interior lights system, power windows system & warning systems
• Air conditioning system, garage door opener, instrument cluster system, interior lights system, memory systems, navigation system, body computer system, power tops system & sound systems
• Alt-s fuse 7.5a
• Am2 fuse 20a
• Anti-theft system, body computer system, door locks system, headlights system, interior lights system, power windows system & warning system
• Cellular phones system
• Coil
• Contact
• Dome fuse 10a
• Drl 2 relay
• Drl fuse 7.5a
• Ecu-b fuse 7.5a
• Efi fuse 20a
• Efi relay
• Engine controls system
• Engine room j/b (on left side of engine compartment)
• Exterior lights system
• Fl door fuse 20a
• From fusible link block (cavity 1) (diagram 1 of 4)
• From fusible link block (cavity 3) (diagram 1 of 4)
• From main fuse f (diagram 2 of 4)
• G12
• H-lp l lwr fuse 15a
• H-lp l upr fuse 15a
• H-lp r lwr fuse 15a
• H-lp r upr fuse 15a
• Hazard fuse 15a
• Headlamp relay
• Headlights system
• Headlights system & instrument cluster system
• Horn fuse 10a
• Horn relay
• Instrument panel j/b (behind left side of dash)
• Main fuse 50a
• Power antenna system & sound systems
• R/b 2
• R/b 3 (on front center of engine compartment, on radiator support)
• Rad 1 fuse 25a
• Red
• Short pin
• Starter relay
• Starting/ charging system
• Tel fuse 15a
• To ignition switch (cavity 7) (diagram 3 of 4)
• To short pin (diagram 2 of 4)
• Towing fuse 20a

Power Distribution Wiring Diagram (3 of 4) for Lexus RX 300 2003

List of elements for Power Distribution Wiring Diagram (3 of 4) for Lexus RX 300 2003:

• Acc
• Air conditioning system, anti-theft system, body computer system, door locks system, headlights system, interior lights system, power windows system & warning systems
• Air conditioning system, cooling fans system & defogger system
• Air conditioning, anti-lock brake, body computer, cruise control, engine control, exterior light, headlight, instrument cluster, starting/charging, srs, transmission & warning systems
• Am1
• Am2
• Anti-lock brakes system
• Body computer system & wiper/washer system
• Cellular phones system & power antenna system
• Cruise control system, exterior lights system, navigation system & transmissions system
• Cruise control system, headlights system, memory system, mirrors system & power windows system
• D10
• Door locks system, anti-theft system, body computer system, interior lights system & power windows system
• Door locks system, anti-theft system, body computer system, interior lights system, power windows system & warning systems
• Door locks system, exterior lights system, interior lights system, anti-theft system, body computer system, passive restraints system & power windows system
• Door locks system, interior lights system, anti-theft system, body computer system, passive restraints system & power windows system
• Ecu-ig fuse 15a
• Engine controls system
• Engine controls system & starting/charging system
• Engine controls system & transmissions system
• Exterior lights system
• From instrument panel j/b (am1 fuse, 40a) (cavity c6) (diagram 1 of 4)
• From instrument panel j/b (cavity c3) (diagram 2 of 4)
• From wiper fuse h (diagram 3 of 4)
• G13
• Gauge fuse 7.5a
• Heater fuse 15a
• Ig1
• Ig2
• Ign fuse 7.5a
• Ignition switch
• Instrument panel j/b (behind left side of dash)
• K10
• K13
• Lock
• Navigation system
• Pnk
• Red
• Rr wip fuse 15a
• Seats system
• Shift interlock system
• Srs-ig fuse 15a
• St2
• Start
• Starter fuse 7.5a
• Starting/ charging system
• To gauge fuse (diagram 3 of 4)
• To instrument panel j/b (cavity c2) (diagram 4 of 4)
• Washer fuse 20a
• Wiper fuse 25a
• Wiper/washer system

Power Distribution Wiring Diagram (4 of 4) for Lexus RX 300 2003

List of elements for Power Distribution Wiring Diagram (4 of 4) for Lexus RX 300 2003:

• (right instrument panel brace) ih
• (upper left side of rear axle housing) bi
• Acc relay
• Air conditioning system, navigation system, power antenna system & sound systems
• Body computer system & warning systems
• Cellular telephone system, navigation system, power antenna system & sound system
• Cig fuse 15a
• Cigarette lighter
• D14
• From ignition switch (cavity 3) (diagram 3 of 4)
• From taillight relay (diagram 1 of 4)
• Front power outlet (rear of center console)
• Instrument panel j/b (behind left side of dash)
• J/b 3 (behind upper center of dash)
• J/c 12 (in left side of luggage compartment)
• J/c 9 (right end of dash)
• Junction connector (left kick panel)
• Mirrors system
• Pnk
• Pwr outlet fuse 15a
• Radio 2 fuse 7.5a
• Rear power outlet (left rear side of cargo area)
• Shift interlock system