GROUND DISTRIBUTION – Lexus RX 350 2010 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 5) for Lexus RX 350 2010

List of elements for Ground Distribution Wiring Diagram (1 of 5) for Lexus RX 350 2010:

50

• (if equipped) power back door unit assembly
• (if equipped) smog ventilation sensor
• (left front fender apron) engine room j/b assembly
• (left front fender apron) engine room r/b assembly
• (w/o power back door) back door lock assembly
• A1 (left front of engine compt)
• A17
• A18
• A19
• A2 (left front of engine compt)
• A20
• A22
• A23
• A4 (left front of engine compt)
• A6 (left end of dash)
• Air sus relay
• Brake fluid level warning switch (brake master cylinder reservoir sub-assembly)
• Brake pedal load sensing switch
• C17
• Diode
• Efi main relay
• Engine hood courtesy switch
• Except hid type
• Front wiper deicer (windshield glass)
• Height control valve harness assembly
• Height control valve sub assembly 1
• Hid type
• Ig1 relay
• Ig2 relay
• J/c a58
• J/c a63
• Left fog light assembly
• Left headlight assembly
• Noise filter (ghost buster)
• P24
• P4 (under left rear of vehicle)
• P5 (under right rear of vehicle)
• Pnk
• Rdi fan relay 1
• Rr def relay
• St relay
• Stop light control relay assembly
• Towing converter
• Trailer hitch
• W/ headlight cleaner & w/ parking assist
• W/ magnet clutch compressor assembly
• W/o headlight cleaner & w/o parking assist
• Windshield wiper motor assembly
• Wireless door lock buzzer
• Y2 (bottom left rear power door)

Ground Distribution Wiring Diagram (2 of 5) for Lexus RX 350 2010

List of elements for Ground Distribution Wiring Diagram (2 of 5) for Lexus RX 350 2010:

62

• (if equipped) driving support ecu assembly
• (if equipped) millimeter wave radar sensor assembly
• (left side of dash) instrument panel j/b assembly
• A10 (right front engine compt)
• A24
• A25
• A26
• A27
• A28
• A30
• A31
• A5 (right front engine compt)
• A65
• A8 (left front engine compt)
• A9 (right front engine compt)
• Acc1 relay
• Acc2 relay
• Air bag sensor assembly
• Bk/dr lock relay
• Blower w/ fan motor sub-assembly
• Canister pump module
• Cooling fan ecu
• D dr unlock relay
• D1 (rear left side of engine)
• D3 (top rear of engine)
• Dlc3
• Door lock relay
• Dr unlock relay
• Ecm
• Except hid type
• F10
• F2 (left end of dash)
• F29
• F4 (center of dash)
• F5 (right kick panel)
• F57
• Front power window regulator switch assembly
• Headlight cleaner control relay
• Headlight swivel ecu assembly
• Hid type
• Ig1 relay 1
• Ig1 relay 2
• Ig1 relay 3
• Ig1 relay 4
• Ignition coil assembly
• J/c f93 (left side of dash)
• Level warning switch assembly
• Multiplex tilt & telescopic ecu
• Power steering ecu assembly
• Right electrical key antenna
• Right front door w/ motor lock assembly
• Right front power window regulator motor assembly
• Right headlight assembly
• Right outer mirror control ecu assembly
• Seat belt control ecu
• Short connector
• Skid control ecu w/ actuator assembly
• Sliding roof control ecu
• Spiral cable sub- assembly
• Suspension control ecu
• Transmission control ecu assembly
• Transmission control switch

Ground Distribution Wiring Diagram (3 of 5) for Lexus RX 350 2010

List of elements for Ground Distribution Wiring Diagram (3 of 5) for Lexus RX 350 2010:

56

• (right "b" pillar)
• (w/ memory) left seat variable cushion switch
• 4wd ecu assembly
• Door control receiver
• Fuel filler opening lid lock sub- assembly
• Fuel pump & fuel sender gauge assembly
• Height control valve harness assembly
• Height control valve sub- assembly 2
• Inverter relay
• J/c a19 (left side driver's seat)
• J/c g22 (right center of dash)
• J/c o30 (in right "c"pillar)
• J/c o31
• J/c p38 (left quarterpanel)
• J/c z23 (under front passenger's seat)
• Left front position control ecu & switch assembly
• Left front power seat switch
• Left front power seat switch assembly
• Left front seat inner belt assembly
• Left rear combination light assembly
• Left rear door w/ motor lock assembly
• Left rear power window regulator motor assembly
• Left rear power window regulator switch assembly
• Left rear side marker light assembly
• Left seat back climate control blower
• Left seat cushion climate control blower assembly
• Left seat heater control sub- assembly
• Multi-display controller sub-assembly
• O18
• O2 (right quarterpanel)
• Occupant detection ecu
• P2 (left rear door)
• P20
• P21
• P25
• P26
• P3 (left quarterpanel)
• Pneumatic w/ tube tank assembly
• Rear power point socket assembly
• Right front power seat switch
• Right front power seat switch assembly
• Right front seat inner belt assembly
• Right rear combination light assembly
• Right rear door w/ motor lock assembly
• Right rear power window regulator motor assembly
• Right rear power window regulator switch assembly
• Right rear side marker light assembly
• Right seat back climate control blower
• Right seat cushion climate control blower assembly
• Right seat heater control sub-assembly
• Right seat variable cushion switch
• Stereo component amplifier assembly
• Suspension control switch 2
• Voltage inverter assembly
• W/ memory
• W/o memory

Ground Distribution Wiring Diagram (4 of 5) for Lexus RX 350 2010

List of elements for Ground Distribution Wiring Diagram (4 of 5) for Lexus RX 350 2010:

54

• (if equipped) glass breakage sensor ecu assembly
• (w/ navigation) multi-display assembly
• (w/ navigation) navigation receiver assembly
• (w/ power back door) back door lock assembly
• A47
• Air bag sensor assembly
• Back door control switch
• Back door opener switch assembly
• Center stop light assembly
• Check connector (remote engine starter)
• Combination meter assembly
• Engine switch
• F1 (left kick panel)
• F16
• F29
• F3 (center console)
• Front power point socket assembly 1
• Front power point socket assembly 2
• G1 (center console)
• G12
• Id code box
• Instrument panel j/b assembly (left front fender apron)
• J/c f92
• J/c f93 (left side of dash)
• J/c y21 (right side of power back door)
• J/c y23
• Junction terminal
• Left electrical key antenna
• Left front door w/ motor lock assembly
• Left front power window regulator motor assembly
• Left license plate light assembly
• Left outer mirror control ecu assembly
• Left rear light assembly
• Main body ecu
• Multiplex network master switch assembly
• Nca
• Power side back door warning buzzer
• Radio receiver assembly
• Rear window defogger
• Rear wiper motor & bracket assembly
• Right rear light assembly
• Seat heater switch
• Tire pressure warning ecu
• To j/c f65 & f66 (diagram 5 of 5)
• To j/c f94 (diagram 5 of 5)
• Turn signal flasher assembly
• W/ navigation
• W/o navigation
• Windshield wiper switch assembly
• Y1 (bottom left rear power door)
• Y16
• Y19
• Y20
• Yaw rate sensor assembly

Ground Distribution Wiring Diagram (5 of 5) for Lexus RX 350 2010

List of elements for Ground Distribution Wiring Diagram (5 of 5) for Lexus RX 350 2010:

59

• (w/ power back door) door control switch assembly
• (w/o navigation) multi information display assembly
• 4 wheel drive control switch
• A/c amplifier assembly
• Absorber control switch
• Air fuel radio sensor (bank 1 sensor 1) shield
• Air fuel radio sensor (bank 2 sensor 1) shield
• Certification ecu assembly
• Clearance warning ecu assembly
• Combination meter assembly
• Crank position sensor shield
• D2 (left side engine)
• Dcm (telematics transceiver)
• Dlc3
• F15
• F38
• F50
• F54
• F58
• F65
• F66
• From j/c f92 (diagram 4 of 5)
• From j/c f93 (diagram 4 of 5)
• Fuel lid opener switch
• G20
• G21
• G25
• Glove box light assembly
• Hazard warning signal switch assembly
• Headlight dimmer switch assembly
• Heater control panel (radio receiver assembly)
• J/c f65 & f66 (center of dash)
• J/c f94 (right center of dash)
• J/c g20 & g21 (center of dash)
• J/c g22 (right center of dash)
• Knock control sensor bank 1 &2 shield
• Left visor assembly
• Light control rheostat
• Main body ecu
• Main switch assembly
• Meter mirror sub- assembly
• Nca
• Overhead module
• Oxygen sensor (bank 1 sensor 2) shield
• Oxygen sensor (bank 2 sensor 2) shield
• Parking assist ecu
• Power back door main switch
• Power management control ecu
• Power tilt motor
• Remote engine starter
• Remote operation switch
• Right visor assembly
• Satellite switch set
• Shift lock control ecu sub-assembly
• Steering lock actuator assembly
• Steering sensor
• Suspension control switch
• Tire pressure warning reset switch
• Vsc off switch