GROUND DISTRIBUTION – Toyota Avalon Limited 2012 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Toyota Avalon Limited 2012

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Toyota Avalon Limited 2012:

• (except hid) left high headlamp
• (except hid) left low headlamp
• (hid) left headlamp assembly
• (left side of engine compt) engine room r/b
• A/f relay
• A1 (left front of engine compt)
• A2 (left front of engine compt)
• A3 (left end of dash)
• A58
• A59
• A6 (right end of dash)
• A60
• Ad9
• Air fuel ratio sensor (bank 1 sensor 1) shield
• Air fuel ratio sensor (bank 2 sensor 1) shield
• Ambient temperature sensor
• B1 (top of engine)
• B2 (top of engine)
• B3 (left rear of engine)
• B50
• Ba1
• Ba2
• Brake fluid level warning switch
• Canister pump module
• Cooling fan ecu
• Crankshaft position sensor shield
• Data link connector 3
• Efi relay
• Engine control module
• Engine hood courtesy switch
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Fan 1 relay
• Head relay
• Headlamp assembly
• Headlamp leveling ecu
• Heated oxygen sensor (bank 1 sensor 2) shield
• Heated oxygen sensor (bank 2 sensor 2) shield
• Ig2 relay
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• J/c a51
• J/c a52
• J/c b52
• J/c d67 (behind left side of dash)
• Ka2
• Knock control sensor (bank 1 & 2) shield
• Left
• Left front fog lamp
• Left front side marker lamp
• Left front turn signal & parking lamp
• Micon
• Nca
• Pnk
• Red
• Skid control ecu w/ actuator
• Spiral cable
• St cut relay
• St relay
• Transmission control ecu
• W/ smart key system
• Windshield wiper motor
• Wip (hi/lo) relay
• Wip ctrl relay
• Wireless door lock buzzer

Ground Distribution Wiring Diagram (2 of 4) for Toyota Avalon Limited 2012

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Toyota Avalon Limited 2012:

• (12 speaker)
• (9 speaker)
• (except hid) right high headlamp
• (except hid) right low headlamp
• (hid) right headlamp assembly
• (if equipped) navigation receiver assembly
• (w/ auto wiper system) rain sensor
• (w/ smart key system) right rear door electrical key oscillator
• (w/o navigation) radio receiver assembly
• (w/o smart key system) unlock warning switch
• A/c control assembly
• A4 (right front of engine compt)
• A5 (right front of engine compt)
• A62
• A63
• A64
• Body ecu
• Clock
• Combination meter
• Data link connector 3
• Df2
• Dn2
• Door control receiver
• E2 (behind right center of dash)
• E31
• E32
• E50
• E52
• Gateway ecu
• Glove box lamp
• Hazard warning signal switch
• Il1
• Inner rear view mirror
• Ix1
• J/c a53
• J/c a54
• J/c d72 (behind left side of dash)
• J/c e29
• L1 (right "c" pillar)
• L2 (right "c" pillar)
• Left front speed sensor shield
• Left rear speed sensor shield
• Left vanity lamp
• Luggage compartment door opener switch
• Map lamp
• Nca
• Outer mirror switch
• Rear sunshade switch
• Right front fog lamp
• Right front side marker lamp
• Right front speed sensor shield
• Right front turn signal & parking lamp
• Right headlamp assembly
• Right rear door lock assembly
• Right rear power window switch
• Right rear speed sensor shield
• Right vanity lamp
• Room lamp
• Sliding roof control ecu
• Steering sensor
• Stereo component tuner assembly
• To instrument panel j/b (diagram 3 of 4)
• To j/c d53 (diagram 3 of 4)
• Turn signal flasher
• W/ sliding roof
• W/ smart key system
• W/o smart key system
• Washer level warning switch
• Windshield washer motor

Ground Distribution Wiring Diagram (3 of 4) for Toyota Avalon Limited 2012

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Toyota Avalon Limited 2012:

• (12 speaker) stereo component amplifier
• (behind left side of dash) instrument panel j/b
• (if equipped) seat memory switch
• (w/ memory) left outer mirror control ecu
• (w/ memory) right outer mirror control ecu
• (w/ smart key system)
• (w/ smart key system) certification ecu
• (w/ smart key system) id code box
• (w/ smart key system) left front door electrical key oscillator
• (w/ smart key system) power source control ecu
• (w/ smart key system) power switch
• (w/ smart key system) right front door electrical key oscillator
• (w/o climate control seat) seat heater switch
• (w/o smart key system) transponder key ecu
• A/c amplifier
• A/c compressor
• Acc relay
• Ad8
• Ba3
• Blower motor
• Body ecu
• Center air bag sensor assembly
• Combination meter
• D1 (left kick panel)
• D13
• D2 (under center of dash)
• D23
• D3 (right kick panel)
• D37
• D39
• Dm1
• Door lock control switch
• Driver's side door lock assembly
• E1 (behind left side of dash)
• E3 (under rear of center console)
• E38
• Ed5
• F10
• From j/c d72 (diagram 2 of 4)
• From map lamp (diagram 2 of 4)
• Front passenger's side door lock assembly
• Front passenger's side power window switch
• Gd4
• Gv1
• H10
• Hd3
• Hw1
• Ig1 relay
• J/c d53
• J/c d71 (behind left side of dash)
• Left outer rear view mirror
• Power outlet 1
• Power outlet 2
• Power window master switch
• Q1 (right "c" pillar)
• Rear window defogger
• Right outer rear view mirror
• Seat heater relay
• Shift lock control ecu
• Steering lock ecu
• Tail relay
• Tire pressure warning ecu
• Tire pressure warning reset switch
• Traction control switch
• Transmission control switch
• W/ memory
• W/ mirror heater
• W/ smart key system
• W/o smart key system
• Windshield wiper switch assembly
• Yaw rate sensor

Ground Distribution Wiring Diagram (4 of 4) for Toyota Avalon Limited 2012

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Toyota Avalon Limited 2012:

• (front passenger's seat back) seat climate control blower
• (front passenger's seat cushion) seat climate control blower
• (if equipped) (front passenger's seat lumbar support control) power seat switch
• (if equipped) power seat switch (driver's seat leg support control)
• (w/ climate control seat) (driver's seat back) seat climate control blower
• (w/ climate control seat) (driver's seat cushion) seat climate control blower
• (w/ smart key system)
• (w/ smart key system) luggage electrical key switch
• Center stop lamp
• Control seat
• Driver's seat power seat switch
• Driver's side front seat inner belt
• Front passenger seat lumbar support control
• Front passenger's seat power seat switch
• Fuel lid opener motor
• Fuel suction pump & gage assembly
• J/c k34
• J/c k35 & p17 (under driver's seat)
• J/c l22 & o16 (under front passenger's seat)
• J/c o12 (w/ climate control seat) (under front passenger's seat)
• J/c o21 (w/o climate control seat) (front passenger's seat)
• J/c p9 & p18 (under driver's seat)
• Jk1
• Jy1
• K1 (left "c" pillar)
• K2 (left "c" pillar)
• K20
• K23
• K25
• K29
• K3 (under left end of dash)
• K35
• Kl1
• L22
• Left rear combination lamp
• Left rear door electrical key oscillator
• Left rear door lock assembly
• Left rear power window switch
• Left seat heater
• License plate lamp
• Lo1
• Luggage door lock assembly
• O16
• Occupant classification ecu
• P14
• P17
• P18
• Position control ecu & switch
• Power seat switch (driver's seat lumbar support control)
• Pz1
• Rear sunshade relay
• Right rear combination lamp
• Right seat heater
• W/ climate
• W/ climate control &
• W/ climate control seat
• W/ driver's seat leg support control
• W/ front passenger seat lumbar support control
• W/ memory
• W/o climate
• W/o climate control &
• W/o driver's seat leg support control
• W/o memory