TRANSMISSION – Toyota Highlander Hybrid Limited 2012 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

2.7L

2.7L, Transmission Wiring Diagram (1 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for 2.7L, Transmission Wiring Diagram (1 of 3) for Toyota Highlander Hybrid Limited 2012:

• (behind left side of dash) j/c d57
• (or pnk)
• +b2
• +bm
• A41
• A7 (behind left headlight assembly)
• Ad13
• Ad4
• Ad9
• B48
• B50
• B51
• Batt
• Canh
• Canl
• Computer data lines system
• D1 (behind right kick panel)
• D3 (behind right side
• D4 (behind left kick panel)
• D60
• D61
• D62
• Dg1
• E10
• E11
• E12
• Ecm (behind right side of dash)
• Efi 1 fuse 10a
• Efi 2 fuse 10a
• Efi engine coolant temperature sensor (rear of engine)
• Efi main fuse 25a
• Efi relay
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Epa
• Epa2
• Eta
• Etcs fuse 10a
• Ethw
• Ge01
• Hot at all times
• Igsw
• Ill+
• Ill-
• Interior lights system
• J/c a41 & d62 (behind left
• Kick panel)
• Mrel
• Nca
• Of dash)
• Pattern select switch assembly 1
• Pnk
• Red
• Sftd
• Sftu
• Snw1
• St1-
• Stp
• Throttle body assembly (rear of engine)
• Thw
• Transmission control switch (under center console)
• Vcp2
• Vcpa
• Vcta
• Vpa
• Vpa2
• Vta
• Vta1
• Vta2

2.7L, Transmission Wiring Diagram (2 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for 2.7L, Transmission Wiring Diagram (2 of 3) for Toyota Highlander Hybrid Limited 2012:

• (above brake pedal) stop light switch
• (behind right side e24
• (or pnk)
• +b (dome) or ig
• A41
• Bd1
• Buzzer
• Can i/f
• Canh
• Canl
• Combination meter
• Computer data lines system
• Cruise control system
• D10
• D53
• D62
• Drive ic
• E1 (behind left side of dash)
• Ecu ig 1 fuse 10a
• Ecu-b 1 fuse 10a
• Ed3
• Engine room r/b (left side of engine compt)
• F11
• G12
• Gauge 1 fuse 10a
• Gauge 2 fuse 7.5a
• H16
• Hot at all times
• Hot in on or start
• Ig+
• Ig2
• Ign fuse 10a
• Instrument panel j/b (behind left end of dash)
• J/c a41 & d62 (behind left kick panel)
• J/c b46 (behind right side of dash)
• J/c d53 & e24
• J/c e23 (behind left side of dash)
• Lcd (a/t position)
• Master ind
• Micro computer
• Of dash)
• Park/neutral position switch (on transmission)
• Pnk
• Red
• Snow ind
• Starting/ charging system
• Stop fuse 10a

2.7L, Transmission Wiring Diagram (3 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for 2.7L, Transmission Wiring Diagram (3 of 3) for Toyota Highlander Hybrid Limited 2012:

• (on accelerator pedal bracket) accelerator pedal sensor
• (or pnk)
• Ad9
• B5 (rear of engine)
• Ba1
• Batt
• Bd2
• Can+
• Can-
• Computer data lines system
• E01
• Efi 1 fuse 10a
• Engine room j/b (left side of engine compt)
• Epa
• Epa2
• Hot at all times
• Hot in on or start
• Ign fuse 10a
• Igsw
• Instrument panel j/b (behind left end of dash)
• Nca
• Ncb
• Nco
• Nsw
• Ntb
• Nto
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Sl3+
• Sl3-
• Sl4+
• Sl4-
• Slt+
• Slt-
• Slu+
• Slu-
• Spd
• Sta
• Starting/ charging system
• Stp
• Tho1
• Transmission control ecu assembly (left front of engine)
• Vcp2
• Vcpa
• Vpa
• Vpa2

3.5L

3.5L, Transmission Wiring Diagram (1 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for 3.5L, Transmission Wiring Diagram (1 of 3) for Toyota Highlander Hybrid Limited 2012:

• +b2
• +bm
• A41
• A7 (behind left headlight assembly)
• Ad13
• Ad4
• Ad9
• B2 (top left side of engine)
• B48
• B49
• B50
• B51
• Ba1
• Batt
• Canh
• Canl
• Computer data lines system
• D60
• D61
• D62
• Dsl
• Dg1
• E03
• E04
• E05
• E10
• E12
• E2g
• Ecm (behind right side of dash)
• Efi 1 fuse 10a
• Efi 2 fuse 10a
• Efi 3 fuse 10a
• Efi main fuse 25a
• Efi relay
• Electronically controlled transmission solenoid (in transmission)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Epa
• Epa2
• Eta
• Etcs fuse 10a
• Etha
• Ethw
• Ge01
• Hot at all times
• Igsw
• J/c a41 & d62 (behind left kick panel)
• J/c d57 (behind left side of dash)
• Mrel
• Nc+
• Nc-
• Nca
• Ne+
• Ne-
• Nt+
• Nt-
• Pnk
• Red
• Sftd
• Sftu
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Sl3+
• Sl3-
• Slt+
• Slt-
• Snw1
• Spd
• St1-
• Sta
• Star
• Starting/ charging system
• Starting/charging system
• Stp
• Tha
• Tho1
• Thw
• Transmission revolution sensor (counter gear) (on transmission)
• Transmission revolution sensor (turbine) (on transmission)
• Vcp2
• Vcpa
• Vcta
• Vpa
• Vpa2
• Vta1
• Vta2

3.5L, Transmission Wiring Diagram (2 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for 3.5L, Transmission Wiring Diagram (2 of 3) for Toyota Highlander Hybrid Limited 2012:

• (above brake pedal) stop light switch
• (behind right side of dash) j/c b47
• (left front of engine) crankshaft position sensor
• (on accelerator pedal bracket) accelerator pedal sensor
• A41
• Ad9
• B1 (top right side of dash)
• Bb1
• Bd1
• D3 (behind right side of dash)
• D4 (behind left kick panel)
• D62
• Dg1
• E2g
• Ecu ig 1 fuse 10a
• Efi engine coolant temperature sensor (rear of engine)
• Engine controls system
• Epa
• Epa2
• F11
• Gauge 1 fuse 10a
• H16
• Hot at all times
• Hot in on or start
• Ign fuse 10a
• Ill+
• Ill-
• Instrument panel j/b (behind left end of dash)
• Interior lights system
• J/c a41 & d62 (behind left kick panel)
• Mass air flow meter (left rear of engine compt)
• Pattern select switch assembly 1
• Pnk
• Red
• Sftd
• Sftu
• Stop fuse 10a
• Tha
• Throttle body assembly (rear of engine)
• Transmission control switch (under center console)
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vta
• Vta2

3.5L, Transmission Wiring Diagram (3 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for 3.5L, Transmission Wiring Diagram (3 of 3) for Toyota Highlander Hybrid Limited 2012:

• (behind right side of dash) d3
• (behind right side of dash) j/c d56
• +b (dome) or ig
• Buzzer
• Can i/f
• Combination meter
• Computer data lines system
• Cruise control system
• D10
• D13
• D53
• Dome fuse 10a
• Drive ic
• E1 (behind left side of dash)
• E24
• Ecu-b 1 fuse 10a
• Ed1
• Ed3
• Engine room r/b (left side of engine compt)
• G12
• Gauge 2 fuse 7.5a
• Hot at all times
• Hot in on or start
• Ig2
• Ind master
• Ind snow
• Instrument panel j/b (behind left end of dash)
• J/c b46 (behind right side of dash)
• J/c d53 & e24 (behind right side of dash)
• J/c e23 (behind left side of dash)
• L10
• Lcd (a/t position)
• Micro computer
• Park/neutral position switch (on transmission)
• Pnk
• Red
• Starting/ charging system

3.5L HYBRID

3.5L Hybrid, Transmission Wiring Diagram (1 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for 3.5L Hybrid, Transmission Wiring Diagram (1 of 4) for Toyota Highlander Hybrid Limited 2012:

• (or red)
• +b1
• +b2
• A3 (left front of engine compt)
• A65
• A66
• Ad12
• Ad4
• Ad9
• Batt
• D1 (right kick panel)
• D3 (right center of dash)
• D4 (left kick panel)
• D72
• D73
• Dg1
• E01
• E02
• E12
• Engine room r/b (left side of engine compt)
• Engine room relay box 2 (left side of engine compt)
• Evsw
• Gmt
• Gmtg
• Gnd
• Hot at all times
• Hot w/ ig 2 relay energized
• Hv main fuse 10a
• Hv r/b 1 fuse 30a
• Hybrid vehicle control ecu (right side of dash)
• Igct 2 fuse 10a
• Igct 3 fuse 10a
• Igct main relay
• Ign fuse 10a
• Igsw
• Ilk
• Instrument panel j/b (left side of dash)
• Interlock switch (left rear quarterpanel)
• J/c a58 (left side of dash)
• Mmt
• Mmtg
• Mrel
• Nodd
• O1 (left "b" pillar)
• Od3
• Pattern select switch assembly
• Pcu fuse 15a
• Pnk
• Red
• Rmt
• Rmtg
• Smrb
• Smrg
• Smrp
• Vlo

3.5L Hybrid, Transmission Wiring Diagram (2 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for 3.5L Hybrid, Transmission Wiring Diagram (2 of 4) for Toyota Highlander Hybrid Limited 2012:

• (left front of engine compt) inverter/converter assembly
• (right front of engine compt) ecm
• A02
• A64
• A67
• B2+
• Canh
• Canl
• Clk+
• Clk-
• Computer data lines system
• Dc/ dc-s fuse 7.5a
• Drn1
• Drn2
• Drn3
• Drn4
• Drn5
• Drn7
• Drn8
• Fusible link block assembly (near battery)
• Gnd1
• Gnd2
• Go2
• Hot at all times
• Hsdn
• Htm+
• Htm-
• Igct
• Ilki
• Ilko
• J/c a75 (left front of engine compt)
• Mth+
• Mth-
• Nca
• Nodd
• Pnk
• R-u
• R-v
• R-w
• Rcs
• Rcsg
• Rear traction w/ transaxle motor generator (center of rear axle)
• Red
• Req+
• Req-
• Rmt
• Rmtg
• Rrf
• Rrfg
• Rsn
• Rsng
• Vlo
• J10
• Ja2

3.5L Hybrid, Transmission Wiring Diagram (3 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for 3.5L Hybrid, Transmission Wiring Diagram (3 of 4) for Toyota Highlander Hybrid Limited 2012:

• (left front of engine compt) inverter/converter assembly
• (left side of engine compt) front motor generator 1
• Acpb
• Acpe
• Air conditioning system
• Amd
• B58
• B59
• B60
• B61
• Ba2
• Ba3
• Cbi
• Cei
• Dc/dc fuse 150a
• Drn6
• Engine room j/b (left side of engine compt)
• Front motor generator 2 (left side of engine compt)
• Gcs
• Gcsg
• Gmt
• Gmtg
• Grf
• Grfg
• Gsn
• Gsng
• Hot at all times
• Mcs
• Mcsg
• Mmt
• Mmtg
• Mrf
• Mrfg
• Mscg
• Msn
• Msng
• Nca
• Pnk
• R-u
• R-v
• R-w
• Red
• Shift lever position sensor (top of transmission)
• Z25
• Z26
• Z27
• Z28

3.5L Hybrid, Transmission Wiring Diagram (4 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for 3.5L Hybrid, Transmission Wiring Diagram (4 of 4) for Toyota Highlander Hybrid Limited 2012:

• (under rear seat) battery voltage sensor
• (under rear seat) hv battery
• +b (dome) or ig
• A66
• Accelerator pedal sensor (left side of dash)
• Buzzer
• Ca1h
• Ca1l
• Can i/f
• Clk+
• Clk-
• Combination meter
• Computer data lines system
• Current sensor
• D3 (right center of dash)
• D73
• Drive ic
• Drn2
• Dg1
• E1 (left side of dash)
• Eco
• Econ
• Ed3
• Ep1
• Ep2
• Ev ind
• G12
• Gauge 2 fuse 7.5a
• Gib
• Heater switch assembly
• Hot in on or start
• Hsdn
• Htm+
• Htm-
• Hv battery junction block assembly (under rear seat)
• Hybrid vehicle control ecu (right side of dash)
• Ig2
• Instrument panel j/b (left side of dash)
• J/c d56 (right side of dash)
• J/c e23 (left side of dash)
• Lcd (odo/trip) (a/t position)
• Main relay
• Master ind
• Micro computer
• Mth+
• Mth-
• Nca
• O3 (right side of rear bumper)
• Oz3
• Precharge relay
• Ready ind
• Red
• Req+
• Req-
• Vcp1
• Vcp2
• Vib
• Vpa1
• Vpa2
• Z18
• Z19
• Z20
• Z29
• Z30
• Z31
• Z32