TRANSMISSION – Toyota Highlander LE 2014 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

2.7L

2.7L, 4WD Wiring Diagram for Toyota Highlander LE 2014

List of elements for 2.7L, 4WD Wiring Diagram for Toyota Highlander LE 2014:

• 4wd ecu (left end of dash)
• 4wdl
• A43
• Bsf
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cpu
• Differential lock switch
• Electro magnetic control coupling sub-assembly (under center of rear of vehicle)
• F22
• Fa (left side of dash)
• Fb (under front of center console)
• Fm1
• Gnd
• Hot w/ ig1 3 relay energized
• Ig1
• Ig1 2 fuse 7.5a
• Instrument panel j/b (behind left end of dash)
• Interior lights system
• Om1
• Red
• Slc
• Slc+
• Slc-

2.7L, A/T Wiring Diagram (1 of 4) for Toyota Highlander LE 2014

List of elements for 2.7L, A/T Wiring Diagram (1 of 4) for Toyota Highlander LE 2014:

• +b2
• A43
• Accelerator pedal sensor assembly (on accelerator pedal bracket)
• Af3
• Batt
• Canh
• Canl
• Computer data lines system
• Ecm (left side of engine compt)
• Efi 2 fuse 10a
• Efi 3 fuse 10a
• Efi main relay
• Efi- main fuse 30a
• Els3
• Engine room j/b (left side of engine compt)
• Engine room r/b 1 (left side of engine compt)
• Epa
• Epa2
• Fb (under front of center console)
• Ground j/c 1 (left front corner of engine compt)
• Hot at all times
• Hot w/ ig2 relay energized
• Ig2- efi fuse 10a
• Igsw
• Mrel
• Red
• Sftd
• Sftu
• Snwi
• Spd
• St1-
• Stp
• Transmission control switch (under center console)
• Vcp2
• Vcpa
• Vpa
• Vpa2

2.7L, A/T Wiring Diagram (2 of 4) for Toyota Highlander LE 2014

List of elements for 2.7L, A/T Wiring Diagram (2 of 4) for Toyota Highlander LE 2014:

• A51
• A53
• A70
• A71
• Bkup lp fuse 10a
• Ca1
• Diode (shift position) (left end of dash)
• Ecu- acc fuse 5a
• Efi 1 fuse 10a
• Engine room r/b 1 (left side of engine compt)
• Etcs fuse 10a
• F10
• F17
• F21
• Fb (under front of center console)
• Hot at all times
• Hot w/ acc relay energized
• Hot w/ ig1 2 relay energized
• Hot w/ ig1 3 relay energized
• Hot w/ ig2 relay energized
• Hot w/ tail relay energized
• Ig1 3 fuse 10a
• Ig2 fuse 7.5a
• Instrument panel j/b (behind left end of dash)
• Interior lights system
• Junction connector 1 (left side of dash)
• Meter fuse 5a
• Pattern select switch assembly
• Red
• Stop fuse 10a
• Stop light switch (above brake pedal)
• Tail fuse 10a

2.7L, A/T Wiring Diagram (3 of 4) for Toyota Highlander LE 2014

List of elements for 2.7L, A/T Wiring Diagram (3 of 4) for Toyota Highlander LE 2014:

• (left side of engine compt) j/c 2
• (rear of engine compt) throttle body w/ motor assembly
• (right rear of engine compt) brake actuator assembly
• 5v ic
• A70
• A71
• A77
• Af2
• Af3
• C58
• Ca2
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cpu
• Display driver
• F22
• F95
• Fa2
• Fb (under front of center console)
• Fd (left center of dash)
• Fq1
• I/f
• Ill+
• Ill-
• Interior lights system
• J/c 1 (left side of dash)
• J/c 4 (right side of dash)
• Nca
• Pnk
• Red
• Shift position indicator
• Sp1
• Speaker
• Vta
• Vta2

2.7L, A/T Wiring Diagram (4 of 4) for Toyota Highlander LE 2014

List of elements for 2.7L, A/T Wiring Diagram (4 of 4) for Toyota Highlander LE 2014:

• +bm
• A77
• C58
• Ca1
• Ch (top rear of engine)
• E2g
• Ecm (left side of engine compt)
• Efi engine coolant temperature sensor (rear of engine)
• Electronically controlled transmission solenoid (transmission wire) (in transmission)
• Eta
• Etha
• Etho
• Ethw
• Ge01
• Hall ic
• Intake mass air flow meter (left rear of engine compt)
• J/c 2 (left side of engine compt)
• Ncb
• Nco
• Ntb
• Nto
• Oil
• Park/neutral position switch assembly (on transmission)
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Sl3+
• Sl3-
• Sl4+
• Sl4-
• Slt+
• Slt-
• Slu+
• Slu-
• Starting/ charging system
• Tha
• Tho1
• Thw
• Vcta
• Vta1
• Vta2

3.5L

3.5L, 4WD Wiring Diagram for Toyota Highlander LE 2014

List of elements for 3.5L, 4WD Wiring Diagram for Toyota Highlander LE 2014:

• 4wd ecu (left end of dash)
• 4wdl
• A43
• Bsf
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cpu
• Differential lock switch
• Electro magnetic control coupling sub-assembly (under center of rear of vehicle)
• F22
• Fa (left side of dash)
• Fb (under front of center console)
• Fm1
• Gnd
• Hot w/ ig1 3 relay energized
• Ig1
• Ig1 2 fuse 7.5a
• Instrument panel j/b (behind left end of dash)
• Interior lights system
• Om1
• Red
• Slc
• Slc+
• Slc-

3.5L, A/T Wiring Diagram (1 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L, A/T Wiring Diagram (1 of 4) for Toyota Highlander LE 2014:

• (left rear of top of engine) cg
• +b2
• A43
• Af3
• Batt
• Can+
• Can-
• Computer data lines system
• Console)
• E02
• Ecm (left side of engine compt)
• Efi 2 fuse 10a
• Efi main relay
• Efi- main fuse 30a
• Engine room j/b (left side of engine compt)
• Epa
• Epa2
• Eta
• Fb (under front of center
• Fb (under front of center console)
• Ge01
• Hot at all times
• Interior lights system
• Mrel
• Nca
• Pattern select switch assembly
• Red
• Sftd
• Sftu
• Snwi
• Spd
• St1-
• Stp
• Throttle body w/ motor assembly (rear of engine compt)
• Transmission control switch (under center console)
• Vcp2
• Vcpa
• Vcta
• Vpa
• Vpa2
• Vta
• Vta1
• Vta2

3.5L, A/T Wiring Diagram (2 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L, A/T Wiring Diagram (2 of 4) for Toyota Highlander LE 2014:

• (above brake pedal) stop light switch assembly
• A51
• A53
• A70
• A71
• Af3
• Bkup lp fuse 10a
• Ca1
• Ca2
• Diode (shift position) (left end of dash)
• Ecu- acc fuse 5a
• F10
• F17
• F21
• Fb (under front of center console)
• Fq1
• Hot w/ acc relay energized
• Hot w/ ig1 2 relay energized
• Hot w/ ig1 3 relay energized
• Hot w/ ig2 relay energized
• Ig1 3 fuse 10a
• Ig2 fuse 7.5a
• Ill+
• Ill-
• Instrument panel j/b (behind left end of dash)
• Interior lights system
• J/c 1 (left side of dash)
• Meter fuse 5a
• Park/neutral position switch (on transmission)
• Pnk
• Red
• Shift position indicator
• Starting/ charging system

3.5L, A/T Wiring Diagram (3 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L, A/T Wiring Diagram (3 of 4) for Toyota Highlander LE 2014:

• (right rear of engine compt) brake actuator assembly
• 5v ic
• A70
• A71
• A77
• Af2
• C58
• Ca2
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cpu
• Display driver
• Efi 1 fuse 10a
• Engine room r/b 1 (left side of engine compt)
• F22
• F95
• Fa2
• Fd (left center of dash)
• Hot at all times
• I/f
• J/c 1 (left side of dash)
• J/c 2 (left side of engine compt)
• J/c 4 (right side of dash)
• Pnk
• Red
• Sp1
• Speaker
• Stop fuse 10a

3.5L, A/T Wiring Diagram (4 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L, A/T Wiring Diagram (4 of 4) for Toyota Highlander LE 2014:

• (on accelerator pedal bracket) accelerator pedal sensor
• Atf pressure switch & atf temperature sensor
• Batt
• Ca2
• Can+
• Can-
• Cd (rear of left side of engine)
• Computer data lines system
• E01
• Efi 1 fuse 10a
• Engine room j/b (left side of engine compt)
• Engine room r/b 1 (left side of engine compt)
• Epa
• Epa2
• Hall ic
• Hot at all times
• Hot w/ ig2 relay energized
• Ig2-efi fuse 10a
• Igsw
• Nsw
• Red
• Spd
• Sta
• Starting/ charging system
• Stp
• Transmission control ecu assembly (left front engine compt)
• Vcp2
• Vcpa
• Vpa
• Vpa2

3.5L HYBRID

3.5L Hybrid, A/T Wiring Diagram (1 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L Hybrid, A/T Wiring Diagram (1 of 4) for Toyota Highlander LE 2014:

• (left side of dash) j/c 1
• (right side of dash) j/c 4
• +b1
• +b2
• A60
• A61
• A70
• Af3
• Af4
• Am3
• An3
• E01
• E02
• Engine room r/b 1 (left side of engine compt)
• Engine room r/b 3 (left side of engine compt)
• Ev mode
• Evsw
• F15
• F16
• F94
• Fa (left side of dash)
• Fb (under front of center console)
• Fm1
• Gmt
• Gmtg
• Gnd
• Ground j/c 2 (left front corner of engine compt)
• Hot at all times
• Igct 2 fuse 7.5a
• Igct 3 fuse 7.5a
• Igct relay
• Ilk
• Interior lights system
• Interlock switch (front left corner of hv battery enclosure)
• J/c 1 (left side of dash)
• Mb (left "c" pillar)
• Mmt
• Mmtg
• Mrel
• Mx1
• Nodd
• Pattern select switch assembly
• Pcu fuse 7.5a
• Pm igct fuse 7.5a
• Pnk
• Power management control ecu (left end of dash)
• Psft
• R/b 3 fuse 30a
• Red
• Rmt
• Rmtg
• Sftd
• Sftu
• Shift sw fuse 7.5a
• Smrb
• Smrg
• Smrp
• St1-
• Stop fuse 10a
• Stp
• Transmission control switch (under center console)
• Vlo

3.5L Hybrid, A/T Wiring Diagram (2 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L Hybrid, A/T Wiring Diagram (2 of 4) for Toyota Highlander LE 2014:

• (left front corner of engine compt) ground j/c 2
• (left side of engine compt) inverter w/converter assembly
• A43
• A46
• A78
• Af2
• Am3
• B2+
• C59
• Can+
• Can-
• Clk+
• Clk-
• Computer data lines system
• Dc/ dc-s fuse 7.5a
• Drn1
• Drn2
• Drn3
• Drn4
• Drn5
• Drn7
• Drn8
• Ecm (right side of engine compt)
• Eta
• F10
• Fusible link block assembly (left rear of cargo area)
• Ge01
• Gnd1
• Gnd2
• Go2
• Ground j/c 1 (left front corner of engine compt)
• Hot at all times
• Hot w/ ig2 relay energized
• Hsdn
• Htm+
• Htm-
• Idh
• Ig2 fuse 7.5a
• Igct
• Ilki
• Ilko
• Instrument panel j/b (behind left end of dash)
• J/c 2 (left side of engine compt)
• Mth+
• Mth-
• Nca
• Nodd
• Pnk
• R-u
• R-v
• R-w
• Ra1
• Rcs
• Rcsg
• Rear traction motor w/ transaxle assembly (rear of vehicle, on transaxle)
• Red
• Req+
• Req-
• Rmt
• Rmtg
• Rrf
• Rrfg
• Rsn
• Rsng
• Stop light switch assembly (above brake pedal)
• Throttle body w/ motor assembly (rear of engine compt)
• Vcta
• Vlo
• Vta
• Vta1
• Vta2

3.5L Hybrid, A/T Wiring Diagram (3 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L Hybrid, A/T Wiring Diagram (3 of 4) for Toyota Highlander LE 2014:

• (left front of engine compt) front motor generator 1
• (left side of engine compt) inverter w/converter assembly
• Acpb
• Acpe
• Air conditioning system
• Amd
• Ca1
• Ca2
• Cbi
• Cei
• Dc/dc fuse 150a
• Drn6
• Engine room j/b 1 (left side of engine compt)
• Front motor generator 2 (left front of engine compt)
• Gcs
• Gcsg
• Gmt
• Gmtg
• Grf
• Grfg
• Gsn
• Gsng
• Hot at all times
• Mcs
• Mcsg
• Mmt
• Mmtg
• Mrf
• Mrfg
• Msn
• Msng
• Nca
• Pnk
• R-u
• R-v
• R-w
• Red
• Shift lever position sensor (on top of transmission)

3.5L Hybrid, A/T Wiring Diagram (4 of 4) for Toyota Highlander LE 2014

List of elements for 3.5L Hybrid, A/T Wiring Diagram (4 of 4) for Toyota Highlander LE 2014:

• (behind right side of dash) a/c amplifier assembly
• (center rear of hv battery enclosure) hybrid battery junction block assembly
• 5v ic
• A53
• A60
• A61
• A63
• Accelerator pedal sensor (on accelerator pedal bracket)
• Ca1h
• Ca1l
• Can i/f
• Canh
• Canl
• Clk+
• Clk-
• Combination meter assembly
• Computer data lines system
• Cpu
• Current sensor
• Display driver
• Eco mode
• Econ
• Ecu
• Epa
• Epa2
• F15
• F16
• F22
• F80
• F95
• Fa2
• Fb (under front of center console)
• Fd (left center of dash)
• Gib
• Heater switch assembly
• Hot w/ ig2 relay energized
• Hsdn
• Htm+
• Htm-
• I/f
• Idh
• Igct
• Instrument panel j/b (behind left end of dash)
• J/c 4 (right side of dash)
• Main relay
• Mc (left rear quarterpanel)
• Meter fuse 5a
• Mth+
• Mth-
• Mx1
• Pnk
• Power management control ecu (left end of dash)
• Precharge relay
• Red
• Req+
• Req-
• Skid control ecu (behind right side of dash)
• Sp1
• Spd1
• Speaker
• Vcp2
• Vcpa
• Vib
• Vpa
• Vpa2