POWER DISTRIBUTION – Toyota Highlander Hybrid Limited 2012 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram, Except Hybrid (1 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for Power Distribution Wiring Diagram, Except Hybrid (1 of 3) for Toyota Highlander Hybrid Limited 2012:

• (behind left end of dash) instrument panel j/b
• (left side of engine compt) engine room r/b
• (not used)
• A/c 1 fuse 10a
• A/c 2 fuse 10a
• A/f relay (3.5l) efi main 2 relay (2.7l)
• A41
• Acc
• Acc relay
• Accd
• Ad7
• Ad9
• Air conditioning system
• Alt fuse 140a
• Am1
• Am1 fuse 7.5a
• Am2
• Am2 fuse 7.5a
• Anti-lock brakes, engine controls, cruise control, shift interlock & exterior lights systems
• Anti-lock brakes, shift interlock, cruise control, transmissions, electronic power steering & warning systems
• Battery
• C11
• C12
• Com
• Computer data lines system
• Cruise control, transmissions & engine controls systems
• D12
• D4 (behind left kick panel)
• D62
• Door locks & anti-theft systems
• Door locks, anti-theft, cruise control, transmissions & engine controls systems
• Ecu ig 1 fuse 10a
• Ecu ig 2 fuse 7.5a
• Efi 1 fuse 10a
• Electronic power steering system
• Engine room j/b (left side of engine compt)
• Eps fuse 80a
• Etcs fuse 10a
• Exterior lights & anti-lock brakes systems
• F10
• F11
• F14
• F16
• F19
• Fr wip fuse 30a
• From fr fog fuse (diagram 2 of 3)
• From instrument panel j/b (diagram 1 of 3)
• Fuel opn fuse 7.5a
• G/h fuse 10a
• Gauge 1 fuse 10a
• Generator assembly
• Gnd
• H-lp (ll) relay
• H-lp (rl) relay
• H16
• Horn relay
• Ig1 relay
• Ig1d
• Ig2d
• Ignition or starter switch assembly (w/o smart key system)
• J/c a41 & d62 (behind left kick panel)
• Lock
• M17
• M19
• M20
• Main body ecu
• Main body ecu (w/ smart key system) (on instrument panel j/b)
• Mirrors, defogger & interior lights systems
• Mirrors, seats & power tops systems
• Navigation, sound, transmissions, cruise control, defogger, starting/charging, exterior lights & anti-lock brakes systems
• Obd fuse 7.5a
• Off
• P/ seat fuse 30a
• Pnk
• Power switch (w/ smart key system)
• Power tops system
• Pwr relay
• R10
• R12
• Red
• Rr wip fuse 15a
• S-htr fuse 20a
• S/ roof fuse 20a
• Seats system
• Shift interlock system
• Ss1
• Ss2
• Ssw1
• Ssw2
• St fuse 30a
• Start
• Starting/ charging system
• Stop fuse 10a
• Str lock fuse 20a
• Tail relay
• To acc sock 2 fuse (diagram 3 of 3)
• To ig2 fuse (diagram 2 of 3)
• To ig2 relay (diagram 2 of 3)
• To ignition or starter switch assembly (diagram 1 of 3)
• To instrument panel j/b (door 2 fuse) (diagram 2 of 3)
• To pbd fuse (diagram 2 of 3)
• To tail fuse (diagram 2 of 3)
• Trly
• Trunk, tailgate, fuel doors system
• W/ glass hatch opener
• W/ outer mirror foot light
• W/ smart key system
• W/o smart key system
• Warning, air conditioning, defogger, sound, exterior lights & navigation systems
• Wash fuse 20a
• Wiper/ washer system

Power Distribution Wiring Diagram, Except Hybrid (2 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for Power Distribution Wiring Diagram, Except Hybrid (2 of 3) for Toyota Highlander Hybrid Limited 2012:

• (behind left end of dash) instrument panel j/b
• (left side of engine compt) engine room r/b
• A3 (behind left front headlight)
• Ad13
• Air conditioning system
• Alt-s fuse 7.5a
• Amp fuse 15a
• Anti-theft, shift interlock & door locks systems
• Cooling fans, transmissions, cruise control & engine controls systems
• Crt fuse 10a
• Cruise control, engine controls & transmissions systems
• D14
• Defogger system
• Deicer fuse 15a
• Dome fuse 10a
• Door fuse 25a
• Ecu-b 1 fuse 10a
• Efi main fuse 25a
• Engine controls system
• Engine room r/b (left side of engine compt)
• Exterior lights system
• Fr fog fuse 10a
• From alt fuse (diagram 1 of 3)
• From engine room j/b (diagram 1 of 3)
• From ignition or start switch assembly (diagram 1 of 3)
• From str lock fuse (diagram 1 of 3)
• From tail relay (diagram 1 of 3)
• G12
• Gauge 2 fuse 7.5a
• H-lp hi relay
• Haz fuse 15a
• Headlights system
• Headlights systems
• Htr fuse 50a
• Ig2 fuse 25a
• Ig2 relay
• Ign fuse 10a
• Inj 1 fuse 15a
• Inj 2 fuse 10a
• Interior lights system
• L12
• M13
• M14
• Navigation & sound systems
• P/seat (ps) fuse 30a
• Panel fuse 7.5a
• Pbd fuse 30a
• Pnk
• Power windows system
• Ptc 1 fuse 50a
• Ptc 2 fuse 30a
• Ptc 3 fuse 30a
• Radio 1 fuse 20a
• Red
• Rr clr fuse 40a
• Rr def fuse 30a
• S-horn relay
• Seats system
• Short pin
• Starting/ charging system
• Tail fuse 15a
• To door 1 fuse (diagram 3 of 3)
• To ig1 relay (diagram 1 of 3)
• Towing fuse 30a
• Trunk, tailgate, fuel doors system
• W/ smart key system
• W/o smart key system

Power Distribution Wiring Diagram, Except Hybrid (3 of 3) for Toyota Highlander Hybrid Limited 2012

List of elements for Power Distribution Wiring Diagram, Except Hybrid (3 of 3) for Toyota Highlander Hybrid Limited 2012:

• Acc
• Acc sock 1 fuse 15a
• Acc sock 2 fuse 25a
• Anti-lock brakes system
• Cooling fans & air conditioning systems
• D3 (behind right side of dash)
• Def rly fuse 10a
• Defogger system
• Door 1 fuse 25a
• Door locks, shift interlock & anti-theft systems
• Dg1
• E2 (behind right center of dash)
• Ecu- acc fuse 7.5a
• Ed1
• Engine room r/b (left side of engine compt)
• F12
• Fan main fuse 50a
• From acc relay g (diagram 1 of 3)
• From ptc 1 fuse j (diagram 2 of 3)
• Instrument panel j/b (behind left end of dash)
• Interior lights, sound, instrument cluster & navigation systems
• J/c d52 (behind right side of dash)
• M10
• M16
• Main body ecu
• Mir htr fuse 10a
• Mirrors system
• O12
• O3 (behind right side of rear bumper)
• Power outlet socket assembly (12v)
• Power point socket assembly (12v)
• Power windows, warning, power tops, anti-theft, exterior lights, door locks, trunk, tailgate, fuel doors, transmissions, engine controls, headlights, interior lights & navigation systems
• Radio 2 fuse 7.5a
• Rear power point socket assembly (12v)
• Red
• Vsc 1 fuse 50a
• Vsc 2 fuse 30a

Power Distribution Wiring Diagram, Hybrid (1 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for Power Distribution Wiring Diagram, Hybrid (1 of 4) for Toyota Highlander Hybrid Limited 2012:

• (left side of dash) instrument panel j/b
• (left side of engine compt) engine room r/b
• A/c 2 fuse 10a
• A/c w/pmp fuse 7.5a
• Acc
• Acc relay
• Accd
• Ad10
• Ad9
• Air condition- ing & cooling fans system
• Air conditioning system
• Air conditioning, warning & defogger systems
• Am1
• Am1 fuse 7.5a
• Am2
• Am2 fuse 7.5a
• Anti-lock brakes system
• Anti-lock brakes, engine controls, cruise control, shift interlock & exterior lights systems
• Anti-lock brakes, shift interlock, electronic power steering & warning systems
• Battery
• C11
• C12
• Com
• Computer data lines system
• Cruise control & engine controls systems
• D12
• D4 (left kick panel)
• Dc/ dc-s fuse 7.5a
• Dcdc fuse 150a
• Door locks & anti-theft systems
• Ecu ig 1 fuse 10a
• Ecu ig 2 fuse 7.5a
• Electronic power steering system
• Engine controls system
• Engine room j/b (left side of engine compt)
• Engine room j/b (left side of engine compt) 2h
• Eps fuse 80a
• Etcs fuse 15a
• Exterior lights system
• F10
• F11
• F14
• F16
• F19
• Fr wip fuse 30a
• From fr fog fuse (diagram 2 of 4)
• From instrument panel j/b (diagram 1 of 4)
• Fuel opn fuse 7.5a
• Fusible link block assembly (near battery)
• G/h fuse 10a
• Gauge 1 fuse 10a
• Gnd
• H16
• Ig1 relay
• Ig1d
• Ig2d
• Ignition or starter switch assembly (w/o smart key system)
• Lock
• M18
• M19
• M20
• Main body ecu
• Main body ecu (w/ smart key system) (left side of dash)
• Main fuse 180a
• Mirrors & interior lights systems
• Mirrors, seats & power tops systems
• Navigation, sound, defogger & exterior lights systems
• Obd fuse 7.5a
• Off
• P/ seat fuse 30a
• Pnk
• Power switch (w/ smart key system)
• Power tops system
• Pwr relay
• R10
• R12
• Rr wip fuse 15a
• S-htr fuse 20a
• S/ roof fuse 20a
• Seats system
• Shift interlock system
• Ss1
• Ss2
• Ssw1
• Ssw2
• St fuse 10a
• Start
• Stop fuse 10a
• Strg lock fuse 20a
• Tail relay
• To acc sock 2 fuse (diagram 3 of 4)
• To ig2 fuse (diagram 2 of 4)
• To ig2 relay (diagram 2 of 4)
• To ignition or starter switch assembly (diagram 1 of 4)
• To instrument panel j/b (fr fog fuse) (diagram 2 of 4)
• To j/c d53 & e24 (diagram 3 of 4)
• To pbd fuse (diagram 2 of 4)
• To tail fuse (diagram 2 of 4)
• Trly
• Trunk, tailgate, fuel doors system
• W/ glass hatch opener
• W/ outer mirror foot light
• W/ smart key system
• W/o smart key system
• Wash fuse 20a
• Wiper/ washer system

Power Distribution Wiring Diagram, Hybrid (2 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for Power Distribution Wiring Diagram, Hybrid (2 of 4) for Toyota Highlander Hybrid Limited 2012:

• (left side of dash) instrument panel j/b
• (left side of engine compt) engine room r/b
• A3 (left front of engine compt)
• Ad12
• Air conditioning system
• Anti-theft, shift interlock & door locks systems
• Crt fuse 10a
• Cruise control & engine controls systems
• Cruise control, door locks, anti-theft & engine controls systems
• Cruise control, engine controls & anti-lock brakes systems
• D14
• Defogger system
• Deicer fuse 15a
• Dome fuse 10a
• Door fuse 25a
• Ecu-b 1 fuse 10a
• Efi 1 fuse 10a
• Efi main fuse 30a
• Efi main relay
• Engine controls system
• Engine room r/b (left side of engine compt)
• Exterior lights system
• Fr fog fuse 10a
• From dcdc fuse (diagram 1 of 4)
• From engine room j/b (diagram 1 of 4)
• From ignition or start switch assembly (diagram 1 of 4)
• From strg lock fuse (diagram 1 of 4)
• From tail relay (diagram 1 of 4)
• G12
• Gauge 2 fuse 7.5a
• Headlights system
• Headlights systems
• Htr fuse 50a
• Ig2 fuse 30a
• Ig2 relay
• Ign fuse 10a
• Inj fuse 15a
• Instrument cluster, garage door opener & interior lights systems
• Interior lights system
• L12
• M13
• M14
• Navigation & sound systems
• P/seat (ps) fuse 30a
• Panel fuse 7.5a
• Pbd fuse 30a
• Pnk
• Power windows system
• Rr clr fuse 40a
• Rr def fuse 30a
• Seats system
• Short pin
• Tail fuse 15a
• To door 1 fuse (diagram 3 of 4)
• To hv r/b 2 fuse (diagram 4 of 4)
• To ig1 relay (diagram 1 of 4)
• Towing fuse 30a
• Trunk, tailgate, fuel doors system

Power Distribution Wiring Diagram, Hybrid (3 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for Power Distribution Wiring Diagram, Hybrid (3 of 4) for Toyota Highlander Hybrid Limited 2012:

• A3 (left front of engine compt)
• Abs 1 fuse 50a
• Ac1
• Ac2
• Acc
• Acc sock 1 fuse 15a
• Acc sock 2 fuse 15a
• Ad12
• Air conditioning system
• Anti-lock brakes system
• Cooling fans & air conditioning systems
• D3 (right center of dash)
• D53
• Def rly fuse 10a
• Defogger system
• Do1
• Door 1 fuse 25a
• Door locks, shift interlock & anti-theft systems
• Dg1
• E2 (behind right center of dash)
• E24
• Ecu- acc fuse 7.5a
• Ed1
• Ed2
• Engine room r/b (left side of engine compt)
• Exterior lights system
• F12
• Fan 1 fuse 50a
• Fan 2 fuse 50a
• Filter fuse 10a
• From acc relay g (diagram 1 of 4)
• From deicer fuse l (diagram 2 of 4)
• From instrument panel j/b (diagram 1 of 4)
• Gnd
• Instrument panel j/b (left side of dash)
• Interior lights, sound & navigation systems
• Inverter relay (120v)
• J/c d52 (right side of dash)
• J/c d53 & e24 (center of dash)
• M10
• M16
• Main body ecu
• Mir htr fuse 10a
• Mirrors system
• Noise filter
• O12
• O3 (right side of rear bumper)
• Power outlet socket assembly (12v)
• Power point socket assembly (12v)
• Power point socket assembly 2 (120v)
• Power windows, warning, power tops, anti-theft, exterior lights, door locks, trunk, tailgate, fuel doors, headlights, interior lights & navigation systems
• Pwr outlet fuse 20a
• Radio 2 fuse 7.5a
• Rear power point socket assembly (12v)
• Red
• Sound & navigation systems
• Voltage inverter assembly (120v)
• Warning systems

Power Distribution Wiring Diagram, Hybrid (4 of 4) for Toyota Highlander Hybrid Limited 2012

List of elements for Power Distribution Wiring Diagram, Hybrid (4 of 4) for Toyota Highlander Hybrid Limited 2012:

• (left side of engine compt) engine room r/b
• A/f fuse 20a
• A/f relay
• Abs 2 fuse 50a
• Abs main 1 fuse 10a
• Abs main 2 fuse 10a
• Abs main 3 fuse 15a
• Air conditioning system
• Amp fuse 15a
• Anti-lock brakes system
• Batt fan fuse 30a
• Capaciter fuse 15a
• Drl relay
• Ecu-b 2 fuse 7.5a
• Engine controls system
• Engine room j/b (left side of engine compt)
• Engine room j/b 3 (left side of engine compt)
• Engine room relay box 2 (left side of engine compt)
• Engine room relay box 3 (left side of engine compt)
• Exterior lights system
• From efi main fuse (diagram 2 of 4)
• Haz fuse 15a
• Head relay (ll)
• Head relay (rl)
• Horn fuse 10a
• Horn relay
• Hv main fuse 10a
• Hv r/b 1 fuse 30a
• Hv r/b 2 fuse 50a
• Igct main relay
• Navigation
• Navigation & sound systems
• Oil pmp fuse 10a
• Pd fuse 50a
• Pnk
• Radio 1 fuse 20a
• Red
• S-horn fuse 7.5a
• S-horn relay
• System