AIR CONDITIONING – Toyota Highlander 2001 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

2.4L

2.4L, Manual A/C Wiring Diagram (1 of 2) for Toyota Highlander 2001

List of elements for 2.4L, Manual A/C Wiring Diagram (1 of 2) for Toyota Highlander 2001:

• (behind center of dash)
• (behind center of dash) i5
• A/c control assembly (behind center of dash)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• Acc
• Aif
• Air
• Air inlet control servo motor (behind upper center of dash)
• Air mix control servo motor (behind center of dash)
• Air vent control servo motor (behind left center of dash)
• Amc
• Amh
• Aod
• Aof
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• Blower control switch
• Blower motor (behind right side of dash)
• Blower resistor (behind right side of dash)
• Center j/b (behind upper center of dash)
• Clk
• Control panel switch
• Dpd
• Ecu-b fuse 7.5a
• Engine room j/b (left side of engine compt)
• Evaporator temperature sensor (behind right side of dash)
• F13
• Fresh
• Fusible link block (left side of engine compt)
• G10
• G200 (left kick panel)
• G203 (upper right kick panel)
• G206 (center of dash, on right dash brace)
• Gnd
• Haz
• Heater fuse 10a
• Heater fuse 50a
• Heater relay (behind left side of dash, right of instrument panel j/b)
• Hot at all times
• Hot in on or acc
• Hot in on or start
• I10
• I11
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (behind left side of dash)
• Interior lights system
• J/c 5 (left side of dash, behind cluster)
• J10
• K13
• Mpx+
• Mpx-
• Mr/f
• Off
• Passenger side j/b (behind right side of dash)
• Pnk
• Radio 2 fuse 7.5a
• Rec
• Red
• S5-1
• Sg-1
• Stx
• Swd
• Test
• Tpo

2.4L, Manual A/C Wiring Diagram (2 of 2) for Toyota Highlander 2001

List of elements for 2.4L, Manual A/C Wiring Diagram (2 of 2) for Toyota Highlander 2001:

• (left front of engine compt)
• (left rear of engine) engine coolant temperature sensor
• A/c magnetic clutch and lock sensor (on a/c comp- ressor)
• A/c triple pressure switch (right front of engine compt)
• Acmg
• B10
• Body ecu (behind right side of dash)
• C11
• C12
• Cds fuse 30a
• Combination meter
• Condenser fan motor (behind radiator)
• Dual
• Engine control module (behind right side of dash)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Fan
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fusible link block (left side of engine compt)
• G101
• G106 (under left headlight)
• G132 (on intake side of cyl block)
• Hot at all times
• J/c 4 (front of right front fender)
• J/c 7 (behind right side of dash)
• Lck1
• Mg clt relay
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Passenger side j/b (behind right side of dash)
• Power window master switch with ecu
• Pr2
• Pre
• Radiator fan motor (behind radiator)
• Rdi fuse 30a
• Single
• Thw

3.0L

3.0L, Automatic A/C Wiring Diagram (1 of 2) for Toyota Highlander 2001

List of elements for 3.0L, Automatic A/C Wiring Diagram (1 of 2) for Toyota Highlander 2001:

• (behind center of dash)
• (behind center of dash) i9
• (behind right side of dash) blower motor controller
• A/c ambient temperature sensor (front center of grille)
• A/c control assembly (behind center of dash)
• A/c solar sensor (upper left side of dash)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• Acc
• Aif
• Air
• Air inlet control servo motor (behind upper center of dash)
• Air mix control servo motor (behind center of dash)
• Air vent control servo motor (behind left center of dash)
• Amc
• Amh
• Aod
• Aof
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• Blower motor (behind right side of dash)
• Blw
• Center j/b (behind upper center of dash)
• Clk
• Control panel switch
• Dpd
• Ecu-b fuse 7.5a
• Engine room j/b (left side of engine compt)
• Evaporator temperature sensor (behind right side of dash)
• F13
• Fresh
• Fusible link block (left side of engine compt)
• G10
• G200 (left kick panel)
• G203 (upper right kick panel)
• G206 (center of dash, on right dash brace)
• Gnd
• Haz
• Heater fuse 10a
• Heater fuse 50a
• Heater relay (behind left side of dash, right of instrument panel j/b)
• Hot at all times
• Hot in on or acc
• Hot in on or start
• I11
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (behind left side of dash)
• Interior lights system
• J/c 5 (left side of dash, behind cluster)
• K13
• Mpx+
• Mpx-
• Mr/f
• Passenger side j/b (behind right side of dash)
• Pnk
• Radio 2 fuse 7.5a
• Rec
• Red
• Room temperature sensor (behind center of dash)
• S5-1
• S5-3
• Sg-1
• Sg-3
• Sg-5
• Stx
• Swd
• Tam
• Tpo

3.0L, Automatic A/C Wiring Diagram (2 of 2) for Toyota Highlander 2001

List of elements for 3.0L, Automatic A/C Wiring Diagram (2 of 2) for Toyota Highlander 2001:

• (left front of engine compt)
• A/c magnetic clutch and lock sensor (on a/c comp- ressor)
• A/c triple pressure switch (right front of engine compt)
• Acmg
• B10
• Body ecu (behind right side of dash)
• C11
• C12
• Cds fuse 30a
• Combination meter
• Condenser fan motor (behind radiator)
• Cooling fan diode (behind left side of dash)
• Dual
• Engine control module (behind right side of dash)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fusible link block (left side of engine compt)
• G101
• G106
• G106 (under left headlight)
• G121 (rear side of surge tank)
• Hot at all times
• J/c 2 (behind left headlight)
• J/c 4 (front of right front fender)
• J/c 7 (behind right side of dash)
• Lck1
• Mg clt relay
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Passenger side j/b (behind right side of dash)
• Power window master switch with ecu
• Pre
• Radiator fan motor (behind radiator)
• Rdi fuse 30a
• Single
• Water temperature switch 1 (right front of engine compt)
• Water temperature switch 2 (rear center of engine)

3.0L, Manual A/C Wiring Diagram (1 of 2) for Toyota Highlander 2001

List of elements for 3.0L, Manual A/C Wiring Diagram (1 of 2) for Toyota Highlander 2001:

• (behind center of dash)
• (behind center of dash) i5
• A/c control assembly (behind center of dash)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• Acc
• Aif
• Air
• Air inlet control servo motor (behind upper center of dash)
• Air mix control servo motor (behind center of dash)
• Air vent control servo motor (behind left center of dash)
• Amc
• Amh
• Aod
• Aof
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• Blower control switch
• Blower motor (behind right side of dash)
• Blower resistor (behind right side of dash)
• Center j/b (behind upper center of dash)
• Clk
• Control panel switch
• Dpd
• Ecu-b fuse 7.5a
• Engine room j/b (left side of engine compt)
• Evaporator temperature sensor (behind right side of dash)
• F13
• Fresh
• Fusible link block (left side of engine compt)
• G10
• G200 (left kick panel)
• G203 (upper right kick panel)
• G206 (center of dash, on right dash brace)
• Gnd
• Haz
• Heater fuse 10a
• Heater fuse 50a
• Heater relay (behind left side of dash, right of instrument panel j/b)
• Hot at all times
• Hot in on or acc
• Hot in on or start
• I10
• I11
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (behind left side of dash)
• Interior lights system
• J/c 5 (left side of dash, behind cluster)
• J10
• K13
• Mpx+
• Mpx-
• Mr/f
• Off
• Passenger side j/b (behind right side of dash)
• Pnk
• Radio 2 fuse 7.5a
• Rec
• Red
• S5-1
• Sg-1
• Stx
• Swd
• Test
• Tpo

3.0L, Manual A/C Wiring Diagram (2 of 2) for Toyota Highlander 2001

List of elements for 3.0L, Manual A/C Wiring Diagram (2 of 2) for Toyota Highlander 2001:

• (left front of engine compt)
• A/c magnetic clutch and lock sensor (on a/c comp- ressor)
• A/c triple pressure switch (right front of engine compt)
• Acmg
• B10
• Body ecu (behind right side of dash)
• C11
• C12
• Cds fuse 30a
• Combination meter
• Condenser fan motor (behind radiator)
• Cooling fan diode (behind left side of dash)
• Dual
• Engine control module (behind right side of dash)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fusible link block (left side of engine compt)
• G101
• G106
• G106 (under left headlight)
• G121 (rear side of surge tank)
• Hot at all times
• J/c 2 (behind left headlight)
• J/c 4 (front of right front fender)
• J/c 7 (behind right side of dash)
• Lck1
• Mg clt relay
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Passenger side j/b (behind right side of dash)
• Power window master switch with ecu
• Pre
• Radiator fan motor (behind radiator)
• Rdi fuse 30a
• Single
• Water temperature switch 1 (right front of engine compt)
• Water temperature switch 2 (rear center of engine)