TRANSMISSION – Toyota Highlander Limited 2003 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

2.4L

2.4L, A/T Wiring Diagram (1 of 2) for Toyota Highlander Limited 2003

List of elements for 2.4L, A/T Wiring Diagram (1 of 2) for Toyota Highlander Limited 2003:

• (dash harn, right side of dash) i6
• (engine harn, rear of engine) e9
• (left side of engine compt) counter gear speed sensor
• (on side of transmission) turbine speed sensor
• Batt
• Cruise control ecu (behind left side of dash)
• Driver side j/b (behind left side of dash)
• Dsl
• E01
• E02
• E03
• E04
• E05
• Ect
• Ee (on intake side of cylinder block)
• Ef (left side of cylinder block)
• Efi fuse 20a
• Efi relay
• Electronically controlled transmission solenoid (on left side of transaxle)
• Engine control module (behind right side of dash)
• Engine coolant temperature sensor (left rear of engine)
• Engine room j/b (on left side of engine compt)
• Hot at all times
• Hot in on or accy
• Ign fuse 7.5a
• Igsw
• Instrument panel j/b (behind left side of dash)
• J/c 2 (under left headlight)
• J/c 7 (behind right side of dash)
• M12
• Mpx1
• Mpx2
• Mrel
• Nc+
• Nc-
• Nt+
• Nt-
• Od1
• Odlp
• Odms
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Spd
• Stop fuse 20a
• Stop- light switch (above brake pedal)
• Stp
• Tho
• Throttle position sensor (on side of throttle body)
• Thw
• Vta1

2.4L, A/T Wiring Diagram (2 of 2) for Toyota Highlander Limited 2003

List of elements for 2.4L, A/T Wiring Diagram (2 of 2) for Toyota Highlander Limited 2003:

• (engine harn, behind right side of dash) i6
• A/c control assembly
• A/t indicator switch (on left side of transmission)
• A10
• A11
• B10
• Body ecu (behind right side of dash)
• C11
• C12
• Center j/b (behind upper center of dash)
• Combination meter
• Electronically controlled transmission pattern sensor
• F13
• Hot in on or start
• Ib (right dash brace)
• Ign 1 fuse 7.5a
• Instrument panel j/b (behind left side of dash)
• J/c 6 (behind left side of dash)
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• O/d main switch
• O/d off
• Passenger side j/b (behind right side of dash)
• Power window master switch w/ ecu
• S10
• S11
• Skid control ecu (above instrument panel j/b)
• Snow
• W/ vsc
• W/o vsc

3.0L

3.0L, A/T Wiring Diagram (1 of 2) for Toyota Highlander Limited 2003

List of elements for 3.0L, A/T Wiring Diagram (1 of 2) for Toyota Highlander Limited 2003:

• (engine harn, behind right side of dash) i6
• (left side of engine compt) counter gear speed sensor
• (on side of transmission) turbine speed sensor
• Batt
• Cruise control ecu (behind left side of dash)
• Driver side j/b (behind left side of dash)
• Dsl
• E01
• E02
• E03
• E04
• E05
• E7 (engine harn, left side of engine)
• Ec (right side of surge tank)
• Ect
• Ed (rear side of surge tank)
• Efi fuse 20a
• Efi relay
• Electronically controlled transmission solenoid (on left side of transaxle)
• Engine control module (behind right side of dash)
• Engine coolant temperature sensor (front center of engine)
• Engine room j/b (on left side of engine compt)
• Hot at all times
• Hot in on or accy
• Ign fuse 7.5a
• Igsw
• Instrument panel j/b (behind left side of dash)
• J/c 2 (under left headlight)
• J/c 7 (behind right side of dash)
• M12
• Mpx1
• Mpx2
• Mrel
• Nc+
• Nc-
• Nt+
• Nt-
• Od1
• Odlp
• Odms
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Spd
• Stop fuse 20a
• Stop- light switch (above brake pedal)
• Stp
• Tho
• Throttle position sensor (on side of throttle body)
• Thw
• Vta1

3.0L, A/T Wiring Diagram (2 of 2) for Toyota Highlander Limited 2003

List of elements for 3.0L, A/T Wiring Diagram (2 of 2) for Toyota Highlander Limited 2003:

• A/c control assembly
• A/t indicator switch (on left side of transmission)
• A10
• A11
• B10
• Body ecu (behind right side of dash)
• C11
• C12
• Center j/b (behind upper center of dash)
• Combination meter
• Dash)
• Electronically controlled transmission pattern sensor
• F13
• Hot in on or start
• Ib (right dash brace)
• Ign 1 fuse 7.5a
• Instrument panel j/b (behind left side of dash)
• J/c 8 (behind right side of d
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• O/d main switch
• O/d off
• Passenger side j/b (behind right side of dash)
• Power window master switch w/ ecu
• S10
• S11
• Skid control ecu (above instrument panel j/b)
• Snow
• W/ vsc
• W/o vsc