TRANSMISSION – Toyota Tacoma X-Runner 2005 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

4WD Wiring Diagram (1 of 2) for Toyota Tacoma X-Runner 2005

List of elements for 4WD Wiring Diagram (1 of 2) for Toyota Tacoma X-Runner 2005:

• (a/t)
• (left rear of vehicle bed, behind taillight)
• (m/t)
• (rear of cylinder head) eh (2.7l)
• (right end of dash) ie
• (right rear of engine compt) ee (4.0l)
• (w/ vsc: lower left side of dash) (w/o vsc: right rear of engine compt)
• 2-4
• 2.7l
• 4.0l
• 4wd
• 4wd control ecu (right side of dash)
• 4wd control switch (center of dash)
• 4wd fuse 20a
• 4wd position transfer indicator switch (on transmission assembly)
• A13
• A18
• A19
• A21
• A22
• Add
• Add actuator assembly (if equipped) (front of engine)
• B17
• C13
• C14
• Detection switch
• Differential lock shift actuator assembly
• Differential lock switch (left side of dash)
• Dl1
• Dl2
• Dm1
• Dm2
• Driver side j/b (left side of dash)
• Engine control module (behind right side of dash)
• F12
• F13
• Gnd
• H17
• Hot in run or start
• Ic (center of dash)
• Ig1 2 fuse 10a
• Ind1
• Ind3
• Instrument panel j/b 1 (at left side of dash)
• Instrument panel j/b 2 (right side of dash)
• J/c 13 (right side of dash)
• J/c 14 (right side of dash)
• J/c 5 (right side of dash)
• L4 position transfer indicator switch (on transmission assembly)
• Limit switch
• Mtn
• Pnk
• Red
• Rlp
• Rly1
• Rly2
• Skid control ecu w/ actuator
• Spd
• Tl1
• Tl2
• Tl3
• Tm1
• Tm2
• Transfer shift actuator assembly (on transmission)
• W/ vsc
• W/o vsc

4WD Wiring Diagram (2 of 2) for Toyota Tacoma X-Runner 2005

List of elements for 4WD Wiring Diagram (2 of 2) for Toyota Tacoma X-Runner 2005:

• 4lo ind lamp
• 4wd ind lamp
• B13
• C10
• Clutch start diode (right side of dash)
• Combination meter
• Driver side j/b (left side of dash)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left front of engine compt)
• Gauge fuse 7.5a
• H13
• H18
• Hot in run or start
• Hot in start
• Ia (left side of dash)
• Ig1 fuse 10a
• Instrument panel j/b 1 (left side of dash)
• Instrument panel j/b 2 (right side of dash)
• J/c 1 (behind upper left side of dash)
• Park/ neutral position switch (on trans)
• Pnk
• Rear diff lock
• Rear differential transfer indicator switch (on rear differential)
• Red
• Sta fuse 7.5a

Rear Differential Lock Wiring Diagram for Toyota Tacoma X-Runner 2005

List of elements for Rear Differential Lock Wiring Diagram for Toyota Tacoma X-Runner 2005:

• (left rear of vehicle bed, behind taillight)
• 4wd control ecu (right side of dash)
• 4wd fuse 20a
• B13
• C10
• C13
• C14
• Combination meter
• Differential lock shift actuator assembly
• Differential lock switch (left side of dash)
• Driver side j/b (left side of dash)
• Gauge fuse 7.5a
• Gnd
• H17
• H18
• Hot in run or start
• Ia (left side of dash)
• Ie (right end of dash)
• Ig1 2 fuse 10a
• Instrument panel j/b 1 (at left side of dash)
• Instrument panel j/b 1 (left side of dash)
• Instrument panel j/b 2 (right side of dash)
• J/c 1 (behind upper left side of dash)
• J/c 13 (right side of dash)
• J/c 14 (right side of dash)
• Pnk
• Rear diff lock
• Rear differential transfer indicator switch (on rear differential)
• Rlp
• Rly1
• Rly2
• Spd

2.7L

2.7L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma X-Runner 2005

List of elements for 2.7L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma X-Runner 2005:

• (4wd)
• (below left center of dash) data link connector 3
• 1a (left side of dash)
• 4wd
• At3
• Atd
• C10
• C12
• C13
• C14
• C15
• C16
• C17
• Canh
• Canl
• Combination meter
• Computer data lines system
• Driver side j/b (left side of dash)
• E03
• E04
• E11
• E15
• Eg (rear of cylinder head)
• Electronically controlled transmission solenoid
• Engine control module (ecm) (behind right side of dash)
• H13
• Hot in run or start
• Ig1 fuse 10a
• Instrument panel j/b 1 (left side of dash)
• Instrument panel j/b 2 (right side of dash)
• J/c 4 & j/c 5 (right side of dash)
• Me01
• Nco+
• Nco-
• Nssd
• Ot2
• Park/ neutral position switch (on trans)
• Pnk
• Red
• Shift lock control ecu (under center console)
• Slt
• Slt+
• Slt-
• Slu
• Slu+
• Slu-
• Sp2+
• Sp2-
• Spd
• Stp
• Tach
• Tho1
• Thwo
• Transmission revolution sensor (turbine) (left side of transmission)
• Transmission system (4wd circuit)
• Vehicle speed sensor (on trans)

2.7L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma X-Runner 2005

List of elements for 2.7L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma X-Runner 2005:

• +bm
• 1e (right end of dash)
• A/t fluid temperature sensor (on trans) (top center of engine)
• A11
• A30
• A33
• Acc
• Acceleration position sensor (behind left side of dash)
• Am2
• Batt
• Driver side j/b (left side of dash)
• E01
• E02
• Ea (right front fender)
• Eb (near battery)
• Efi fuse 20a
• Efi relay
• Eh (rear of cylinder head)
• Engine control module (ecm) (behind right side of dash)
• Engine controls system
• Engine coolant temperature sensor (top center of engine)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left front of engine compt)
• Epa
• Epa2
• Etcs fuse 10a
• Gauge fuse 7.5a
• Ge01
• Hot at all times
• I15
• I5 (dash harn, right side of dash)
• I7 (dash harn, right side of dash)
• Ig2
• Ign fuse 15a
• Ignition switch
• Igsw
• J/c 12 (right side of dash)
• J/c 13 (right side of dash)
• J/c 14 (right side of dash)
• Lock
• Mrel
• Nca
• Off
• Pnk
• Red
• Start
• Stop fuse 10a
• Stop lp ctrl relay
• Stoplamp switch (on bracket, above brake pedal)
• Thoc
• Throttle body assembly
• Thw
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vta1
• Vta2
• W/ vsc
• W/o vsc

4.0L

4.0L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma X-Runner 2005

List of elements for 4.0L, A/T Wiring Diagram (1 of 2) for Toyota Tacoma X-Runner 2005:

• (2wd a/t)
• 1a (left side of dash)
• 1e (right end of dash)
• 4wd
• 4wd circuit
• A/t oil temp
• At2
• At4
• Atd
• Atl
• C10
• C12
• C13
• C14
• C15
• C16
• C17
• Canh
• Canl
• Combination meter
• Computer data lines system
• Driver side j/b (left side of dash)
• E03
• E04
• E05
• E12
• E14
• E15
• Ed (right rear of engine compt)
• Ee (right rear of engine compt)
• Electronically controlled transmission solenoid
• Engine control module (ecm) (behind right side of dash)
• Eom
• H13
• Hot in run or start
• Ic (center of dash)
• Ig1 fuse 10a
• Instrument panel j/b 2 (right side of dash)
• J/c 1 (behind upper left side of dash)
• J/c 13 (right side of dash)
• J/c 14 (right side of dash)
• J/c 4 & j/c 5 (right side of dash)
• J/c 5 (right side of dash)
• Me01
• Nssd
• Nssl
• Nt+
• Nt-
• Oilw
• Ot1
• Ot2
• Park/ neutral position switch (on trans)
• Pnk
• Red
• Sel
• Shift lock control ecu (under center console)
• Sl1
• Sl1+
• Sl1-
• Sl2
• Sl2+
• Sl2-
• Slt
• Slt+
• Slt-
• Slu
• Slu+
• Slu-
• Sp2+
• Sp2-
• Spd
• Tach
• Tho1
• Tho2
• Thwo
• Transmission revolution sensor (transmission) (right rear of transmission)
• Transmission revolution sensor (turbine) (left side of transmission)

4.0L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma X-Runner 2005

List of elements for 4.0L, A/T Wiring Diagram (2 of 2) for Toyota Tacoma X-Runner 2005:

• +b2
• +bm
• A11
• A30
• A33
• Acc
• Acceleration position sensor (behind left side of dash)
• Am2
• Batt
• Data link connector 3 (below left center of dash)
• Driver side j/b (left side of dash)
• E01
• E02
• Ea (at right front fender)
• Eb (near battery)
• Ee (right rear of engine compt)
• Efi fuse 20a
• Efi relay
• Engine control module (ecm) (behind right side of dash)
• Engine controls system
• Engine coolant temperature sensor (top center of engine)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left front of engine compt)
• Epa
• Epa2
• Etcs fuse 10a
• Gauge fuse 7.5a
• Ge01
• Hot at all times
• I15
• I5 (dash harn, right side of dash)
• I8 (dash harn, right side of dash)
• Ig2
• Ign fuse 15a
• Ignition switch
• Igsw
• Instrument panel j/b 1 (left side of dash)
• Lock
• Mrel
• Nca
• Off
• Pnk
• Red
• Start
• Stop fuse 10a
• Stop lp ctrl relay
• Stoplamp switch (on bracket, above brake pedal)
• Stp
• Throttle body assembly
• Thw
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vta1
• Vta2
• W/ vsc
• W/o vsc