TRANSMISSION – Toyota Tundra Limited 2003 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

3.4L

3.4L, 4WD Wiring Diagram for Toyota Tundra Limited 2003

List of elements for 3.4L, 4WD Wiring Diagram for Toyota Tundra Limited 2003:

• (a/t)
• 4wd
• 4wd fuse 20a
• 4wd ind
• A/t
• A/t p ind
• Abs actuator with ecu (right rear of engine compt)
• Acc fuse 15a
• Add actuator (front of engine)
• C11
• C12
• C14
• Combination meter
• Detection switch (4wd position) (transfer case)
• Detection switch (l4 position) (transfer case)
• Detection switch (neutral position) (transfer case)
• Diode (a/t) (behind upper left side of dash)
• Driver side j/b (lower left side of dash)
• Engine control module (behind right side of dash)
• Ex13
• G11
• Gauge fuse 10a
• Hot in on or acc
• Hot in on or start
• J/c 10 (behind upper left side of dash)
• J/c 11 (behind upper right side of dash)
• J/c 12 (behind upper right side of dash)
• J/c 13 (right kick panel)
• J/c 8 (behind upper left side of dash)
• J/c 9 (behind upper left side of dash)
• M/t
• Neutral position switch (part of park/ neutral position switch)
• Red
• Tfn
• Transmission control relay (behind lower right side of dash)
• W/ door lock ctrl
• W/o door lock ctrl

3.4L, A/T Wiring Diagram for Toyota Tundra Limited 2003

List of elements for 3.4L, A/T Wiring Diagram for Toyota Tundra Limited 2003:

• (behind upper left side of dash)
• (behind upper left side of dash) diode
• (behind upper left side of dash) j/c 8
• (dash harn, behind right side of dash) i3
• (left side of engine compt)
• (on transaxle) park/neutral position switch
• A/t oil temp
• A/t oil temperature sensor (on trans- mission)
• Acc fuse 15a
• Batt
• C11
• C12
• C13
• C14
• Combination meter
• Driver side j/b (lower left side of dash)
• E01
• E02
• E03
• Ea (left front fender)
• Ed (left side of engine)
• Efi 1 fuse 20a
• Efi relay
• Electronically controlled transmission solenoids
• Engine control module (behind right side of dash, near "a" pillar)
• Engine coolant temperature sensor (front of engine)
• Engine room r/b (left side of engine compt)
• F11
• G11
• Gauge fuse 10a
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Hot in start
• Ie (behind left kick panel)
• Ign fuse 5a
• Igsw
• Ih (behind right kick panel)
• J/c
• J/c 12 (behind upper right side of dash)
• J/c 18 (left side of engine compt)
• J/c 5 (behind upper left side of dash)
• J/c 8 (behind upper left side of dash)
• J/c 9 (behind upper left side of dash)
• Me01
• Mrel
• No. 1
• No. 2
• No. 3
• Nsw
• O/d main switch (center of dash)
• O/d off
• Odlp
• Odms
• Oil
• Oilw
• Pnk
• Red
• Slt
• Slt+
• Slt-
• Sp1
• Sp2+
• Sp2-
• Sta
• Sta fuse 5a
• Starting system
• Stop fuse 15a
• Stoplight switch (on bracket, above brake pedal)
• Stp
• Throttle position sensor (on throttle body assembly)
• Thw
• Vehicle speed sensor (on trans- mission)
• Vta
• Vta2

4.7L

4.7L, 4WD Wiring Diagram for Toyota Tundra Limited 2003

List of elements for 4.7L, 4WD Wiring Diagram for Toyota Tundra Limited 2003:

• (behind upper right side of dash)
• (dah harn, behind right side of dash) i3
• 2-4
• 4hi ind
• 4lo ind
• 4wd
• 4wd control ecu (right kick panel)
• 4wd fuse 20a
• Abs actuator with ecu (right rear of engine compt)
• Acc fuse 15a
• Add
• Add actuator (center rear of engine compt)
• C11
• C12
• C13
• C14
• Combination meter
• Detection switch (4wd position) (transfer case)
• Detection switch (l4 position) (transfer case)
• Diode (a/t) (behind upper left side of dash)
• Dl1
• Dl2
• Dm1
• Dm2
• Driver side j/b (lower left side of dash)
• Engine control module (behind right side of dash)
• Ex13
• G11
• Gauge fuse 10a
• Gnd
• H-l
• Hot in on or acc
• Hot in on or start
• I24
• Ind1
• Ind2
• Integration control & panel (behind center of dash)
• J/c 11 (behind upper right side of dash)
• J/c 12
• J/c 13 (right kick panel)
• J/c 8 (behind upper left side of dash)
• J/c 9 (behind upper left side of dash)
• Neutral position switch (part of park/ neutral position switch)
• Pnk
• Red
• Spd
• Speedo
• Tl1
• Tl2
• Tl3
• Tm1
• Tm2
• Transfer shift actuator (on transfer case)
• W/ door lock ctrl
• W/o door lock ctrl

4.7L, A/T Wiring Diagram for Toyota Tundra Limited 2003

List of elements for 4.7L, A/T Wiring Diagram for Toyota Tundra Limited 2003:

• (behind upper left side of dash)
• (behind upper left side of dash) diode
• (behind upper left side of dash) j/c 8
• (behind upper left side of dash) j/c 9
• (dash harn, upper right side of dash)
• (left front fender) ea
• (left side of engine compt)
• (left side of firewall) ec
• (on transaxle) park/neutral position switch
• (right rear of engine) eb
• +b2
• A/t oil temp
• A/t oil temperature sensor (on trans- mission)
• Acc fuse 15a
• Batt
• C11
• C12
• C13
• C14
• Combination meter
• Driver side j/b (lower left side of dash)
• E01
• E02
• E03
• Efi 1 fuse 20a
• Efi relay
• Electronically controlled transmission solenoids
• Engine control module (behind right side of dash, near "a" pillar)
• Engine coolant temperature sensor (right front of engine)
• Engine room r/b (left side of engine compt)
• F11
• G11
• Gauge fuse 10a
• Gw01
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Hot in start
• Ie (behind left kick panel)
• Ign fuse 5a
• Igsw
• Ih (behind right kick panel)
• J/c
• J/c 11 (behind upper right side of dash)
• J/c 12 (behind upper right side of dash)
• J/c 18 (left side of engine compt)
• J/c 5 (behind upper left side of dash)
• J/c 8 (behind upper left side of dash)
• Me01
• Mrel
• Nc0-
• Nco+
• No. 1
• No. 2
• No. 3
• Nsw
• O/d direct clutch speed sensor (left side of trans- mission)
• O/d main switch (center of dash)
• O/d off
• Odlp
• Odms
• Oilw
• Pnk
• Red
• Slt
• Slt+
• Slt-
• Sp2+
• Sp2-
• Spd
• Sta
• Sta fuse 5a
• Star
• Starting system
• Stop fuse 15a
• Stoplight switch (on bracket, above brake pedal)
• Stp
• Stsw
• Thoc
• Throttle position sensor (on throttle body assembly)
• Thw
• Vehicle speed sensor (on trans- mission)
• Vta
• Vta2