ENGINE PERFORMANCE – Toyota Tundra SR5 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.4L

3.4L, Engine Performance Wiring Diagram (1 of 4) for Toyota Tundra SR5 2004

List of elements for 3.4L, Engine Performance Wiring Diagram (1 of 4) for Toyota Tundra SR5 2004:

• (behind center of dash) j/c 28, j/c 29
• (upper left side of dash) diode
• +bm
• 4wd
• A/c system
• A/t indicator light switch
• A/t oil temp
• Ac1
• Acc fuse 15a
• Act
• Anti-lock brake system
• Batt
• C11
• C12
• C13
• C14
• Ccs
• Combination meter
• Control unit
• Cruise control system
• Data link connector 3 (left side of dash)
• Driver side j/b
• Driver side j/b (behind left side of dash)
• Eng+
• Eng-
• Engine control module (behind right side of dash)
• F/ps
• F11
• G11
• Gauge fuse 10a
• Hot in run or acc
• Hot in run or start
• Hot in start
• Ie (behind left kick panel)
• Ig+
• Ign fuse 5a
• Igsw
• J/c 4 (behind left kick b panel)
• J/c 5 (behind upper left side of dash)
• J/c 9 (behind upper left side of dash)
• J28
• J29
• Malf ind lamp
• Mrel
• Neo
• Nsw
• O/d main switch (center of dash)
• O/d off ind
• Odlp
• Odms
• Oilw
• Pnk
• Red
• Sil
• Sp1
• St-
• Sta
• Sta fuse 5a
• Starting/charging system
• Stp
• Tfn
• Transmission system (4wd circuit)
• Trc+
• Trc-
• Vehicle speed sensor (m/t) (on trans)
• Wfse

3.4L, Engine Performance Wiring Diagram (2 of 4) for Toyota Tundra SR5 2004

List of elements for 3.4L, Engine Performance Wiring Diagram (2 of 4) for Toyota Tundra SR5 2004:

• Air fuel ratio sensor (bank 1, sensor 1) (on exhaust system)
• Electronically controlled transmission solenoid
• Engine room r/b (left side of engine compt)
• Etcs fuse 15a
• Heated oxygen sensor (bank 1, sensor 2) (on exhaust system)
• Hot at all times
• I3 (dash harn, behind right side of dash)
• Mass airflow meter (on air cleaner housing)
• Pnk
• Red
• Vehicle speed sensor (a/t) (on trans)

3.4L, Engine Performance Wiring Diagram (3 of 4) for Toyota Tundra SR5 2004

List of elements for 3.4L, Engine Performance Wiring Diagram (3 of 4) for Toyota Tundra SR5 2004:

• (above accelerator pedal) accelerator pedal position sensor
• (behind right side of dash) engine control module
• (dash harn, behind right side of dash)
• (left side of engine) ed
• (on throttle body assembly) throttle position sensor
• (on throttle body) throttle control motor
• (top left of engine) engine coolant temperature sensor
• A/t oil temperature sensor (on transmission)
• Af1+
• Af1-
• E red
• E01
• E02
• E03
• E04
• E2g
• Efi 1 fuse 15a
• Efi 2 fuse 10a
• Engine room r/b (left side of engine compt)
• Ge01
• Hot at all times
• Ht2b
• Htaf1
• J/c 14, j/c 15 (under driver's seat)
• J/c 2 (under engine room r/b)
• J/c 26, j/c 27 (behind left kick panel)
• J14
• J15
• J26
• J27
• Knk1
• Knk2
• Knock sensor 1 (right side of engine)
• Knock sensor 2 (left side of engine)
• Me02
• Nca
• Oil
• Ox2b
• Pnk
• Ptnk
• Red
• Tha
• Thw
• Vapor pressure sensor (left rear corner of eng compt)
• Vsv (canister closed valve) (under left side of vehicle)
• Vsv (evap) (rear of engine)
• Vta

3.4L, Engine Performance Wiring Diagram (4 of 4) for Toyota Tundra SR5 2004

List of elements for 3.4L, Engine Performance Wiring Diagram (4 of 4) for Toyota Tundra SR5 2004:

• (behind left side of dash) driver side j/b
• (left front fender) ea
• (right side of engine compt) igniter
• (right side of engine compt) noise filter
• (top right of engine)
• Acc
• C/opn relay
• Camshaft position sensor (right front of engine)
• Ccv
• Cl+
• Cl-
• Crankshaft position sensor (left front of engine)
• Ed (left side of engine)
• Efi relay
• Engine control module (behind right side of dash)
• Engine room r/b (left side of engine compt)
• Evp1
• Fuel injectors
• Fuel pump (in fuel tank)
• Hot at all times
• I3 (dash harn, right side of dash) jc
• Igf
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition switch
• Igt1
• Igt2
• Igt3
• J/c 25 (left side of engine compt)
• J/c 26, j/c 27 (behind left kick panel)
• J/c 3 (left kick panel)
• J/c 8 (behind upper left side of dash)
• J26
• J27
• Lock
• Ne+
• Ne-
• Power steering oil pressure switch (right front of engine)
• Psw
• Red
• Run
• Slt+
• Slt-
• Sp2+
• Sp2-
• Start
• Vpa
• Vpa2
• Vta2

4.7L

4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (1 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (1 of 4) for Toyota Tundra SR5 2004:

• (behind left side of dash) driver side j/b
• (dash harn, behind right side of dash)
• A/c system
• Acc
• Accr
• Camshaft position sensor (left front of engine)
• Ccv
• Crankshaft position sensor (left front of engine)
• E01
• E02
• E03
• E2g
• Eb (right rear of engine)
• Ec (left side of firewall)
• Engine control module (behind right side of dash)
• Engine coolant temperature sensor (right front of engine)
• Fpr
• Fuel injectors
• G2+
• G2-
• Ge01
• Hot at all times
• Igf1
• Igf2
• Igniters & ignition coils
• Ignition switch
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Igt7
• Igt8
• J/c 19 (behind center of dash)
• Lck1
• Lock
• Mass airflow meter (on air cleaner housing)
• Me01
• Nca
• Ne+
• Ne-
• Noise filter
• Nsw
• Pnk
• Power distribution system
• Prg
• Red
• Run
• Sta
• Start
• Starting/charging system
• Stsw
• Tha
• Throttle position sensor (on throttle body assembly)
• Thw
• Vta1
• Vta2

4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (2 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (2 of 4) for Toyota Tundra SR5 2004:

• (dash harn, behind right side of dash)
• (left front fender) ea
• (on bracket, above brake pedal) stoplight switch
• A/t indicator light switch (integral to park/neutral position switch) (on trans)
• A/t oil temp
• Acc fuse 15a
• C j/c 10 (upper left side of dash)
• C/opn relay
• C11
• C13
• C14
• Combination meter
• Control unit
• Diode (a/t) (upper left side of dash)
• Driver side j/b
• Driver side j/b (behind left side of dash)
• Ec (left side of firewall)
• Efi relay
• Engine room r/b (left side of engine compt)
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuel pump resistor (left side of engine compt)
• G11
• Gauge fuse 10a
• Hot at all times
• Hot in run or acc
• Hot in run or start
• Idle-up diode (behind right side of dash)
• Ie (behind left kick panel)
• Integration relay
• J/c
• J/c 10 (behind upper left side of dash)
• J/c 28, j/c 29 (behind center of dash)
• J/c 3 (behind left kick panel)
• J/c 9 (behind upper left side of dash)
• J28
• J29
• Malf ind lamp
• O/d off ind
• Red
• Stop fuse 15a
• Tail fuse 15a
• Vsv (evap) (left side of engine)

4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (3 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (3 of 4) for Toyota Tundra SR5 2004:

• (under left side of vehicle) vapor pressure sensor
• +bm
• A/c system
• A/cs
• Acld
• Acmg
• Ccs
• Cruise control system
• Driver side j/b (behind lower left side of dash)
• Efi 1 fuse 15a
• Engine control module (behind right side of dash)
• Engine room r/b (left side of engine compt)
• Etcs fuse 10a
• Hot at all times
• Hot in start
• Ie (behind left kick panel)
• J/c 14, j/c 15 (under driver's seat)
• J/c 26, 27 (behind left kick panel)
• J/c 9 (behind upper left side of dash)
• J14
• J15
• J26
• J26 j/c 26, 27 (behind left kick panel)
• J27
• O/d main switch
• Odlp
• Oilw
• Red
• Spd
• St1-
• Sta fuse 5a
• Stp
• The
• Trans- mission system
• Vsv (cannister closed valve) (under left side of vehicle)

4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (4 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Access/Standard Cab (4 of 4) for Toyota Tundra SR5 2004:

• (above accelerator pedal) accel pedal position sensor
• (behind left kick panel) j/c 26, 27
• (behind left kick panel) j/c 4
• (dash harn right side of dash)
• (dash harn right side of dash) i5
• (left side of trans) o/d direct clutch speed sensor
• (on trans) vehicle speed sensor
• (on transmission)
• +b2
• 4wd
• A red
• A/t oil temperature sensor
• Anti-lock brakes system
• Batt
• Data link connector 3 (under left side of dash, near center console)
• Driver side j/b (behind left side of dash)
• Efi 2 fuse 15a
• Electronically controlled transmission solenoid (in transmission)
• Els
• Eng+
• Eng-
• Engine control module (behind right side of dash)
• Engine room r/b (left side of engine compt)
• Epa
• Epa2
• F/ps
• F11
• Heated oxygen sensor (bank 1 sensor 1) (on exhaust system)
• Heated oxygen sensor (bank 1 sensor 2) (on exhaust system)
• Heated oxygen sensor (bank 2 sensor 1) (on exhaust system)
• Heated oxygen sensor (bank 2 sensor 2) (on exhaust system)
• Hot in run or start
• Ht1a
• Ht1b
• Ht2a
• Ht2b
• Ign fuse 5a
• Igsw
• J/c 2 (left side of engine compt)
• J/c 26, 27 (behind left kick panel)
• J/c 5 (upper left side of dash)
• J/c 8 (behind upper left side of a dash) red
• J26
• J27
• Knk1
• Knk2
• Knock sensor 1 (left side of engine)
• Knock sensor 2 (right side of engine)
• Mrel
• Nca
• Nco+
• Nco-
• Neo
• Odms
• Ox1a
• Ox1b
• Ox2a
• Ox2b
• Pnk
• Ptnk
• Red
• Sil
• Slt
• Slt+
• Slt-
• Sp2+
• Sp2-
• Star
• Starting/charging system
• Tach
• Thoc
• Transmission system
• Trc+
• Trc-
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Wfse

4.7L, Engine Performance Wiring Diagram, Double Cab (1 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Double Cab (1 of 4) for Toyota Tundra SR5 2004:

• (dash harn, behind upper right side of dash)
• A/c system
• Accr
• Camshaft position sensor (left front of engine)
• Ccv
• Crankshaft position sensor (left front of engine)
• Driver side j/b (left side of dash)
• E01
• E02
• E03
• E2g
• Eb (right rear of engine)
• Ec (left side of firewall)
• Engine control module (behind right side of dash)
• Engine coolant temperature sensor (right front of engine)
• Fpr
• Fuel injectors
• G2+
• G2-
• Ge01
• Hot in run or start
• Igf1
• Igf2
• Ign2 fuse 20a
• Igniters & ignition coils
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Igt7
• Igt8
• J/c 19 (behind center of dash)
• Lck1
• Mass airflow meter (on air cleaner housing)
• Me01
• Nca
• Ne+
• Ne-
• Noise filter
• Nsw
• Pnk
• Power distribution system
• Prg
• Red
• Sta
• Starting/charging system
• Stsw
• Tha
• Throttle position sensor (on throttle body assembly)
• Thw
• Vta1
• Vta2

4.7L, Engine Performance Wiring Diagram, Double Cab (2 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Double Cab (2 of 4) for Toyota Tundra SR5 2004:

• (dash harn, behind upper right side of dash)
• (on bracket, above brake pedal) stoplight switch
• A/t indicator light switch (integral to park/neutral position switch) (on trans)
• A/t oil temp
• A19
• C11
• C13
• C14
• Combination meter
• Control unit
• D12
• Driver side j/b (left side of dash)
• E18
• Ec (left side of firewall)
• Gauge fuse 15a
• Hot at all times
• Hot in run or start
• Ipo
• J/c 28, j/c 29 (behind center of dash)
• J/c 40, j/c 41 (behind left kick panel)
• J/c 42, j/c 43 (behind left kick panel)
• J/c 45 (behind right side of dash)
• J/c 48 (behind left side of dash)
• J/c 49 (w/ towing package) (behind center of dash)
• J/c 55 (behind right side of dash)
• J28
• J29
• J40
• J41
• J42
• J43
• Malf ind lamp
• O/d off ind
• Red
• Stop fuse 15a
• Sub j/b 3 (behind center of dash)
• Tail fuse 15a
• Vapor pressure sensor (under left side of vehicle)
• Vsv (evap) (left side of engine)

4.7L, Engine Performance Wiring Diagram, Double Cab (3 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Double Cab (3 of 4) for Toyota Tundra SR5 2004:

• (in fuel tank) fuel pump
• +bm
• A/c system
• A/cs
• Acld
• Acmg
• Bq (below left front seat)
• C/ opn relay
• Ccs
• Cruise control system
• Ea (left front fender)
• Efi 1 fuse 20a
• Efi 2 fuse 10a
• Efi relay
• Engine control module (behind right side of dash)
• Engine room r/b (left side of engine compt)
• Etcs fuse 10a
• Fuel pump relay
• Fuel pump resistor (left side of engine compt)
• Fuse box (behind left kick panel)
• Hot at all times
• Hot in start
• J/c
• J/c 38, j/c 39 (behind left kick panel)
• J/c 42, j/c 43 (behind left kick panel)
• J/c 47, j/c 48 (behind left side of dash)
• J/c 54 (behind center of dash)
• J38
• J39
• J42
• J43
• J47
• O/d main switch
• Odlp
• Oilw
• Red
• S13 s14
• Short connector
• Spd
• St1-
• Sta fuse 7.5a
• Stp
• The
• Trans- mission system
• Vsv (canister closed valve) (under left side of vehicle)

4.7L, Engine Performance Wiring Diagram, Double Cab (4 of 4) for Toyota Tundra SR5 2004

List of elements for 4.7L, Engine Performance Wiring Diagram, Double Cab (4 of 4) for Toyota Tundra SR5 2004:

• (above accelerator pedal) accel pedal position sensor
• (dash harn, behind upper right side of dash)
• (left side of trans) o/d direct clutch speed sensor
• (on trans) vehicle speed sensor
• (on transmission)
• +b2
• 4wd
• A/t oil temperature sensor
• Anti-lock brakes system
• Batt
• Data link connector 3 (under left side of dash, near center console)
• Driver side j/b (left side of dash)
• E17
• Electronically controlled transmission solenoid (in transmission)
• Els
• Eng+
• Eng-
• Engine control module (behind right side of dash)
• Epa
• Epa2
• F/ps
• Heated oxygen sensor (bank 1 sensor 1) (on exhaust system)
• Heated oxygen sensor (bank 1 sensor 2) (on exhaust system)
• Heated oxygen sensor (bank 2 sensor 1) (on exhaust system)
• Heated oxygen sensor (bank 2 sensor 2) (on exhaust system)
• Hot in run or start
• Ht1a
• Ht1b
• Ht2a
• Ht2b
• Ign1 fuse 10a
• Igsw
• J/c 55, j/c 56 (behind right side of dash)
• J55
• J56
• Knk1
• Knk2
• Knock sensor 1 (left side of engine)
• Knock sensor 2 (right side of engine)
• Mrel
• Nca
• Nco+
• Nco-
• Neo
• Odms
• Ox1a
• Ox1b
• Ox2a
• Ox2b
• Pnk
• Ptnk
• Red
• Sil
• Slt
• Slt+
• Slt-
• Sp2+
• Sp2-
• Star
• Starting system
• Sub j/b 3 (behind center of dash)
• Tach
• Thoc
• Transmissions system
• Trc+
• Trc-
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Wfse