ENGINE PERFORMANCE – Toyota 4Runner SR5 2005 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.0L

4.0L, Engine Performance Wiring Diagram (1 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.0L, Engine Performance Wiring Diagram (1 of 6) for Toyota 4Runner SR5 2005:

• (4wd)
• (behind right end of dash) j/c j31 & j32
• (behind right side of dash) j/c 26
• (behind upper right side of dash)
• (eng harn, near front of right cyl head)
• (front of
• (on front of right cyl head) right vvt sensor
• (on lower front of eng) crankshaft position sensor
• +b2
• +bm
• 4wd
• 4wd control ecu (behind lower right end of dash)
• A/c system
• Accel position sensor (behind left side of dash)
• Accr
• Add
• Add actuator (4wd)
• Batt
• Combination meter
• Computer data lines system
• Ee (rear of right cyl head)
• Ef (on rear of left cyl head)
• Engine control module (ecm) (behind right end of dash)
• Ep1
• Ep2
• Epa
• Epa2
• F10
• Fpr
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• G2+
• G2-
• I8 (behind upper right side of dash)
• Igsw
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• J/c j28 (behind right end of dash)
• J/c j29 & j30 (behind right end of of dash)
• J/c j31 & j32 (behind right end of dash)
• J/c j8 (behind inst cluster)
• J29
• J30
• J31
• J32
• Leak detection pump assembly (at rear of vehicle)
• Left cyl head) right camshaft timing oil control valve
• Left vvt sensor (front of left cyl head)
• Mpmp
• Mrel
• Nca
• Ne+
• Ne-
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Power steering oil pressure switch (right front of eng compt)
• Ppmp
• Psw
• Red
• Right cyl head) left camshaft timing oil control valve
• Sta
• Stp
• Stsw
• Vcp1
• Vcp2
• Vcpa
• Vpa
• Vpa1
• Vpa2
• Vpmp
• Vv2-

4.0L, Engine Performance Wiring Diagram (2 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.0L, Engine Performance Wiring Diagram (2 of 6) for Toyota 4Runner SR5 2005:

• (behind upper right side of dash)
• (dash harn, behind left end of dash)
• (eng harn, between batt and eng room j/b)
• (left front inner fender) eb
• A/f heater fuse 15a
• A/f heater relay
• Acc cut relay
• Af+
• Af-
• Air fuel ratio sensor (bank 1 sensor 1) (on right exhaust pipe, near eng)
• Air fuel ratio sensor (bank 2 sensor 1) (on left exhaust pipe, near eng)
• Bo (on left "d" pillar)
• C/opn relay
• Ee (rear of right cyl head)
• Efi 2 fuse 10a
• Efi fuse 20a
• Efi relay
• Engine room r/b (on left side of engine compt)
• Etcs fuse 10a
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuel pump resistor (on left side of eng compt)
• Heated oxygen sensor (bank 1 sensor 2) (on right exhaust pipe, near trans)
• Heated oxygen sensor (bank 2 sensor 2) (on left exhaust pipe, near trans)
• Hot at all times
• I13 (eng harn, near left rear of eng)
• J/c 2
• J/c j2 & j3 (left front of eng compt)
• J/c j26 (behind right side of dash)
• J/c j28 (behind right side of dash)
• J/c j3
• J/c j4 (behind upper left end of dash)
• J/c j40 & j41 (on left side of cargo area, near "d" pillar)
• J40
• J41
• Nca
• Pnk
• Stop fuse 10a

4.0L, Engine Performance Wiring Diagram (3 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.0L, Engine Performance Wiring Diagram (3 of 6) for Toyota 4Runner SR5 2005:

• (behind right center of dash) center j/b
• (behind right side of dash) j/c j28
• (behind upper left end of dash) j/c j4
• (dash harn, behind upper right side of dash)
• (on right side of transmission) park/neutral position switch
• (rear of left cyl head) ef
• A1a+
• A1a-
• A2a+
• A2a-
• Acc
• Driver side j/b (behind lower left end of dash)
• E10
• E11 (eng harn, near rear of right cyl head)
• E23
• Ee (on rear of right cyl head)
• Ekn2
• Eknk
• Engine control module (ecm) (behind right end of dash)
• Eo3
• Eo4
• Eo5
• Ha1a
• Ha2a
• Hot at all times
• Ht2b
• Ign fuse 10a
• Ignition switch
• J/c j4 (behind upper left end of dash)
• J11
• Knk1
• Knk2
• Knock sensor 1 (on top of eng)
• Knock sensor 2 (on top of eng)
• Lock
• Me01
• Nca
• Nt+
• Nt-
• Ox2b
• P/n
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp2+
• Sp2-
• Sta 2 fuse 7.5a
• Star/nsw
• Start
• Starting system
• Stoplight switch (behind left side of dash, above brake pedal)
• Th01
• Th02
• Turbine speed sensor (left side of trans)
• Vehicle speed sensor (on trans)

4.0L, Engine Performance Wiring Diagram (4 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.0L, Engine Performance Wiring Diagram (4 of 6) for Toyota 4Runner SR5 2005:

• (behind upper right side of dash)
• (on rear of right cylinder head)
• A/t oil temp ind
• C10
• C11
• Center j/b (behind right center of dash)
• Combination meter
• Computer data lines system
• Cpu
• Driver side j/b (behind lower left end of dash)
• Electronically controlled transmission solenoid (on transmission)
• Gauge fuse 7.5a
• Hot in on and start
• J/c j31 & j32 (behind right end of dash)
• J/c j8 & j9 (behind instrument cluster)
• J31
• J32
• K11
• Mil ind
• Ot+
• Ot-
• Ot2+
• Ot2-
• Pnk
• Red
• Red/
• Skid control ecu (w/ actuator) (left rear of eng compt)
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp1
• Speedometer
• Tachometer

4.0L, Engine Performance Wiring Diagram (5 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.0L, Engine Performance Wiring Diagram (5 of 6) for Toyota 4Runner SR5 2005:

• (at rear of eng) noise filter (ignition 1)
• (behind upper right side of dash)
• (eng harn, near center of left cyl head)
• (eng harn, near rear of right cyl head) e9
• (on right side of eng compt) mass airflow (maf) meter
• Center j/b (behind right center of dash)
• Defog fuse 30a
• Dome fuse 10a
• E12
• E2g
• Ef (on rear of left cylinder head)
• Engine coolant temperature sensor (on upper left side of engine)
• Engine room r/b (left side of eng compt)
• Hot at all times
• Hot w/ defog relay energized
• Ignition coil & igniter 1
• Ignition coil & igniter 2
• Ignition coil & igniter 3
• Ignition coil & igniter 4
• Ignition coil & igniter 5
• Ignition coil & igniter 6
• J/c j10 & j11 (behind instrument cluster)
• J/c j22 (behind instru- j22 ment cluster)
• J/c j29 & j30 (behind right end of dash)
• J/c j7 (behind left end of dash)
• J/c j8 & j9 (behind instrument cluster)
• J10
• J11
• J22
• J29
• J30
• Pnk
• Red
• Red d
• Red h
• Tha

4.0L, Engine Performance Wiring Diagram (6 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.0L, Engine Performance Wiring Diagram (6 of 6) for Toyota 4Runner SR5 2005:

• (behind right center of dash) j/c j25
• (behind right end of dash)
• (behind upper right side of dash)
• (on rear of right cyl head)
• (on throttle body) throttle control motor & throttle position sensor
• A j34
• A/c system
• Ac1
• Acis
• Act
• At2
• At4
• Atd
• Atl
• Canh
• Canl
• Computer data lines system
• Driver side j/b (behind lower left end of dash)
• E01
• E02
• E2g
• Efii
• Efio
• Els1
• Els2
• Engine control module (ecm) (behind right end of dash)
• Eom
• Exterior lights system
• F/ps
• Ge01
• Hot in on & start
• Ht1b
• Ig1 fuse 15a
• Igf1
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Imi
• Imo
• J/c j31 & j32 (behind right end of dash)
• J/c j33 & j34
• J/c j33 & j34 (behind right end of dash)
• J/c j35 & j36 (behind right end of dash)
• J/c j37 (on right kick panel)
• J31
• J32
• J33
• J34
• J35
• J36
• Nca
• Nssd
• Nssl
• Oilw
• Ox1b
• Park/ neutral position switch (on right side of transmission)
• Pnk
• Prg
• Red
• Spd
• Tach
• Tha
• Thw
• Thwo
• Transmission control switch
• Transponder key computer (behind upper right side of dash)
• Vsv (acis) (on rear of eng)
• Vsv (evap) (on upper left side of eng)
• Vta1
• Vta2

4.7L

4.7L, Engine Performance Wiring Diagram (1 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (1 of 6) for Toyota 4Runner SR5 2005:

• driver (left side of eng compt)
• (4wd)
• (behind right end of dash) j/c j31 & j32
• (behind right side of dash) j/c 26
• (behind upper right side of dash)
• (eng harn, near rear of eng)
• (front of
• (on front of left cyl head) camshaft position sensor
• (on lower front of eng) crankshaft position sensor
• (on top of eng) eq
• (rear of right cyl head)
• +b2
• +bm
• 4wd
• 4wd control ecu (behind lower right end of dash)
• A/c system
• A43
• A44 vp
• Accel position sensor (behind left side of dash)
• Accr
• Aida
• Air injector control
• Air pump (top right side of eng)
• Air swit- ching valve (on top of eng)
• Airp
• Airv
• Batt
• Combination meter
• Computer data lines system
• Ed (left cyl head)
• Engine control module (ecm) (behind right end of dash)
• Ep1
• Ep2
• Epa
• Epa2
• Fpr
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj 7
• Fuel inj 8
• G2+
• G2-
• Igsw
• Ik (on right kick panel)
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• J/c j29 & j30 (behind right end of of dash)
• J/c j31 & j32 (behind right end of dash)
• J/c j33 (behind right end of dash)
• J/c j37
• J/c j8 (behind inst cluster)
• J29
• J30
• J31
• J32
• J33
• Leak detection pump assembly (at rear of vehicle)
• Left cyl head) left camshaft timing oil control valve
• Left vvt sensor (left of front cyl head)
• Mpmp
• Mrel
• Nca
• Ne+
• Ne-
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Pnk
• Ppmp
• Red
• Right cyl head) right camshaft timing oil control valve
• Right vvt sensor (right of front cyl head)
• Sip
• Siv
• Sta
• Stp
• Stsw
• Vcp1
• Vcp2
• Vcpa
• Vpa
• Vpa1
• Vpa2
• Vpmp
• Vv1+
• Vv1-
• Vv2-

4.7L, Engine Performance Wiring Diagram (2 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (2 of 6) for Toyota 4Runner SR5 2005:

• (behind upper right side of dash)
• (dash harn, behind left end of dash)
• (eng harn, between batt and eng room j/b)
• (left cyl head)
• (left front inner fender) eb
• A/f heater fuse 15a
• A/f heater relay
• A/pump fuse 50a
• Acc cut relay
• Af+
• Af-
• Air fuel ratio sensor (bank 1 sensor 1) (on left exhaust pipe)
• Air fuel ratio sensor (bank 2 sensor 1) (on right exhaust pipe)
• Bo (on left "d" pillar)
• C/opn relay
• Efi 2 fuse 10a
• Efi fuse 20a
• Efi relay
• Engine room r/b (on left side of engine compt)
• Etcs fuse 10a
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuel pump resistor (on left side of eng compt)
• Heated oxygen sensor (bank 1 sensor 2) (on left exhaust pipe)
• Heated oxygen sensor (bank 2 sensor 2) (on right exhaust pipe, near trans)
• Hot at all times
• J/c 2
• J/c j2 & j3 (left front of eng compt)
• J/c j26 (behind right side of dash)
• J/c j28 (behind right side of dash)
• J/c j3
• J/c j4 (behind upper left end of dash)
• J/c j40 & j41 (on left side of cargo area, near "d" pillar)
• J40
• J41
• Nca
• Pnk
• Red
• Stop fuse 10a

4.7L, Engine Performance Wiring Diagram (3 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (3 of 6) for Toyota 4Runner SR5 2005:

• (behind right center of dash) center j/b
• (behind right side of dash) j/c j28
• (behind upper left end of dash) j/c j4
• (dash harn, behind left end of dash) i2
• (on right side of transmission) park/neutral position switch
• (rear of right cyl head) ee
• A1a+
• A1a-
• A2a+
• A2a-
• Acc
• Driver side j/b (behind lower left end of dash)
• E23
• E4 (eng harn, near rear of eng)
• Ed (left cyl head)
• Ekn2
• Eknk
• Engine control module (ecm) (behind right end of dash)
• Eo3
• Eo4
• Eo5
• Ha1a
• Ha2a
• Hot at all times
• Ht2b
• Ign fuse 10a
• Ignition switch
• J/c j4 (behind upper left end of dash)
• J11
• Knk1
• Knk2
• Knock sensor 1 (on left side of engine)
• Knock sensor 2 (on right side of engine)
• Lock
• Me01
• Nca
• Nt+
• Nt-
• Ox2b
• P/n
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp2+
• Sp2-
• Sta 2 fuse 7.5a
• Star/nsw
• Start
• Starting system
• Stoplight switch (behind left side of dash, above brake pedal)
• Th01
• Th02
• Turbine shaft speed sensor (left side of trans)
• Vehicle speed sensor (on trans)

4.7L, Engine Performance Wiring Diagram (4 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (4 of 6) for Toyota 4Runner SR5 2005:

• (behind upper right side of dash)
• (on rear of left cylinder head)
• A/t oil temp ind
• C10
• C11
• Center j/b (behind right center of dash)
• Combination meter
• Cpu
• Driver side j/b (behind lower left end of dash)
• Electronically controlled transmission solenoid (on transmission)
• Gauge fuse 7.5a
• Hot in on and start
• J/c j31 & j32 (behind right end of dash)
• J/c j8 & j9 (behind instrument cluster)
• J31
• J32
• K11
• Mil ind
• Ot+
• Ot-
• Ot2+
• Ot2-
• Pnk
• Red
• Red/
• Skid control ecu (w/ actuator) (left rear of eng compt)
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp1
• Speedometer
• Tachometer

4.7L, Engine Performance Wiring Diagram (5 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (5 of 6) for Toyota 4Runner SR5 2005:

• (behind upper right side of dash)
• (eng harn, near center of left cyl head)
• (eng harn, near rear of eng)
• (eng harn, near rear of right cyl head)
• (on right side of eng compt) mass airflow (maf) meter
• (on upper left side of eng) noise filter (ignition 1)
• (upper right side of eng) noise filter (igniton 2)
• Center j/b (behind right center of dash)
• Defog fuse 30a
• Dome fuse 10a
• E2g
• Ec (on right cylinder head)
• Ed (on left cyl head)
• Engine coolant temperature sensor (on right front of engine)
• Engine room r/b (left side of eng compt)
• Hot at all times
• Hot w/ defog relay energized
• Ignition coil & igniter 1
• Ignition coil & igniter 2
• Ignition coil & igniter 3
• Ignition coil & igniter 4
• Ignition coil & igniter 5
• Ignition coil & igniter 6
• Ignition coil & igniter 7
• Ignition coil & igniter 8
• J/c j10 & j11 (behind instrument cluster)
• J/c j22 & j23 j22 (behind instru- ment cluster)
• J/c j29 & j30 (behind right end of dash)
• J/c j7 (behind left end of dash)
• J/c j8 & j9 (behind instrument cluster)
• J10
• J11
• J23
• J29
• J30
• Pnk
• Red
• Red d
• Red h
• Tha
• Vsv (air switching valve bank 1) (at right rear of vehicle)
• Vsv (air switching valve bank 2) (at left rear of vehicle)

4.7L, Engine Performance Wiring Diagram (6 of 6) for Toyota 4Runner SR5 2005

List of elements for 4.7L, Engine Performance Wiring Diagram (6 of 6) for Toyota 4Runner SR5 2005:

• (behind right center of dash) j/c j25
• (behind right end of dash)
• (behind upper right side of dash)
• (on rear of right cyl head)
• (on throttle body) throttle control motor & throttle position sensor
• (on top of eng) air pressure sensor
• A j34
• A/c system
• Ac1
• Acis
• Act
• Aip
• Aiv1
• Aiv2
• At2
• At4
• Atd
• Atl
• Canh
• Canl
• Computer data lines system
• Driver side j/b (behind lower left end of dash)
• E01
• E02
• E2g
• Efii
• Efio
• Els1
• Els2
• Engine control module (ecm) (behind right end of dash)
• Eom
• Exterior lifhts system
• F/ps
• Ge01
• Hot in on & start
• Ht1b
• Ig1 fuse 15a
• Igf1
• Igf2
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Igt7
• Igt8
• Imi
• Imo
• Inj 7
• Inj 8
• J/c j31 & j32 (behind right end of dash)
• J/c j33 & j34
• J/c j33 & j34 (behind right end of dash)
• J/c j35 & j36 (behind right end of dash)
• J/c j37 (on right kick panel)
• J31
• J32
• J33
• J34
• J35
• J36
• Nca
• Nssd
• Nssl
• Oilw
• Ox1b
• Park/ neutral position switch (on right side of transmission)
• Pnk
• Prg
• Red
• Spd
• Tach
• Tha
• Thw
• Thwo
• Transmission control switch
• Transponder key computer (behind upper right side of dash)
• Vsv (acis) (on rear of eng)
• Vsv (evap) (on upper left side of eng)
• Vta1
• Vta2