ENGINE PERFORMANCE – Toyota Sequoia Limited 2006 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.7L

4.7L, Engine Performance Wiring Diagram (1 of 6) for Toyota Sequoia Limited 2006

List of elements for 4.7L, Engine Performance Wiring Diagram (1 of 6) for Toyota Sequoia Limited 2006:

• (4wd)
• (above respective spark plug, on each cylinder head) ignition coils & igniters
• (at rear of right cylinder head)
• (behind right end of dash)
• (in dash harness behind right side of dash)
• 4wd
• Acis
• Aip
• Aiv1
• Aiv2
• Camshaft position sensor (on front of left cylinder head)
• Crankshaft position sensor (on lower front of engine)
• E01
• E02
• E2 (in engine harness, at top center rear of engine)
• E2g
• Engine control module (behind right side of dash)
• Engine coolant temperature sensor (on right front of engine)
• Fpr
• G2+
• G2-
• Geo1
• Hot in on or start
• Ht1b
• I4 (in dash harness behind right side of dash)
• Igf1
• Igf2
• Ign 2 fuse 20a
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Igt7
• Igt8
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Inj 7
• Inj 8
• Instru- ment panel j/b (behind left end of dash)
• J/c 18
• Left camshaft timing oil control valve (top left of engine)
• Left vvt sensor (on top left side of engine)
• Mass airflow meter (on right front of engine compt)
• Nca
• Nca nca
• Ne+
• Ne-
• Noise filter (on top center of engine)
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Ox1b
• Pnk
• Prg
• Red
• Right camshaft timing oil control valve (on right front of engine)
• Right vvt sensor (right side of engine compt)
• Sta
• Starting/charging system
• Stsw
• Tha
• Throttle control motor & position sensor (on left front of engine, on throttle body)
• Thw
• Vta1
• Vta2
• Vv1+
• Vv1-
• Vv2+
• Vv2-

4.7L, Engine Performance Wiring Diagram (2 of 6) for Toyota Sequoia Limited 2006

List of elements for 4.7L, Engine Performance Wiring Diagram (2 of 6) for Toyota Sequoia Limited 2006:

• (in dash harness, behind right side of dash)
• (in engine harness, at top center rear of engine)
• (top of engine) air pressure sensor
• (top right side of engine)
• 4wd control ecu (4wd) (behind right center of dash)
• A/f fuse 20a
• A/f relay
• Add actuator (on rear of engine)
• Aip
• C/c
• Ec (at rear of left cylinder head)
• Engine room r/b 2 (on left side of engine compartment)
• F23 add
• Fuel injectors
• Hot at all times
• J/c 2 (on left side of engine com- partment near engine room j/b)
• J/c 42 (right side of dash)
• J/c 5 (on left side of engine com- partment near engine room j/b)
• J/c 51 & 52 (behind right end of dash)
• J51
• J52
• Nca
• Nca e
• Red
• Vsv (acis) (top left of engine)
• Vsv (air switching valve bank 1)
• Vsv (air switching valve bank 2)
• Vsv (evap) (top left side of engine)

4.7L, Engine Performance Wiring Diagram (3 of 6) for Toyota Sequoia Limited 2006

List of elements for 4.7L, Engine Performance Wiring Diagram (3 of 6) for Toyota Sequoia Limited 2006:

• (in dash harness, behind right side of dash)
• A19
• Bi (at left side of room partition crossmember)
• C/opn relay
• Def i/up fuse 7.5a
• E17
• E18
• Efi 1 fuse 20a
• Efi 2 fuse 10a
• Efi relay
• Engine room j/b (on left side of engine compt)
• Engine room r/b 2 (on left side of engine compartment)
• Fuel pump (inside fuel tank)
• Fuel pump relay
• Fuel pump resistor (on left rear of engine compt, below master cylinder)
• Gauge fuse 15a
• H11
• Hot at all times
• Hot in run or acc
• Hot in run or start
• Hot in start
• Hot w/ defog relay energized
• Hot w/ taillight relay energized
• Ign 1 fuse 10a
• Instrument panel j/b (behind left end of dash)
• Ipo
• J/c 16 (behind right end of dash)
• J/c 2 (on left side of eng compartment, near engine room j/b)
• J/c 44 & 45 (right kick panel)
• J/c 5 (on left side of engine compartment near engine room j/b)
• J14
• J15 j/c 14 & 15
• J44
• J45
• Rad 2 fuse 7.5a
• Sta fuse 7.5a
• Stop fuse 15a
• Stoplight switch (on bracket, above brake pedal)
• Sub j/b 4 (behind right side of instrument cluster)
• Tail fuse 15a

4.7L, Engine Performance Wiring Diagram (4 of 6) for Toyota Sequoia Limited 2006

List of elements for 4.7L, Engine Performance Wiring Diagram (4 of 6) for Toyota Sequoia Limited 2006:

• (4wd)
• (behind left end of dash) instrument panel j/b
• 2lo
• A/t oil temp ind
• A15
• Ac1
• Act
• Canh
• Canl
• Ccs
• Combination meter
• Computer data lines system
• Efii
• Efio
• Els1
• Els2
• Engine control module (behind right side of dash)
• Eom
• F/ps
• Ig (at right kick panel)
• Imi
• Imo
• Integration control & panel (behind center of dash)
• J/c & 15
• J/c 17 (behind left center of dash)
• J/c 43 (right side of dash)
• J/c 51 & 52 (behind right end of dash)
• J/c 8 (behind left end of dash)
• J14
• J15
• J51
• J52
• Llp
• Lms
• Malf ind lamp
• O/d off ind
• Odlp
• Oilw
• Park/ neutral position switch (on transmission)
• Spd
• Speedo- meter
• Sub j/b 3 (behind right side of instrument cluster)
• System cruise control
• Tach
• Tacho- meter
• Thwo
• Transponder key computer (inside of steering column)
• Vehicle speed sensor (on transmission)

4.7L, Engine Performance Wiring Diagram (5 of 6) for Toyota Sequoia Limited 2006

List of elements for 4.7L, Engine Performance Wiring Diagram (5 of 6) for Toyota Sequoia Limited 2006:

• (in dash harness, behind right side of dash)
• (on left side of engine compt) air injector control driver
• (right kick panel) j/c 48 & 49
• (top of engine) air pump
• (top of engine) air switching valve
• A/pump fuse 50a
• A40
• A41
• Air fuel ratio sensor (bank 1 sensor 1) (top of engine)
• Air fuel ratio sensor (bank 2 sensor 1) (on top rear of engine)
• B3 (in body harn -ness, under left side of rear seat)
• Batt
• Bi (at left side of room part- ition cross- member)
• Bk (at right "b" pillar)
• Canister pressure sensor
• Canister pump module
• E1 (engine harn- ess, at top center rear of eng)
• Eb (at rear of right cyl- inder head)
• Fusible link block (in engine room j/b)
• Heated oxygen sensor (bank 1 sensor 2) (rear of catalytic converter)
• Heated oxygen sensor (bank 2 sensor 2) (rear of catalytic converter)
• Hot at all times
• J/c 16 (behind right end of dash)
• J/c 42 (right side of dash)
• J48
• J49
• Knock sensor (bank 1) (on top right side of engine)
• Knock sensor (bank 2) (on top left side of engine)
• Leak detection pump
• Nca
• Red
• Sip
• Siv
• Vent valve

4.7L, Engine Performance Wiring Diagram (6 of 6) for Toyota Sequoia Limited 2006

List of elements for 4.7L, Engine Performance Wiring Diagram (6 of 6) for Toyota Sequoia Limited 2006:

• (at rear of left cyl- inder head)
• (at rear of right cyl- inder head)
• (on throttle body) accelerator pedal position sensor
• (on transmission) o/d direct clutch speed sensor
• (on transmission) vehicle speed sensor
• +b2
• +bm
• A1a+
• A1a-
• A2a+
• A2a-
• Accr
• Aidi
• Air conditioning system
• Airp
• Airv
• Batt
• Ccc
• Computer data lines system
• E03
• Ekn2
• Eknk
• Electronically controlled transmission solenoid (on transmission)
• Els
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compartment)
• Eo4
• Eo5
• Epa
• Epa2
• Etcs fuse 10a
• Ha1a
• Ha2a
• Hot at all times
• Ht2b
• Igsw
• J/c 12
• Knk1
• Knk2
• Me01
• Mpmp
• Mrel
• Nt+
• Nt-
• O/d main switch
• Ot+
• Ot-
• Ot2+
• Ot2-
• Ox2b
• Ppmp
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Sp2+
• Sp2-
• St1-
• Star
• Starting/ charging system
• Stp
• Tho1
• Tho2
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vpmp