ENGINE PERFORMANCE – Toyota Sequoia Limited 2013 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

5.7L

5.7L, Engine Performance Wiring Diagram (1 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L, Engine Performance Wiring Diagram (1 of 7) for Toyota Sequoia Limited 2013:

• (right front of engine) throttle body motor assembly
• (right side of engine compt) mass air flow meter
• (top of
• (top of left cylinder bank) fuel injector 1
• (top of left cylinder bank) fuel injector 3
• (top of left cylinder bank) fuel injector 5
• (top of right cylinder bank) fuel injector 2
• (top of right cylinder bank) fuel injector 4
• (top of right cylinder bank) fuel injector 8
• A1a+
• A1a-
• A2a+
• A2a-
• Air fuel ratio sensor (bank 1 sensor 1)
• Air fuel ratio sensor (bank 2 sensor 1)
• D1 (left rear of engine)
• D56
• Da1
• Db1
• Dc1
• Dd1
• E2g
• Ecm (engine control module) (right side of dash)
• Ekn2
• Ekn3
• Ekn4
• Eknk
• Engine)
• Eta
• Etha
• Ethw
• Ev1+
• Ev1-
• Ex1b
• Ex2b
• Fuel injector 6
• Fuel injector 7
• G2-
• Ha1a
• Ha2a
• Ht1b
• Ht2b
• Igf1
• Igf2
• J/c d53 (right rear of engine compt)
• Knk1
• Knk2
• Knk3
• Knk4
• Knock control sensor (bank 2 sensor 1) (top right of engine)
• Left cylinder bank)
• Me01
• Nca
• Ne+
• Ne-
• Nsw
• Nt+
• Nt-
• Ox1b
• Ox2b
• Oxygen sensor (bank 1 sensor 2) (rear of catalytic converter)
• Oxygen sensor (bank 2 sensor 2) (rear of catalytic converter)
• Pnk
• Ppmp
• Psp
• Red
• Right cylinder bank)
• Sp2+
• Sp2-
• Tha
• Tho1
• Tho2
• Thw
• Transmission revolution sensor (turbine) (transmission assembly)
• Vcta
• Vcv1
• Vcv2
• Vta
• Vta1
• Vta2
• Vv1+
• Vv1-
• Vv2+
• Vv2-

5.7L, Engine Performance Wiring Diagram (2 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L, Engine Performance Wiring Diagram (2 of 7) for Toyota Sequoia Limited 2013:

• (left front of engine) efi engine coolant temperature sensor
• (left side of engine compt) j/c a54
• (left side of engine) vvt sensor (bank 1 exhaust)
• (left side of engine) vvt sensor (bank 1 intake)
• A/f fuse 15a
• A/f relay
• A/pump fuse 50a
• A2 (behind left headlight assembly)
• Camshaft position sensor (front of left cylinder head)
• Crankshaft position sensor (left side of engine)
• Da3
• Db1
• Efi 1 fuse 25a
• Efi main relay
• Engine room j/b (left side of engine compt)
• Ex+
• Ex-
• Hot at all times
• J/c d53 (right rear of engine compt)
• Knock control sensor (bank 1 sensor 1) (top left of engine)
• Knock control sensor (bank 1 sensor 2) (top left of engine)
• Knock control sensor (bank 2 sensor 2) (top right of engine)
• Ne+
• Ne-
• Purge vsv (top left of engine)
• Red
• Vc2
• Vvl+
• Vvl-

5.7L, Engine Performance Wiring Diagram (3 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L, Engine Performance Wiring Diagram (3 of 7) for Toyota Sequoia Limited 2013:

• (fuel tank assembly) fuel tank solenoid valve
• (left rear of engine compt) air injection control driver (bank 2)
• (left rear of engine) d1
• (right rear of engine) d2
• (right side of engine) air pump assembly (bank 2)
• (right side of engine) vvt sensor (bank 2 exhaust)
• (right side of engine) vvt sensor (bank 2 intake)
• (under left rear of vehicle) q1
• +b2
• Acis
• Airp
• Aph+
• Aphg
• Arp2
• Bat2
• Camshaft timing oil control valve (bank 1 exhaust) (left front of engine)
• Camshaft timing oil control valve (bank 1 intake) (top left of engine)
• Camshaft timing oil control valve (bank 2 exhaust) (right front of engine)
• Camshaft timing oil control valve (bank 2 intake) (top right of engine)
• D1 (left rear of engine)
• D3 (right rear of engine)
• D33
• D34
• D56
• Da1
• Di2
• E03
• Ecm (engine control module) (right side of dash)
• Engine room r/b (left side of engine compt)
• Ev2+
• Ev2-
• Ex+
• Ex-
• F/pmp vsv relay (5.7l flex fuel)
• Fpcr
• Gnd
• Hai 1
• Oa1
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Oe1+
• Oe1-
• Oe2+
• Oe2-
• Oq2
• Pnk
• Prg
• Red
• Sip2
• Siv2
• Vc2
• Vp2
• Vsv (acis) (top left rear of engine)
• Vv2
• Vvr+
• Vvr-

5.7L, Engine Performance Wiring Diagram (4 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L, Engine Performance Wiring Diagram (4 of 7) for Toyota Sequoia Limited 2013:

• (left rear of engine) air switching valve (bank 1)
• (left rear of engine) d1
• (left side of engine compt) air injection control driver (bank 1)
• (left side of engine compt) engine room r/b
• (right front of engine) air pump assembly (bank 1)
• (right front of engine) power steering oil pressure sensor
• (right rear of engine) air switching valve (bank 2)
• (right rear of engine) d3
• +bl
• Ai- htr fuse 10a
• Ai-htr relay
• Aip
• Aip2
• Aph+
• Aphg
• Batt
• D3 (right rear of engine)
• D31
• D32
• Da2
• E22
• Gnd
• Gndl
• Hot at all times
• Igf2
• Ignition coil assembly 2 (top of right cylinder bank)
• Ignition coil assembly 3 (top of left cylinder bank)
• Ignition coil assembly 5 (top of left cylinder bank)
• Ignition coil assembly 8 (top of right cylinder bank)
• Igt2
• Igt3
• Igt5
• Igt8
• J/c d54 (right rear of engine compt)
• Pnk
• Psp
• Red
• Sip
• Siv
• Vc2

5.7L, Engine Performance Wiring Diagram (5 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L, Engine Performance Wiring Diagram (5 of 7) for Toyota Sequoia Limited 2013:

• (right rear of engine) d2
• (under rear of vehicle) canister pump module
• 5.7l flex fuel
• A/pump fuse 50a
• A48
• A53
• Canister pressure sensor
• D41
• D42
• Da1
• Da2
• Da3
• Efi 2 fuse 10a
• Electronically controlled transmission solenoid (transmission assembly)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Etcs fuse 10a
• Hot at all times
• Hot in on or start
• Ign fuse 10a
• Inj fuse 10a
• J/c a48 & a49 (left end of dash) a49
• J/c a52 & a53 (left end of dash) a52
• J/c a53 & a52 (left end of dash) a52
• Leak detection pump
• Oa1
• Ot+
• Ot-
• Ot2+
• Ot2-
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Stop fuse 15a
• Stop light switch (left side of dash)
• Transmission revolution sensor (counter gear) (transmission assembly)
• Vent valve

5.7L, Engine Performance Wiring Diagram (6 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L, Engine Performance Wiring Diagram (6 of 7) for Toyota Sequoia Limited 2013:

• (left kick panel) h1
• (left rear of engine) d1
• (right rear of engine) d2
• +bm
• A/t oil
• A50
• A51
• A61
• Acc
• Ah4
• Ah8
• Aid2
• Aidi
• Airv
• Alt
• Buzzer
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• D2 (right rear of engine)
• D55
• D56 ht1b
• Da1
• Dim
• Diode (starting)
• E01
• E02
• E04
• E05
• Ecm (engine control module) (right side of dash)
• Except optitron meter
• Ge01
• Ha1a
• Ha2a
• Hot at all times
• Ht2b
• Ignition or starter switch assembly
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Igt7
• Igt8
• Instrument cluster system
• J/c a50 & a51 (right kick panel) a51
• J/c d55 & a61 (right rear of engine compt) d55
• J/c h118 (left side of dash)
• J/c h77 (left side of dash)
• J/c h83 (right side of dash)
• J/c h85 (left side of dash)
• Lcd (sequential shift)
• Lock
• Malfunction ind
• Off
• Park/neutral position switch (transmission assembly)
• Pnk
• Power circuit
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Star
• Start
• Starting/ charging system
• Starting/charging system
• Temperature ind

5.7L, Engine Performance Wiring Diagram (7 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L, Engine Performance Wiring Diagram (7 of 7) for Toyota Sequoia Limited 2013:

• (5.7l flex fuel) c/opn relay
• (behind left headlight assembly) a2
• (fuel tank assembly) fuel pump control ecu
• (left rear quarterpanel) j/c o40
• (right side of engine compt) a4
• +b2
• 2wd
• 5.7l
• 5.7l flex fuel
• A04
• A27
• A4 (right side of engine compt)
• Ac1
• Accelerator pedal sensor (left side of dash)
• Act
• Adj1
• Ah4
• Ah9
• Aip
• Aip2
• Air conditioning system
• Anti-theft system
• Arv2
• Batt
• Canh
• Canl
• Cchg
• Ccs
• Computer data lines system
• Cruise control system
• D3 (right rear of engine)
• D55
• Da1
• Driver side j/b (left end of dash)
• Ecm (engine control module) (right side of dash)
• Engine room r/b (left side of engine compt)
• Epa
• Epa2
• F/pmp fuse 15a
• F/pmp relay
• Fp-
• Fpc
• Fuel sender gauge assembly (inside fuel tank)
• Gnd
• H3 (right kick panel)
• H79
• H80
• H86
• H87
• Hot at all times
• Hot in on or start
• Igf1
• Ignition coil assembly 1 (top of left cylinder bank)
• Ignition coil assembly 4 (top of right cylinder bank)
• Ignition coil assembly 6 (top of right cylinder bank)
• Ignition coil assembly 7 (top of left cylinder bank)
• Igsw
• Igt1
• Igt4
• Igt6
• Igt7
• Ill+
• Ill-
• Imi
• Imo
• Instrument cluster system
• Interior lights system
• J/c a46 (right side of dash)
• J/c a54 (left side of engine compt)
• J/c d54 (right rear of engine compt)
• J/c h77 (left side of dash)
• J/c h79 & h80 (left side of dash)
• J/c h80 (left side of dash)
• J/c h86 & h87 (left side of dash)
• Lgnd
• Lh-ig fuse 7.5a
• Met fuse 7.5a
• Mpmp
• Mrel
• O1 (left "b" pillar)
• O35
• O36
• O44
• Oa1
• Oq1
• Oq3
• Pattern select switch assembly
• Pnk
• Pump
• Pwr
• Red
• Sftd
• Sftu
• Spd
• St1-
• Sta
• Starting/charging system
• Stp
• Stsw
• Tach
• Tfn
• Transmission control switch
• Transmissions system
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vpmp

5.7L FLEX FUEL

5.7L Flex Fuel, Engine Performance Wiring Diagram (1 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L Flex Fuel, Engine Performance Wiring Diagram (1 of 7) for Toyota Sequoia Limited 2013:

• (right front of engine) throttle body motor assembly
• (right side of engine compt) mass air flow meter
• (top of
• (top of left cylinder bank) fuel injector 1
• (top of left cylinder bank) fuel injector 3
• (top of left cylinder bank) fuel injector 5
• (top of right cylinder bank) fuel injector 2
• (top of right cylinder bank) fuel injector 4
• (top of right cylinder bank) fuel injector 8
• A1a+
• A1a-
• A2a+
• A2a-
• Air fuel ratio sensor (bank 1 sensor 1)
• Air fuel ratio sensor (bank 2 sensor 1)
• D1 (left rear of engine)
• D56
• Da1
• Db1
• Dc1
• Dd1
• E2g
• Ecm (engine control module) (right side of dash)
• Ekn2
• Ekn3
• Ekn4
• Eknk
• Engine)
• Eta
• Etha
• Ethw
• Ev1+
• Ev1-
• Ex1b
• Ex2b
• Fuel injector 6
• Fuel injector 7
• G2-
• Ha1a
• Ha2a
• Ht1b
• Ht2b
• Igf1
• Igf2
• J/c d53 (right rear of engine compt)
• Knk1
• Knk2
• Knk3
• Knk4
• Knock control sensor (bank 2 sensor 1) (top right of engine)
• Left cylinder bank)
• Me01
• Nca
• Ne+
• Ne-
• Nsw
• Nt+
• Nt-
• Ox1b
• Ox2b
• Oxygen sensor (bank 1 sensor 2) (rear of catalytic converter)
• Oxygen sensor (bank 2 sensor 2) (rear of catalytic converter)
• Pnk
• Ppmp
• Psp
• Red
• Right cylinder bank)
• Sp2+
• Sp2-
• Tha
• Tho1
• Tho2
• Thw
• Transmission revolution sensor (turbine) (transmission assembly)
• Vcta
• Vcv1
• Vcv2
• Vta
• Vta1
• Vta2
• Vv1+
• Vv1-
• Vv2+
• Vv2-

5.7L Flex Fuel, Engine Performance Wiring Diagram (2 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L Flex Fuel, Engine Performance Wiring Diagram (2 of 7) for Toyota Sequoia Limited 2013:

• (left front of engine) efi engine coolant temperature sensor
• (left side of engine compt) j/c a54
• (left side of engine) vvt sensor (bank 1 exhaust)
• (left side of engine) vvt sensor (bank 1 intake)
• A/f fuse 15a
• A/f relay
• A/pump fuse 50a
• A2 (behind left headlight assembly)
• Camshaft position sensor (front of left cylinder head)
• Crankshaft position sensor (left side of engine)
• Da3
• Db1
• Efi 1 fuse 25a
• Efi main relay
• Engine room j/b (left side of engine compt)
• Ex+
• Ex-
• Hot at all times
• J/c d53 (right rear of engine compt)
• Knock control sensor (bank 1 sensor 1) (top left of engine)
• Knock control sensor (bank 1 sensor 2) (top left of engine)
• Knock control sensor (bank 2 sensor 2) (top right of engine)
• Ne+
• Ne-
• Purge vsv (top left of engine)
• Red
• Vc2
• Vvl+
• Vvl-

5.7L Flex Fuel, Engine Performance Wiring Diagram (3 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L Flex Fuel, Engine Performance Wiring Diagram (3 of 7) for Toyota Sequoia Limited 2013:

• (fuel tank assembly) fuel tank solenoid valve
• (left rear of engine compt) air injection control driver (bank 2)
• (left rear of engine) d1
• (right rear of engine) d2
• (right side of engine) air pump assembly (bank 2)
• (right side of engine) vvt sensor (bank 2 exhaust)
• (right side of engine) vvt sensor (bank 2 intake)
• (under left rear of vehicle) q1
• +b2
• Acis
• Airp
• Aph+
• Aphg
• Arp2
• Bat2
• Camshaft timing oil control valve (bank 1 exhaust) (left front of engine)
• Camshaft timing oil control valve (bank 1 intake) (top left of engine)
• Camshaft timing oil control valve (bank 2 exhaust) (right front of engine)
• Camshaft timing oil control valve (bank 2 intake) (top right of engine)
• D1 (left rear of engine)
• D3 (right rear of engine)
• D33
• D34
• D56
• Da1
• Di2
• E03
• Ecm (engine control module) (right side of dash)
• Engine room r/b (left side of engine compt)
• Ev2+
• Ev2-
• Ex+
• Ex-
• F/pmp vsv relay (5.7l flex fuel)
• Fpcr
• Gnd
• Hai 1
• Oa1
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Oe1+
• Oe1-
• Oe2+
• Oe2-
• Oq2
• Pnk
• Prg
• Red
• Sip2
• Siv2
• Vc2
• Vp2
• Vsv (acis) (top left rear of engine)
• Vv2
• Vvr+
• Vvr-

5.7L Flex Fuel, Engine Performance Wiring Diagram (4 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L Flex Fuel, Engine Performance Wiring Diagram (4 of 7) for Toyota Sequoia Limited 2013:

• (left rear of engine) air switching valve (bank 1)
• (left rear of engine) d1
• (left side of engine compt) air injection control driver (bank 1)
• (left side of engine compt) engine room r/b
• (right front of engine) air pump assembly (bank 1)
• (right front of engine) power steering oil pressure sensor
• (right rear of engine) air switching valve (bank 2)
• (right rear of engine) d3
• +bl
• Ai- htr fuse 10a
• Ai-htr relay
• Aip
• Aip2
• Aph+
• Aphg
• Batt
• D3 (right rear of engine)
• D31
• D32
• Da2
• E22
• Gnd
• Gndl
• Hot at all times
• Igf2
• Ignition coil assembly 2 (top of right cylinder bank)
• Ignition coil assembly 3 (top of left cylinder bank)
• Ignition coil assembly 5 (top of left cylinder bank)
• Ignition coil assembly 8 (top of right cylinder bank)
• Igt2
• Igt3
• Igt5
• Igt8
• J/c d54 (right rear of engine compt)
• Pnk
• Psp
• Red
• Sip
• Siv
• Vc2

5.7L Flex Fuel, Engine Performance Wiring Diagram (5 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L Flex Fuel, Engine Performance Wiring Diagram (5 of 7) for Toyota Sequoia Limited 2013:

• (right rear of engine) d2
• (under rear of vehicle) canister pump module
• 5.7l flex fuel
• A/pump fuse 50a
• A48
• A53
• Canister pressure sensor
• D41
• D42
• Da1
• Da2
• Da3
• Efi 2 fuse 10a
• Electronically controlled transmission solenoid (transmission assembly)
• Engine room j/b (left side of engine compt)
• Engine room r/b (left side of engine compt)
• Etcs fuse 10a
• Hot at all times
• Hot in on or start
• Ign fuse 10a
• Inj fuse 10a
• J/c a48 & a49 (left end of dash) a49
• J/c a52 & a53 (left end of dash) a52
• J/c a53 & a52 (left end of dash) a52
• Leak detection pump
• Oa1
• Ot+
• Ot-
• Ot2+
• Ot2-
• Pnk
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Stop fuse 15a
• Stop light switch (left side of dash)
• Transmission revolution sensor (counter gear) (transmission assembly)
• Vent valve

5.7L Flex Fuel, Engine Performance Wiring Diagram (6 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L Flex Fuel, Engine Performance Wiring Diagram (6 of 7) for Toyota Sequoia Limited 2013:

• (left kick panel) h1
• (left rear of engine) d1
• (right rear of engine) d2
• +bm
• A/t oil
• A50
• A51
• A61
• Acc
• Ah4
• Ah8
• Aid2
• Aidi
• Airv
• Alt
• Buzzer
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• D2 (right rear of engine)
• D55
• D56 ht1b
• Da1
• Dim
• Diode (starting)
• E01
• E02
• E04
• E05
• Ecm (engine control module) (right side of dash)
• Except optitron meter
• Ge01
• Ha1a
• Ha2a
• Hot at all times
• Ht2b
• Ignition or starter switch assembly
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• Igt7
• Igt8
• Instrument cluster system
• J/c a50 & a51 (right kick panel) a51
• J/c d55 & a61 (right rear of engine compt) d55
• J/c h118 (left side of dash)
• J/c h77 (left side of dash)
• J/c h83 (right side of dash)
• J/c h85 (left side of dash)
• Lcd (sequential shift)
• Lock
• Malfunction ind
• Off
• Park/neutral position switch (transmission assembly)
• Pnk
• Power circuit
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Slt+
• Slt-
• Slu+
• Slu-
• Star
• Start
• Starting/ charging system
• Starting/charging system
• Temperature ind

5.7L Flex Fuel, Engine Performance Wiring Diagram (7 of 7) for Toyota Sequoia Limited 2013

List of elements for 5.7L Flex Fuel, Engine Performance Wiring Diagram (7 of 7) for Toyota Sequoia Limited 2013:

• (5.7l flex fuel) c/opn relay
• (behind left headlight assembly) a2
• (fuel tank assembly) fuel pump control ecu
• (left rear quarterpanel) j/c o40
• (right side of engine compt) a4
• +b2
• 2wd
• 5.7l
• 5.7l flex fuel
• A04
• A27
• A4 (right side of engine compt)
• Ac1
• Accelerator pedal sensor (left side of dash)
• Act
• Adj1
• Ah4
• Ah9
• Aip
• Aip2
• Air conditioning system
• Anti-theft system
• Arv2
• Batt
• Canh
• Canl
• Cchg
• Ccs
• Computer data lines system
• Cruise control system
• D3 (right rear of engine)
• D55
• Da1
• Driver side j/b (left end of dash)
• Ecm (engine control module) (right side of dash)
• Engine room r/b (left side of engine compt)
• Epa
• Epa2
• F/pmp fuse 15a
• F/pmp relay
• Fp-
• Fpc
• Fuel sender gauge assembly (inside fuel tank)
• Gnd
• H3 (right kick panel)
• H79
• H80
• H86
• H87
• Hot at all times
• Hot in on or start
• Igf1
• Ignition coil assembly 1 (top of left cylinder bank)
• Ignition coil assembly 4 (top of right cylinder bank)
• Ignition coil assembly 6 (top of right cylinder bank)
• Ignition coil assembly 7 (top of left cylinder bank)
• Igsw
• Igt1
• Igt4
• Igt6
• Igt7
• Ill+
• Ill-
• Imi
• Imo
• Instrument cluster system
• Interior lights system
• J/c a46 (right side of dash)
• J/c a54 (left side of engine compt)
• J/c d54 (right rear of engine compt)
• J/c h77 (left side of dash)
• J/c h79 & h80 (left side of dash)
• J/c h80 (left side of dash)
• J/c h86 & h87 (left side of dash)
• Lgnd
• Lh-ig fuse 7.5a
• Met fuse 7.5a
• Mpmp
• Mrel
• O1 (left "b" pillar)
• O35
• O36
• O44
• Oa1
• Oq1
• Oq3
• Pattern select switch assembly
• Pnk
• Pump
• Pwr
• Red
• Sftd
• Sftu
• Spd
• St1-
• Sta
• Starting/charging system
• Stp
• Stsw
• Tach
• Tfn
• Transmission control switch
• Transmissions system
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vpmp