ENGINE PERFORMANCE – Toyota Corolla 2009 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.8L

1.8L, Engine Performance Wiring Diagram, NUMMI Made (1 of 5) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, NUMMI Made (1 of 5) for Toyota Corolla 2009:

• (left ''b'' pillar) l2
• +b2
• +bm
• A1 (left front of engine compt)
• A45
• A46
• A50
• Accelerator pedal assembly (left side of dash)
• Accr
• Anti-theft system
• B10
• B11
• B15
• B18
• Batt
• C/opn relay
• Canh
• Canl
• Ccs
• Computer data lines system
• Cooling fans system
• Cruise control system
• Ecm (left side of engine compt)
• Efi main fuse 20a
• Efi main relay
• Els1
• Els2
• Engine room j/b (left side of engine compt)
• Epa
• Epa2
• Fuel pump
• Fuel pump (fuel tank assembly) fuel sender gage assembly (top of fuel tank)
• Hot at all times
• Hot in on or start
• Hot w/ def relay energized
• Hot w/ t-lp relay energized
• Ig2 fuse 15a
• Ig2 relay
• Ign fuse 7.5a
• Igsw
• Imi
• Imo
• Instrument cluster system
• Instrument panel j/b (left side of dash)
• J/c a45 & a46 (left side of dash)
• J/c a46 (left side of dash)
• M11
• Mir htr fuse 10a
• Mpmp
• Mrel
• Pnk
• Red
• Rfc
• Spd
• St1-
• Sta
• Starting/ charging system
• Stop fuse 10a
• Stop light switch (left side of dash)
• Stp
• Stsw
• Tach
• Tail fuse 10a
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vpmp

1.8L, Engine Performance Wiring Diagram, NUMMI Made (2 of 5) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, NUMMI Made (2 of 5) for Toyota Corolla 2009:

• (instrument panel j/b) main body ecu
• (right side of dash) j/c e107
• A/t
• A45
• A46
• Acc
• Acc cut relay (w/o smart key system)
• Acc relay
• Accr
• Am2
• Am2 2 fuse 7.5a
• B3 (rear of engine)
• B31
• B4 (rear of engine)
• Backup light switch (transaxle assembly)
• Clutch start switch (left side of dash)
• E50
• E51
• E52
• Ecm (left side of engine compt)
• Ecu-b fuse 10a
• Efi 1 fuse 10a
• Efi 2 fuse 10a
• Engine room r/b (engine room j/b)
• Eo1
• Eo2
• Eo4
• Etcs fuse 10a
• Hot at all times
• Hot in on or acc
• Ht1b
• Ig2
• Ig2d
• Ignition or starter switch assembly
• J/c a45 & a46 (left side of dash)
• Lock off
• M/t
• Meo1
• Pnk
• Prg
• Red
• Slt+
• Slt-
• Star
• Start
• Starting/charging system
• W/ smart key system
• W/o smart key system

1.8L, Engine Performance Wiring Diagram, NUMMI Made (3 of 5) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, NUMMI Made (3 of 5) for Toyota Corolla 2009:

• 5v +b
• 5v ic
• A/t
• A1a+
• A1a-
• A51
• A66
• Air fuel ratio sensor (bank 1 sensor 1) (rear of engine)
• B19
• B30
• Brake actuator assembly (right front of engine compt)
• Can i/f
• Combination meter assembly
• Computer data lines system
• Cpu
• Display
• E2 (left side of dash)
• E2g
• Ecu-ig 2 fuse 10a
• Ha1a
• Hot in on or start
• Ht1b
• Ig2
• Instrument panel j/b (left side of dash)
• Intake air flow meter sub- assembly (air intake duct)
• Led driver
• M/t
• Malfunction ind lamp
• Meter fuse 7.5a
• Nca
• Ox1b
• Oxygen sensor (bank 1 sensor 2) (right side of engine)
• Park/neutral position switch (left side of transaxle)
• Pnk
• Purge vsv (left rear of engine compt)
• Red
• Sp1
• Tha
• W/ vsc
• W/o vsc

1.8L, Engine Performance Wiring Diagram, NUMMI Made (4 of 5) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, NUMMI Made (4 of 5) for Toyota Corolla 2009:

• (left rear of engine) efi engine coolant temperature sensor
• (rear of engine) b4
• (rear of engine) noise filter (ignition)
• (top of cylinder head)
• (under left rear of vehicle) canister pump module
• B3 (rear of engine)
• Canister pressure sensor
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Gnd
• Igf
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Igt1
• Igt2
• Igt3
• Igt4
• Knock control sensor (bank 1) (left side of engine)
• Leak detection pump
• Nca
• Pnk
• Red
• Throttle w/ motor body (throttle body assembly)
• Transmission control switch (under center console)
• Vent valve
• Vta
• Vta2

1.8L, Engine Performance Wiring Diagram, NUMMI Made (5 of 5) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, NUMMI Made (5 of 5) for Toyota Corolla 2009:

• (left side of dash) j/c a45 & a46
• (left side of transaxle) electronically controlled transmission solenoid
• A/t
• A1a+
• A1a-
• A45
• A46
• B24
• B3 (rear of engine)
• B31
• B4 (rear of engine)
• Camshaft timing oil control valve (exhaust side) (right front of engine)
• Camshaft timing oil control valve (intake side) (right front of engine)
• Crank position sensor (lower left front of engine)
• Cruise control cancel switch (left side of dash)
• E2g
• Ecm (left side of engine compt)
• Ecu-ig 1 fuse 10a
• Eknk
• Eo3
• Eppm
• Eta
• Etha
• Etho
• Ethw
• Ev1+
• Ev1-
• Ex1b
• G2+
• G2-
• Ge01
• Ha1a
• Hot in on or start
• Igf1
• Igt1
• Igt2
• Igt3
• Igt4
• Instrument panel j/b (left side of dash)
• Knk1
• M/t
• Nca
• Ne+
• Ne-
• Nt+
• Nt-
• Oc1+
• Oc1-
• Oe1+
• Oe1-
• Ox1b
• Pnk
• Ppmp
• Red
• Slt+
• Slt-
• Slu+
• Slu-
• Tha
• Tho
• Tho1
• Thw
• Transmission revolution sensor (turbine) (left side of transaxle)
• Vc2
• Vcpp
• Vcta
• Vcv1
• Vta1
• Vta2
• Vve+
• Vvi+
• Vvi-
• Vvt sensor (exhaust side) (right rear of engine)
• Vvt sensor (intake side) (right rear of engine)

1.8L, Engine Performance Wiring Diagram, TMC Made (1 of 4) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, TMC Made (1 of 4) for Toyota Corolla 2009:

• (left ''b'' pillar) l2
• +b2
• +bm
• A1 (left front of engine compt)
• A45
• A46
• A48
• A49
• A50
• Accelerator pedal assembly (left side of dash)
• B10
• B11
• B15
• B18
• Batt
• C/opn relay
• Canh
• Canl
• Ccs
• Computer data lines system
• Cooling fans system
• Cruise control system
• Ecm (left side of engine compt)
• Efi main fuse 20a
• Efi main relay
• Efii
• Efio
• Els1
• Els2
• Engine room j/b (left side of engine compt)
• Epa
• Epa2
• Fuel pump (fuel tank assembly)
• Hot at all times
• Hot in on or start
• Hot w/ def relay energized
• Hot w/ t-lp relay energized
• Ign fuse 7.5a
• Igsw
• Imi
• Imo
• Instrument panel j/b (left side of dash)
• Junction connector a45 & a46 (left side of dash)
• Junction connector a48 & a49 (right side of dash)
• Junction connector e57
• M11
• Mir htr fuse 10a
• Mpmp
• Mrel
• Pnk
• Red
• Rfc
• Spd
• St1-
• Sta
• Starting/ charging system
• Stop fuse 10a
• Stop light switch (left side of dash)
• Stp
• Stsw
• Tach
• Tail fuse 10a
• Transponder key ecu assembly (w/o smart key system) id code box (w/ smart key system) (center of dash)
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vpmp
• W/ smart key system
• W/o smart key system

1.8L, Engine Performance Wiring Diagram, TMC Made (2 of 4) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, TMC Made (2 of 4) for Toyota Corolla 2009:

• (rear of engine) b4
• A1 (left front of engine compt)
• A20
• A70
• B10
• B11
• B14
• B19
• B3 (rear of engine)
• B30
• B31
• C11
• E2 (left side of dash)
• Ecm (left side of engine compt)
• Ecu-b fuse 10a
• Ecu-ig 2 fuse 10a
• Efi 1 fuse 10a
• Efi 2 fuse 10a
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• Eo1
• Eo2
• Eo4
• Etcs fuse 10a
• H12
• Hot at all times
• Hot in on or start
• Ht1b
• Ig 2 fuse 15a
• Ig2 relay
• Instrument panel j/b (left side of dash)
• J/b 4
• Junction connector a46 (left side of dash)
• Meo1
• Meter fuse 7.5a
• Pnk
• Prg
• Red
• Slt+
• Slt-
• Star
• Starting/ charging system

1.8L, Engine Performance Wiring Diagram, TMC Made (3 of 4) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, TMC Made (3 of 4) for Toyota Corolla 2009:

• (left rear of engine) efi engine coolant temperature sensor
• (rear of engine) noise filter (ignition)
• (top of cylinder head)
• 5v +b
• 5v ic
• A1a+
• A1a-
• Air fuel ratio sensor (bank 1 sensor 1) (rear of engine)
• B3 (rear of engine)
• Buzzer
• Can i/f
• Combination meter assembly
• Computer data lines system
• Cpu
• Display
• E2g
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Gnd
• Ha1a
• Ht1b
• I/f
• Ig2
• Igf
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Igt1
• Igt2
• Igt3
• Igt4
• Intake air flow meter sub-assembly (air intake duct)
• Malfunction ind lamp
• Nca
• Ox1b
• Oxygen sensor (bank 1 sensor 2) (right side of engine)
• Park/neutral position switch (left side of transaxle)
• Pnk
• Purge vsv (left rear of engine compt)
• Red
• Tha

1.8L, Engine Performance Wiring Diagram, TMC Made (4 of 4) for Toyota Corolla 2009

List of elements for 1.8L, Engine Performance Wiring Diagram, TMC Made (4 of 4) for Toyota Corolla 2009:

• (left side of engine compt) ecm
• (left side of transaxle)
• (under left rear of vehicle) canister pump module
• A1a+
• A1a-
• B3 (rear of engine)
• B31
• B4 (rear of engine)
• Brake actuator assembly (right front of engine compt)
• Camshaft timing oil control valve assembly (exhaust side)
• Camshaft timing oil control valve assembly (intake side)
• Canister pressure sensor
• Crank position sensor (lower left front of engine)
• E2g
• Eknk
• Electronically controlled transmission solenoid
• Eo3
• Eppm
• Eta
• Etha
• Etho
• Ethw
• Ev1+
• Ev1-
• Ex1b
• G2+
• G2-
• Ge01
• Ha1a
• Igf1
• Igt1
• Igt2
• Igt3
• Igt4
• Knk1
• Knock control sensor (bank 1) (left side of engine)
• Leak detection pump
• Nca
• Ne+
• Ne-
• Nt+
• Nt-
• Oc1+
• Oc1-
• Oe1+
• Oe1-
• Ox1b
• Pnk
• Ppmp
• Red
• Slt+
• Slt-
• Slu+
• Slu-
• Sp1
• Tha
• Tho
• Tho1
• Throttle w/ motor body (throttle body assembly)
• Thw
• Transmission control switch (under center console)
• Transmission revolution sensor (turbine) (left side of transaxle)
• Vc2
• Vcpp
• Vcta
• Vcv1
• Vent valve
• Vta
• Vta1
• Vta2
• Vve+
• Vve-
• Vvi+
• Vvi-
• Vvt sensor (exhaust side) (right rear of engine)
• Vvt sensor (intake side) (right rear of engine)
• W/ vsc
• W/o vsc

2.4L

2.4L, Engine Performance Wiring Diagram (1 of 4) for Toyota Corolla 2009

List of elements for 2.4L, Engine Performance Wiring Diagram (1 of 4) for Toyota Corolla 2009:

• (left ''b'' pillar) l2
• (left side of engine compt)
• +b2
• +bm
• A1 (left front of engine compt)
• A45
• A46
• A48
• A49
• A50
• Accelerator pedal assembly (left side of dash)
• B10
• B11
• B15
• B18
• Batt
• C/opn relay
• Canh
• Canl
• Ccs
• Computer data lines system
• Cooling fans system
• Cruise control system
• Ecm (left side of engine compt)
• Efi main fuse 20a
• Efi main relay
• Efii
• Efio
• Els1
• Els3
• Engine room j/b
• Epa
• Epa2
• Fanh
• Fanl
• Fuel pump (fuel tank assembly)
• Hot at all times
• Hot in on or start
• Hot w/ def relay energized
• Hot w/ t-lp relay energized
• Ig 2 fuse 15a
• Ig2 relay
• Ign fuse 7.5a
• Igsw
• Imi
• Imo
• Instrument panel j/b (left side of dash)
• J/c a45 & a46 (left side a45 of dash)
• J/c a45 & a46 (left side of dash)
• J/c a46 (left side of dash)
• J/c a48 & a49 (right side of dash)
• M11
• Meter fuse 7.5a
• Mir htr fuse 10a
• Mpmp
• Mrel
• Of engine compt) a1
• Pnk
• Red
• Sftd
• Sftu
• Spd
• St1-
• Sta
• Starting/ charging system
• Stop fuse 10a
• Stop light switch (left side of dash)
• Stp
• Stsw
• Tach
• Tail fuse 10a
• Transponder key ecu assembly (center of dash)
• Vca2
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vpmp

2.4L, Engine Performance Wiring Diagram (2 of 4) for Toyota Corolla 2009

List of elements for 2.4L, Engine Performance Wiring Diagram (2 of 4) for Toyota Corolla 2009:

• (right front of engine compt) brake actuator assembly
• (top of engine) b3
• (top of engine) b4
• A/t
• A45
• A46
• Acc
• Alt
• B19
• B30
• B31
• Backup light switch (transaxle assembly)
• Clutch start switch (left side of dash)
• Ecm (left side of engine compt)
• Ecu ig 1 fuse 10a
• Ecu ig 2 fuse 10a
• Ecu-b fuse 10a
• Efi 1 fuse 10a
• Efi 2 fuse 10a
• Engine room r/b (engine room j/b)
• Eo1
• Eo2
• Eo4
• Etcs fuse 10a
• Hot at all times
• Hot in on or start
• Ht1b
• Ig 2 fuse 7.5a
• Ignition or starter switch assembly
• Instrument panel j/b (left side of dash)
• J/c a45 & a46 (left side of dash)
• Lock off
• M/t
• Meo1
• Nsw
• Pnk
• Prg
• Red
• Sp1
• St1
• Start
• Starting/ charging system

2.4L, Engine Performance Wiring Diagram (3 of 4) for Toyota Corolla 2009

List of elements for 2.4L, Engine Performance Wiring Diagram (3 of 4) for Toyota Corolla 2009:

• (rear of engine) e f i engine coolant temperature sensor
• (rear of engine) noise filter (ignition)
• (top of cylinder head)
• 5v +b
• 5v ic
• A1a+
• A1a-
• Air fuel ratio sensor (bank 1 sensor 1) (right side of engine)
• B3 (top of engine)
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cpu
• Display
• E2 (left side of dash)
• E2g
• Efi
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Gnd
• Ha1a
• Ht1b
• Ig+
• Ig2
• Igf
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Igt1
• Igt2
• Igt3
• Igt4
• Intake air flow meter sub assembly (air intake duct)
• Malfunction ind lamp
• Nca
• Ox1b
• Oxygen sensor (bank 1 sensor 2) (right side of engine)
• Park/neutral position switch (left side of transaxle)
• Pnk
• Purge vsv (left rear of engine compt)
• Red
• Tha

2.4L, Engine Performance Wiring Diagram (4 of 4) for Toyota Corolla 2009

List of elements for 2.4L, Engine Performance Wiring Diagram (4 of 4) for Toyota Corolla 2009:

• (left side of transaxle) electronically controlled transmission solenoid
• (top of engine) b4
• (under left rear of vehicle) canister pump module
• A1a+
• A1a-
• B3 (top of engine)
• B31
• B4 (top of engine)
• Cam position sensor (rear of engine)
• Camshaft timing oil control valve assembly
• Canister pressure sensor
• Crank position sensor (lower left front of engine)
• Dsl
• E2 (left side of dash)
• E2g
• Ecm (left side of engine compt)
• Eknk
• Eo3
• Eppm
• Eta
• Etha
• Etho
• Ethw
• Ex1b
• G2+
• G2-
• Ge01
• Ha1a
• Igf1
• Igt1
• Igt2
• Igt3
• Igt4
• Knk1
• Knock control sensor (bank 1) (left side of engine)
• Leak detection pump
• Mgnd
• Mtrb
• Nc+
• Nc-
• Nca
• Ne+
• Ne-
• Nt+
• Nt-
• Oc1+
• Oc1-
• Ox1b
• Pnk
• Ppmp
• Red
• Sgnd
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Sl3+
• Sl3-
• Slt+
• Slt-
• Tha
• Tho
• Tho1
• Throttle w/ motor body (throttle body assembly)
• Thw
• Transmission control switch (under center console)
• Transmission revolution sensor (counter gear) (left rear of transaxle)
• Transmission revolution sensor (turbine) (left side of transaxle)
• Vcc
• Vcpp
• Vcta
• Vent valve
• Vgnd
• Vlvb
• Vout
• Vta
• Vta1
• Vta2