ENGINE PERFORMANCE – Toyota Corolla L 2014 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.8L

1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (1 of 7) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (1 of 7) for Toyota Corolla L 2014:

• (behind left headlight) ab
• +b2
• A14
• A19
• A35
• A36
• A37
• A40
• Ab (behind left headlight)
• Accelerator pedal sensor assembly (base of accelerator pedal)
• Ae2
• Ae3
• Al1
• Anti-theft system
• Ba2
• Batt
• C/opn relay
• Canh
• Canl
• Ccs
• Computer data lines system
• Cooling fans system
• Cruise control system
• Driver's side j/b assembly (left end of dash)
• E36
• Eb (center of dash)
• Ecm (left side of engine compt)
• Efi main fuse 20a
• Efi main relay
• Els1
• Els2
• Engine room r/b (left side of engine compt)
• Epa
• Epa2
• Eppm
• Fuel suction w/ pump & gauge tube assembly (fuel tank assembly)
• Gauge
• Hot at all times
• Hot w/ ig2 relay energized
• Hot w/ tail relay energized
• Ig2 fuse 15a
• Ig2 relay
• Ign fuse 7.5a
• Igsw
• Imi
• Imo
• Instrument cluster system
• Interior lights system
• La (left ''b'' pillar)
• Mpmp
• Mrel
• Pattern select switch assembly (cvt w/ paddle shift switch)
• Pnk
• Ppmp
• Pump
• Pwms
• Red
• Rfc
• Sdsw
• Sftd
• Sftu
• Spd
• St1-
• Sta
• Starting/charging system computer data lines system
• Stop fuse 10a
• Stop light switch (top of brake pedal assembly)
• Stp
• Tach
• Tail fuse 10a
• Vcp2
• Vcpa
• Vcpp
• Vpa
• Vpa2
• Vpmp

1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (2 of 7) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (2 of 7) for Toyota Corolla L 2014:

• (right side of dash) certification ecu
• +10
• +20
• +30
• +40
• +bm
• A44
• Acc
• Ae3
• B33
• Ba (top of engine)
• Ba1
• Ba2
• Bb (top of engine)
• C55
• Canh
• Canl
• Computer data lines system
• D40
• Driver's side j/b assembly (left end of dash)
• E01
• E02
• E04
• E57
• E59
• Ecm (left side of engine compt)
• Ecu b 2 fuse 7.5a
• Efi 1 fuse 10a
• Efi 2 fuse 10a
• Engine room r/b (left side of engine compt)
• Etcs fuse 10a
• Ha1a
• Hot at all times
• Hot w/ def relay energized
• Hot w/ ig2 relay energized
• Ht1b
• Ig2
• Ig2d
• Ignition/ starter switch
• Igt3
• Igt4
• Lock off
• Meter fuse 5a
• Mir htr fuse 10a
• Pnk
• Red
• Slu+
• Slu-
• Start
• W/ smart key system
• W/o smart key system

1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (3 of 7) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (3 of 7) for Toyota Corolla L 2014:

• (right front of engine) camshaft timing oil control valve assembly (exhaust side)
• (top of cylinder head)
• 5v ic
• 5v+b
• A1a+
• A1a-
• Ae4
• Air fuel ratio sensor (bank 1 sensor 1) (exhaust, before catalytic converter)
• Ba (top of engine)
• Bb (top of engine)
• Buzzer
• Can controller
• Can i/f
• Canh
• Canl
• Chk
• Combination meter assembly
• Computer data lines system
• Cpu
• Crank position sensor (front of crankshaft)
• Display driver
• E43
• Ed (right side of dash)
• Fuel injector assembly 1
• Fuel injector assembly 2
• Fuel injector assembly 3
• Fuel injector assembly 4
• Gnd
• Ha1a
• Ht1b
• I/f
• Ig+
• Igf
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Igt1
• Igt2
• Igt3
• Igt4
• Led driver
• Malfunction ind lamp
• Master ind (w/ tft display)
• Ox1b
• Oxygen sensor (bank 1 sensor 2) (exhaust, after catalytic converter)
• Pnk
• Purge vsv (vacuum switching valve assembly) (left rear of engine compt)
• Red

1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (4 of 7) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (4 of 7) for Toyota Corolla L 2014:

• (intake duct) intake mass air flow meter sub-assembly
• (rear of engine) e.f.i engine coolant temperature sensor
• (right front of engine) camshaft timing oil control valve assembly (intake side)
• (top of clutch pedal assembly) (m/t) clutch start switch
• (under rear of vehicle) canister pump module
• A/t
• A/t & cvt
• Al1
• Alt
• B33
• Ba (top of engine)
• Ba1
• Ba2
• Canister pressure sensor
• Cvt
• Cvt w/o paddle
• E2g
• Ecm (left side of engine compt)
• Etho
• Ethw
• Ev1+
• Ge01
• Igf1
• Igt1
• Igt2
• Leak detection pump
• M/t
• Me01
• Ne+
• Ne-
• Nsw
• Oc1+
• Oc1-
• Oe1+
• Oe1-
• Ox1b
• Pnk
• Prg
• Pto
• Red
• Shift switch
• Slp+
• Slp-
• Sls+
• Sls-
• Slt+
• Slt-
• System starting/charging
• Tha
• Tho1
• Thw
• Vent valve
• Vta1
• Vta2
• Vv1+

1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (5 of 7) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (5 of 7) for Toyota Corolla L 2014:

• (left side of transaxle) (a/t) electronically controlled transmission solenoid (transmission wire)
• (top left of transaxle assembly) (cvt) cvt solenoid (transmission wire)
• A/t
• Ae4
• At3
• Ba1
• Ba2
• Cvt
• Cvt w/o paddle shift switch
• Ed (right side of dash)
• Ill+
• Ill-
• Interior lights system
• J/c a38
• Nssd
• Ntb
• Nto
• Park/neutral position switch (left side of transaxle)
• Pnk
• Red
• Shift position indicator
• Slp+
• Slp-
• Sls+
• Sls-
• Slt+
• Slt-
• Slu+
• Slu-
• Starting/ charging system
• Tho
• Throttle body assembly (air intake manifold opening)
• Transmission control switch (w/o paddle shift switch)
• Transmission floor shift assembly
• Vta
• Vta2

1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (6 of 7) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (6 of 7) for Toyota Corolla L 2014:

• (center console) (cvt & a/t) diode (backup light)
• (left side of engine block) knock control sensor (bank 1)
• (on transmission case) (cvt) oil pressure sensor
• (right rear of engine) vvt sensor (intake side)
• A/t
• A45
• A56
• Acc fuse 7.5a
• Ae2
• Ba (top of engine)
• Bd1
• Cvt
• Driver's side j/b assembly (left end of dash)
• Ecu-ig 2 fuse 10a
• Hot w/ acc relay energized
• Hot w/ ig1 1 relay energized
• J/c a38
• Nca
• Pnk
• Pto
• Red
• Transmission revolution sensor (primary) (left side of transaxle case)
• Transmission revolution sensor (secondary) (cvt) (right side of transmission case)
• Transmission revolution sensor (turbine)
• Vc2
• Vve+
• Vve-
• Vvi+
• Vvi-
• Vvt sensor (exhaust side) (right rear of engine)

1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (7 of 7) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Dual VVT-I (7 of 7) for Toyota Corolla L 2014:

• (left side of engine compt) ecm
• A/t
• A1a+
• A1a-
• A20
• Ae2
• Ae3
• B33
• Ba (top of engine)
• Ba1
• C39
• Cvt
• Down
• Driver's side j/b assembly (left end of dash)
• Eb (center of dash)
• Ecta
• Ecu-ig 3 fuse 7.5a
• Eknk
• Epto
• Eta
• Etha
• Ev1-
• Ex1b
• Hot w/ ig1 1 relay energized
• J/c a38
• Knk1
• Left steering pad switch assembly
• Nin+
• Nin-
• Notb
• Noto
• Nt+
• Nt-
• Ntb
• Nto
• Pnk
• Red
• Right steering pad switch assembly
• Sftd
• Sftu
• Spiral cable sub-assembly (steering column)
• Steering pad switch assembly
• Transmission control switch (transmission floor shift assembly) (cvt w/ paddle shift switch) (under center console)
• Transmission shift switch assembly
• Vce1
• Vcpt
• Vcv1
• Vv1-
• W/ cruise control
• Z10

1.8L, Engine Performance Wiring Diagram, with Valvematic (1 of 6) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Valvematic (1 of 6) for Toyota Corolla L 2014:

• (behind left headlight) ab
• +b2
• A19
• A35
• A36
• A37
• A40
• Ab (behind left headlight)
• Accelerator pedal sensor assembly (base of accelerator pedal)
• Ae3
• Al1
• Al2
• Anti-theft system
• Ba2
• Batt
• Can+
• Can-
• Canh
• Canl
• Ccs
• Computer data lines system
• Continuously variable valve lift controller assembly (rear of engine compt)
• Cooling fans system
• Cruise control system
• Door locks system
• Driver's side junction block assembly (left end of dash)
• Ecm (left side of engine compt)
• Efi- main relay
• Efi-main fuse 20a
• Els1
• Els2
• Engine room relay block (left side of engine compt)
• Epa
• Epa2
• Eppm
• Fp-
• Fpc
• Fuel pump control ecu assembly (left rear luggage compt)
• Fuel suction w/ pump & gauge tube assembly (fuel tank assembly)
• Gauge
• Hall ic
• Hot at all times
• Hot w/ ig2 relay energized
• Hot w/ tail relay energized
• Ign fuse 7.5a
• Igsw
• Igt/ inj relay
• Imi
• Imo
• Inj fuse 15a
• Instrument cluster system
• Mpmp
• Mrel
• Neo
• Pnk
• Ppmp
• Pump
• Red
• Rfc
• Sdsw
• Sdwn
• Spd
• St1-
• Sta
• Starting/charging system computer data lines system
• Stop fuse 10a
• Stp
• Tach
• Tail fuse 10a
• Vcp2
• Vcpa
• Vcpp
• Vpa
• Vpa2
• Vpmp

1.8L, Engine Performance Wiring Diagram, with Valvematic (2 of 6) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Valvematic (2 of 6) for Toyota Corolla L 2014:

• (top of brake pedal assembly) stop light switch assembly
• +bm
• A44
• B33
• Ba (top of engine)
• Ba1
• Ba2
• Ba3
• Bb (top of engine)
• C55
• D40
• Driver's side junction block assembly (left end of dash)
• E01
• E02
• E04
• Ecm (left side of engine compt)
• Ecu- b 2 fuse 7.5a
• Efi 1 fuse 10a
• Efi 2 fuse 10a
• Engine room relay block (left side of engine compt)
• Etcs fuse 10a
• Ha1a
• Hot at all times
• Hot w/ def relay energized
• Hot w/ ig2 relay energized
• Ht1b
• Igt3
• Igt4
• Meter fuse 5a
• Mir htr fuse 10a
• Pnk
• Red
• Sdwn
• Slu+
• Slu-
• Vlvmatic fuse 30a

1.8L, Engine Performance Wiring Diagram, with Valvematic (3 of 6) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Valvematic (3 of 6) for Toyota Corolla L 2014:

• (right front of engine) camshaft timing oil control valve assembly (exhaust side)
• (top of cylinder head)
• 5v ic
• 5v+b
• A1a+
• A1a-
• A48
• Ae4
• Air fuel ratio sensor (bank 1 sensor 1) (exhaust, before catalytic converter)
• Ba (top of engine)
• Bb (top of engine)
• Brake actuator assembly (right front of engine compt)
• Buzzer
• Can controller
• Can i/f
• Canh
• Canl
• Chk
• Combination meter assembly
• Computer data lines system
• Cpu
• Crank position sensor (front of crankshaft)
• D28
• Display driver
• Driver's side junction block assembly (left end of dash)
• E43
• Ed (right side of dash)
• Fuel injector
• Gnd
• Ha1a
• Ht1b
• I/f
• Ig+
• Igf
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Igt1
• Igt2
• Igt3
• Igt4
• Malfunction indicator lamp
• Ox1b
• Oxygen sensor (bank 1 sensor 2) (exhaust, after catalytic converter)
• Pnk
• Purge vsv (vacuum switching valve assembly 1) (left rear of engine compt)
• Red
• Sp1

1.8L, Engine Performance Wiring Diagram, with Valvematic (4 of 6) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Valvematic (4 of 6) for Toyota Corolla L 2014:

• (intake duct) intake mass air flow meter sub- assembly
• (rear of engine) efi engine coolant temperature sensor
• (right front of engine) camshaft timing oil control valve assembly (intake side)
• (under rear of vehicle) canister pump module
• Al1
• B33
• Ba (top of engine)
• Ba1
• Can+
• Can-
• Canister pressure sensor
• Computer data lines system
• E2g
• Ecm (left side of engine compt)
• Etho
• Ethw
• Ev1+
• Ge01
• Igf1
• Igt1
• Igt2
• Leak detection pump
• Me01
• Ne+
• Ne-
• Nsw
• Oc1+
• Oc1-
• Oe1+
• Oe1-
• Ox1b
• Pim
• Pnk
• Prg
• Pto
• Red
• Slp+
• Slp-
• Sls+
• Sls-
• Starting/charging system
• Tha
• Tho1
• Thw
• Vcvs
• Vent valve
• Vsm
• Vta1
• Vta2
• Vv1+

1.8L, Engine Performance Wiring Diagram, with Valvematic (5 of 6) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Valvematic (5 of 6) for Toyota Corolla L 2014:

• (right rear of engine) vvt sensor (exhaust side)
• (right rear of engine) vvt sensor (intake side)
• (top left of transaxle assembly) cvt solenoid (transmission wire)
• Ae2
• Ae4
• At3
• Ba1
• Ba2
• D n
• Ed (right side of dash)
• Ill+
• Ill-
• Interior lights system
• J/c 1
• Nssd
• Ntb
• Nto
• Park/neutral position switch (left side of transaxle)
• Pnk
• R n
• Red
• Shift position indicator
• Slp+
• Slp-
• Sls+
• Sls-
• Slu+
• Slu-
• Starting/ charging system
• Tho
• Throttle body assembly (air intake manifold opening)
• Transmission control switch
• Transmission floor shift assembly
• Vc2
• Vta
• Vta2
• Vv1+
• Vve+
• Vve-
• Vvi-

1.8L, Engine Performance Wiring Diagram, with Valvematic (6 of 6) for Toyota Corolla L 2014

List of elements for 1.8L, Engine Performance Wiring Diagram, with Valvematic (6 of 6) for Toyota Corolla L 2014:

• (left rear of engine) e.f.i vacuum sensor assembly
• (left side of engine block) knock control sensor (bank 1)
• (on transmission case) oil pressure sensor
• A1a+
• A1a-
• A45
• A56
• Acc fuse 7.5a
• Ae2
• B33
• Ba (top of engine)
• Ba1
• Bd1
• Diode (backup light) (center console)
• Driver's side junction block assembly (left end of dash)
• E2vs
• Ecm (left side of engine compt)
• Ecu- ig 2 fuse 10a
• Eknk
• Epim
• Epto
• Eta
• Etha
• Ethe
• Ev1-
• Ex1b
• Gnd
• Hot w/ acc relay energized
• Hot w/ ig1 1 relay energized
• J/c a38
• Knk1
• Nca
• Nin+
• Nin-
• Notb
• Noto
• Ntb
• Nto
• Oil temperature sensor (front of engine)
• Pim
• Pnk
• Pto
• Red
• Theo
• Transmission revolution sensor (primary) (left side of transaxle case)
• Transmission revolution sensor (secondary) (right side of transmission case)
• Valve event angle control shaft monitor sensor (crank position sensor 1) (rear of engine)
• Vcc
• Vce1
• Vcpm
• Vcpt
• Vcta
• Vcv1
• Vout
• Vv1-