All Wiring Diagrams for Toyota MR2 2001

AIR CONDITIONING

Manual A/C Wiring Diagram for Toyota MR2 2001

List of elements for Manual A/C Wiring Diagram for Toyota MR2 2001:

• (dash harn, behind right center of dash) i10
• A/c comp relay
• A/c condenser fan motor (front of vehicle, on condenser)
• A/c magnetic clutch & lock sensor (lower left side of eng, on a/c compressor)
• A/c switch
• A/c thermistor (behind right side of dash, on hvac housing)
• A/c triple pressure switch (right front of engine compt)
• Acmg
• Blower resistor (behind right side of dash)
• Blower motor (behind right end of dash)
• Blower switch
• C10
• C11
• C12
• Cds fan fuse 30a
• Combination meter
• Def
• Dual press
• Engine control module (behind driver's seat)
• Engine room r/b (left side of firewall)
• Fan
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fan-ig fuse 7.5a
• Front shock tower)
• Fusible link block (left front corner of engine compt)
• G102 (left
• G103 (right
• G112 (left
• G200 (left
• G203 (right
• G206 (left instrument panel brace)
• Gnd
• Hot at all times
• Hot in on or start
• Htr fuse 10a
• Htr fuse 40a
• Htr relay
• I8 (dash harn, bottom center of dash)
• Interior lights system
• J/c 6 (base of right door opening)
• Kick panel)
• L a/c
• Lcki
• Off
• Pre
• R/b 3 (behind left corner of dash)
• R/b 4 (on left front fenderwell)
• Radiator fan motor
• Rdi fan fuse 30a
• Red
• S a/c
• Side of engine)
• Single press

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams (1 of 2) for Toyota MR2 2001

List of elements for Anti-lock Brake Wiring Diagrams (1 of 2) for Toyota MR2 2001:

• Abs
• Abs 1 fuse 20a
• Abs 2 fuse 40a
• Abs ecu (behind right end of dash)
• Abs mtr relay
• Abs sol relay
• Braided
• D/g
• Data link connector 3 (below left end of dash)
• Engine control module (behind driver's seat)
• Fl+
• Fl-
• Fr+
• Fr-
• G203 (right kick panel)
• Gnd
• Hot at all times
• I10 (dash harn, behind right center of dash)
• I12 (dash harn, behind right side of dash)
• Ig1
• J/b 6 (behind center of dash)
• J/c 2 (behind right kick panel)
• Left front abs speed sensor
• Left rear abs speed sensor
• Pnk
• Power steering ecu (on left side of front compt)
• R/b 4 (on left front fenderwell)
• Red
• Right front abs speed sensor
• Right rear abs speed sensor
• Rl+
• Rl-
• Rr+
• Rr-
• Sflh
• Sflr
• Sfrh
• Sfrr
• Sil
• Sp1
• Srlh
• Srlr
• Srrh
• Srrr
• Stp
• Tra

Anti-lock Brake Wiring Diagrams (2 of 2) for Toyota MR2 2001

List of elements for Anti-lock Brake Wiring Diagrams (2 of 2) for Toyota MR2 2001:

• A12
• A13
• Abs actuator (beside left headlight assembly)
• Abs ind
• B2 (body harn, left front of engine compt)
• C10
• C11
• Combination meter
• Ecu-ig fuse 7.5a
• G102 (left front shock tower)
• G203 (right kick panel)
• Gauge fuse 7.5a
• Hot at all times
• Hot in on or start
• J/c 4 (behind right end of dash)
• R/b 3 (behind left corner of dash)
• Speedometer
• Stop fuse 15a
• Stoplight switch (on bracket, above brake pedal)

ANTI-THEFT

Anti-theft Wiring Diagram for Toyota MR2 2001

List of elements for Anti-theft Wiring Diagram for Toyota MR2 2001:

• (body harn, left door sill) b7
• A/c switch
• Batt
• Code
• Efi main relay
• Efi1 fuse 15a
• Engine control module (behind driver's seat, on panel)
• Engine room r/b (on left side of firewall, in engine compt)
• Fusible link block (in left front corner of engine compt)
• G206 (left instrument panel brace)
• G402 (left rear suspension tower)
• Gnd
• Hot at all times
• Imld
• J/b 6 (behind center of dash)
• Ksw
• Mrel
• Rxck
• Security indicator
• Transponder key amplifier (behind left side of dash, near ignition key cylinder)
• Txct
• Unlock warning switch

BODY COMPUTER

Body Computer Wiring Diagrams for Toyota MR2 2001

List of elements for Body Computer Wiring Diagrams for Toyota MR2 2001:

• (dash harness, above combination meter) i3
• (left kick panel) g200
• Act+
• Act-
• Auto
• Bdr1
• Bdr2
• Body ecu (behind left side of combination meter)
• D p/w fuse 20a
• Dcty
• Ddn
• Dmdn
• Dmup
• Door fuse 15a
• Door locks & warning systems
• Door locks system
• Gauge fuse 7.5a
• Hot at all times
• Hot in on start
• Ksw
• Lswd
• Lswp
• P p/w fuse 20a
• Pcty
• Power windows system
• Pwe
• R/b 3 (behind left corner of dash)
• Red
• Ul1
• Ul2
• Ul3

COMPUTER DATA LINES

Computer Data Lines for Toyota MR2 2001

List of elements for Computer Data Lines for Toyota MR2 2001:

• A/b
• Abs ecu (behind right end of dash)
• Bat
• Center air bag sensor assembly (behind center of dash, forward of gear shifter)
• D/g
• Data link connector 3 (below left end of dash)
• Engine control module (behind driver's seat, on panel)
• G134 (left engine block)
• G200 (left kick panel)
• Hot at all times
• I10 (dash harn, upper right side of dash)
• J/b no 6 (behind center of dash)
• J/c 1 (behind upper right side of dash)
• Obd fuse 7.5a
• Power steering ecu (on left side of front compt)
• R/b no 3 (behind left corner of dash)
• Sil
• Te1

COOLING FAN

Cooling Fan Wiring Diagram for Toyota MR2 2001

List of elements for Cooling Fan Wiring Diagram for Toyota MR2 2001:

• A/c condenser fan motor (front of vehicle, on condenser)
• A/c triple pressure switch (right front of engine compt)
• Cds fan fuse 30a
• Driver's seat)
• Engine control module (behind
• Fan
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fan-ig fuse 7.5a
• Front shock tower)
• G102 (left
• Hot at all times
• Hot in on or start
• I8 (dash harn, bottom center of dash)
• R/b 3 (behind left corner of dash)
• R/b 4 (on left front fenderwell)
• Radiator fan motor
• Rdi fan fuse 30a
• Single press

CRUISE CONTROL

Cruise Control Wiring Diagram (1 of 2) for Toyota MR2 2001

List of elements for Cruise Control Wiring Diagram (1 of 2) for Toyota MR2 2001:

• (on left side of firewall, in engine compt) engine room r/b
• +bm
• Acc
• B10
• B10 (engine harn, left rear wheelwell)
• B7 (engine harn, left door sill)
• Batt
• Cancel
• Ccs
• Cl+
• Cl-
• Cls
• Cruise
• Cruise control switch (combination switch)
• E01
• E02
• E03
• Ecc
• Efi 1 fuse 15a
• Efi main relay
• Engine control module (behind driver's seat, on panel)
• Etcs fuse 15a
• Evg
• Fusible link block (in left front corner of engine compt)
• G134 (left engine block)
• G402 (left rear suspension tower)
• Ge01
• Hot at all times
• Ig2 fuse 15a
• Ig2 relay
• Ignition switch
• Igsw
• J/c 3, j/c 4 (behind right end of dash)
• Lock
• Me01
• Mpx1
• Mpx2
• Mrel
• Nsw
• Ptnk
• Red
• Resume/ accel
• Set/ coast
• Sil
• Spd
• St1-
• Start
• Stoplight switch (on bracket, above brake pedal)
• Stp
• Tha
• Throttle control motor (on top rear of engine)
• Thw
• Vpa
• Vpa2
• Vta
• Vta2

Cruise Control Wiring Diagram (2 of 2) for Toyota MR2 2001

List of elements for Cruise Control Wiring Diagram (2 of 2) for Toyota MR2 2001:

• (in front of engine compt) accel position sensor
• (on rear of cylinder head) engine coolant temp sensor
• (on throttle body) throttle position sensor
• (under right rear of vehicle) vapor pressure sensor
• B12
• C10
• C11
• C12
• Combination meter
• Cruise ind
• Data link connector (dlc) 3 (below left end of dash)
• E2g
• G134 (left engine block)
• Gauge fuse 7.5a
• Hot at all times
• Hot in on or start
• J/b 6 (behind center of dash)
• Mass airflow meter (on left side of engine compt, on air intake duct)
• Near left rear wheelwell)
• Neutral start switch (near rear of engine)
• Ptnk
• R/b 3 (behind left corner of dash)
• Sil
• Stop fuse 15a
• Tha
• Vcc

DEFOGGERS

Defogger Wiring Diagram for Toyota MR2 2001

List of elements for Defogger Wiring Diagram for Toyota MR2 2001:

• Combination meter
• Def fuse 25a
• G200 (left kick panel)
• G206 (left instrument panel brace)
• G905 (bottom right "c" pillar)
• Gauge fuse 7.5a
• Gnd
• Hot at all times
• Hot in on or start
• I/up fuse 7.5a
• J/b 6 (behind center of dash)
• J4 junction connector (behind right end of dash)
• Noise filter (behind left end of dash) (rear window defogger)
• R-def
• R/b 3 (behind left corner of dash)
• Rear window defogger
• Rear window defogger relay (behind left end of dash, near r/b 3)
• Rear window defogger switch (a/c switch)
• S8 short connector (right rear of passenger compt)
• S9 short connector (right rear of passenger compt)

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Toyota MR2 2001

List of elements for Electronic Power Steering Wiring Diagram for Toyota MR2 2001:

• B2 (body harn, left front of engine compt)
• C10
• C11
• Combination meter
• Data link connector 3 (below left end of dash)
• Ecu-ig fuse 7.5a
• Efi
• Ehps fuse 50a
• Ehps relay
• Engine control module (behind driver's seat)
• G102 (left front shock tower)
• G200 (left kick panel)
• G203 (right kick panel)
• Gauge fuse 7.5a
• Harn, behind center of dash)
• Hot at all times
• Hot in on or start
• Idup
• Igb
• J/b 6 (behind center of dash)
• Mrly
• Pgnd
• Power steering ecu (on left side of front compt)
• Power steering warning light
• Psct
• R/b 3 (behind left corner of dash)
• R/b 4 (on left front fenderwell)
• Sil
• Spd

ENGINE PERFORMANCE

1.8L

1.8L, Engine Performance Wiring Diagrams (1 of 3) for Toyota MR2 2001

List of elements for 1.8L, Engine Performance Wiring Diagrams (1 of 3) for Toyota MR2 2001:

• (dash harn, behind upper center of dash) i4
• (driver's door sill) b7
• (under right center pillar)
• A/c system
• Abs
• Abs ecu (behind right end of dash)
• Acc
• Acmg
• B7 (driver's door sill)
• B9 (behind driver's seat)
• Batt
• C10
• C11
• C12
• Circuit opening relay
• Code
• Combination meter
• Cooling fans system
• Efi 1 fuse 15a
• Efi 2 fuse 7.5a
• Efi main relay
• Engine control module (behind driver's seat, on panel)
• Engine room r/b (on left side of firewall)
• F/ps
• Fan
• Fuel pump (in fuel tank)
• Fusible link block (in left front corner of engine compt)
• G206 (left instrument panel brace)
• G402 (left rear suspension tower)
• G905
• Gauge fuse 7.5a
• Gnd
• Hot at all times
• Hot in on or start
• Hot in start
• Ig2 fuse 15a
• Ig2 relay
• Ignition switch
• Igsw
• Imld
• Instrument cluster system
• J/b 6 (behind center of dash)
• Ksw
• Lcki
• Lock
• Malf ind
• Mpx1
• Mpx2
• Mrel
• Nsw
• Power steering system (power steering ecu)
• Pre
• Ptnk
• R/b 3 (behind left corner of dash)
• Rxck
• Security indicator light (a/c switch)
• Sil
• Spd
• St fuse 7.5a
• Sta
• Start
• Starting/ charging system (st relay)
• Std
• Stp
• Tach
• Tbp
• Tra
• Transmission system
• Transponder key amplifier (behind left side of dash, near ignition key cyl)
• Txct
• Unlock warning switch (center of dash)
• Vsv (pressure switching valve) (under rear of vehicle)
• W/ sequential m/t

1.8L, Engine Performance Wiring Diagrams (2 of 3) for Toyota MR2 2001

List of elements for 1.8L, Engine Performance Wiring Diagrams (2 of 3) for Toyota MR2 2001:

• (behind driver's seat)
• (engine harn, left center of firewall)
• (engine harn, left front of engine compt)
• (in left quarter panel) j/c 5
• (on bracket, above brake pedal) stoplight switch
• (under right rear of vehicle) vapor pressure sensor
• B10
• B10 (behind driver's seat)
• B12
• Center airbag sensor assembly (behind center of dash)
• D j/c 3
• Data link connector 3 (partial) (under left end of dash)
• Duty
• E4 (engine harn, center of fire- wall)
• Etcs fuse 15a
• F j/c 4
• Fusible link block (in left front corner of eng compt)
• G117 (right rear of engine)
• G134 (left engine block)
• Gnd
• Gsw2
• Hot at all times
• Idle air control valve (front of engine compt)
• Ignition coil & igniter 1 (top of cylinder head)
• Ignition coil & igniter 2 (top of cylinder head)
• Ignition coil & igniter 3 (top of cylinder head)
• Ignition coil & igniter 4 (top of cylinder head)
• Injector 1
• Injector 2
• Injector 3
• Injector 4
• J/b 6 (behind center of dash)
• J/c 3, j/c 4 (behind right end of dash)
• Nca
• Nca nca
• Noise filter (ignition) (on rear of cylinder head)
• Ptnk
• R/b 3 (behind left corner of dash)
• Short connector (srs no. 2) (behind left end of dash)
• Sil
• Stop fuse 15a
• Vcc
• Visc
• Vsv (canister closed valve) (left rear of engine compt)
• W/ sequential m/t
• W/o sequential m/t

1.8L, Engine Performance Wiring Diagrams (3 of 3) for Toyota MR2 2001

List of elements for 1.8L, Engine Performance Wiring Diagrams (3 of 3) for Toyota MR2 2001:

• (in front of eng compt) accel position sensor
• (left front of engine compt) vsv (evap)
• (left rear of cylinder head) camshaft position sensor
• (left side of eng compt, on air intake duct) mass airflow meter
• (left side of engine) crankshaft position sensor
• (on rear of cylinder head) engine coolant temp sensor
• (on throttle body) throttle position sensor
• +bm
• B10
• B12
• B12 (behind driver's seat)
• Camshaft timing oil control valve (on left front of cylinder head)
• Can+
• Can-
• Ccv
• Cl+
• Cl-
• Csmt
• E01
• E02
• E03
• E2g
• Engine control module (behind driver's seat, on panel)
• Evg
• Evp1
• G134 (left engine block)
• Generator
• Geo1
• Heated oxygen sensor (bank 1, sensor 1) (on exhaust system)
• Heated oxygen sensor (bank 1, sensor 2) (on exhaust system)
• Heated oxygen sensor (bank 2, sensor 1) (on exhaust system)
• Ht1a
• Ht1b
• Ht2a
• Igf
• Igt1
• Igt2
• Igt3
• Igt4
• Knk1
• Knock sensor (left side of engine block)
• Meo1
• Mops
• Nca
• Nca nca
• Ne+
• Ne-
• Neo
• Ocv+
• Ocv-
• Oil pressure switch (on left side of engine)
• Ox1a
• Ox1b
• Ox2a
• Red
• Rso
• Splice b10 & b12 - behind driver's seat)
• Tha
• Throttle control motor (top rear of engine)
• Thw
• Transmission system
• Vpa
• Vpa2
• Vta
• Vta2
• W/ sequential m/t
• W/o sequential m/t

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Toyota MR2 2001

List of elements for Back-up Lamps Wiring Diagram for Toyota MR2 2001:

• (body harn, behind seats) b8
• B12 (near left rear wheel- well)
• Back-up light switch (on side of transmission)
• Back-up light switch 2 (on side of transmission)
• G402 (left rear suspension tower)
• G403 (right rear suspension tower)
• Gauge fuse 7.5a
• Hot in on or start
• Left back-up light
• Left rear combination light
• R/b 3 (behind left corner of dash)
• Right back-up light
• Right rear combination light
• Transmission control ecu (behind driver's seat, on panel)
• W/ sequential m/t

Exterior Lamps Wiring Diagram for Toyota MR2 2001

List of elements for Exterior Lamps Wiring Diagram for Toyota MR2 2001:

• (dash harn, right side of dash) i9
• B11
• B11 (body harn, left "b" pillar)
• B5 (body harn, right "b" pillar)
• C10
• Combination meter
• Combination switch
• Fusible link block (left front corner of engine compt)
• G102 (left front
• G103 (right front shock tower)
• G200 (left kick panel)
• G203 (right
• G402 (left rear
• G403 (right rear
• Haz fuse 15a
• Hazard switch
• Head
• High mount stop light
• Hot at all times
• Hot in on or start
• I12
• I12 (dash harn, right side of dash)
• I8 (dash harn, lower center of dash)
• J/c 3, j/c 4 (right end of dash)
• Kick panel)
• Left front parking light
• Left front side marker light
• Left front turn signal light
• Left license plate light
• Left rear combin- ation light
• Light control switch
• Off
• R/b 3 (behind left corner of dash)
• Right front parking light
• Right front side marker light
• Right front turn signal light
• Right license plate light
• Right rear combin- ation light
• Shock tower)
• Stop
• Stop fuse 15a
• Stop light switch (on brake pedal bracket)
• Suspension tower)
• Tail
• Tail 1 fuse 20a
• Tail 2 fuse 10a
• Tail relay
• Turn
• Turn fuse 7.5a
• Turn signal flasher relay (behind left side of dash)
• Turn signal indicator lights
• Turn signal switch

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 2) for Toyota MR2 2001

List of elements for Ground Distribution Wiring Diagram (1 of 2) for Toyota MR2 2001:

• (in front compt, on left front fenderwell) r/b 4
• (in front compt, on right front fenderwell) r/b 5
• (luggage room harn, left front wheelwell)
• (on left side of firewall, in engine compt) engine room r/b
• A/c dual pressure switch
• A/c magnetic clutch & lock sensor
• A/c single pressure switch
• A13
• Abs actuator
• Auto antenna relay
• B1 (luggage room harn, right front wheelwell)
• B10
• B10 (engine harn, left rear wheelwell)
• B12 (engine harn, left rear wheel well)
• B4 (luggage room harn, left front wheelwell)
• B6 (floor harn, right rear wheelwell)
• Brake fluid warning switch
• Clutch start switch
• Combination switch
• Data link connector
• Drl relay 4
• E1 (fusible link block)
• E3 (engine harn, top left of engine)
• E4 (engine harn, on top of engine)
• E5 (floor harn, right rear wheel- well)
• Efi main relay
• Engine control module
• Fan relay 2
• Front wiper motor
• Fuel pump
• G102 (left front shock tower)
• G103 (right front shock tower)
• G134 (left engine block)
• G402 (left rear suspension tower)
• G403 (right rear suspension tower)
• G904 (under left center pillar)
• G905 (under right center pillar)
• Heated oxygen sensor (bank 1 sensor 1)
• Heated oxygen sensor (bank 1 sensor 2)
• Heated oxygen sensor (bank 2 sensor 1)
• High mounted stop light
• Hydraulic power unit
• Idle air control valve
• Ig2 relay
• Ignition coil & igniter 1
• Ignition coil & igniter 2
• Ignition coil & igniter 3
• Ignition coil & igniter 4
• Left buckle switch & tension reducer
• Left front parking light
• Left front side marker light
• Left front turn signal light
• Left license plate light
• Left rear combination light
• Neutral start switch
• Power steering ecu (ehps)
• Radiator fan motor
• Rear window defogger
• Right buckle & seat belt warning occupant detection sensor
• Right front parking light
• Right front side marker light
• Right front turn signal light
• Right license plate light
• Right rear combination light
• Shift lever position shift
• Shift lock control ecu
• Short connector (right rear of passenger compt)
• Transmission control ecu

Ground Distribution Wiring Diagram (2 of 2) for Toyota MR2 2001

List of elements for Ground Distribution Wiring Diagram (2 of 2) for Toyota MR2 2001:

• (behind left corner of dash) r/b 3
• A/c switch
• Abs ecu
• Acc relay
• Blower resistor
• Blower switch
• Body ecu
• C10
• C11
• Center air bag sensor assembly
• Cigarette lighter
• Clock
• Com- bination meter
• Com- bination switch
• Combination meter
• Data link con- nector
• Daytime running light relay
• Door lock control switch
• G200 (left kick panel)
• G203 (right kick panel)
• G206 (left instrument panel brace)
• G206 (right instrument panel brace)
• Heater relay
• I1 (i/p harn, left kick panel)
• I3 (i/p harn, top left of dash)
• I9 (i/p harn, top right of dash)
• Ig1 relay
• J/b 6 (behind center of dash)
• Junction connector j2 (behind right kick panel)
• Left door motor door key lock & unlock switch & door unlock detection switch
• Left power window control switch
• Noise filter (rear window defogger)
• Passenger air bag manual on/off switch
• Radio & player
• Remote control mirror switch
• Rheostat
• Right door motor door key lock & unlock switch & door unlock detection switch
• Short connector (under left side of dash)
• Transponder key amplifier
• Turn signal flasher relay
• Unlock warning switch
• Window lock switch

HEADLIGHTS

Headlight Wiring Diagram for Toyota MR2 2001

List of elements for Headlight Wiring Diagram for Toyota MR2 2001:

• (dash harness, behind center of dash)
• B3 (body harn, left side of engine compt)
• Brake fluid level warning switch (on reservoir)
• Brk
• Chg-
• Combination meter (high beam indicator)
• Combination switch
• Daytime running light relay (behind upper left side of dash)
• Dim
• Dimmer switch
• Dlr no 2 relay
• Drl
• Drl diode (behind center of dash)
• Drl no 1 fuse 7.5a
• Drl no 2 fuse 20a
• Drl no 4 relay
• Ecu b fuse 10a
• Flash
• Fusible link block (left front corner of engine compt)
• G102 (left front shock tower)
• G103 (right front shock tower)
• G200 (left kick panel)
• G203 (right kick panel)
• G206 (left instrument panel brace)
• Gauge fuse 7.5a
• Generator
• H-lp
• H-lp relay
• Head
• Head left lower fuse 10a
• Head left upper fuse 10a
• Head right lower fuse 10a
• Head right upper fuse 10a
• High
• Hot at all times
• Hot in on or start
• Ind
• J/b no 6 (behind center centeof dash)
• J/c 3
• J/c 4
• Junction connector
• Left head- light
• Light control switch
• Low
• Main fuse 40a
• Off
• Parking brake switch (base of parking brake lever)
• Pkb
• R/b no 3 (behind left corner of dash)
• R/b no 5 (on right front fender well)
• Red
• Right head- light
• Tail

HORN

Horn Wiring Diagram for Toyota MR2 2001

List of elements for Horn Wiring Diagram for Toyota MR2 2001:

• Engine room r/b (left side of firewall, in eng compt)
• Fusible link block (left front corner of eng compt)
• Horn fuse 10a
• Horn relay
• Horn switch (part of combination switch)
• Hot at all times
• Left horn (left front of vehicle)
• Right horn (left front of vehicle)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Toyota MR2 2001

List of elements for Instrument Cluster Wiring Diagram for Toyota MR2 2001:

• (left front shock tower)
• (left instrument panel brace)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• Abs ind
• Acc
• Air conditioning system
• Am2
• Anti-lock brakes system
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• Brake fluid level warning switch (on brake master cylinder reservoir)
• Brake ind
• Buzzer
• C10
• C10 conn a
• C11 conn b
• C12 conn c
• Charge ind
• Clock
• Combination meter
• Cruise control system
• Cruise ind
• Defogger system
• Dome fuse 10a
• Door ind
• Ecu-b fuse 10a
• Electronic power steering system
• Engine control module (behind driver's seat)
• Engine controls system
• Exterior lights system
• Fuel gauge
• Fuel ind
• Fuel pump & fuel sender (in fuel tank)
• G102
• G200 (left kick panel)
• G203 (right kick panel)
• G206
• Gauge fuse 7.5a
• Headlights system
• High beam ind
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Hot w/tail relay energized
• Ig2
• Ignition switch
• Interior lights system
• J/b 6 (behind center of dash)
• J/c 3,4 (behind right end of dash)
• J/c 4 (behind right end of dash)
• Left turn ind
• Lock
• Malfunction ind
• Meter illumination
• Mpx1
• Mpx2
• N ind
• Odo/ trip
• Oil ind
• P/s ind
• Panel fuse 7.5a
• Power steering ecu (left side of front compt)
• R ind
• R/b 3 (behind left corner of dash)
• Radio2 fuse 7.5a
• Red
• Right turn ind
• Seat belt ind
• Sequential manual transmission
• Spd
• Speedometer
• Srs ind
• Start
• Tach
• Tachometer
• Temperature gauge
• Warning systems

INTERIOR LIGHTS

Courtesy Lamp Wiring Diagram for Toyota MR2 2001

List of elements for Courtesy Lamp Wiring Diagram for Toyota MR2 2001:

• (left kick panel)
• (right kick panel)
• C10
• C11
• Comb- ination meter
• Diode (door courtesy) (upper center of dash)
• Dome fuse 10a
• Door
• Ecu-b fuse 10a
• G200
• G203
• Hot at all times
• I4 (dash harn, behind upper left center of dash)
• Interior light
• J/b 3 j/b 4 (behind center of dash)
• Left door courtesy switch (near door latch pin)
• Off
• R/b 3 (behind left corner of dash)
• Red
• Right door courtesy switch (near door latch pin)
• Solid state

Instrument Illumination Wiring Diagram for Toyota MR2 2001

List of elements for Instrument Illumination Wiring Diagram for Toyota MR2 2001:

• (left kick panel)
• (right kick panel)
• A/c switch
• C10
• C11
• C12
• Combination meter
• G200
• G203
• Hazard switch
• Head
• Hot at all times
• I3 (dash harn, behind instrument cluster)
• J/b 6 (base of right door opening)
• Light control switch (part of combination switch)
• Off
• Panel fuse 7.5a
• R/b 3 (behind left corner of dash)
• Radio & player
• Rheostat
• Shift lock control ecu (2001)
• Solid state
• Tail
• Tail fuse 20a
• Tail- light relay

PASSIVE RESTRAINTS

Passive Restraint Wiring Diagram for Toyota MR2 2001

List of elements for Passive Restraint Wiring Diagram for Toyota MR2 2001:

• (left instrument panel brace)
• (left kick panel)
• (right kick panel)
• (under right center pillar)
• Buzzer
• C10
• C11
• Combination meter (left side of dash)
• Ecu-b fuse 10a
• G200
• G203
• G206
• G905
• Gauge fuse 7.5a
• Gnd
• Hot at all times
• Hot in on and start
• J/b 6 (behind center of dash)
• J/c 6 (at base of right door opening)
• Left buckle switch and tension reducer (under driver's seat)
• Left tension reducer solenoid (at left quater panel)
• Passenger's seat belt warning light (near a/c switch)
• R/b 3 (behind left corner of dash)
• Right buckle switch & seat belt warning occupant detection sensor (under passenger's seat)
• Seat belt

POWER ANTENNA

Power Antenna Wiring Diagram for Toyota MR2 2001

List of elements for Power Antenna Wiring Diagram for Toyota MR2 2001:

• Acc
• Ant
• Ant+
• Auto antenna motor (right rear of vehicle)
• Auto antenna relay (on power antenna assembly)
• Down
• G905 (under right center pillar)
• Gauge fuse 7.5a
• Gnd
• Hot at all times
• Hot in acc or on
• Hot in on and start
• J/b 6 (behind center of dash)
• R/b no. 3 (behind left corner of dash)
• Radio & player
• Radio 1 fuse 15a
• Radio 2 fuse 7.5a

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 2) for Toyota MR2 2001

List of elements for Power Distribution Wiring Diagram (1 of 2) for Toyota MR2 2001:

• Alt fuse 100a
• Alt-s fuse 7.5a
• Am2 fuse 15a
• B7 (engine harn, left door sill)
• Battery
• C/open relay
• Daytime running light relay, combination meter
• Dome fuse 10a
• Drl 1 fuse 7.5a
• Drl 2 fuse 20a
• Drl 2 relay
• Drl 4 relay
• Ecu-b fuse 10a
• Ecu-b1 fuse 25a
• Efi main relay
• Efi1 fuse 15a
• Efi2 fuse 7.5a
• Engine control module
• Engine controls system
• Engine room r/b (on left side of firewall, in eng compt)
• Etcs fuse 15a
• From fusible a link block (diagram 1 of 2)
• From splice b7 (diagram 2 of 2)
• Fuel pump
• Fusible link block (in left front corner of engine compt)
• Generator
• H-lp relay
• Haz fuse 15a
• Hazard switch
• Horn fuse 10a
• Horn relay
• Hpu fuse 30a
• Hpu relay
• Htr fuse 40a
• Htr relay
• Hydraulic power unit
• Ig2 fuse 15a
• Ig2 relay
• Interior light, combination meter clock
• Left headlight
• Lh lwr head fuse 10a
• Lh upr head fuse 10a
• Main fuse 40a
• R/b 3 (behind left corner of dash)
• R/b 5 (on right front fenderwell)
• Radio & player, auto antenna relay
• Radio1 fuse 15a
• Red
• Rh lwr head fuse 10a
• Rh upr head fuse 10a
• Right headlight
• Smt-ig fuse 10a
• St fuse 7.5a
• St relay
• Starter
• Stm-b fuse 10a
• To fusible link block (diagram 1 of 2)
• To ignition switch (diagram 2 of 2)
• To r/b 3 (diagram 2 of 2)
• To r/b 4 (diagram 2 of 2)
• Transmission control ecu
• Transponder key amplifier

Power Distribution Wiring Diagram (2 of 2) for Toyota MR2 2001

List of elements for Power Distribution Wiring Diagram (2 of 2) for Toyota MR2 2001:

• (left instrument panel brace)
• A j/c 3
• A/c switch (passenger air bag manual on/off indicator)
• Abs mtr relay
• Abs sol relay
• Abs1 fuse 20a
• Abs2 fuse 40a
• Ac switch, radio & player, hazard switch, combination meter, clock, shift lock control ecu
• Acc
• Acc fuse 25a
• Acc relay
• Am1
• Am1 fuse 7.5a
• Am2
• B7 (engine harn, left door sill)
• Body ecu
• C j/c 4
• C/opn relay, ig2 relay, combination meter, center air bag sensor assembly
• Cds fan fuse 30a
• Center air bag sensor assembly
• Cig fuse 15a
• Cigarette lighter
• Clock, remote control mirror switch, radio & player, auto antenna relay, combination meter
• Combination meter
• Combination meter, generator, daytime running light relay, back-up light switch, body ecu, left tension reducer solenoid, auto antenna relay, rear window defogger relay
• D pw fuse 20a
• Data link connector 3
• Def fuse 25a
• Door fuse 15a
• Ecu-ig fuse 7.5a
• Ehps fuse 50a
• Ehps relay
• Ehps relay, power steering ecu, abs ecu
• Fan 1 relay
• Fan 2 relay, fan 1 relay
• Fan 3 relay
• Fan-ig fuse 7.5a
• From fusible link block (alt fuse) (diagram 1 of 2)
• From fusible link block (am2 fuse) (diagram 1 of 2)
• From r/b 3 (ig1 relay) (diagram 2 of 2)
• Front wiper motor, front wiper & washer switch
• G200 (left kick panel)
• G206
• Gauge fuse 7.5a
• Hazard switch
• Htr fuse 10a
• Htr relay, a/c switch, a/c comp relay
• I/up fuse 7.5a
• Ig1
• Ig1 relay
• Ig2
• Ignition switch
• J/b 6 (behind center of dash)
• J/c 3, j/c 4 (right end of dash
• License plate lights, rear combination lights, front side marker lights, front parking lights
• Lock
• Obd fuse 7.5a
• P pw fuse 20a
• Panel fuse 7.5a
• Pnk
• R/b 3 (behind left corner of dash)
• R/b 4 (on left front fenderwell)
• Radio2 fuse 7.5a
• Rdi fan fuse 30a
• Rear window defogger
• Rear window defogger relay (behind left end of dash)
• Red
• Srs fuse 7.5a
• St relay
• St2
• Start
• Stop fuse 15a
• Stoplight switch
• Tail relay
• Tail1 fuse 20a
• Tail2 fuse 10a
• To fuse smt-ig (diagram 1 of 2)
• To r/b 3 (ecu-ig fuse) (diagram 2 of 2)
• Turn fuse 7.5a
• Washer fuse 10a
• Washer motor
• Wiper fuse 20a

POWER DOOR LOCKS

Power Door Lock Wiring Diagram for Toyota MR2 2001

List of elements for Power Door Lock Wiring Diagram for Toyota MR2 2001:

• (dash harn, left kick panel) i1
• Act+
• Act-
• Body ecu (behind left side of instrument cluster)
• Dcty
• Door fuse 15a
• Door lock control switch lock
• G200 (left kick panel)
• G203 (right kick panel)
• G206 (left instrument panel brace)
• Gauge fuse 7.5a
• Hot at all times
• Hot in on or start
• I2 (dash harn, left kick panel)
• J/b 6 (behind center of dash)
• J/c 3, j/c 4 (behind right end of dash) j3
• Ksw
• Left door courtesy switch
• Left door lock motor, door key lock & unlock switch & door unlock detection switch
• Lswd
• Lswp
• Pcty
• R/b 3 (behind left corner of dash)
• Red
• Right door courtesy switch
• Right door lock motor, door key lock & unlock switch & door unlock detection switch
• Ul1
• Ul2
• Ul3
• Unlk
• Unlock warning switch

POWER MIRRORS

Power Mirror Wiring Diagram for Toyota MR2 2001

List of elements for Power Mirror Wiring Diagram for Toyota MR2 2001:

• Down
• G200 (left kick panel)
• Hot in acc or on
• I2 (dash harn, left kick panel)
• J/b 6 (behind center of dash)
• Left
• Left remote control mirror
• Operation switch
• R/b 3 (behind left corner of dash)
• Radio 2 fuse 7.5a
• Remote control mirror switch
• Right
• Right remote control mirror
• Select switch

POWER WINDOWS

Power Window Wiring Diagram for Toyota MR2 2001

List of elements for Power Window Wiring Diagram for Toyota MR2 2001:

• (left kick panel) g200
• Auto
• Auto down
• Bdr1
• Bdr2
• Body ecu (behind left side of instrument cluster)
• Console)
• D p/w fuse 20a
• Ddn
• Dmdn
• Dmup
• Down
• G203 (right kick panel)
• Gauge fuse 7.5a
• Hot at all times
• Hot in on oe start
• Left power window control switch
• Left power window motor
• P p/w fuse 20a
• Pwe
• R/b 3 (behind left corner of dash)
• Red
• Right power window control switch
• Right power window motor
• Window lock switch

RADIO

Radio Wiring Diagrams for Toyota MR2 2001

List of elements for Radio Wiring Diagrams for Toyota MR2 2001:

• (right instrument panel brace)
• Acc
• Ant
• Auto antenna relay (right rear of vehicle)
• G206
• Gnd
• Hot at all times
• Hot in run or acc
• Interior lights system
• J/b 6 (behind center of dash)
• Left front door speaker
• Left front tweeter speaker
• Pnk
• R/b 3 (behind left end of dash)
• Radio & player
• Radio fuse 15a
• Radio fuse 7.5a
• Right front door speaker
• Right front tweeter speaker

STARTING/CHARGING

Charging Wiring Diagram for Toyota MR2 2001

List of elements for Charging Wiring Diagram for Toyota MR2 2001:

• Alt fuse 100a
• Alt-s fuse 7.5a
• Battery
• Battery ground
• C10
• C11
• C12
• Charge ind
• Combination meter
• Engine control module (behind driver's seat, on panel)
• Fusible link block (left front corner of engine compt)
• G203 (right kick panel)
• Gauge fuse 7.5a
• Generator
• Hot in run or start
• I5 (dash harn, top center of dash)
• Nca
• R/b 3 (behind left corner of dash)

Starting Wiring Diagram for Toyota MR2 2001

List of elements for Starting Wiring Diagram for Toyota MR2 2001:

• Acc
• Am2 fuse 15a
• Battery
• Battery ground
• Clutch start switch (above clutch pedal)
• E1 (right rear of engine compt)
• Engine control module (behind driver's seat, on panel)
• Fusible link block (left front corner of engine compt)
• G103 (right front shock tower)
• Ignition switch
• Main fuse 40a
• Nca
• Off
• Red
• St fuse 7.5a
• Start
• Starter
• Starter relay

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram for Toyota MR2 2001

List of elements for Supplemental Restraint Wiring Diagram for Toyota MR2 2001:

• (instrument panel wire harness) i6
• (left kick panel) g200
• (right kick panel) g203
• (under right center pillar) g305
• +sl
• +sr
• -sl
• -sr
• Acc
• Air bag squib (steering wheel pad)
• Am2
• C10
• Center air bag sensor assembly (behind center of dash, forward of gear shifter)
• Combination meter
• Data link connector (dlc) 3 (partial) (below left left end of dash)
• Engine control module (behind driver's seat, on panel)
• F/ps
• Gsw2
• Hot at all times
• Hot in on or start
• Ig1
• Ig2
• Ignition switch
• J/b 6 (behind center of dash)
• J/c 1 (behind upper right side of dash)
• J/c 6 (at base of right door opening)
• Lbe+
• Left buckle switch & tension reducer (under driver's seat)
• Left front air bag sensor (on left side of front compartment, beside left headlight assembly)
• Left pretensioner (in left quarter panel)
• Lock
• Off
• Passenger air bag manual on/off indicator (part of a/c switch)
• Passenger air bag manual on/off switch
• Passenger's air bag assembly (air bag squib)
• Pl+
• Pl-
• Pr+
• Pr-
• R/b 3 (behind left corner of dash)
• Right front air bag sensor (on right side of front compartment, beside right headlight assembly)
• Right pretensioner (in right quarter panel)
• Short connector (srs 1) (partial) (behind left end of dash)
• Short connector (srs 2) (behind left end of dash)
• Sil
• Srs
• Srs fuse 7.5a
• Start

TRANSMISSION

Transmission Wiring Diagram (1 of 3) for Toyota MR2 2001

List of elements for Transmission Wiring Diagram (1 of 3) for Toyota MR2 2001:

• (driver's door sill) b7
• Acc
• Bk (under right center pillar)
• C10
• C11
• C12
• Can+
• Can-
• Combination meter
• Driver's seat)
• Dswd
• E2ac
• E2cr
• E2ps
• E2sf
• E2sl
• E5 csmt
• Ea (left rear suspension tower)
• Engine control module (behind driver's seat, on panel)
• Engine controls system
• Engine room r/b (on left side of firewall)
• Fusible link block (in left front corner of engine compt)
• Gauge fuse 7.5a
• Gnd2
• Hot at all times
• Hot in on or start
• I5 (dash harn, behind left center of dash)
• Ig2 fuse 15a
• Ig2 relay
• Ignition switch
• Igsw
• Ih (right kick panel)
• Left door courtesy switch
• Lock
• Ls2c
• Ls3c
• Ls4c
• Lsw3
• Lsw4
• Mpx1
• Mpx2
• Neo
• Nsw
• Pacc
• Pnk
• Psf
• R/b 3 (behind left corner of dash)
• Red
• Seq man trans
• Sequential manual trans shift position
• Shift lock control ecu
• Shift lock solenoid
• Sil
• Smt-ig fuse 10a
• Spd
• Spfl
• Spfr
• Start
• Stp
• Te1
• Transmission control ecu (behind driver's seat, on panel)
• Vcac
• Vccr
• Vcps
• Vcrc
• Vcsf
• Vcsl
• Vsft
• Vslt

Transmission Wiring Diagram (2 of 3) for Toyota MR2 2001

List of elements for Transmission Wiring Diagram (2 of 3) for Toyota MR2 2001:

• (engine room harn, left rear corner of eng compt) b12
• (near center front of eng compt) gear shift actuator
• (on bracket, above brake pedal) stoplight switch
• Abs ecu (behind end of dash)
• Accumulator pressure sensor
• B12
• B7 (driver's door sill)
• B9 (engine room harn, left front of eng compt)
• Bn (under left center pillar)
• Clutch solenoid
• Clutch stroke sensor
• D j/c 3
• Data link connector 3 (partial) (below left end of dash)
• Eb (left engine block)
• F j/c 4
• Flo
• Fro
• Hot at all times
• Hydraulic power unit (at rear of engine compartment)
• J/b 6 (behind center of dash)
• J/c 3, j/c 4 (behind right end of dash)
• Master pressure sensor
• Master solenoid
• Motor pump
• Neutral start switch (near rear of engine)
• Only
• Pnk
• R/b 3 (behind left corner of dash)
• Red
• Rlo
• Rro
• Select solenoid
• Select stroke sensor
• Shift solenoid
• Shift stroke sensor
• Sil
• Stop fuse 15a

Transmission Wiring Diagram (3 of 3) for Toyota MR2 2001

List of elements for Transmission Wiring Diagram (3 of 3) for Toyota MR2 2001:

• +b1
• B10
• B7 (driver's door sill)
• Bk (under right center pillar)
• Com1
• Com2
• Csmt
• E11
• Eb (left engine block)
• Ec (left engine block)
• Ed (right rear suspension tower)
• Engine room r/b (on left side of firewall)
• Fusible link block (in left front corner of eng compt)
• Gnd1
• Hot at all times
• Hpu fuse 30a
• Hpu relay
• Left dwn
• Left up
• Ls1c
• Ls2c
• Ls3c
• Ls4c
• Lsw1
• Lsw2
• Lsw3
• Lsw4
• Mtrl
• Neo
• Nip+
• Nip-
• Only
• Red
• Right dwn
• Right up
• Sftd
• Sftu
• Shift lever position sensor (below floor console)
• Slc+
• Slc-
• Smt-b fuse 10a
• Sprl
• Sprr
• Spv+
• Spv-
• Ssf+
• Ssf-
• Ssl+
• Ssl-
• Stp
• Tmn
• Transmission control ecu (behind driver's seat, on panel)
• Transmission revolution sensor (near left front of eng compt)
• Transmission shift switch (combination switch)

WARNING SYSTEMS

Warning System Wiring Diagrams for Toyota MR2 2001

List of elements for Warning System Wiring Diagrams for Toyota MR2 2001:

• A/c switch
• B j4
• Body ecu
• Buzzer
• C10
• C11
• Combination meter
• Diode (door courtesy) (upper center of dash)
• Door fuse 15a
• Ecu-b fuse 10a
• G200 (left kick panel)
• G203 (right kick panel)
• G206 (left
• G905 (under
• Gauge fuse 7.5a
• Head
• Hot at all times
• Hot in on or start
• I2 (dash harn, left side of dash)
• I4 (dash harn, top center of dash)
• Instrument panel brace)
• J/b 6 (behind center of dash)
• J/c 3, 4 (behind right end of dash)
• J/c 6 (base of right door opening)
• J3 b
• Left door courtesy switch
• Left front buckle switch & tension reducer (under seat)
• Light control switch (part of combination switch)
• Off
• Panel fuse 7.5a
• Pass seat belt warning ind
• R/b 3 (behind left corner of dash)
• Red
• Right center pillar)
• Right front buckle switch & seat belt warning occupant detection sensor (under seat)
• Right right door door courtesy courtesy switch switch
• Seat belt warning indicator
• Solid state
• Tail
• Tail 1 fuse 20a
• Tail relay
• Unlock warning switch (on steering column)

WIPER/WASHER

Wiper/Washer Wiring Diagram for Toyota MR2 2001

List of elements for Wiper/Washer Wiring Diagram for Toyota MR2 2001:

• Combination switch
• Front wiper motor (at base of left side of windshield)
• Front wiper switch
• G103 (right front shock tower)
• G200 (left kick panel)
• High
• Hot in on or start
• Int
• Low/ mist
• Off
• R/b 3 (behind left corner of dash)
• Solid state
• Washer fuse 10a
• Washer motor (behind right headlight assembly)
• Washer switch
• Wiper fuse 20a