Diagram sections — 22 (42 total)
AIR CONDITIONING ANTI-LOCK BRAKES COMPUTER DATA LINES CRUISE CONTROL ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Heater Wiring Diagram for Toyota Tundra 2002 List of elements for Heater Wiring Diagram for Toyota Tundra 2002: 17 (behind right side of dash, in hvac housing) blower resistor (front left fender) ea (lower right side of dash) i16 Blower motor (under right side of dash, on hvac housing) Blower switch Driver side j/b (behind lower left side of dash) Engine room r/b (on left side of engine compartment) Gauge fuse 10a Heater fuse 50a Heater relay Hot at all times Hot in on or start J/c 1 (on left side of engine compartment, next battery) J/c 13 (right kick panel) J/c 3 (left kick panel) Off Red Manual A/C Wiring Diagram for Toyota Tundra 2002 List of elements for Manual A/C Wiring Diagram for Toyota Tundra 2002: 76 (3.4l) (4.7l) (behind right side of dash, in hvac housing) blower resistor (lower right side of dash) i16 3.4l 4.7l A/c dual pressure switch (in right front corner of engine compartment, behind headlight) A/c fuse 10a A/c lock sensor A/c magnetic clutch A/c magnetic clutch & lock sensor (on a/c compressor, on left side of engine) A/c thermistor (under right side of dash, in hvac housing) A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 Ac+2 Ac1 Ac2 Act Air inlet control servo motor (under right side of dash, on hvac assembly) B10 B11 B12 B13 B14 B25 Blower motor (under right side of dash, on hvac assembly) Blower switch C11 C13 Combination meter Defroster switch (part of blower switch) Driver side j/b (behind lower left side of dash) E1 (left side of engine compartment) Ea (front left fender) Engine control module (ecm) (behind right side of dash, near "a" pillar) Engine room r/b (on left side of engine compartment) Frs Gauge fuse 10a Gnd Gnd3 Heater relay Hot at all times Hot in on or start Htr fuse 50a I2 (behind left side of dash) I24 I25 Ie (left kick panel) Ig+ Ig- Integraton control & panel J/c 1 (on left side of engine compartment, next to battery) J/c 12 (behind upper right side of dash, near passenger's air bag) J/c 13 (right kick panel) J/c 3 (left kick panel) J/c 8 (behind upper left side of dash, near instrument cluster) Lock Mgc Off Rec Red Right side of dash) Ssr- Tach Tacho- meter
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Toyota Tundra 2002 List of elements for Anti-lock Brake Wiring Diagrams for Toyota Tundra 2002: 44 +bm +bs Abs 1 fuse 40a Abs 2 fuse 40a Abs actuator w/ ecu (right rear corner of engine compt) Abs inverter Abs warning ind C11 Combination meter D/g Data link connector 3 (under left side of dash, near center console) Driver side j/b (behind lower left side of dash) Ecu ig fuse 5a Engine room r/b (left side of engine compt) Engine/transmission control systems Exi Fl+ Fl- Fr+ Fr- Gauge fuse 10a Gnd 1 Gnd 2 Hot at all times Hot in on or start Ig1 J/c 12 (upper right side of dash, near airbag) J/c 13 (behind right kick panel) J/c 5 (upper left side of dash, near instrument cluster) Left front abs speed sensor Left rear abs speed sensor Pnk Rear abs speed sensor (on left side of rear axle) Red Right front abs speed sensor Right rear abs speed sensor Rl+ Rl- Rr+ Rr- Sil Stop fuse 15a Stoplight switch (on bracket above brake pedal) Stp
COMPUTER DATA LINES Computer Data Lines for Toyota Tundra 2002 List of elements for Computer Data Lines for Toyota Tundra 2002: 24 (3.4l) (3.4l) i6 (behind upper left side of dash) j/c 5 (left side of engine) (3.4l) ed 3.4l 4.7l A/b Abs actuator with ecu (right rear corner of engine compt) Bat C/c Center air bag sensor assembly (behind lower center of dash) Cruise control ecu (3.4l only) (behind upper right center of dash) D/g Data link connector 3 (under left side of dash) Ec (4.7l) (left rear of engine) Engine control module (behind right side of dash) Engine room r/b (left side of engine compt) Hot at all times J/c 12 (behind upper right side of dash) J/c 3 (left kick panel) Obd fuse 7.5a Sil Wfsd Wfse
CRUISE CONTROL
3.4L 3.4L, Cruise Control Wiring Diagram for Toyota Tundra 2002 List of elements for 3.4L, Cruise Control Wiring Diagram for Toyota Tundra 2002: 51 (w/a/t) (w/m/t) A/t indicator switch (park/neutral position switch Acc fuse 15a C/c C11 C13 C19 Cancel Ccs Combination meter Control circuit Cruise Cruise control actuator (on right side of engine compt) Cruise control clutch switch Cruise control ecu (behind upper right center of dash) Cruise control ind Cruise control switch (combination switch) Data link connector 3 (under left side of dash) Diode (a/t) (behind upper left side of dash) Driver side j/b (behind lower left side of dash) Ect Ecu ig fuse 5a Engine control module (ecm) (behind right side of dash, near "a" pillar) G11 G13 Gauge fuse 10a Gnd Hot at all times Hot in acc or on Hot in on or start Idl Idlo Ie (left kick panel) J/c 12 J/c 12 (behind upper right side of dash) J/c 13 (right kick panel) J/c 3 (left kick panel) J/c 5 (behind upper left side of dash) J/c 7 (behind upper left side of dash) J/c 8 J/c 8 (behind upper left side of dash) J/c 9 (behind upper left side of dash) Od1 Res/ acc Set/ coast Spd Stop fuse 15a Stoplight switch (on bracket, above brake pedal) Stp- Vehicle speed sensor (combination meter) (on trans)
4.7L 4.7L, Cruise Control Wiring Diagram for Toyota Tundra 2002 List of elements for 4.7L, Cruise Control Wiring Diagram for Toyota Tundra 2002: 69 +b1 +bm Acc fuse 15a Accel position sensor (on right front of engine) Batt C11 C13 Cancel Ccs Cl+ Cl- Combination meter Cruise Cruise control switch (combination switch) Cruise ind D position switch (park/neutral position switch) (on transmission) Diode (a/t) (behind upper left side of dash) Driver side j/b Driver side j/b (behind lower left side of dash) E01 E02 E03 E31 Ea (left front fender) Eb (right side of engine) Ec (left rear of engine) Efi 1 fuse 20a Efi relay Engine control module (ecm) (behind right side of dash, near "a" pillar) Engine room r/b (on left side of engine compt) Etcs fuse 15a F11 G11 Gauge fuse 10a Ge01 Hot at all times Hot in acc or on Hot in on or start I10 (eng harn, right side of dash) I5 (dash harn, right side of dash) I7 (eng harn, right side of dash) Ie (left kick panel) Ign fuse 5a Igsw J/c 1 (on left side of engine compt) J/c 12 (behind upper right side of dash) J/c 7 (behind upper left side of dash) J/c 8 J/c 8 (behind upper left side of dash) J/c 9 Me01 Mrel Red Res/ acc Set/ coast Spd Speedo- meter St1- Stop fuse 15a Stoplight switch (on bracket, above brake pedal) Stp Throttle control motor (on left front of engine) Throttle position sensor (on throttle body assembly) Vehicle speed sensor (combination meter) (on trans) Vpa Vpa2 Vta Vta2 W/ remote control mirror w/o remote control mirror
ENGINE PERFORMANCE
3.4L 3.4L, Engine Performance Wiring Diagrams (1 of 3) for Toyota Tundra 2002 List of elements for 3.4L, Engine Performance Wiring Diagrams (1 of 3) for Toyota Tundra 2002: 63 (behind left side of dash) driver side j/b (engine harn, right rear of engine compt) (right side of engine compt) igniter (right side of engine compt) noise filter (top right of engine) A/t oil temperature sensor (on transmission) Acc Af1+ Af1- Air fuel ratio sensor (bank 1, sensor 1) (on exhaust system) Camshaft position sensor (right front of engine) Conn e6 Conn e7 Crankshaft position sensor (left front of engine) E01 E02 E03 E05 E2g Ed (left side of engine) Engine control module (behind right side of dash) Engine coolant temperature sensor (top left of engine) Evp1 Fuel injectors Hot at all times Htaf1 I11 I12 I13 I14 I15 Igf Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition switch Igt1 Igt2 Igt3 Knk1 Knk2 Knock sensor 1 (right side of engine) Knock sensor 2 (left side of engine) Lock Mass airflow meter (on air cleaner housing) Nca Ne+ Ne- Oil Pnk Power steering oil pressure switch (right front of engine) Psw Red Rsc Rsd Run Sp2+ Spd- Start Tha Throttle position sensor (on throttle body assembly) Thw Vta 3.4L, Engine Performance Wiring Diagrams (2 of 3) for Toyota Tundra 2002 List of elements for 3.4L, Engine Performance Wiring Diagrams (2 of 3) for Toyota Tundra 2002: 27 (dash harn, right side of dash) (dash harn, right side of dash) i12 Automatic disconnecting differential actuator (left rear of engine compt) Cruise control ecu (right side of engine compt) Driver side j/b (behind left side of dash) Ed (left side of engine) Electronically controlled transmission solenoid G203 Heated oxygen sensor (bank 1, sensor 2) (on exhaust system) Hot at all times I12 I14 Idle air control valve (right side of engine) J/c 10 (behind upper left side of dash) J/c 12 (behind right side of dash) J/c 12 (w/ cruise control) (behind right side of dash) J/c 13 (right kick panel) J/c 9 (behind upper left side of dash) Nca Red Stop fuse 15a Stoplight switch (on bracket, above brake pedal) Transfer detection switch (l4) (transfer case) Transfer detection switch (neutral) (transfer case) Vapor pressure sensor (left rear corner of eng compt) Vehicle speed sensor (a/t) (on trans) Vsv (evap) (rear of engine) 3.4L, Engine Performance Wiring Diagrams (3 of 3) for Toyota Tundra 2002 List of elements for 3.4L, Engine Performance Wiring Diagrams (3 of 3) for Toyota Tundra 2002: 72 (left front fender) ea (upper left side of dash) diode 11f 11g 4wd A/c system A/t indicator light switch A/t oil temp Ac1 Acc fuse 15a Act Batt C/opn relay C11 C12 C13 C14 Combination meter Conn e3 Conn e4 Control unit Data link connector (center of dash) Driver side j/b Driver side j/b (behind left side of dash) Ed (left side of engine) Efi 1 fuse 15a Efi relay Engine control module (behind right side of dash) Engine room r/b (left side of engine compt) Fuel pump (in fuel tank) Gauge fuse 10a Hot at all times Hot in run or acc Hot in run or start Hot in start Hts hts Idlo idlo Ig+ Ign fuse 5a Igsw Ii (right kick panel) J/c J/c 1 (left side of engine compt) J/c 11 (right side of dash) J/c 3 (left kick panel) J/c 4 (behind left kick panel) J/c 5 (behind upper left side of dash) J/c 7 (behind upper left side of dash) Malf ind lamp Mrel Nca Nsw O/d main switch (center of dash) O/d off ind Od1 Od2 Odms Oilw Oxs Pnk Ptnk Red Sil Sp1 Sta Sta fuse 5a Starting/ charging system Stp Tfn Tpc Vehicle speed sensor (on trans) Vsv (vapor pressure sensor) (left rear of engine compt)
4.7L 4.7L, Engine Performance Wiring Diagrams (1 of 3) for Toyota Tundra 2002 List of elements for 4.7L, Engine Performance Wiring Diagrams (1 of 3) for Toyota Tundra 2002: 68 (behind left side of dash) driver side j/b (dash harn, right side of dash) (dash harn, right side of dash) i7 (rear of engine compt) (right rear of engine) eb A/t oil temperature sensor (on transmission) Acc Accelerator position sensor (right front of engine) Camshaft position sensor (left front of engine) Cl+ Cl- Conn e6 Conn e7 Crankshaft position sensor (left front of engine) E01 E02 E03 Eb (right rear of engine) Ec (left rear of engine) Engine control module (behind right side of dash) Engine coolant temperature sensor (right front of engine) Evg Fuel injectors Ge01 Hot at all times Htl Htl2 Htr Htr2 Igf1 Igf2 Igniters & ignition coils Ignition switch Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 Igt7 Igt8 Knkl Knkr Lock Mass airflow meter (on air cleaner housing) Me01 Nca Ne+ Ne- Noise filters Oxl1 Oxl2 Oxr1 Oxr2 Pnk Prg Red Run Start Tha Throttle control motor (left front of engine) Throttle position sensor (on throttle body assembly) Thw Vapor pressure sensor (left rear corner of eng compt) Vpa Vpa2 Vta Vta2 4.7L, Engine Performance Wiring Diagrams (2 of 3) for Toyota Tundra 2002 List of elements for 4.7L, Engine Performance Wiring Diagrams (2 of 3) for Toyota Tundra 2002: 50 (dash harn, right side of dash) (left kick panel) j/c 3 (on bracket, above brake pedal) stoplight switch 11g A/t indicator light switch (integral to park/neutral position switch) (on trans) A/t oil temp Acc fuse 15a C j/c 12 (right side of dash) C11 C12 C13 C14 Combination meter Control unit Diode (a/t) (upper left side of dash) Driver side j/b Driver side j/b (behind left side of dash) Eb (right rear of engine) Ec (left rear of engine) Fuel pump (in fuel tank) Fuel pump resistor (left side of engine compt) Gauge fuse 10a 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) Heated oxygen sensor (bank 2 sensor 2) (on exhaust system) Hot at all times Hot in run or acc Hot in run or start I10 Ig+ Ii (right kick panel) Integration relay J/c J/c 10 (behind upper left side of dash) J/c 11 (right side of dash) J/c 6 (upper left side of dash) J/c 7 (behind upper left side of dash) J/c 8 (upper left side of dash) Knock sensor 1 (left side of engine) Knock sensor 2 (right side of engine) Malf ind lamp Nca O/d main switch (center of dash) O/d off ind Red Stop fuse 15a Tail fuse 15a Vehicle speed sensor (on trans) Vsv (evap) (left side of engine) 4.7L, Engine Performance Wiring Diagrams (3 of 3) for Toyota Tundra 2002 List of elements for 4.7L, Engine Performance Wiring Diagrams (3 of 3) for Toyota Tundra 2002: 70 (center of left front fender) ea (left rear of engine compt) vsv (vapor pressure sensor (left side of trans) o/d direct clutch speed sensor (left side of trans) vehicle speed sensor (upper left side of dash) j/c 7 +b1 +bm 11f A/c system Ac1 Act Batt C/opn relay Ccs Conn e3 Conn e4 Conn e5 Cruise control D red Data link connector 3 (under left side of dash, near center console) Detection switch (l4) (on transfer case) Driver side j/b (behind left side of dash) Efi 1 fuse 15a Efi 2 fuse 15a Efi relay Electronically controlled transmission solenoid (in transmission) Els Engine control module (behind right side of dash) Engine room r/b Engine room r/b (left side of engine compt) Engine) Etcs fuse 15a Fpr Fuel pump relay Hot at all times Hot in run or start Hot in start Ign fuse 5a Igsw J/c 1 (left side of engine compt) J/c 12 (right side of dash) J/c 13 (right kick panel) J/c 4 (behind left kick panel) J/c 5 (upper left side of dash) Mrel Nco+ Nco- Nsw Odlp Odms Oil Oilw Pnk Ptnk Red Sil Slt Slt+ Slt- Sp2+ Sp2- Spd St1- Sta Sta fuse 5a Starting/ charging system Stp Tach Tpc Wfse
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Toyota Tundra 2002 List of elements for Back-up Lamps Wiring Diagram for Toyota Tundra 2002: 30 (behind upper left side of dash) diode (a/t) A/t A/t m/t Acc fuse 15a B10 Back- up light Back-up light relay (left side of dash) Back-up light switch (m/t) (on transmission) Back-up light switch (park/ neutral position switch) (a/t) (on transmission) Bl (near front of fuel tank) Driver side j/b (behind lower left side of dash) G11 Gauge fuse 10a Hot in acc or on Hot in on or start J/c 11 (behind upper right of dash) J/c 14 & 15 (under driver's seat) J/c 3 (left kick panel) J/c 8 (behind center of dash) J/c 9 (behind center of dash) J14 c J15 a J15 e Left rear combination light M/t Right rear combination light Socket (behind left rear bumper) Trailer W/ remote control mirror W/o remote control mirror Exterior Lamps Wiring Diagram for Toyota Tundra 2002 List of elements for Exterior Lamps Wiring Diagram for Toyota Tundra 2002: 59 (frame harness, near breakout to left license plate light) b10 B j14 B j15 B10 Bl (near front of fuel tank) C j15 C12 C13 Comb- ination meter Comb- ination switch D j15 D10 D11 Driver side j/b (behind lower left side of dash) E11 Ea (front left fender) Engine controls system From driver side j/b (diagram 1 of 1) H13 Head High mounted stop- light Horn-haz fuse 20a Hot at all times Integration control & panel Integration relay J/c 1 (left side of engine compt) J/c 12 (behind top right of dash) J/c 13 (right kick panel) J/c 14 & 15 (under driver's seat) J/c 14, & 15 (under driver's seat) J/c 3 (left kick panel) J14 a J14 e J15 b J15 c J15 d L13 Left front combination light Left rear combination light License plate light Light ctrl switch Off Park Right front combination light Right rear combination light Stop Stop fuse 15a Stop- light switch (on bracket, above brake pedal) Tail Tail fuse 15a To j/c 1 (diagram 1 of 1) Trailer tow circuit Turn Turn fuse 5a Turn signal flasher (left side of dash) Turn signal ind Turn signal switch (comb- ination switch) W/ abs or cruise control W/o abs or cruise control Trailer Tow Wiring Diagram for Toyota Tundra 2002 List of elements for Trailer Tow Wiring Diagram for Toyota Tundra 2002: 33 B10 Bl (near front of fuel tank) D10 Driver side j/b (lower left side of dash) Exterior lights system (backup light circuit) H12 H13 Horn-haz fuse 20a Hot at all times Hot in acc or on Integration relay J/c 12 (behind upper right side of dash) J/c 14/15 (under driver's seat) J/c 3 (left kick panel) J14 J15 Option connector (left front of engine compt) Red Stlo Stop fuse 15a Stop- light switch (on bracket above brake pedal) Stp Stro Tail fuse 15a Tilo Trailer converter (below left taillight) Trailer socket (behind center left side of rear bumper) Trnl Trnr Turn fuse 5a Turn signal flasher (behind left end of dash) W/ abs or cruise control W/o abs and cruise control
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 2) for Toyota Tundra 2002 List of elements for Ground Distribution Wiring Diagram (1 of 2) for Toyota Tundra 2002: 88 (3.4l) (a/t) (left front fender) ea (left side of engine compt) engine room r/b (lower left side of dash) driver side j/b (m/t) (w/o drl) Abs actuator w/ ecu B10 B10 (body harness, behind left side of rear bumper) B2 (body harn, in driver's door) B3 (body harn, in driver's door) B4 (body harness, left "a" pillar) B7 (body harness, in passenger's door) Back-up light relay Bj (inside left rear door) Bl (near front of fuel tank) Blower switch Brake fluid level warning switch C12 C13 C16 Cigarette lighter Clutch start cancel switch Combination meter Combinaton switch Cruise control switch Data link connector 3 Daytime Driver's lumbar support control switch Driver's power seat control switch Drl relay E3 (engine room r/b) Efi relay Fog relay Fuel pump Glove box light Heater relay High mounted stop- light & cargo light I1 (body harn, upper left side of dash) I2 (upper left side of dash, right of steering column) I24 If (left kick panel) Ii (right kick panel) Inte- gration relay Integration control & panel J/c 13 (right kick panel) J/c 14, j/c 15 (under driver's seat) J/c 17 J/c 2 (left side of engine compt) J/c 3 (left kick panel) J14 J15 Left buckle switch Left front door key lock & unlock switch Left front door lock motor & door unlock detection switch Left front fog- light Left front turn signal & parking light Left license plate light Left rear combi- nation light Left rear lower door courtesy switch Left rear upper door courtesy switch Left vanity light O/d main switch Parking brake switch Personal light Power outlet relay Power relay Power window master switch Remote control mirror switch Rheostat Right door key lock & unlock switch Right door lock control switch Right door lock motor & door unlock detection switch Right front fog- light Right front turn signal & parking light Right license plate light Right rear combi- nation light Right vanity light Running light resistor Steering column) To main daytime running light relay (diagram 2 of 2) Trailer converter Trailer socket Turn signal flasher Washer level sensor Wiper & washer switch Wiper motor Ground Distribution Wiring Diagram (2 of 2) for Toyota Tundra 2002 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Toyota Tundra 2002: 61 (3.4l) (4.7l) (lower left side of dash) driver side j/b 4wd control ecu Add actuator Bk (inside right rear door) Blower resistor C11 Center air bag sensor assembly Combi- nation meter Cruise control actuator Cruise control ecu Cruise control switch Data link connector 3 Detection switch (transfer 4wd position) Detection switch (transfer l4 position) Detection switch (transfer neutral position) E5 (eng harn, center rear of eng compt) Eb (right rear of engine) (4.7) Ec (left rear of engine) (4.7l) Ed (left side of engine) (3.4l) Engine control module From j/c 13 (diagram 1 of 2) Fuel sender Heated oxygen sensor (bank 1, sensor 1) Heated oxygen sensor (bank 1, sensor 2) Heated oxygen sensor (bank 2, sensor 1) Heated oxygen sensor (bank 2, sensor 2) I10 (eng harn, right side of dash) I25 I4 (dash harn, upper right side of dash) I4 (dash harness, upper right side of dash) I7 (eng harn, right side of dash) I7 (engine harn, right side of dash) I9 (engine harness, right side of dash) Ie (left kick panel) Ig (right instrument panel brace) Igniter Igniter & ignition coil 1 Igniter & ignition coil 2 Igniter & ignition coil 3 Igniter & ignition coil 4 Igniter & ignition coil 5 Igniter & ignition coil 6 Igniter & ignition coil 7 Igniter & ignition coil 8 Ih (right kick panel) Inte- gration control & panel Inte- gration relay J/c 12 (upper right side of dash) J/c 8 (right of steering column) L16 Main daytime running light relay Noise filter Power outlet Radio & player Right rear lower door courtesy switch Right rear upper door courtesy switch Right seat belt warning occupant detection sensor & buckle switch Transfer shift actuator Transmission control relay
HEADLIGHTS Headlight Wiring Diagram, with DRL for Toyota Tundra 2002 List of elements for Headlight Wiring Diagram, with DRL for Toyota Tundra 2002: 56 (behind upper left side of dash, near instrument cluster) (engine harn, in engine room r/b) e3 (left front fender) ea A/t Brake fluid level warning switch (on brake fluid reservoir) C12 Combination meter Combinaton switch Control switch Daytime running light relay Daytime running light relay (main) (behind center of dash) Daytime running light resistor (on left front side of engine compartment) Dimmer relay Dimmer switch Diode 1 (drl) (behind upper left side of dash, near base of windshield) Diode 2 (drl) (behind upper left side of dash, near instrument cluster) Dome fuse 15a Driver side j/b (lower left side of dash) Drl fuse 7.5a Engine room r/b (left side of engine compt) Flash Fog relay Fog- light switch Fr fog fuse 20a Gauge fuse 10a Head Head relay High High beam indicator Hot at all times Hot in on or start I2 (upper left side of dash, right of steering column) Integration relay J/c 13 (right kick panel) J/c 2 (left side of engine compt) J/c 3 (left kick panel) J/c 7 J/c 8 (behind upper left side of dash, near instrument cluster) J/c 9 (right of steering column) Left front foglight Left head- light Left hi head fuse 10a Left lo head fuse 10a Light Low M/t Off Parking brake switch (on base of park brake lever) Pnk Red Right front foglight Right head- light Right hi head fuse 10a Right lo head fuse 10a Starting/ charging system Tail Headlight Wiring Diagram, without DRL for Toyota Tundra 2002 List of elements for Headlight Wiring Diagram, without DRL for Toyota Tundra 2002: 35 (engine harn, in engine room r/b) e3 (left front fender) ea C12 Combination meter Combination switch Dimmer switch Driver side j/b (lower left side of dash) Engine room r/b (left side of engine compt) Flash Fog relay Foglight switch Fr fog fuse Head Head relay High High beam indicator Hot at all times I2 (upper left side of dash, right of steering column) Integration relay J/c 13 (right kick panel) J/c 2 (left side of engine compt) J/c 3 (left kick panel) J/c 6 (right of steering column) Left front foglight Left head fuse 10a Left headlight Light control switch Low Off Pnk Red Right front foglight Right head fuse 10a Right headlight Tail
HORN Horn Wiring Diagram for Toyota Tundra 2002 List of elements for Horn Wiring Diagram for Toyota Tundra 2002: 8 Driver side j/b (lower left side of dash) Horn fuse 20a Horn switch (part of combination switch) Hot at all times Integration relay L12 Left horn (left front center of eng compt) Right horn (right front center of eng compt)
INSTRUMENT CLUSTER Clock Wiring Diagram for Toyota Tundra 2002 List of elements for Clock Wiring Diagram for Toyota Tundra 2002: 17 Acc Acc fuse 15a Dome fuse 15a Driver side j/b (lower left side of dash) Engine room r/b (left side of engine compt) Gnd Hot at all times Hot in acc and on I24 I25 Ill+ Integration relay Intergration control and panel J/c 10 (left side of dash, near instrument cluster) J/c 13 (right kick panel) J/c 7 (left side of dash, near instrument cluster) Tail fuse 15a Instrument Cluster Wiring Diagram for Toyota Tundra 2002 List of elements for Instrument Cluster Wiring Diagram for Toyota Tundra 2002: 100 (3.4l) (4.7l) (4.7l) (3.4l) (left kick panel) (upper right center of dash) 2 ind 4hi ind 4wd ind 4lo ind 4wd control ecu (behind right side of dash) A/t A/t oil temp ind A/t p ind A10 A11 A12 A13 Abs ind Abs inverter Anti-lock brakes system B10 B11 B12 B13 B14 B15 B16 B22 Body computer system Brake fluid level warning switch (on fluid reservoir) Brake ind C10 C11 C12 C13 C14 Charge ind Combination meter Control circuit Cruise control ecu Cruise control system Cruise ind D ind D10 Daytime running light relay (main) Dome fuse 15a Door ind Driver side j/b Ea (left front fender) Ecu-b fuse 5a Engine control module (behind right side of dash) Engine controls system Engine controls system engine controls system, body computer system Engine room r/b Exterior lights system F10 Fuel gauge Fuel ind Fuel sender Gauge fuse 10a Headlights system High beam ind Hot at all times Hot in on or start Ign fuse 5a Illum Integration relay Interior lights system J/c 3 (left kick panel) J/c 7 (behind center of dash) J/c 8 (upper left side of dash, behind instrument cluster) L ind L11 Left turn ind M/t Mil ind N ind O/d off ind Oil ind Oil pressure switch P ind Parking brake switch R ind Red Right turn ind Seat belt ind Spd Speedometer Srs ind Starting/charging system Tachometer Transmissions system Vehicle speed sensor (combination meter) Voltmeter W/ drl W/o drl Warning system Washer ind Washer level sensor (on fluid reservoir) Water temperature gauge Water temperature sensor
INTERIOR LIGHTS Cargo Light Wiring Diagram for Toyota Tundra 2002 List of elements for Cargo Light Wiring Diagram for Toyota Tundra 2002: 22 C11 C13 Cargo light (high mounted stop light) Cargo lp fuse 5a Combination meter Control circuit Driver side j/b Driver side j/b (behind lower left side of dash) Gauge fuse 10a Gnd Hot at all times Hot in on or start I24 I25 Ie (left kick panel) Integration control and panel Integration relay J/c 13 (behind right kick panel) J/c 3 (behind left kick panel) J/c 7 (behind upper left side of dash) J/c 8 (upper left side of dash) Vehicle speed sensor (on trans) Courtesy Lamps Wiring Diagram for Toyota Tundra 2002 List of elements for Courtesy Lamps Wiring Diagram for Toyota Tundra 2002: 42 Access cab B4 (body harn, at left "a" pillar) B9 (body harn, in right access door) Bj (inside left rear door) Bk (inside right rear door) C11 C12 Combination meter Control circuit Diode (courtesy door) (behind upper left side of dash) Diode (power window) (behind upper center of dash) Diode (step light) (behind upper left side of dash) Dome fuse 15a Door Driver side j/b (behind lower left side of dash) Engine room r/b (left side of engine compt) Gauge fuse 10a Hot at all times Hot in acc & run Ignition key cylinder light Interior light J/c 10 (behind upper left side of dash) J/c 3 behind left kick panel) J/c 7 (behind upper left side of dash) J/c 9 (behind upper left side of dash) Left door courtesy light Left front door courtesy switch Left rear lower door courtesy switch Left rear upper door courtesy switch Left vanity light Off Personal light Red Right door courtesy light Right front door courtesy switch Right rear lower door courtesy switch Right rear upper door courtesy switch Right vanity light Standard cab Step light W/ power window W/o power window Instrument Illumination Wiring Diagram for Toyota Tundra 2002 List of elements for Instrument Illumination Wiring Diagram for Toyota Tundra 2002: 34 4.7l Ashtray illumination C c C12 Cigarette lighter illumination Combination meter Diode (idle up) (behind upper right side of dash) Driver side j/b (behind lower left side of dash) Engine room r/b (left side of engine compt) Engine control module (behind right side of dash near "a" pillar) Foglight switch Glove box light Head Hot at all times I1 dash harn, (behind left side of cluster) I2 (dash harn, behind right side of cluster) I24 I25 Integration control & panel (center of dash) Integration relay J/b fuse 50a J/c 10 (behind upper left side of dash) J/c 13 (behind right kick panel) J/c 3 (behind) left kick panel) J/c 7 (behind upper left side of dash) J/c 8 (behind upper left side of dash) Light control switch (part of combination switch) Off Radio & tape player Rheostat Tail Tail fuse 15a W/ built-in type amplifier W/ separate type amplifier
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 2) for Toyota Tundra 2002 List of elements for Power Distribution Wiring Diagram (1 of 2) for Toyota Tundra 2002: 59 (left side of engine compt) engine 4.7l A/c fuse 10a Abs1 fuse 40a Abs2 fuse 40a Air conditioning, body computer systems Alt fuse 120a Alt-s fuse 7.5a Am1 fuse 40a Am2 fuse 30a Anti- lock brakes system Battery Body computer, headlights, instrument cluster, interior lights, door locks, sound systems, warning systems Canada Charging circuit Computer data lines system Cruise control, engine controls systems Dimmer relay Dome fuse 15a Drl fuse 7.5a E1 (engine harn, in engine room r/b) Ea (front of left front fender) Efi 1 fuse 15a (3.4l) 20a (4.7l) Efi 2 fuse 10a Efi relay Engine Engine controls system Etcs fuse 15a Fr fog fuse 20a From power outlet relay (diagram 1 of 2) Head hi lh fuse 10a Head hi rh fuse 10a Head lh fuse 10a Head lo lh fuse 10a Head lo rh fuse 10a Head relay Head rh fuse 10a Headlights system Headlights system (canada) Heater fuse 50a Heater relay I4 (dash harness, upper right side of dash) J/b fuse 50a J/c 1 (left side of engine compt) J/c 13 (right kick panel) Obd fuse 7.5a Power outlet Power outlet relay Pwr outlet 1 fuse 15a Pwr outlet 2 fuse 15a Red Room r/b Room r/b (left side of engine compt) Starting circuit To am1 fuse (diagram 1 of 2) To driver side j/b, acc fuse (diagram 2 of 2) To driver side j/b, power fuse (diagram 2 of 2) To ignition switch (diagram 2 of 2) Usa Power Distribution Wiring Diagram (2 of 2) for Toyota Tundra 2002 List of elements for Power Distribution Wiring Diagram (2 of 2) for Toyota Tundra 2002: 50 (engine harn, in engine room r/b) 4wd fuse 20a Acc Acc fuse 15a Air conditioning, anti-lock brakes, body computer, cruise control, engine controls, exterior lights, headlights, instrument cluster, interior lights, starting/charging, transmissions, wiper/washer, door locks, warning systems Anti-lock brakes system Anti-lock brakes, cruise control, engine controls, exterior lights systems Cargo lp fuse 5a Cigarette lighter Cruise control system Driver side j/b (lower left side of dash) Ecu-b fuse 5a Ecu-ig fuse 5a Engine controls, instrument cluster, starting, transmissions systems Engine room r/b (left side of engine compt) Exterior lights system F10 F11 From engine room r/b, am1 fuse (diagram 1 of 2) From engine room r/b, am2 fuse (diagram 1 of 2) From engine room r/b, j/b fuse (diagram 1 of 2) From engine room r/b, power outlet relay (diagram 1 of 2) G10 G11 G12 G13 Gauge fuse 10a Horn-haz fuse 20a I2 (dash harn, upper left side of dash) Ign fuse 5a Ignition switch Integration relay J/c 3 (left kick panel) Lock Pnk Power fuse 30a Power relay Power windows system Seats system St2 fuse 5a Sta fuse 5a Start Starter relay Starting circuit Stop fuse 15a Tail fuse 15a Transmissions system Turn fuse 5a Wip fuse 20a Wiper/ washer system
POWER DOOR LOCKS Power Door Lock Wiring Diagram for Toyota Tundra 2002 List of elements for Power Door Lock Wiring Diagram for Toyota Tundra 2002: 38 B8 (in left rear door) B9 (in right rear door) Bj (left rear door) Bk (inside right rear door) C12 C13 Combination meter Control circuit Driver side j/b (behind lower left side of dash) Hot at all times Ie (left kick panel) Integration relay J/c 10 (behind upper left side of dash) J/c 13 (right kick panel) J/c 3 (left kick panel) J/c 4 (behind left kick panel) J/c 6 (behind upper left side of dash) J/c 8 (behind upper left side of dash) J/c 9 (behind upper left side of dash) L16 Left door key lock & unlk unlock switch Left door lock control lock switch (power window master switch) Left door lock motor & unlock detection switch Left front door courtesy switch Left rear door lower courtesy switch Left rear door upper courtesy switch Lock Power fuse 30a Right door key lock & lock unlock switch Right door lock control lock switch Right door lock motor & unlock detection switch Right front door courtesy switch Right rear door lower courtesy switch Right rear door upper courtesy switch Unlk Unlock warning switch W/ 2 doors W/ 4 doors
POWER MIRRORS Power Mirror Wiring Diagram for Toyota Tundra 2002 List of elements for Power Mirror Wiring Diagram for Toyota Tundra 2002: 18 A/t Acc fuse 15a B2 (body harness, left door grommet) Down Driver side j/b (behind left of dash) G11 Hot in acc or on J/c 3 (behind left end of dash) J/c 9 (behind center of dash) Left Left remote control mirror M/t Operation switch Red Remote control mirror switch Right Right remote control mirror Select switch
POWER SEATS Power & Lumbar Seat Wiring Diagram for Toyota Tundra 2002 List of elements for Power & Lumbar Seat Wiring Diagram for Toyota Tundra 2002: 22 Down Driver side j/b (lower left side of dash) Driver's lumbar support control motor (under seat) Driver's lumbar support control switch Driver's power seat control switch Front Front vertical Front vertical control motor (under seat) Hot at all times J/c 16 (under driver's seat) J/c 17 J/c 3 (left kick panel) Power fuse 30a Rear Rear vertical Rear vertical control motor (under seat) Reclining Reclining control motor (under seat) Red Short pin (behind right kick panel) Slide Slide control motor (under seat)
POWER WINDOWS Power Window Wiring Diagram for Toyota Tundra 2002 List of elements for Power Window Wiring Diagram for Toyota Tundra 2002: 12 Driver side j/b (left side of dash) Hot at all times Integration relay J/c 3 (left kick panel) Left front power window motor Power fuse 30a Power relay Power window master switch Right front power window motor Right power window control switch Solid state Window lock switch
RADIO Radio Wiring Diagrams for Toyota Tundra 2002 List of elements for Radio Wiring Diagrams for Toyota Tundra 2002: 26 (center of dash) integration control & panel (door harn, in left front door) b1 (door harn, in right front door) b5 (right dash brace) A stereo component amplifier Acc fuse 15a B radio & player Dome fuse 15a Driver side j/b (behind left side of dash) Engine room r/b (left side of engine compt) G10 Hot at all times Hot in run or acc I25 Interior lights system J/c 7 (behind top center of dash) Left front door speaker Left front tweeter speaker Left rear door speaker Pnk Radio & player (or stereo component amplifier) Red Right front door speaker Right front tweeter speaker Right rear door speaker W/ access cab
STARTING/CHARGING Charging Wiring Diagram for Toyota Tundra 2002 List of elements for Charging Wiring Diagram for Toyota Tundra 2002: 21 (on engine room j/b) Alt fuse 120a Alt-s fuse 7.5a Battery Battery ground C12 Charge warning light Combination meter Daytime running light relay (main) Driver's side j/b (behind lower left side of dash) Engine room r/b (left side of engine compt) F10 Gauge fuse 10a Generator Hot in on or start Ign fuse 5a J/c 1 (on left side of engine compt) J/c 6 (behind upper left side of dash, near instrument cluster) Nca W/drl W/o drl Starting Wiring Diagram for Toyota Tundra 2002 List of elements for Starting Wiring Diagram for Toyota Tundra 2002: 36 4.7l 3.4l A/t Acc Am2 fuse 40a Battery Battery ground C13 Clutch start cancel switch (m/t) Clutch start switch (m/t) (under left side of dash) Combination meter Driver side j/b (lower left side of dash) E2 (left side of engine compt) E3 e4 E4 e3 Engine control module (behind right side of dash, near "a" pillar) Engine room r/b (left side of engine compt) Gauge fuse 10a Hot in on or start I1 (upper left side of dash) Ignition switch J/c 3 (left kick panel) J/c 4 (behind left kick panel) J/c 7 (behind upper left side of dash, near instrument cluster) M/t Nca Off P/ n Park/ neutral position switch (a/t) (on transmission) Pnk Pnk c Solid state St2 fuse 5a Sta fuse 5a Start Starter Starter relay
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Toyota Tundra 2002 List of elements for Supplemental Restraint Wiring Diagram for Toyota Tundra 2002: 58 Acc Acc fuse 15a Air bag squib (front passenger air bag assembly) Air bag squib (steering wheel pad) Bench seat C11 Center air bag sensor assembly (behind lower center of dash, on transmission tunnel) Combination meter Connection detection pin Data link connector (dlc) 3 (partial) (under left side of dash, near center console) Driver side j/b (behind lower left side of dash) Ecu+ Ecu- Ecu-b fuse 5a G10 Gnd Gnd1 Hot at all times Hot in acc or on Hot in on or start I24 I25 Ie (left kick panel) Ig2 Ign fuse 5a Ih (right kick panel) Ind Integration control & panel J/c 13 (right kick panel) J/c 14 (under driver's seat) J/c 3 (behind left kick panel) J/c 5 (behind upper left side of dash, near combination meter) Lbe+ Left buckle switch inside driver's seat belt buckle) Left front air bag sensor (on front left side of engine compartment, behind headlight) Left pretensioner (near bottom of left "b" pillar) Passenger air bag manual on-off switch Pind Pl+ Pl- Pr+ Pr- Rbe+ Red Right front air bag sensor (on front right side of engine compartment, behind headlight) Right pretensioner (near bottom of right "b" pillar) Seat belt warning occupant detection sensor Sil Sl+ Sl- Spiral cable Sqb+ Sqb- Sr+ Sr- Srs warning light W/o power seat W/power seat
TRANSMISSION
3.4L 3.4L, 4WD Wiring Diagram for Toyota Tundra 2002 List of elements for 3.4L, 4WD Wiring Diagram for Toyota Tundra 2002: 39 (a/t) (behind right side of dash) j/c 12 4wd 4wd fuse 20a 4wd ind A/t A/t p ind Abs actuator with ecu (right rear of engine compt) Acc fuse 15a Add actuator (left side of trans) C11 C14 Combination meter Detection switch (4wd position) (transfer case) Detection switch (l4 position) (transfer case) Detection switch (neutral position) (transfer case) Didoe (a/t) (behind center of dash) Driver side j/b (lower left side of dash) Engine control module (behind right side of dash) Ex13 G11 Gauge fuse 10a Hot in on or acc Hot in on or start I7 (engine harn, behind right side of dash) J/c 10 (behind center of dash) J/c 13 (right kick panel) J/c 6 (behind center of dash) J/c 8 (behind center of dash) J/c 9 (behind center of dash) M/t Neutral position switch (part of park/ neutral position switch) Red Tfn Transmission control relay (at right kick panel) W/ abs W/ power mirrors W/o abs W/o power mirrors 3.4L, A/T Wiring Diagram for Toyota Tundra 2002 List of elements for 3.4L, A/T Wiring Diagram for Toyota Tundra 2002: 78 (left side of eng compt, next to battery) j/c j1 2 ind A/t indicator switch (park/neutral position switch) (on transmission) A/t oil temperature sensor (on transmission) Acc fuse 15a Batt (b+) Cruise control system D ind Diode (upper left side of dash) Driver side j/b (lower left side of dash) E01 E05 E1 (grd) Ea (center of left front fender) Ed (left side of engine) Efi 1 fuse 15a Efi relay (eng room r/b) Electronically controlled transmission solenoids Engine control module (behind right side of dash, near "a" pillar) Engine controls Engine coolant temperature sensor (on top center of eng) Engine room r/b (left side of eng compt) Eo2 Eo3 F11 G11 Gauge fuse 10a Hot at all times Hot in acc or on Hot in on or start I13 I13 (eng harn, right rear of eng) I14 I7 (eng harn, right rear of eng) Ign fuse 5a Igsw J/c 3 (left kick panel) J/c j11 (behind upper right side of dash, near air bag) J/c j12 (behind upper right side of dash) J/c j4 (behind left kick panel) J/c j8 (behind upper left side of dash) J/c j9 (behind upper left side of dash) (w/ remote control mirror) L ind Mrel N ind No. 1 No. 2 No. 3 Nsw O/d main switch Od off Od1 Odlp Odms Oil Oil temp Oil-w P ind Pnk R ind Red Sp1 Sp2+ Sp2- Speedo Sta Sta fuse 5a Starting system Stop fuse 15a Stoplight switch (on bracket, above brake pedal) Stp Throttle position sensor (on throttle body) Thw Vcc Vehicle speed sensor (for ect) (on transmission) Vta W/ abs or cruise W/o abs & cruise
4.7L 4.7L, 4WD Wiring Diagram for Toyota Tundra 2002 List of elements for 4.7L, 4WD Wiring Diagram for Toyota Tundra 2002: 54 (behind right side of dash) 2-4 4hi ind 4lo ind 4wd 4wd control ecu (right kick panel) 4wd fuse 20a Abs actuator with ecu (right rear of engine compt) Acc fuse 15a Add Add actuator (center rear of engine compt) C11 C12 C13 Combination meter Detection switch (4wd positon) (transfer case) Detection switch (l4 position) (transfer case) Didoe (a/t) (behind center of dash) Dl1 Dl2 Dm1 Dm2 Driver side j/b (lower left side of dash) Engine control module (behind right side of dash) Ex13 G11 Gauge fuse 10a Gnd H-l Hot in on or acc Hot in on or start I24 Ind1 Ind2 Integration control & panel (behind center of dash) J/c 12 J/c 13 (right kick panel) J/c 6 (behind center of dash) J/c 7 (behind center of dash) J/c 8 (behind center of dash) J/c 9 (behind center of dash) Neutral position switch (part of park/ neutral position switch) Pnk Red Spd Speed- ometer Tl1 Tl2 Tl3 Tm1 Tm2 Transfer shift actuator (on transfer case) W/ power mirrors W/o power mirrors 4.7L, A/T Wiring Diagram for Toyota Tundra 2002 List of elements for 4.7L, A/T Wiring Diagram for Toyota Tundra 2002: 80 (left side of eng compt, next to battery) j/c j1 2 ind A/t indicator switch (park/neutral position switch) (on transmission) A/t oil temperature sensor (on transmission) Acc fuse 15a B+1 Batt (b+) D ind Diode (upper left side of dash) Driver side j/b (lower left side of dash) E01 Ea (left front fender) Eb (right side of eng) Ec (left rear of eng) Efi 1 fuse 20a Efi relay (eng room r/b) Electronically controlled transmission solenoids Engine control module (behind right side of dash, near "a" pillar) Engine controls Engine coolant temperature sensor (on right front of eng) Engine room r/b (left side of eng compt) Eo2 Eo3 F11 G11 Gauge fuse 10a Hot at all times Hot in acc or on Hot in on or start I10 I5 (dash harn, upper right side of dash) I7 (dash harn, near right grommet) Ign fuse 5a Igsw J/c 3 (left kick panel) J/c j11 (behind upper right side of dash, near air bag) J/c j12 (behind upper right side of dash) J/c j4 (behind left kick panel) J/c j8 (behind upper left side of dash) J/c j9 (behind upper left side of dash) (w/ remote control mirror) L ind Meo1 Mrel N ind Nco+ Nco- No. 1 No. 2 No. 3 Nsw O/d direct clutch speed sensor (on left side of transmission) O/d main switch Od off Odlp Odms Oil Oil temp Oilw P ind Pnk R ind Red Slt Slt+ Slt- Sp2+ Sp2- Spd Speedo Sta Sta fuse 5a Starting system Stop fuse 15a Stoplight switch (on bracket, above brake pedal) Stp Throttle position sensor (on throttle body assembly) Thw Vehicle speed sensor (for ect) (on transmission) Vta Vta2
WARNING SYSTEMS Warning System Wiring Diagrams for Toyota Tundra 2002 List of elements for Warning System Wiring Diagrams for Toyota Tundra 2002: 30 (behind upper left side of dash) (bench seat) (separate seat) (w/ pwr seat) (w/ pwr seat) (bench seat) (separate seat) Bj (in left rear door) C11 C12 C13 Combination meter Dome fuse 15a Driver side j/b (behind lower left side of dash) Engine room r/b (left side of engine compt) Gauge fuse 10a Hot at all times Hot in on or start Ie (left kick panel) J/c 10 J/c 14 (under driver's seat) J/c 3 (behind left kick panel) J/c 5 (behind upper left side of dash) J/c 8 (behind upper left side of dash) J/c 9 (behind upper left side of dash) Left buckle switch Left front door courtesy switch Left rear door courtesy switches Seat belt warning light Unlock warning switch W/ 2 doors W/ 4 doors
WIPER/WASHER 2-Speed Wiper/Washer Wiring Diagram for Toyota Tundra 2002 List of elements for 2-Speed Wiper/Washer Wiring Diagram for Toyota Tundra 2002: 23 (w/ drl) (w/o drl) C11 Combi- nation meter Combination switch Driver side j/b (behind lower left side of dash) Ea (left front fender) Gauge fuse 10a High Hot in on or start I2 (upper left side of dash, right of steering column) J/c 13 (right kick panel) J/c 3 (left kick panel) Low Mist Off Wash Washer level sensor (in washer fluid reser- voir) Washer level warning light Washer motor (in washer fluid reservoir) Wip fuse 20a Wiper motor (in right rear corner of engine compt) Wiper/ washer switch Interval Wiper/Washer Wiring Diagram for Toyota Tundra 2002 List of elements for Interval Wiper/Washer Wiring Diagram for Toyota Tundra 2002: 24 (w/ drl) (w/o drl) C11 Combi- nation meter Combination switch Driver side j/b (behind lower left side of dash) Ea (left front fender) Gauge fuse 10a High Hot in on or start I2 (upper left side of dash, right of steering column) Int J/c 13 (right kick panel) J/c 3 (left kick panel) Low Off Solid state Wash Washer level sensor (in washer fluid reser- voir) Washer level warning light Washer motor (in washer fluid reservoir) Wip fuse 20a Wiper motor (in right rear corner of engine compt) Wiper/ washer switch
