All Wiring Diagrams for Toyota Tundra SR5 2002 model

AIR CONDITIONING

Heater Wiring Diagram for Toyota Tundra SR5 2002

List of elements for Heater Wiring Diagram for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Manual A/C Wiring Diagram for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Anti-lock Brake Wiring Diagrams for Toyota Tundra SR5 2002:

+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 SR5 2002

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List of elements for Computer Data Lines for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for 3.4L, Cruise Control Wiring Diagram for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for 4.7L, Cruise Control Wiring Diagram for Toyota Tundra SR5 2002:

+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 SR5 2002

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List of elements for 3.4L, Engine Performance Wiring Diagrams (1 of 3) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for 3.4L, Engine Performance Wiring Diagrams (2 of 3) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for 3.4L, Engine Performance Wiring Diagrams (3 of 3) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for 4.7L, Engine Performance Wiring Diagrams (1 of 3) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for 4.7L, Engine Performance Wiring Diagrams (2 of 3) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for 4.7L, Engine Performance Wiring Diagrams (3 of 3) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Back-up Lamps Wiring Diagram for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Exterior Lamps Wiring Diagram for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Trailer Tow Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Ground Distribution Wiring Diagram (1 of 2) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Ground Distribution Wiring Diagram (2 of 2) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Headlight Wiring Diagram, with DRL for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Headlight Wiring Diagram, without DRL for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Horn Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Clock Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Instrument Cluster Wiring Diagram for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Cargo Light Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Courtesy Lamps Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Instrument Illumination Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Power Distribution Wiring Diagram (1 of 2) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Power Distribution Wiring Diagram (2 of 2) for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Power Door Lock Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Power Mirror Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Power & Lumbar Seat Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Power Window Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Radio Wiring Diagrams for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Charging Wiring Diagram for Toyota Tundra SR5 2002:

(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 SR5 2002

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List of elements for Starting Wiring Diagram for Toyota Tundra SR5 2002:

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 SR5 2002

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List of elements for Supplemental Restraint Wiring Diagram for Toyota Tundra SR5 2002:

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