All Wiring Diagrams for Toyota Sequoia SR5 2003

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Toyota Sequoia SR5 2003

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Toyota Sequoia SR5 2003:

(behind right end of dash)
(behind right side of instrument cluster) sub j/b 4
(on left side of engine compt) engine room j/b
(on left side of engine compt, near engine room j/b) junction connector 3
A/c control (rear heater control panel) (w/ rear a/c)
A/c evaporator temperature sensor (rear) (w/ rear a/c) (on right rear of vehicle)
A/c power transistor (w/ rear a/c) (on right rear of vehicle)
A/c water valve (rear) (w/ rear a/c) (on right rear of vehicle)
A/cs
A20
Ac1
Acc
Air vent mode control servo motor (rear) (w/ rear a/c) (on right rear of vehicle)
B/l
B/l2
Bk (at right "b" pillar)
Blower motor (rear) (w/ rear a/c) (on right rear of vehicle)
Blw
Blwc
C10
Cig fuse 15a
Clk
Clkr
D j48
Dpd
E j48
E/m1
E10
E20
Engine room r/b 2 (on left side of engine compt)
Fac2
Face
Foot
Gnd
Hot in acc or on
Hot in on or start
Htr fuse 10a
I19
I20
I5 (in dash harness, behind right side of dash)
Ig (at right kick panel)
Ig+
Illum
Instrument panel j/b (behind left end of dash)
Integration control & panel (behind center of dash)
Interior lights system
J j49
Junction connector 16
Junction connector 43
Junction connector 48 & 49
K j49
Mch
Mg clt relay
Mhh
Pnk
Psw
Red
Rhr
Sg-1
Spd
Stx
Swd
Tam
Tec
Tgls
Tph
Vmc
W/ rear a/c

Automatic A/C Wiring Diagram (2 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Automatic A/C Wiring Diagram (2 of 3) for Toyota Sequoia SR5 2003:

(w/ rear a/c) rr heater relay
A/c ambient temperature sensor (on left front of engine compt)
A/c condenser fan motor (on center front of engine compt)
A/c magnetic clutch & lock sensor (on left front of engine compt)
A/c triple pressure switch (on right front of engine compt)
Blower motor (front) (behind lower right side of dash)
Blower motor control
Cds fan fuse 25a
Cds fan relay
Dual
Ea (at right radiator side support)
Ec (at rear of left cylinder head)
Ed (at left front inner fender panel)
Engine room r/b 2 (on left side of engine compt)
Fusible link block (in engine room j/b)
Gnd
Heater fuse 40a
Heater relay
Hot at all times
I5 (in dash harness, behind right side of dash)
Ig (at right kick panel)
Junction connector 18 (behind right end of dash)
Junction connector 5 (on left side of engine compartment, near engine room j/b)
Red
Rr heater fuse 30a
Single
W/ rear a/c

Automatic A/C Wiring Diagram (3 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Automatic A/C Wiring Diagram (3 of 3) for Toyota Sequoia SR5 2003:

(behind right end of dash) junction connector 17
(behind right side of instrument cluster) sub j/b 3
A/c evaporator temperature sensor (front) (behind right center of dash)
A/c room temperature sensor (front) (behind lower left center of dash)
A/c room temperature sensor (rear) (w/ rear a/c)
A/c solar sensor (on top left side of dash)
A/cs
A10
Acid
Acld
Acmg
Aif
Air
Air inlet control servo motor (behind right side of dash)
Air mix control servo motor (front) (behind lower right side of dash)
Air vent mode control servo motor (front) (behind lower left side of dash)
B/l
Combination meter
D10
D12
Def
Engine control module (ecm) (behind right side of dash)
Face
Fdef
Foot
Gauge fuse 15a
Hot in on or start
I21
I22
Ig (at right kick panel)
Ign
Instrument panel j/b (behind left end of dash)
Integration control & panel (behind center of dash)
J29 i
J30 b
J35
J36
Junction connector 1 (on right front of engine compartment)
Junction connector 29 & 30
Junction connector 35 & 36
Junction connector 43
Junction connector 8 (behind left end of dash)
Lcki
Mfrs
Mrec
Red
S5-1
S5-3
Sg-2
Sg-3
Sg-4
Sg-5
The
Thwo
Tp1
Tpd
W/ rear a/c

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Toyota Sequoia SR5 2003:

(in engine harness, near brake master cylinder)
(on brake master cylinder)
(on left side of engine compt,
+bm
+bo
+bs
A18
A19
Abs fuse 60a
Active brake booster (on left rear of engine compartment)
Bst
Bstp
Bsw
Canh
Canl
D/g
Data link connector (dlc) 3 (behind lower left side of dash right of steering column)
E4 (in engine harness, near brake master cylinder)
Fl+
Fl-
Fr+
Fr-
Fusible link block (in engine room j/b)
Gnd1
Gnd2
Gyaw
Hot at all times
Ie (at left kick panel)
Ig1
Instrument panel j/b (behind left end of dash)
J14
J15
J48 j
J49 d
Junction connector 14 & 15 (behind right end of dash)
Junction connector 28
Junction connector 48 & 49
Junction connector 8 (behind left end of dash)
K12
Left front abs speed sensor (on left front wheel)
Left rear abs speed sensor (on left rear wheel)
Master cylinder pressure sensor 1
Master cylinder pressure sensor 2
Near engine room j/b)
Pedal stroke speed sensor
Pim
Pmc
Pmc2
Pnk
Psnc
Psno
Red
Right front abs speed sensor (on right front wheel)
Right rear abs speed sensor (on right rear wheel)
Rl+
Rl-
Rr+
Rr-
S25
S26
Short connector (vsc)
Sil
Skid control ecu w/actuator (on right rear of engine compartment)
Ss1
Ss2
Stop fuse 15a
Stoplight switch (on bracket above brake pedal)
Stp
Sts
Sub j/b 4 (behind right side of inst- rument cluster)
Sub j/b 4 (behind right side of instrument cluster)
Vcm
Vcm2
Vcp
Vscw
Vys

Anti-lock Brakes Wiring Diagram (2 of 2) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Toyota Sequoia SR5 2003:

(2wd)
(4wd)
(behind left center of dash)
(behind left end of dash)
2wd
4wd
4wd control ecu (behind right center of dash)
Abs ind
Bat
Brake
Brake fluid level warning switch (on brake fluid reservoir)
Brake inhibit relay
Brl
Combination meter
Cpu
Csw
D12
Ecu-ig fuse 10a
Eng+
Eng-
Ess
Exi2
Exterior lights system
G pnk
Gauge fuse 15a
Gnd
H red
Hot in run or start
I5 (behind right side of dash)
Ig (at right kick panel)
Ig1
Im (below center console)
Ind
Ind2
Instrument panel j/b (behind left end of dash)
Integration control and panel (behind center of dash)
Ipo
J14
J37
J38
Junction conn- ector 43
Junction connector 14 & 15 (behind j15 right end of dash)
Junction connector 17 (behind right end of dash)
Junction connector 18 (behind right end of dash)
Junction connector 37 & 38
Lvl2
Neo
Park/ neutral position switch (on transmission)
Parking brake switch (behind left side of dash, on parking brake lever)
Pkb2
Pnk
Red
Rss
Side of dash) (behind right module engine control
Slip ind
Ss1+
Ss1-
Steering angle sensor (inside of steering trig column)
Sub j/b 3 (behind right side of instrument cluster)
Sub j/b 4 (behind right side of instrument cluster)
Trac off ind
Transfer position detection switch 1 (on transfer case)
Translate ecu (above right kick panel)
Trc+
Trc-
Trig
Vsc off ind
Vsc trac
Vsc warning buzzer
Vsc+
Vsc-
Yaw rate sensor (below rear of center console)

ANTI-THEFT

Immobilizer Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Immobilizer Wiring Diagram for Toyota Sequoia SR5 2003:

(behind lower left side of dash, right of steering column) data link connector (dlc) 3
+b2
Agnd
Ant1
Ant2
Batt
Body ecu (behind left end of dash)
C j33
Code
Combination meter
Cty
E17
Ecu-b fuse 7.5a
Efi 1 fuse 20a
Efi relay
Efii
Efio
Engine control module (behind right side of dash)
Engine room j/b (on left side of engine compt)
Eom
F10
Gnd
Hot at all times
Hot in run or start
I j34
Ie (at left kick panel)
Ig (at right kick panel)
Ign1 fuse 10a
Igsw
Imi
Imo
Ind
Instrument panel j/b (behind left end of dash)
J/c 14 & 15 (behind right end of dash)
J/c 28 (on left side of engine compt, near engine room j/b)
J/c 33 & 34
J/c 43
J/c 8 (behind left end of dash)
J/c 9 (behind left end of dash)
J14
J15
K12
Ksw
Ksw2
Left front door courtesy switch
Mrel
Op3
Rxck
Security indicator
Sub j/b 4 (behind right side of instrument cluster)
Transponder key amplifier (inside of steering column)
Transponder key coil
Transponder key computer (inside of steering column)
Txct
Unlock warning switch
Vc12

Power Door Locks Wiring Diagram (1 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Power Door Locks Wiring Diagram (1 of 3) for Toyota Sequoia SR5 2003:

(behind left side of dash) (w/ anti-theft) glass breakage sensor microphone
(inside of steering column) (w/ anti-theft) glass breakage sensor ecu
A13
Act+
Act-
Actd
B10
Bdr
Becu
Body ecu (behind left end of dash)
Bzr
C10
Dcty
Diode (interior light 1) (at base of right "b" pillar)
Diode (interior light 2) (at base of left "b" pillar)
Door 2 fuse 30a
Ecu-b fuse 7.5a
Ed (at left
Engine room j/b (on left side of engine compt)
Exterior lights system
Front inner fender panel)
Gb+b
Gbig
Gbs
Gbs1
Gnd
Hcty
Headlights system
Horns system
Hot at all times
Hot in on or start
Hrly
Htr fuse 10a
Ie (at left kick panel)
If (at left dash brace)
Ig (at right kick panel)
Ind
Instrument panel j/b (behind left end of dash)
J10
J11
J31
J32
J33
J34
J44
J45
Junction conn- ector 44 & 45
Junction connector
Junction connector (behind left end of dash)
Junction connector 10 & 11 (behind j10
Junction connector 31 & 32
Junction connector 33 & 34
Junction connector 44 & 45
Junction connector 5
Ksw
Left center of dash)
Left front door courtesy switch
Left rear door courtesy switch
Lswl
Lswr
Mi+
Mi-
Mic+
Mic-
Mpx1
Mpx2
Nca
Pcty
Pnk
Prg
Rda
Right front door courtesy switch
Right rear door courtesy switch
Rlcy
Rrcy
Sub j/b 4 (behind right side of instrument cluster)
Theft deterrent horn (w/ anti- theft)
Trly
Unlock warning switch
Wireless door control receiver (w/ wireless door locks) (behind left center of dash)
Wireless door lock control buzzer (w/ wireless door locks) (on left front of engine compt, behind headlight)

Power Door Locks Wiring Diagram (2 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Power Door Locks Wiring Diagram (2 of 3) for Toyota Sequoia SR5 2003:

Bh (at left "b" pillar)
Bk (at right "b" pillar)
Combination meter
Ea (at right
Engine hood courtesy switch (on left center of radiator support)
F10
Ie (at left kick panel)
Instrument cluster system
Instrument panel j/b (behind left end of dash)
J10
J11
J31
J32
J33
J34
J44
J45
Junction connector 1
Junction connector 10 & 11 (behind left center of dash) j11
Junction connector 31 & 32
Junction connector 33 & 34
Junction connector 44 & 45
Junction connector 8
Left front door lock motor, door key lock/unlock switch & door unlock detection switch
Left rear door lock motor & door unlock detection switch
Radiator side support)
Right rear door lock motor & door unlock detection switch
Security

Power Door Locks Wiring Diagram (3 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Power Door Locks Wiring Diagram (3 of 3) for Toyota Sequoia SR5 2003:

Act+
Act-
B10
B11
Back door courtesy switch
Back door ecu (on left side of liftgate)
Back door key lock & unlock switch
Back door lock motor & back door unlock detection switch
Bdcy
Bdr
Becu
Bj (at left side of rear quarterpanel)
Bkl
Bkul
Cpub
Ctye
Driver door ecu (in left front door)
Ecu-ig fuse 10a
F17
Front passenger door ecu (in right front door)
G11
G15
Gnd
Hot at all times
Hot in run or start
Ie (at left kick panel)
If (at left dash brace)
Instrument panel j/b (behind left end of dash)
J29
J30
J33
J34
Junction conn- ector 12
Junction connector 19
Junction connector 22 (on left side of liftgate)
Junction connector 29 & 30
Junction connector 33 & 34
Junction connector 37
Junction connector 6 & 7 (behind left kick panel)
Junction connector 8
Keye
Kul
Lswb
Lswd
Lswe
Lswp
Mpx1
Mpx2
Pkl
Pkul
Pwr 1 fuse 25a
Pwr 2 fuse 25a
Pwr 5 fuse 30a
Red
Right front door lock motor, door key lock/unlock switch & door unlock detection switch
Sig

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Body Control Modules Wiring Diagram (1 of 2) for Toyota Sequoia SR5 2003:

(at left kick panel) ie
A13
Acc
Act+
Act-
Actd
Anti-theft system
B11
Back door ecu (on left side of liftgate)
Bdn
Bdr
Becu
Body ecu (behind left end of dash)
Bup
Bzr
Cltb
Clte
Clts
Combination meter
Dcty
Dim
Door 2 fuse 30a
Door locks system
Driver door ecu (in left front door)
Ecu-b fuse 7.5a
Ecu-ig fuse 10a
Engine room j/b (on left side of engine compartment)
Exterior lights system
Ffog
Front passenger door ecu (in right front door)
G10
G11
G12
Gbs
Gnd
Gsw
H-on
Hcty
Head
Headlights system
High beam ind
Hind
Horn
Horns system
Hot at all times
Hot in acc or on
Hot in on or start
Hrly
Ile
Ind
Instrument panel j/b (behind left end of dash)
Interior lights system
J29
J30
J31
J32
Junction connector 29 & 30
Junction connector 31 & 32
Ksw
Ksw2
Lswl
Lswr
Mpx1
Mpx2
Mpx3
Obd2
Pcty
Pkb
Pnk
Power windows system
Prg
Rad 2 fuse 7.5a
Rda
Red
Rlcy
Rld
Rlu
Roof
Rrcy
Rrd
Rru
Rwc1
Rwls
Rww
Security ind
Sliding roof control ecu (on center front of roof)
Solid state
Stop fuse 15a
Stoplight switch (on bracket above brake pedal)
Stp1
Sub j/b 4 (behind right side of instrument cluster)
Tail
Trly
W/ drl
W/ moon
Warning system
Wig
Wiper/washer system
Wsh fuse 25a

Body Control Modules Wiring Diagram (2 of 2) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Body Control Modules Wiring Diagram (2 of 2) for Toyota Sequoia SR5 2003:

(behind left center of dash) junction connector 10 & 11
(behind left end of dash) instrument panel j/b
A17
A19
A20
Air bag sensor assembly (below front of center console)
Bat
D/g
Data link connector (dlc) 3 (behind lower left side of dash, right of steering column)
E14
Ec (at rear of of left cylinder head)
Engine control module (behind right side of dash)
F15
Hot at all times
Ig (at right kick panel)
Instrument panel j/b (behind left end of dash)
J10
J11
J14
J15
Junction connector 14 & 15 (behind right end of dash)
Junction connector 43
Obd fuse 7.5a
Op3
Red
Sil
Skid control ecu with actuator (on right rear of engine compt)
Sub j/b 4 (behind right side of instrument cluster)
Translate ecu (above right kick panel)
Transponder key computer (inside of steering column)
Wsfe

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Computer Data Lines Wiring Diagram for Toyota Sequoia SR5 2003:

(behind left end of dash) instrument panel j/b
A17
A19
A20
Air bag sensor assembly (below front of center console)
B j29
B11
Back door ecu (on left side of liftgate)
Bat
Body ecu (behind left end of dash)
Combination meter
D/g
Data link connector (dlc) 3 (behind lower left side of dash, right of steering column)
Driver door ecu (in left front door)
E14
Ec (at rear of of left cylinder head)
Engine control module (behind right side of dash)
F15
Front passenger door ecu (in right front door)
G12
Hot at all times
Ig (at right kick panel)
Instrument panel j/b (behind left end of dash)
Instrument panel j/b (w/ moon roof) (behind left end of dash)
J10
J11
J14
J15
J30
J31
J32
Junction connector 10 & 11 (behind left center of dash)
Junction connector 14 & 15 (behind right end of dash)
Junction connector 29 & 30
Junction connector 31 & 32
Junction connector 43
Mpx1
Mpx2
Mpx3
Obd fuse 7.5a
Obd2
Op3
Red
Sil
Skid control ecu with actuator (on right rear of engine compt)
Sliding roof control ecu (on center front of roof)
Sub j/b 4 (behind right side of instrument cluster)
Translate ecu (above right kick panel)
Transponder key computer (inside of steering column)
Wsfe

CRUISE CONTROL

Cruise Control Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Cruise Control Wiring Diagram for Toyota Sequoia SR5 2003:

(2wd)
(4wd)
(on transmission) d position switch (park/neutral position switch)
+b2
+bm
4wd control ecu (behind right center of dash)
Accelerator pedal position sensor (on throttle body)
Batt
C/c
C10
Cancel
Ccs
Combination meter
Combination switch
Computer data lines system
Cruise
Cruise control switch
Cruise ind
D10
D12
E01
E02
E03
E17
Eb (at rear of right cylinder head)
Ec (at rear of left cylinder head)
Ecc
Ects fuse 10a
Efi 1 fuse 20a
Efi relay
Engine control module (behind right side of dash)
Engine room j/b (on left side of engine compt)
Epa
Epa2
Gauge fuse 15a
Ge01
Hot at all times
Hot in run or start
I4 (in dash harness, behind right side of dash)
Ign1 fuse 10a
Igsw
Instrument panel j/b (behind left end of dash)
Ipo
J/c 8 (behind left end of dash)
J14
J15
Junction connector 14 & 15 (behind right end of dash)
Junction connector 28 (on left side of engine compt, near engine room j/b)
Junction connector 35
K12
Me01
Mrel
Pnk
Res/ acc
Set/ coast
Spd
St1-
Stop fuse 15a
Stoplight switch (on bracket, above brake pedal)
Stp
Sub j/b 3 (behind right side of instrument cluster)
Sub j/b 4 (behind right side of instrument cluster)
Throttle control motor & position sensor (on left front of engine, on throttle body)
Vcp2
Vcpa
Vehicle speed sensor (combination meter) (on transmission)
Vpa
Vpa2
Vta1
Vta2

DEFOGGERS

Defoggers Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Defoggers Wiring Diagram for Toyota Sequoia SR5 2003:

A10
Bj (at left side of rear quarterpanel)
C10
Defog fuse 40a
Defog relay
Engine room j/b (on left side of engine compt)
Fusible link block (in engine room j/b)
Hot at all times
Hot in on or start
Htr fuse 10a
Ie (at left kick panel)
Ig (at right kick panel)
Instrument panel j/b (behind left end of dash)
J35
J36
Junction connector 18 (behind right end of dash)
Junction connector 19 (on left rear of cargo area, behind trim panel)
Junction connector 28 (on left side of engine compt, near engine room j/b)
Junction connector 3 (on left side of engine compt, near engine room j/b)
Junction connector 35 & 36
Junction connector 6 & 7 (behind left kick panel)
Junction connector 8 (behind left end of dash)
K12
Left mirror heater (left remote control mirror)
Mir htr fuse 15a
Mirror heater relay (behind left end of dash, beside instrument panel j/b)
R14
R15
Rear window defogger
Rear window defogger switch (integration control and panel)
Right mirror heater (right remote control mirror)
Sub j/b 4 (behind right side of instrument cluster)
W/ retractor
W/o retractor

ENGINE PERFORMANCE

4.7L

4.7L, Engine Performance Wiring Diagram (1 of 4) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for 4.7L, Engine Performance Wiring Diagram (1 of 4) for Toyota Sequoia SR5 2003:

(at rear of left cylinder head)
(dash harn behind right side of dash)
(engine harn, top mid rear of engine)
Accr
Air conditioning system
Camshaft position sensor (front of left cylinder head)
Ccv
Crankshaft position sensor (lower front of engine)
Detection switch (l4)
E01
E02
E03
E2g
Eb (rear of right cly head)
Engine control module (behind right side of dash)
Engine coolant temperature sensor (right front of engine)
Fpr
Fuel injectors
G2+
G2-
Ge01
Igf1
Igf2
Igniters & ignition coils
Igt1
Igt2
Igt3
Igt4
Igt5
Igt6
Igt7
Igt8
J/c 42
J/c j18 (behind right end of dash)
Lck1
Mass airflow meter (right front of eng compt)
Me01
Nca
Ne+
Ne-
Nsw
Pnk
Prg
Red
Sta
Starting/charging system
Stsw
Sub j/b 3 (behind right side of cluster)
Tfn
Tha
Throttle control motor & position sensor (on throttle body assembly)
Thw
Transmission system
Vta1
Vta2

4.7L, Engine Performance Wiring Diagram (2 of 4) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for 4.7L, Engine Performance Wiring Diagram (2 of 4) for Toyota Sequoia SR5 2003:

(dash harn behind right side of dash)
(on bracket, above brake pedal) stoplight switch
A/t indicator light switch (integral to park/neutral position switch) (on trans)
A/t oil temp
Anti-lock brakes system
Bi (at left side of room partition crossmember)
C/opn relay
C10
Combination meter
Control unit
D10
D12
E18
Ec (rear of left cyl head)
Efi 1 fuse 20a
Efi 2 fuse 10a
Efi relay
Engine room j/b (left side of engine compt)
F10
Fuel pump (in fuel tank)
Fuel pump relay
Fuel pump resistor (left rear of engine compt)
Gauge fuse 10a
Hot at all times
Hot in run or start
Ie (left kick panel)
Ign2 fuse 20a
Instru- ment panel j/b (behind left end of dash)
Instrument panel j/b (behind left end of dash)
Ipo
J/c 35 (right end of dash)
J/c j14 & j15 (behind right end of dash)
J/c j28 (left side of eng compt)
J/c j35 & j36
J/c j48 & j49
J/c j8 (behind left end of dash)
J14
J15
J35
J36
J48
J49
Malf ind lamp
O/d off ind
Stop fuse 15a
Sub j/b 3 (behind right side of cluster)
Sub j/b 4 (behind right side of cluster)
Tail fuse 15a
Vehicle speed sensor (on trans)
Vsv (evap) (top left side of engine)

4.7L, Engine Performance Wiring Diagram (3 of 4) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for 4.7L, Engine Performance Wiring Diagram (3 of 4) for Toyota Sequoia SR5 2003:

(dash harn behind right side of dash)
(left rear of engine compt) vsv (canister closed valve)
(under rear of vehicle) vapor pressure sensor
(under rear of vehicle) vsv (pressure switching valve)
+bm
2wd
4wd
4wd control ecu (behind center of dash)
A/cs
Acld
Acmg
Air conditioning system
Ccs
Cruise control
E17
Engine control module (behind right side of dash)
Engine room j/b (left side of engine compt)
Engine room r/b 2 (left side of engine compt)
Etcs fuse 15a
F11
Hot in run or start
Hot in start
Ign 1 fuse 10a
Imi
Imo
Instrument panel j/b (behind left end of dash)
J/c j46 & j47
J/c j48 & j49
J/e j44 & j45
J/e j48 & j49
J44
J45
J46
J47
J48
J49
J49 e
O/d main switch
Odlp
Oilw
Spd
St1-
Sta fuse 7.5a
Stp
Sub j/b 4 (behind right side of cluster)
System
System anti-theft
The
Thwo
W/ 4wd

4.7L, Engine Performance Wiring Diagram (4 of 4) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for 4.7L, Engine Performance Wiring Diagram (4 of 4) for Toyota Sequoia SR5 2003:

(above right kick panel) translate ecu
(dash harn behind right side of dash)
(eng harn, top middle rear of engine)
(on throttle body) accel pedal position sensor
(on trans) o/d direct clutch speed sensor
(on trans) vehicle speed sensor
(on transmission)
+b2
4wd
A/t oil temperature sensor
A17
Batt
Data link connector 3 (below lower left side of dash)
Electronically controlled transmission solenoid
Els
Eng+
Eng-
Engine control module (behind right side of dash)
Eom
Epa
Epa2
F/ps
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)
Ht1a
Ht1b
Ht2a
Ht2b
Ig (at right kick panel)
Igsw
J/c j14 & j15 (behind right end of dash)
J/c j43
J14
J15
Knk1
Knk2
Knock sensor 1 (top right side of engine)
Knock sensor 2 (top left side of engine)
Mrel
Nca
Nco+
Nco-
Neo
Odms
Ox1a
Ox1b
Ox2a
Ox2b
Pnk
Ptnk
Red
Sil
Slt
Slt+
Slt-
Sp2+
Sp2-
Star
Starting/ charging system
Sub j/b 4 (behind right side of cluster)
Tach
Tbp
Thoc
Transmission system
Trc+
Trc-
Vcp2
Vcpa
Vpa
Vpa2
Wfse

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Back-up Lamps Wiring Diagram for Toyota Sequoia SR5 2003:

Back-up light relay
Back-up light switch (park/ neutral position switch)
Bk (at right "b" pillar)
E19
Gauge fuse 15a
Hot in on or start
Instrument panel j/b (behind left end of dash)
Ipo
J31
J32
J46
J47
Junction connector 19 (on left rear of cargo area, behind trim panel)
Junction connector 20 (on left rear of cargo area, behind trim panel)
Junction connector 31 & 32
Junction connector 46 & 47
Junction connector 8 (behind left end of dash)
Left back-up light (rear combination light)
Right back-up light (rear combination light)
Sub j/b 3 (behind right side of instrument cluster)
Sub j/b 4 (behind right side of instrument cluster)

Exterior Lamps Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Exterior Lamps Wiring Diagram for Toyota Sequoia SR5 2003:

(combi- nation switch) turn signal switch
(w/ rear spoiler)
(w/o rear spoiler)
A j48
Alt fuse 140a
B j33
Bk (at right "b" pillar)
Body ecu (behind left end of dash)
Brake inhibit relay (behind left center of dash)
Combination meter
D j36
E j30
E j35
E11
E18
Ecu-ig fuse 10a
Ehw
Engine room j/b (on left side of engine compt)
F10
Fusible link block (in engine room j/b)
Gauge fuse 15a
Gnd
H j34
Hazard switch (integration control & panel)
Head
High mounted stop light
Hot at all times
Hot in on or start
Instrument panel j/b (behind left end of dash)
J/c 29 &
J/c 33 &
J/c 8 (behind left end of dash)
J29
J35
J36
J37 a
J38 a
J44
J44 f
J45
J45 m
J49 g
Junction connector 1 (on right front of engine compt)
Junction connector 12 (behind left center of dash)
Junction connector 16 (behind right end of dash)
Junction connector 19 (on left rear of cargo area, behind trim pane)
Junction connector 2 (on left side of engine compt)
Junction connector 20 (on left rear of cargo area, behind trim panel)
Junction connector 21 (on left rear of cargo area)
Junction connector 22 (on left side of liftgate)
Junction connector 29 & 30
Junction connector 3 (on left side of engine compt)
Junction connector 35 & 36
Junction connector 37 & 38
Junction connector 4 (on left side of engine b compt)
Junction connector 44 & 45
Junction connector 48 & 49
Junction connector 5 (on left side of engine compt)
Junction connector 8 (behind left end of dash)
Junction connector 9 (behind left end of dash)
L j29
Left front park/ turn light 1
Left front park/ turn light 2
Left rear combin- ation light
Left tail- light
License plate light
Light control switch (combination switch)
M j30
Off
Park
Right front park/ turn light 1
Right front park/ turn light 2
Right rear combin- ation light
Right tail- light
Skid control ecu w/ actuator
Stop
Stop fuse 15a
Stoplight switch (on bracket, above brake pedal)
Sub j/b 4 (behind right side of instrument cluster)
Tail
Tail fuse 15a
Taillight relay
Trly
Turn
Turn signal flasher relay (behind left end of dash, below instrument panel j/b)
Turn signal indicator lights
Turn- haz fuse 20a

Trailer Tow Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Trailer Tow Wiring Diagram for Toyota Sequoia SR5 2003:

(trailer socket 7 pin type) back-up light relay
(trailer socket 7 pin type) batt charge relay
4 pin type
7 pin type
B/up
Back-up lamps circuit
Batt
Batt charge fuse 30a
Bj (at left side of rear quarterpanel)
Body ecu (behind left end of dash)
Brake inhibit relay (behind left center of dash)
Brk
Bsw
E18
E19
Ecu-ig fuse 10a
Engine room j/b (on left side of engine compt)
Engine room r/b 3 (on left side of engine compt)
Gauge fuse 15a
Gnd
Hot at all times
Hot in on or start
Ig (at right kick panel)
Instrument panel j/b (behind left end of dash)
Ipo
J/c 16 (behind right end of dash)
J/c 19 (on left rear of cargo area, behind trim panel)
J/c 20 (on left rear of cargo area, behind trim panel)
J/c 28 (on left side of engine compt, near engine room j/b)
J/c 29 &
J/c 31 & 32
J/c 33 & 34
J/c 35 & 36
J/c 37 &
J/c 43
J/c 9 (behind left end of dash)
J29
J30
J31
J32
J33
J34
J35
J36
J37
J38
K12
Ltin
Ltot
Red
Rtin
Rtot
Skid control ecu w/ actuator
Stin
Stop
Stop fuse 15a
Stoplight switch (on bracket, above brake pedal)
Sttl
Sttr
Sub j/b 4 (behind right side of instrument cluster)
Tail
Tail fuse 15a
Towing brake controller (trailer socket 7 pin type) (at left kick panel)
Towing brk fuse 30a
Towing converter relay (on left side of cargo area, behind trim panel)
Towing fuse 30a
Towing tail fuse 30a
Towing tail relay
Trailer socket
Trly
Turn signal flasher relay (behind left end of dash, below instrument panel j/b)
Turn- haz fuse 20a

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Toyota Sequoia SR5 2003:

4wd control ecu
A/c condenser fan motor
A/c magnetic clutch & lock sensor
A/c single pressure switch
Add actuator
Blower motor control
Combination switch
Data link connector
E2 (engine harn, center of engine)
Eb (right rear of engine)
Ec (left side of engine)
Engine control module
Engine hood courtesy switch
Engine room r/b 2
Front wiper motor
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)
Heater relay
I4 (i/p harn, behind right side of dash)
Ignition coil & igniter 1
Ignition coil & igniter 2
Ignition coil & igniter 3
Ignition coil & igniter 4
Ignition coil & igniter 5
Ignition coil & igniter 6
Ignition coil & igniter 7
Ignition coil & igniter 8
J/c 1 (on right front of engine compt)
J/c 18 (behind right end of dash)
J/c 5 (on left side of engine compt)
Left front foglight
Left front turn signal & parking light 1
Left front turn signal & parking light 2
Noise filter 1
Right front foglight
Right front turn signal & parking light 1
Right front turn signal & parking light 2
Right remote control mirror
Rr heater relay
Skid control ecu w/ actuator
To j/c 8 (diagram 2 of 3)
Transfer neutral detection switch
Transfer position detection switch 1
Transfer position detection switch 2
Transfer position detection switch l4
Transfer shift actuator
Washer level sensor
Wireless door lock control buzzer

Ground Distribution Wiring Diagram (2 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Toyota Sequoia SR5 2003:

(roof harn, center front of roof)
A/c control (rear heater control panel)
A20
Air bag sensor assembly
Air vent mode control servo motor (front)
Auto antenna motor relay
B1 (roof harn, on upper left "a" pillar)
Back-up light relay
Battery charge relay
Body ecu
Brake fluid level warning switch
C10
Combination meter
Combination switch
Data link connector
Daytime running light resistor
Defog relay
Driver door ecu
Driver side r/b
Drl 4 relay
Efi relay
Engine control module
Engine room j/b
Engine room r/b 2
F10
From j/c 18 (diagram 1 of 3)
Front power outlet
Glass breakage sensor ecu
Glove box light
I19
Ig (at right kick panel)
Inner mirror
Instrument panel j/b (behind left end of dash)
Integration control & panel
Inverter relay
J/c 28 (on left side of engine compt)
J/c 43 (behind right side of dash)
J/c 6, j/c 7 (behind left kick panel) j6
J/c 8 (behind left end of dash)
K12
Left remote control mirror
Left vanity light
Main switch
O/d main switch
Overhead module
Power main relay
Rear interior light
Rheostat
Right vanity light
Seat heater relay
Sliding roof control ecu
Start relay
Steering angle sensor
Towing brake controller
Trans- ponder key computer
Translate ecu
Unlock warning switch
W/daytime running lights
W/o rear seat entertainment system
W/rear seat entertainment system

Ground Distribution Wiring Diagram (3 of 3) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Toyota Sequoia SR5 2003:

(w/ 10 speakers)
(w/ power seat)
(w/o power seat)
(w/o rear seat entertainment)
(w/rear seat audio system)
(w/rear seat entertainment)
A/c power transistor
Air vent mode control servo motor (rear)
B11
Back door ecu
Bh (left "b" pillar)
Bi (left rear wheelwell)
Bk (right "b" pillar)
Cigarette lighter
Driver's lumbar support control switch
Driver's power seat control switch
Driver's seat heater
Front passenger door ecu
Fuel pump
High mounted stop- light
If (at left dash brace)
Im (below center console)
J/c 12 (behind left center of dash)
J/c 19 (on left rear of cargo area, behind trim panel)
J/c 22 (on left side of liftgate)
J/c 25 (under driver's seat)
J/c 27 (under front passenger seat)
Left buckle switch
Left front seat heater switch
Left rear combi- nation light
Left rear door unlock detection switch
Left rear power window control switch
Left taillight
License plate light
Passenger's power seat control switch
Passenger's seat heater
R15
R22
Radio & player
Rear power outlet
Rear seat audio controller
Rear seat entertainment ecu
Rear window defogger
Remote control mirror switch
Right buckle switch
Right front seat heater switch
Right rear combination light
Right rear door unlock detection switch
Right rear power window control switch
Right taillight
S10
S12
Stereo component amplifier (front)
Stereo component amplifier (rear)
Towing converter relay
Trailer socket
Turn signal flasher relay
Voltage inverter
Wireless door control receiver

HEADLIGHTS

Headlights Wiring Diagram, with DRL for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Headlights Wiring Diagram, with DRL for Toyota Sequoia SR5 2003:

(behind left end of dash) junction connector 9
(on left side of engine compt, near engine room j/b) junction connector 3
A13
Auto
Automatic light control sensor
Becu
Body ecu (behind left end of dash)
Cltb
Clte
Clts
Combination meter
Combination switch
Daytime running light resistor (behind left headlight)
Dcty
Dim
Dimmer relay
Dimmer switch
Diode (interior light 1) (at base of right "b" pillar)
Diode (interior light 2) (at base of left "b" pillar)
Drl 4 relay
Drl fuse 15a
Ea (at right radiator side support)
Ecu-b fuse 7.5a
Ecu-ig fuse 10a
Ed (at left front inner fender panel)
Engine room j/b (on left side of engine compt)
Engine room r/b 2 (on left side of engine compt)
Exterior lights system
F10
Ffog
Flash
Fog fuse 15a
Fog light relay
Foglight switch
G11
H-lp lh 10a
H-lp ll 10a
H-lp rh 10a
H-lp rl 10a
H-on
Head
Head relay
High
High beam ind
Hind
Hot at all times
Hot in on or start
Hrly
Ie (at left kick panel)
Instrument panel j/b (behind left end of dash)
J/c 1 (on right front of engine compt)
J/c 5 (near engine room j/b)
J10
J33
J34
J44
J45
Junction connector 2 (on left side of engine compt, near engine room j/b)
Junction connector 28 (on left side of engine compt, near engine room j/b)
Junction connector 33 & 34
Junction connector 4 (on left side of engine compt, near engine room j/b)
Junction connector 44 & 45
Junction connector 8 (behind left end of dash)
K12
Left front door courtesy switch
Left front fog light
Left headlight
Left rear door courtesy switch
Light control switch
Low
Main fuse 40a
Mpx2
Off
Parking brake switch
Pcty
Pkb
Pnk
Prg
Rda
Red
Right front door courtesy switch
Right front fog light
Right headlight
Right rear door courtesy switch
Rlcy
Rrcy
Starting/ charging system
Sub j/b 4 (behind right side of instrument cluster)
Tail
Trly
Wireless door control receiver (behind left center of dash)

Headlights Wiring Diagram, without DRL for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Headlights Wiring Diagram, without DRL for Toyota Sequoia SR5 2003:

(on left side of engine compt, near engine room j/b) junction connector 3
A13
Auto
Automatic light control sensor (if equipped)
Becu
Body ecu (behind left end of dash)
Cltb
Clte
Clts
Combination meter
Combination switch
Dcty
Dimmer switch
Diode (interior light 1) (at base of right "b" pillar)
Diode (interior light 2) (at base of left "b" pillar)
Ea (at right radiator side support)
Ecu-b fuse 7.5a
Ecu-ig fuse 10a
Ed (at left front inner fender panel)
Engine room j/b (on left side of engine compt)
Exterior lights system
F10
Ffog
Flash
Fog fuse 15a
Fog light relay
Foglight switch
G11
H-lp (left) fuse 15a
H-lp (right) fuse 15a
Head
Head relay
High
High beam ind
Hot at all times
Hot in on or start
Hrly
Ie (at left kick panel)
Instrument panel j/b (behind left end of dash)
J/c 1 (on right front of engine compt)
J/c 5 (near engine room j/b)
J10
J33
J34
J44
J45
Junction connector 2 (on left side of engine compt, near engine room j/b)
Junction connector 33 & 34
Junction connector 4 (on left side of engine compt, near engine room j/b)
Junction connector 44 & 45
Junction connector 8 (behind left end of dash)
Junction connector 9 (behind left end of dash)
Left front door courtesy switch
Left front fog light
Left headlight
Left rear door courtesy switch
Light control
Light control switch
Low
Main fuse 40a
Off
Parking brake switch (behind left side of dash)
Pcty
Pkb
Pnk
Prg
Rda
Right front door courtesy switch
Right front fog light
Right headlight
Right rear door courtesy switch
Rlcy
Rrcy
Sub j/b 4 (behind right side of instrument cluster)
Tail
Trly
W/ automatic
Wireless door control receiver (if equipped) (behind left center of dash)

HORN

Horn Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Horn Wiring Diagram for Toyota Sequoia SR5 2003:

Body ecu (behind left end of dash)
Combination switch
Engine room j/b (on left side of engine compartment)
High horn
Horn
Horn fuse 10a
Horn relay
Horn switch
Hot at all times
Low horn
Theft deterrent horn

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Instrument Cluster Wiring Diagram for Toyota Sequoia SR5 2003:

(on transmission) vehicle speed sensor (combination meter)
(w/ moon roof)
(w/o moon roof)
4wd ind
A j44
A/t oil temperature ind
A/t p ind
A10
A11
A12
A13
A14
A15
A16
A17
A18
A20
Abs ind
Air conditioning system
Anti-lock brakes system
Anti-theft system
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
Belt ind
Brake ind
Buzzer
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
Center differential lock ind
Charge ind
Combination meter
Computer data lines system
Cruise control system
Cruise ind
D10
D12
Door ind
E/mo
Ecu-ig fuse 7.5a
Engine controls system
Exterior lights system
F10
Fuel gauge
Fuel ind
Fuel pump & sender (inside fuel tank)
Gauge fuse 15a
Gnd
H j45
Headlights system
High beam ind
Hot in run or start
Ie (at left kick panel)
Ig+
Ign2 fuse 20a
Illumination
Injector
Instrument panel j/b (behind left end of dash)
Interior lights system
Junction connector
Junction connector 44 & 45
Junction connector 8 (behind left end of dash)
Left turn ind
Malfunction ind lamp
O/d off ind
Oil gauge
Oil pressure switch (on left front of engine)
Overhead module (on center front of roof)
Red
Right turn ind
Security ind
Slip ind
Speedometer
Srs ind
Starting/charging system
Sub j/b 3 (behind right side of instrument cluster)
Tachometer
Temperature gauge
Trac off ind (2wd)
Transmissions system
Volt gauge
Vsc off ind (4wd)
Vsc trac ind
Warning system
Washer level ind
Wiper/washer system

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Courtesy Lamps Wiring Diagram for Toyota Sequoia SR5 2003:

(at base of left "a" pillar) b1
(behind left end of dash) body ecu
(in body harness, at base of left "a" pillar) b1
(in left front door) driver door ecu
A13
B10
B11
Back door courtesy switch
Back door ecu (on left side of liftgate)
Bdcy
Becu
Combination meter
Cpub
Ctyb
Ctye
Dcty
Dcyl
Diode interior light 1 (at base of right ``b" pillar)
Diode interior light 2 (at base of left ``b" pillar)
Dome fuse 10a
Door
Door ind
Ecu-b fuse 7.5a
Ecu-ig fuse 7.5a
Engine room j/b (on left side of engine compt)
F10
Front passenger door ecu (in right front door)
G11
G13
G14
Gnd
Hot at all times
Hot in on or start
Ie (at left kick panel)
Ignition key cylinder light
Ile
Instrument panel j/b (behind left end of dash)
J/c 10 & 11 (behind left center of dash)
J/c 12 (behind left center of dash)
J/c 19 (on left rear of cargo area, behind trim panel)
J/c 21 (on left rear of cargo area, behind trim panel)
J/c 22 (on left side of liftgate)
J/c 29 & 30
J/c 31 &
J/c 31 & 32
J/c 33 &
J/c 33 & 34
J/c 37
J/c 44 & 45
J/c 6 & 7 (behind left kick panel)
J/c 8 (behind left end of dash)
J/c 9 (behind left end of dash)
J10
J11
J29
J30
J31
J32
J33
J34
J44
J45
Left front door courtesy light
Left front door courtesy switch
Left rear door courtesy light
Left rear door courtesy switch
Left vanity light
Lglp
Luggage room light
M10
Mpx1
Mpx2
Off
Pcty
Pcyl
Personal light (overhead module)
Rear interior light (w/ moon roof)
Red
Right front door courtesy light
Right front door courtesy switch
Right rear door courtesy light
Right rear door courtesy switch
Right vanity light
Rlcy
Rrcy
Sig
Step light
Sub j/b 4 (behind right side of instrument cluster)
W/ moon roof
W/ vanity light
W/o moon roof

Instrument Illumination Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Instrument Illumination Wiring Diagram for Toyota Sequoia SR5 2003:

10 spkr
6 spkr
A/c control (rear heater control panel)
Alt fuse 140a
Ashtray illum
Body ecu (behind left end of dash)
Cigarette lighter illum
Combination meter illumination (combination meter)
E12
E13
Fusible link block (in engine room j/b)
Glove box light
H10
Head
Hot at all times
Ig (at right kick panel)
Ill-
Instrument panel j/b (behind left end of dash)
Integration control & panel (behind center of dash)
J/c 39 &
J/c 39 & 40
J/c 43
J/c 8 (behind left end of dash)
J/c 9 (behind left end of dash)
J39
J40
Left front seat heater switch
Light control switch (combination switch)
Main switch
Off
Overhead module (on center front of roof)
Panel fuse 7.5a
R19
Radio & player
Rheostat
Right front seat heater switch
Steering switch (combi- nation switch)
Swg
Tail
Tail relay
Trly
W/ moon roof
W/o moon roof

POWER ANTENNA

Power Antenna Wiring Diagram for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Power Antenna Wiring Diagram for Toyota Sequoia SR5 2003:

10a
A12
Acc
Acc cut relay (on instrument panel j/b)
Amp
Amp+b
Ant
Ant a
Ant b
Ant+b
Auto antenna motor (behind lower right side of dash)
Auto antenna motor relay (behind lower center of dash)
Dome fuse
Ecu-ig fuse 10a
Engine room j/b (on left side of engine compt)
F12
Hot at all times
Hot in acc or on
Hot in on or start
Ig (at right kick panel)
Instrument panel j/b (behind left end of dash)
J/c 15 (behind right end of dash)
J/c 37
J/c 37 & 38
J/c 43
J37
J38
Rad 2 fuse 7.5a
Radio & player
Red
W/ 10 speaker system
W/ 6 speaker system

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Toyota Sequoia SR5 2003

すべての配線図にアクセスする車

List of elements for Power Distribution Wiring Diagram (1 of 4) for Toyota Sequoia SR5 2003:

(on left side of engine compt) engine room j/b
A/c system
Abs fuse 60a
Abs system
Acc
Alt fuse 140a
Alt-s fuse 7.5a
Am1
Am2
Am2 fuse 25a
Battery
Cds fan fuse 25a
Defog fuse 40a
Defog relay
Defogger system
Dome fuse 10a
Door 2 fuse 30a
Drl fuse 15a
Ecu-b fuse 7.5a
Efi 1 fuse 20a
Efi relay
Engine controls system
Engine room j/b (on left side of engine compt)
Etcs fuse 10a
Exterior lights system
From am1 fuse (diagram 2 of 4)
Fusible link block (in engine room j/b)
Head relay
Headlights system (w/ drl)
Headlights system (w/o drl)
Heater fuse 40a
Horn fuse 10a
Horn relay
Ig1
Ig2
Ignition switch
Instrument panel j/b
Instrument panel j/b (behind left end of dash)
Lh h-lp fuse 10a
Lock
Main fuse 40a
Mir htr fuse 15a
Nca
Pnk
Power windows system, anti-theft system, door locks system, body computer system
Rad 1 fuse 25a
Rad 3 fuse 20a
Red
Rh h-lp fuse 15a
Rr heater fuse 30a
Run
Short pin
Sound systems
St fuse 30a
St2
Start
Starting/ charging system
To am1 fuse (diagram 2 of 4)
To cig fuse (diagram 2 of 4)
To eng room r/b 3 (diagram 3 of 4)
To ign1 fuse (diagram 2 of 4)
To st relay (diagram 3 of 4)
To wsh fuse (diagram 3 of 4)
Towing fuse 30a
Turn-haz fuse 20a
Warning systems, body computer system, interior lights system, exterior lights system, power windows system, door locks system, anti-theft system, wiper/washer system, instrument cluster system
Warning systems, interior lights system, power antenna system

Power Distribution Wiring Diagram (2 of 4) for Toyota Sequoia SR5 2003

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List of elements for Power Distribution Wiring Diagram (2 of 4) for Toyota Sequoia SR5 2003:

(behind left end of dash) instrument panel j/b
Ac inv fuse 15a
Acc relay
Am1 fuse 40a
Body computer system
Cig fuse 15a
Cigarette lighter
Computer data lines system
E10
E12
E17
E18
E20
Engine controls system
Engine controls system, anti-theft system, transmissions system, cruise control system
Engine controls system, exterior lights system, body computer system, transmissions system, abs system, cruise control system
Exterior lights system
Exterior lights system, engine controls system
F10
F11
F12
F13
F17
F18
Fog fuse 15a
Fog light relay
From alt fuse (diagram 1 of 4)
From alt fuse (diagram 2 of 4)
From ignition switch (diagram 1 of 4)
Front power outlet 1
Front power outlet 2
G15
G16
H10
H11
If (behind left center of dash)
Ign1 fuse 10a
Ign2 fuse 20a
Instrument cluster system
Instrument panel j/b
Interior lights system
Ipo
J/c 14, j/c 15 (behind j15
J/c 19 (on left rear of cargo area behind trim panel)
J/c 8 (behind left end of dash)
J14
J15
Mirrors system
Multi-joint connector
Obd fuse 7.5a
Panel fuse 7.5a
Pnk
Power antenna system, sound systems
Power main relay
Power outlet fuse 15a
Power tops system
Power windows system
Power windows system, door locks system, anti-theft system
Power windows system, door locks system, anti-theft system, wiper/washer system
Pwr 1 fuse 25a
Pwr 2 fuse 25a
Pwr 3 fuse 20a
Pwr 4 fuse 20a
Pwr 5 fuse 30a
Pwr seat fuse 30a
Rad 2 fuse 7.5a
Rear power outlet 1
Rear power outlet 2
Right end of dash)
Seat htr fuse 15a
Seats system
Starting/ charging system, instrument cluster system
Stop fuse 15a
Sun roof fuse 25a
Tail fuse 15a
Taillight relay
To acc relay (diagram 2 of 4)
To driver side r/b (diagram 4 of 4)
To ignition switch (diagram 1 of 4)

Power Distribution Wiring Diagram (3 of 4) for Toyota Sequoia SR5 2003

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List of elements for Power Distribution Wiring Diagram (3 of 4) for Toyota Sequoia SR5 2003:

(behind left end of dash) instrument panel j/b
4wd fuse 20a
Back-up light relay
Batt charge fuse 30a
Body computer system, interior lights system, exterior lights system, power windows system, door locks system, anti-theft system, wiper/ washer system
Body computer system, wiper/ washer system
D11
D12
Defogger system, a/c system
Ecu-ig fuse 10a
Engine controls system, exterior lights system, seats system, instrument cluster system, a/c system, transmissions system, cruise control system
Engine room r/b 3 on left side of engine compartment)
Exterior lights system
Exterior lights system (w/7 pin trailer socket)
Exterior lights system, body computer system, interior lights system, power windows system, door locks system, anti-theft system, wiper/ washer system, abs system, power antenna system
From fusible link block (diagram 1 of 4)
From ignition switch (diagram 1 of 4)
G10
G11
Gauge fuse 10a
Htr fuse 10a
Instrument cluster system, power tops system
Instrument panel j/b (behind left end of dash)
Ipo
Junction connector 37 (behind left center of dash)
Pnk
St relay
Sta fuse 7.5a
Starting/ charging system
Starting/ charging system, engine controls system, transmissions system
To main switch (diagram 4 of 4)
Towing brk fuse 30a
Towing tail fuse 30a
Transmissions system
Transmissions system, cruise control system, exterior lights system
Wip fuse 25a
Wiper/ washer system
Wsh fuse 25a

Power Distribution Wiring Diagram (4 of 4) for Toyota Sequoia SR5 2003

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List of elements for Power Distribution Wiring Diagram (4 of 4) for Toyota Sequoia SR5 2003:

Ac1
Ac2
Driver side r/b (behind left end of dash)
From instrument panel j/b (diagram 2 of 4)
From junction connector 37 (diagram 3 of 4)
Gnd
Ie (at left kick panel)
Inverter relay
J29
J30
Junction connector 19 (behind left rear quarterpanel)
Junction connector 29 & 30 (at left kick panel)
Junction connector 8 (behind left end of dash)
Main rly switch
Pnk
Power outlet (115v) (at rear of center console)

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Electrochromic Mirror Wiring Diagram for Toyota Sequoia SR5 2003:

Ecu-ig fuse 10a
Hot in on or start
Inner mirror
Instrument panel j/b (behind left end of dash)
Junction connector 8 (behind left end of dash)

Power Mirrors Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Power Mirrors Wiring Diagram for Toyota Sequoia SR5 2003:

A j7
C j6
Cig fuse 15a
Defogger system
Down
Down/ right
E20
Hot in acc or on
Im (below center console)
Instrument panel j/b (behind left end of dash)
J6 b
J7 b
Junction connector 16 (behind right end of dash)
Junction connector 6 & 7 (behind left kick panel)
Left
Left remote control mirror
Operation switch
Pnk
Remote control mirror switch
Retraction
Retractor switch
Return
Right
Right remote control mirror
Select switch
Up/ left
W/ retractor
W/o retractor

POWER SEATS

Heated Seats Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Heated Seats Wiring Diagram for Toyota Sequoia SR5 2003:

Bk (at right "b" pillar)
Driver's seat back heater
Driver's seat heater
F18
Gauge fuse 15a
Hot at all times
Hot in on or start
Ig (at right kick panel)
Im (below center console)
Instrument panel j/b (behind left end of dash)
Interior lights system
J29
J30
J46
J47
Junction connector (under front passenger seat)
Junction connector 16 (behind right end of dash)
Junction connector 19 (on left rear of cargo area, behind trim panel)
Junction connector 29 & 30
Junction connector 35
Junction connector 43
Junction connector 46 & 47
Left front seat heater switch
Passenger's seat back heater
Passenger's seat heater
Right front seat heater switch
Seat heater relay (behind left end of dash, below instrument panel j/b)
Seat htr fuse 15a

Power & Lumbar Seat Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Power & Lumbar Seat Wiring Diagram for Toyota Sequoia SR5 2003:

Bh (at left "b" pillar)
Bk (at right "b" pillar)
C j31
Down
Driver's lumbar support control motor
Driver's lumbar support control switch
Driver's power seat control switch
F11
Front
Front passenger's power seat control switch
Front vertical
G j32
G j47
G16
Hot at all times
Instrument panel j/b (behind left end of dash)
J46 c
Junction connector 24 (under driver's seat)
Junction connector 25 (under driver's seat)
Junction connector 27 (under front passenger seat)
Junction connector 31 & 32
Junction connector 46 & 47
Power seat motor (driver's
Power seat motor (driver's seat rear vertical control)
Power seat motor (front passenger's seat reclining control)
Power seat motor (front passenger's seat slide control)
Pwr seat fuse 30a
Rear
Rear vertical
Reclining
Red
Seat front vertical control)
Seat reclining control)
Seat slide control)
Slide

POWER TOP/SUNROOF

Moonroof Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Moonroof Wiring Diagram for Toyota Sequoia SR5 2003:

(in body
Body ecu (behind left end of dash)
Close
Cls
Dcty
Down
Ecu-ig fuse 10a
F10
G12
Harness, at center of windshield header)
Hot at all times
Hot in on or start
Instrument panel j/b (behind left end of dash)
J/c 33 & 34
J/c 44 & 45
J/c 8 (behind left end of dash)
J/c 9 (behind left end of dash)
J33
J34
J44
J45
Left front door courtesy switch
Moon roof control switch
Mpx1
Mpx3
Open
Opn
Overhead module (on center front of roof)
Pcty
Right front door courtesy switch
Sliding roof control ecu (on center front of roof)
Sun roof fuse 25a

POWER WINDOWS

Power Windows Wiring Diagram (1 of 2) for Toyota Sequoia SR5 2003

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List of elements for Power Windows Wiring Diagram (1 of 2) for Toyota Sequoia SR5 2003:

(at left ``b" pillar) bh
(at right ``b" pillar) bk
(behind left center of dash) junction connector 10 & 11
A j47
A13
Alt fuse 140a
Back door power window control switch
Bdn
Bdr
Becu
Body ecu (behind left end of dash)
Bup
Dcty
Door 2 fuse 30a
Down
E j46
Ecu-b fuse 7.5a
Ecu-ig fuse 7.5a
Engine room j/b (on left side of engine compt)
F16
Fusible link block (in engine room j/b)
G11
Gnd
Hot at all times
Hot in on or start
Ie (at left kick panel)
Instrument panel j/b (behind left end of dash)
J/c 46 & 47
J/c 8 (behind left end of dash)
J10
J11
J33 j
J34 d
J44 n
J45 g
Junction connector 33 & 34
Junction connector 44 & 45
Junction connector 9 (behind left end of dash)
Left front door courtesy switch
Left rear power window control switch
Left rear power window motor
Mpx1
Mpx2
Pcty
Power main relay
Pwr 3 fuse 20a
Pwr 4 fuse 20a
Red
Right front door courtesy switch
Right rear power window control switch
Right rear power window motor
Rld
Rlu
Rrd
Rru
Sub j/b 4 (behind right side of instrument cluster)

Power Windows Wiring Diagram (2 of 2) for Toyota Sequoia SR5 2003

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List of elements for Power Windows Wiring Diagram (2 of 2) for Toyota Sequoia SR5 2003:

(behind left kick panel) j/c 6, j/c 7
B10
B11
Back door ecu (on left side of liftgate)
Back door power window limit switch
Back door power window motor
Bddn
Bdr
Bdup
Becu
Combination meter
Cpub
Data
Ddn
Driver door ecu (in left front door)
F j31
F17
Front passenger door ecu (in right front door)
G15
Gnd
Hot at all times
Instrument panel j/b (behind left end of dash)
J/c 12 (behind left center of dash)
J/c 19 (behind trim panel)
J/c 22 (on left side of liftgate)
J/c 29 & 30
J/c 31 & 32
J/c 33 & 34
J/c 6, j/c 7 (behind left kick panel)
J/c 8 (behind left end of dash)
J29
J30
J32 b
J33
J34
J6 d
J6 e
J7 e
J7 f
Junction connector 37
Left front power window motor
Limit switch
Lmt
Lmte
Lmtw
Lsw
Mpx1
Mpx2
Pdn
Pls
Pnk
Pulse sensor
Pwr 1 fuse 25a
Pwr 2 fuse 25a
Pwr 5 fuse 30a
Red
Right front power window motor
Sgnd
Sig
Wlsw

RADIO

Radio Wiring Diagram, 10 Speaker without RSE (1 of 2) for Toyota Sequoia SR5 2003

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List of elements for Radio Wiring Diagram, 10 Speaker without RSE (1 of 2) for Toyota Sequoia SR5 2003:

(behind
(on instrument panel j/b) acc cut relay
Acc+b
Accr
Amp
Amp+b
Ant
Ant+b
Au1
Au2
Auto antenna motor relay (behind lower center of dash)
Beep
Bu+b
Cluster)
Eau
Ecu-b fuse 7.5a
Engine control module (behind right side of dash)
Engine room j/b (on left side of engine compartment)
Engine room r/b 3 (on left side of engine compartment)
F12
Gnd
Hot at all times
Hot in acc or on
Ill+
Ill-
Im (below center console)
Instrument
Instrument panel j/b (behind left end of dash)
Interior lights system
J/c 10 & 11 (behind left center of dash)
J/c 3 (near engine room j/b)
J/c 37
J/c 37 & 38
J/c 48 & 49
J/c 9 (behind left end of dash)
J10
J11
J37
J38
J48
J49 i
Left rear door speaker
Mode
Mute
Nca
R-l+
R-l-
R-r+
R-r-
R19
Rad 1 fuse 25a
Rad 2 fuse 7.5a
Rad 3 fuse 20a
Radio & player
Red
Right
Right rear door speaker
Rmut
Rse fuse 7.5a
S-gnd
S12
S13
Seek+
Seek-
Sg2
Side of
Sld
Steering switch (combination switch)
Stereo component amplifier (rear) (below rear of center console)
Sub j/b 4
Sw1
Sw2
Swg
Txs+
Txs-
Vol-
Vol_

Radio Wiring Diagram, 10 Speaker without RSE (2 of 2) for Toyota Sequoia SR5 2003

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List of elements for Radio Wiring Diagram, 10 Speaker without RSE (2 of 2) for Toyota Sequoia SR5 2003:

(on center of roof, under headliner) rear seat audio controller
Acc
Gnd
Hp1l
Hp1r
Hp2l
Hp2r
Hpl
Hpr
J/c 12 (behind left center of dash)
Left front door speaker & woofer
Left headphone terminal
Left tweeter
Nca
Pnk
R-l+
R-l-
R-r+
R-r-
Red
Right front door speaker & woofer
Right headphone terminal
Right tweeter
Rmut
S10
S11
Sg1
Sgn1
Sgn2
Sgnd
Stereo component amplifier (front) (center of dash, below radio)
Tx+
Tx-

Radio Wiring Diagram, 6 Speaker System for Toyota Sequoia SR5 2003

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List of elements for Radio Wiring Diagram, 6 Speaker System for Toyota Sequoia SR5 2003:

Acc cut relay (on instrument panel j/b)
Acc+b
Accr
Amp
Amp+b
Ant
Ant+b
Au1
Au2
Auto antenna motor relay (behind lower center of dash)
Bu+b
Eau
Ecu-b fuse 7.5a
Engine control module (behind right side of dash)
Engine room j/b (on left side of engine compt)
F12
Fl+
Fl-
Fr+
Fr-
Gnd
Hot at all times
Hot in acc or on
Ill+
Ill-
Im (below center console)
Instrument panel j/b (behind left end of dash)
Interior lights system
J37
J38
J48
J49
Junction connector 3 (on left side of engine compt, near engine room j/b)
Junction connector 37 & 38
Junction connector 48 & 49
Left front door speaker
Left rear door speaker
Left tweeter
Mode
Pnk
R19
Rad 1 fuse 25a
Rad 2 fuse 7.5a
Radio and player
Red
Right front door speaker
Right rear door speaker
Right tweeter
Rl+
Rl-
Rr+
Rr-
Seek+
Seek-
Steering switch (combination switch)
Sub j/b 4 (behind right side of instrument cluster)
Sw1
Sw2
Swg
Vol-

Radio Wiring Diagram, with Rear Entertainment (1 of 3) for Toyota Sequoia SR5 2003

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List of elements for Radio Wiring Diagram, with Rear Entertainment (1 of 3) for Toyota Sequoia SR5 2003:

(behind left center of dash) j/c 10 & 11
(on instrument panel j/b) acc cut relay
Acc+b
Accr e8
Amp
Amp+b
Ant
Ant+b
Au1
Au2
Auto antenna motor relay (behind lower center of dash)
Beep
Bu+b
Cdl+
Cdl-
Cdr+
Cdr-
Eau
Ecu-b fuse 7.5a
Engine control module (behind right side of dash)
Engine room j/b (on left side of engine compartment)
Engine room r/b 3 (on left side of engine compartment)
F12
Gnd
Hot at all times
Hot in on or acc
Instrument panel j/b (behind left end of dash)
J/c 3 (near engine room j/b)
J/c 37
J/c 37 & 38
J/c 9 (behind left end of dash)
J10
J11
J37
J38
Mode
Mute
Nca
R-l+
R-l-
R-r+
R-r-
R19
R20
Rad 1 fuse 25a
Rad 2 fuse 7.5a
Rad 3 fuse 20a
Radio & player
Red
Rmut
Rse fuse 7.5a
S-gnd
Seek+
Seek-
Sg2
Sgnd
Sld
Steering switch (combination switch)
Sub j/b 4 (behind right side of instrument cluster)
Sw1
Sw2
Swg
Txs+
Txs-
Vol-

Radio Wiring Diagram, with Rear Entertainment (2 of 3) for Toyota Sequoia SR5 2003

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List of elements for Radio Wiring Diagram, with Rear Entertainment (2 of 3) for Toyota Sequoia SR5 2003:

Im (below center console)
J/c 12 (behind left center of dash)
J/c 48 & 49
J48
J49 i
Left front door speaker & woofer
Left rear door speaker
Left tweeter
Nca
Pnk
Red
Right front door speaker & woofer
Right rear door speaker
Right tweeter
S10
S11
S12
S13
Stereo component amplifier (front) (center of dash, below radio)
Stereo component amplifier (rear) (below rear of center console)

Radio Wiring Diagram, with Rear Entertainment (3 of 3) for Toyota Sequoia SR5 2003

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List of elements for Radio Wiring Diagram, with Rear Entertainment (3 of 3) for Toyota Sequoia SR5 2003:

+b1
+b2
Acc
Acc1
Acc2
Auxl
Auxr
Bu+b
Dgnd
Dvd player
Gnd
Gnd1
Gnd3
Hp1l
Hp1r
Hp2l
Hp2r
Hpl
Hpl+
Hpl-
Hpr
Hpr+
Hpr-
Left headphone terminal
Lmut
Mute
Nca
Nts2
Nts4
Ntsc
Ntsi
Open
R-l+
R-l-
R-r+
R-r-
R21
R22
R23
Rear seat entertainment display
Rear seat entertainment ecu (under rear of center console)
Red
Right headphone terminal
Rmut
Sg1
Sg2
Sg3
Sg4
Sg5
Sg6
Sg9
Sgn1
Sgn2
Sgn3
Sgn4
Sgn5
Sgnd
Sld
Syn2
Sync
Tmut
Tvl+
Tvl-
Tvr+
Tvr-
Tx+
Tx-
Tx1+
Tx1-
Tx2+
Tx2-
Vg2
Video terminal
Vr2

STARTING/CHARGING

Charging Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Charging Wiring Diagram for Toyota Sequoia SR5 2003:

Alt fuse 140a
Alt-s fuse 7.5a
Battery
Battery ground
Charge warning light
Combination meter
Ecu-ig fuse 10a
Engine room j/b (on left side of engine compt)
Fusible link block (in engine room j/b)
Generator
H11
Hot in on or start
Ign1 fuse 10a
Instrument panel j/b (behind left end of dash)
K11
Nca

Starting Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Starting Wiring Diagram for Toyota Sequoia SR5 2003:

Acc
Am2 fuse 25a
Battery
Battery ground
Engine control module (behind right side of dash)
Engine room j/b (on left side of engine compartment)
Engine room r/b 2 (on left side of engine compt)
Fusible link block (in engine room j/b)
Ie (at left kick panel)
Ignition switch
Instrument panel j/b (behind left end of dash)
J35 a
J36
Junction connector 28 (on left side of engine compt, near engine room j/b)
Junction connector 35 & 36
Junction connector 41
Junction connector 8 (behind left end of dash)
K12
Nca
Nsw
Off
Park/ neutral position switch (on transmission)
Pnk
St fuse 30a
Sta
Sta fuse 7.5a
Star
Start
Starter
Starter relay
Stsw

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram for Toyota Sequoia SR5 2003

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List of elements for Supplemental Restraints Wiring Diagram for Toyota Sequoia SR5 2003:

(at left "b" pillar) bh
(at right "b" pillar) bk
(behind lower left side of dash, right of steering column) (partial) data link connector (dlc) 3
(front passenger air bag assembly) air bag squib
(steering wheel pad) air bag squib
+sl
+sr
-sl
-sr
A10
A19
A20
A21
Air bag sensor assembly (below front of center console)
Body ecu (behind left end of dash)
Combination meter
D12
E14
Ecu-ig fuse 10a
Engine control module (behind right side of dash)
Esl
Esr
F/ps
F10
F15
Gauge fuse 15a
Gsw
Gsw2
Hot in on or start
Icl+
Icl-
Icr+
Icr-
Ig1
Ig2
Ign1 fuse 10a
Instrument panel j/b (behind left end of dash)
J/c 21 (on left rear of cargo area, behind trim panel)
J/c 25 (under driver's seat)
J/c 26 (under front passenger seat)
J/c 27 (under front passenger seat)
J/c 8 (behind left end of dash)
J10
J11
Junction connector j/c 10 & j/c 11 (behind left center of dash)
Lbe+
Left buckle switch (inside of left front seat belt buckle)
Left curtain air bag squib
Left front air bag sensor (on left side of radiator support)
Left pretensioner (at base of left "b" pillar, behind trim panel)
Left side air bag sensor (at base of left "b" pillar behind trim panel)
Left side air bag squib
Pl+
Pl-
Pr+
Pr-
Rbe+
Red
Right buckle switch (inside of right front seat belt buckle)
Right curtain air bag squib
Right front air bag sensor (on right side of radiator support)
Right pretensioner (at base of right "b" pillar, behind trim panel)
Right side air bag sensor (at base of right "b" pillar behind trim panel)
Right side air bag squib
Seat
Sfl+
Sfl-
Sfr+
Sfr-
Sil
Solid state
Spiral cable
Srs warning light
Ssl+
Ssl-
Ssr +
Ssr -
Ssr+
Ssr-
Sub j/b 4 (behind right side of combination meter)
Vupl
Vupr
W/o power seat
W/power