All Wiring Diagrams for Toyota Sienna LE 2004 model

AIR CONDITIONING

Automatic A/C Wiring Diagram, Front (1 of 2) for Toyota Sienna LE 2004

List of elements for Automatic A/C Wiring Diagram, Front (1 of 2) for Toyota Sienna LE 2004:

• (at center front of engine compt) cooling fan ecu
• A/c control assembly
• Acc
• Acmg
• Aif
• Air
• Air inlet control servo motor (behind upper right side of dash)
• Amdc
• Amdh
• Ampc
• Amph
• Aod
• Aof
• Automatic light control sensor (on top left side of dash)
• Blw
• C24
• C26
• Computer data lines system
• Driver's side j/b (behind dash, left of steering column)
• Dual
• Ea (at right side of engine compt)
• Ecu acc
• Ecu-b fuse 10a
• Engine control
• Engine room j/b (on left side of engine compt)
• Fan motor (main)
• Fan motor (sub)
• Front passenger side air mix control servo motor (behind right center of dash)
• Fuse 7.5a
• Gnd
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Htr fuse 10a
• Ie (at left kick panel)
• Ill+
• Ill-
• Interior lights system
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 27 (behind right side of dash)
• J/c 3 & 4 (behind left end of dash)
• L28
• Module
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Pnk
• Pr2
• Pressure switch (at right front of engine compt)
• Red
• Rfc
• S5-1
• S5-2
• S5-3
• Sg-1
• Sg-2
• Sg-3
• Sg-4
• Sg-5
• Single
• Tam
• Thw
• Tpd
• Tpi
• Tpo
• Tpp
• Tsd
• Tsl
• Tsp
• Tsr

Automatic A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna LE 2004

List of elements for Automatic A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna LE 2004:

• (in dash harness, at right side of dash) i2
• (in engine harness, under engine room j/b)
• A/c ambient temperature sensor (on right front of engine compt)
• A/c evaporator temperature sensor (front) (behind right side of dash)
• A/c magnetic clutch (at left front of engine)
• A/c room temperature sensor (at left center of dash)
• Air mix control servo motor (driver side) (behind left center of dash)
• Air vent mode control servo motor (front) (behind left center of dash)
• Ed (at left side of engine compt)
• Engine controls system
• Engine coolant temperature sensor (on right front side of engine)
• F12
• Fan fuse 50a
• Fan relay
• Front blower motor (behind right side of dash)
• Front blower motor controller
• Fusible link block (on left side of engine compt, engine room j/b)
• Gnd
• Hot at all times
• Htr fuse 50a
• Htr relay
• Ig (at right kick panel)
• J/c 7 & 8 (behind left end of dash)
• Mg clt relay
• R/b 3 (in engine room j/b)

Automatic A/C Wiring Diagram, Rear (1 of 2) for Toyota Sienna LE 2004

List of elements for Automatic A/C Wiring Diagram, Rear (1 of 2) for Toyota Sienna LE 2004:

• A/c control assembly
• A10
• Acc
• Aif
• Air
• Amdc
• Amdh
• Ampc
• Amph
• Aod
• Aof
• B1 (at center of windshield header)
• Blw
• Blwh
• C24
• C26
• Clk
• Clkr
• Computer data lines system
• Dpd
• Driver's side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Engine room j/b (on left side of engine compt)
• F14
• Face
• Foot
• Front a/c circuit
• Fusible link block (on left side of engine compt, engine room j/b)
• Gnd
• Hot at all times
• Hot in on or start
• Hrc
• Htr fuse 10a
• Ie (at left kick panel)
• Ill
• Ill+
• Ill-
• Interior lights system
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 43 (behind right rear quarterpanel)
• L28
• Mch
• Mhh
• Mpx+
• Mpx-
• Pnk
• Rear a/c control switch
• Rear a/c evaporator temperature sensor (behind right rear quarterpanel)
• Red
• Rr a/c fuse 40a
• Rtr
• S5-1
• S5-2
• S5-3
• S5-6
• Sg-1
• Sg-2
• Sg-3
• Sg-4
• Sg-5
• Sg-6
• Sgnd
• Stk
• Stx
• Swd
• Tec
• Tpd
• Tph
• Tpi
• Tpm
• Tpo
• Tpp
• Tsd
• Tsp
• Vmh

Automatic A/C Wiring Diagram, Rear (2 of 2) for Toyota Sienna LE 2004

List of elements for Automatic A/C Wiring Diagram, Rear (2 of 2) for Toyota Sienna LE 2004:

• B13
• B14
• Bl (at left kick panel)
• E3 (in engine harness, under engine room j/b)
• Ed (at left side of engine compt)
• J/c 35 & 36 (behind right side of dash)
• J/c 7 & 8 (behind left end of dash)
• J/c 9 & 10 (behind left end of dash)
• J10
• J35
• J36
• R/b 3 (in engine room j/b)
• Rear air vent mode control servo motor (behind right rear quarterpanel)
• Rear blower motor (behind right rear quarterpanel)
• Rear blower motor controller (behind right rear quarterpanel)
• Rear room temperature sensor (on right front of engine compt)
• Red
• Rr a/c relay
• Water valve servo motor (behind right rear quarterpanel)

Manual A/C Wiring Diagram, Front (1 of 2) for Toyota Sienna LE 2004

List of elements for Manual A/C Wiring Diagram, Front (1 of 2) for Toyota Sienna LE 2004:

• +b +b
• A/c control assembly
• A/cb
• A10
• Acc
• Acmg
• Air inlet control servo motor (behind upper right side of dash)
• Aod
• Aof
• Blin
• Blwh
• Bstr
• C24
• C26
• Computer data lines system
• Cooling fan ecu (at center front of engine compt)
• Driver's side j/b (behind dash, left of steering column)
• Dual
• Ea (at right side of engine compt)
• Ecu acc
• Ecu-b fuse 10a
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• Face
• Fan motor (main)
• Fan motor (sub)
• Fcin
• Foot
• Front passenger side air mix control servo motor (behind right center of dash)
• Frs
• Ftin
• Fuse 7.5a
• Gnd
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Hrc
• Htr fuse 10a
• Ie (at left kick panel)
• Ig+
• Ig+ ig+
• Ill+
• Ill-
• Interior lights system
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 27 (behind right side of dash)
• J/c 3 & 4 (behind left end of dash)
• L28
• Mch
• Mhh
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Pnk
• Pr2
• Pressure switch (at right front of engine compt)
• Rear a/c circuit
• Rec
• Rfc
• S5-1
• S5-2
• S5-6
• S5-8
• Sg-1
• Sg-2
• Sg-4
• Sg-6
• Sg-8
• Single
• Tam
• Thot
• Thw
• Tool
• Tph
• Tpm
• Tpo
• Tset
• Tstr
• Vmh

Manual A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna LE 2004

List of elements for Manual A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna LE 2004:

• (at right kick panel) ig
• (in dash harness, (at right side of dash) i1
• A/c ambient temperature sensor (on right front of engine compt)
• A/c fuse 7.5a
• A/c magnetic clutch (at left front of engine)
• Blower resistor (behind right side of dash, on blower housing)
• Blower switch
• Ed (at left side of engine compt)
• Engine controls
• Engine coolant temperature sensor (on right front side of engine)
• F12
• Fan fuse 50a
• Fan relay
• Front a/c evaporator temperature sensor (behind right side of dash)
• Front air vent mode control servo motor (behind left center of dash)
• Front blower motor (behind right side of dash)
• Fuse box (behind lower right side of dash)
• Fusible link block (on left side of engine compt, engine room j/b)
• Hot at all times
• Htr fuse 50a
• Htr relay
• I2 (in dash harness, at right side of dash)
• J/c 7 & 8 (behind left end of dash)
• Mg clt relay
• Off
• R/b 3 (in engine room j/b)
• System

Manual A/C Wiring Diagram, Rear for Toyota Sienna LE 2004

List of elements for Manual A/C Wiring Diagram, Rear for Toyota Sienna LE 2004:

• (in engine room j/b)
• A/c control assembly
• A10
• Air vent mode control servo motor (rear) (behind right rear quarterpanel)
• B/l
• B1 (at center of windshield header)
• B13
• B14
• Bl (at left kick panel)
• Blin
• Blower motor (rear) (behind right rear quarterpanel)
• Blower motor controller (rear) (behind right rear quarterpanel)
• Blwc
• Bset
• Bstr
• C24
• C26
• Driver's side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Ed (at left side of engine compt)
• Engine room j/b (on left side of engine compt)
• F14
• Face
• Fcin
• Foot
• Ftin
• Fusible link block (on left side of engine compt, engine room j/b)
• Gnd
• Harness, under engine room j/b)
• Hot at all times
• Hot in on or start
• Hrc
• Htr fuse 10a
• Ie (at left kick panel)
• Ig+
• Ill
• Interior lights system
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 35 & 36 (behind right side of dash)
• J/c 43 (behind right rear quarterpanel)
• J/c 7 & 8 (behind left end of dash)
• J35
• J36
• L28
• Mch
• Mhh
• R/b 3
• Rear a/c control switch
• Red
• Rr a/c fuse 40a
• Rr a/c relay
• S5-6
• S5-8
• Sg-6
• Sg-8
• Tph
• Tpm
• Tset
• Tstr
• Vmc
• Water valve servo motor (behind right rear quarterpanel)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram, with VSC (1 of 2) for Toyota Sienna LE 2004

List of elements for Anti-lock Brakes Wiring Diagram, with VSC (1 of 2) for Toyota Sienna LE 2004:

• (at left side of engine compt) ed
• (in engine room j/b)
• (w/ dynamic laser cruise) control) r/b 6
• +bs
• Abs 1 fuse 50a
• Abs 2 fuse 30a
• Abs ind
• Brake ind
• Brk relay
• Brl
• C21
• Canh
• Canl
• Combination meter
• Csw
• D/g
• Driver side j/b (behind dash, left of steering column)
• Driver side j/b (behind dash, left of steering column) j6 j/c 5 & 6 (behind left end of dash) j5
• Ecu-ig fuse 10a
• Eng+
• Eng-
• F10
• F12
• Fl+
• Fl-
• Fr+
• Fr-
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gauge 2 fuse 7.5a
• Gnd1
• Gnd2
• H25
• Hot at all times
• Hot in on or start
• If (behind lower center of dash)
• Ig1
• Init
• J/c 15 (behind left end of dash)
• J/c 2 (at left side of engine compt) a
• J/c 7 & 8 (behind left end of dash)
• K15
• L23
• Left front abs speed sensor (mounted on hub assembly of left front wheel)
• Left rear abs speed sensor (mounted on hub assembly of left rear wheel)
• Mrf
• Neo
• Pkb
• Pnk
• Red
• Right front abs speed sensor (mounted on hub assembly of right front wheel)
• Right rear abs speed sensor (mounted on hub assembly of right rear wheel)
• Rl+
• Rl-
• Rr+
• Rr-
• Skid control ecu w/ actuator (at right side of engine compt)
• Slip ind
• Sp1
• Speedometer
• Stop fuse 10a
• Stoplight switch (on bracket, above brake pedal)
• Stp1
• Stp2
• Stpo
• Tire pressure ind
• Trac off ind
• Trc+
• Trc-
• Vsc ind
• Vscw
• W/ dynamic laser cruise control
• W/o dynamic laser cruise control
• Wfse
• Wtir

Anti-lock Brakes Wiring Diagram, with VSC (2 of 2) for Toyota Sienna LE 2004

List of elements for Anti-lock Brakes Wiring Diagram, with VSC (2 of 2) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 5 & 6
• (behind right side of dash)
• (behind upper left side of dash) j/c 20
• (on brake fluid reservoir) brake fluid level warning switch
• Automatic a/c
• Bat
• Bl (at right "c" pillar)
• Buzzer
• C24
• Canh
• Canl
• Cruise control
• Data link connector 3 below left side of dash)
• Driver side j/b (behind dash, left of steering column)
• Ea (at right side of engine compt)
• Ecu-b fuse 10a
• Eng+
• Eng-
• Engine control module
• Engine room j/b (on left side of engine compt)
• Ess
• Gnd
• Hot at all times
• Ie (at left kick panel)
• Ig (at right kick panel)
• Ig1
• J/c 1 (at left side of engine compt)
• J/c 17 (behind upper left side of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 28 (behind right side of dash)
• J/c 3 & 4 (behind left end of dash)
• J/c 31 & 32 (behind right side of dash)
• J/c 42 (forward of right wheelwell) a
• J/c 5 & 6 (behind left end of dash)
• J31
• J32
• J5 j/c 5 & 6 (behind left end of dash)
• J7 j/c 7 & 8 (behind left j8 end of dash)
• K10
• K28
• Manual a/c
• Neo
• Parking brake switch (on parking brake lever)
• Pnk
• R/b 5 (in engine room j/b)
• Sil
• Steering sensor (inside steering column)
• Tire pressure warning standardization switch (on left side of dash)
• Trac off switch
• Trc+
• Trc-
• Vsc fail relay
• Vsc mtr relay
• Vsc warning buzzer (behind left side of dash)
• W/ dynamic laser
• W/o dynamic laser
• Wsfe
• Yaw rate sensor (under right front seat)

Anti-lock Brakes Wiring Diagram, without VSC for Toyota Sienna LE 2004

List of elements for Anti-lock Brakes Wiring Diagram, without VSC for Toyota Sienna LE 2004:

• (behind dash, left of steering column) driver side j/b
• (on transaxle) park/neutral position switch
• +bm
• +bs
• Abs 1 fuse 50a
• Abs 2 fuse 30a
• Abs ind
• Automatic a/c
• Brake fluid level warning switch (on brake fluid reservoir)
• Brake ind
• Brl
• C16
• C24
• Combination meter
• D/g
• Data link connector 3 (below left side of dash)
• Driver side j/b (behind dash, left of steering column)
• Ea (at right side of engine compt)
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Ed (at left side of engine compt)
• Engine room j/b (behind dash, left of steering column)
• F10
• F12
• Fl+
• Fl-
• Fr+
• Fr-
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gauge 1 fuse 10a
• Gauge 2 fuse 7.5a
• Gnd1
• Gnd2
• H25
• Hot at all times
• Hot in on or start
• Ie (at left kick panel)
• If (behind lower center of dash)
• Ig1
• Init
• J/c 1 (at left side of engine compt)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 2 (at left side of engine compt)
• J/c 20 (behind upper left side of dash)
• J/c 5 & 6 (behind left end of dash)
• J/c 7 & 8 (behind left end of dash)
• K10
• K14
• K28
• L10
• L26
• Left front abs speed sensor (mounted on hub assembly of left front wheel)
• Left rear abs speed sensor (mounted on hub assembly of left rear wheel)
• Manual a/c
• Parking brake switch (on parking brake lever)
• Pkb
• Red
• Right front abs speed sensor (mounted on hub assembly of right front wheel)
• Right rear abs speed sensor (mounted on hub assembly of right rear wheel)
• Rl+
• Rl-
• Rr+
• Rr-
• Sil
• Skid control ecu w/ actuator (at left rear of engine compt)
• Sp1
• Speedometer
• Stop fuse 10a
• Stoplight switch (on bracket, above brake pedal)
• Stp
• Tire pressure ind
• Tire pressure warning standardization switch (on left side of dash)
• Wtir

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Forced Entry Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (at right side of engine compt) ea
• Acc
• Act+
• Act-
• Actd
• Altb
• Bcty
• Becu
• Body ecu (behind left side of dash)
• Buzzer
• Bzr
• C24
• C25
• C30
• Combination meter
• Dbsu
• Dcty
• Door 2 fuse 25a
• Door ind
• Door lock control receiver (behind upper center of dash)
• Driver side j/b (behind dash, left of steering column)
• Ecu acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Ehw
• Engine hood courtesy switch (on front of engine compt)
• Engine room j/b (on left side of engine compt)
• Gauge 2 fuse 7.5a
• Gnd
• Gnd2
• H25
• Haz
• Hcty
• Horn
• Horns system
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ie (at left kick panel)
• If (behind lower center of dash)
• Ig (at right kick panel)
• Ind
• J/c 1 (at left side of engine compt)
• J/c 11 & 12 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 3 & 4 (behind left end of dash)
• J11
• J12
• K17
• K22
• K25
• K26
• Keyless buzzer (behind left front corner lamp)
• Ksw
• Lcty
• Left front door courtesy switch (at left "b" pillar)
• Left slide door courtesy switch
• Lock
• Lock left front door lock control switch
• Lswd
• Lswl
• Lswp
• Lswr
• P17
• P19
• Pcty
• Prg
• Rcty
• Rda
• Right front door lock control switch
• Theft deterrent horn (on right rear of engine compt)
• Tr+
• Turn signal flasher (behind left side of dash)
• Ul1
• Ul2
• Ul3
• Unlock
• Unlock warning switch (on upper steering column)

Forced Entry Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Forced Entry Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (at right "c" pillar) bl
• (behind left rear quarterpanel) power back door ecu
• (behind upper
• Back door lock assembly (w/o power back door) (at lower left center of back door)
• Back door opener switch (w/o power back door) (at right rear corner of vehicle)
• Bh (at left "b" pillar)
• Bm (at left rear quarterpanel)
• Ctyo
• Ig (at right kick panel)
• J/c 13 & 14 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 20
• J/c 25 & 26 (behind upper right side of dash)
• J/c 33 & 34 (behind right side of dash)
• J/c 35 & 36 (behind right side of dash)
• J/c 38 behind left rear quarterpanel)
• J/c 41 (in back door)
• J/c 42 (forward of right wheelwell)
• J13
• J14
• J25
• J26
• J33
• J33 j/c 33 & 34 (behind right side j34 of dash)
• J34
• J35
• J36
• Left front door lock motor & door unlock detection switch (in rear of left front door)
• Left side of dash)
• Left slide door attachment control (at center of left sliding door)
• Left slide door control motor
• Left slide door detection switch
• Red
• Right front door courtesy switch (at right "b" pillar)
• Right front door lock motor & door unlock detection switch (in rear of right front door)
• Right slide door attachment control (at center of right sliding door)
• Right slide door control motor
• Right slide door courtesy switch
• Right slide door detection switch
• Security indicator light
• W/ power back door
• W/ power slide door
• W/o power slide door

Immobilizer Wiring Diagram for Toyota Sienna LE 2004

List of elements for Immobilizer Wiring Diagram for Toyota Sienna LE 2004:

• Agnd
• Body ecu (behind left side of dash)
• C24
• Code
• Cty
• Data link connector 3 (below left side of dash)
• Driver side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Efii
• Efio
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• Gnd
• H12
• H13
• Hot at all times
• Hot in on or start
• Ie (at left kick panel)
• Ig (at right kick panel)
• Ign fuse 7.5a
• Imi
• Imo
• Ind
• J/c 11 & 12 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J11
• J12
• K28
• Ksw
• Left front door courtesy switch (at left "b" pillar)
• Security indicator light (w/ theft deterrent system)
• Transponder key amplifier (inside top of steering column)
• Transponder key computer (behind upper center of dash)
• Txct
• Unlock warning switch (on upper steering column)
• Vc5

BODY CONTROL MODULES

Body Control Modules Wiring Diagram for Toyota Sienna LE 2004

List of elements for Body Control Modules Wiring Diagram for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (behind dash, left of steering column) driver side j/b
• Acc
• Act+
• Act-
• Actd
• Altb
• Anti-theft system
• Bcty
• Bcyl
• Becu
• Body ecu (behind left side of dash)
• Bzr
• C10
• C23
• C24
• C25
• C30
• Cltb
• Clte
• Clts
• Computer data lines system
• Dbsu
• Dcty
• Dcyl
• Door 2 fuse 25a
• Door locks & anti-theft systems
• Door locks & interior lights systems
• Door locks & trunk, tailgate, fuel doors systems
• Door locks & warning systems
• Door locks system
• Drl
• Ecu-acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compartment)
• Exterior lights system
• Ffgo
• Ffog
• Gnd1
• Gnd2
• H30
• Haz
• Hcty
• Head
• Headlights & exterior lights systems
• Headlights system
• Horn
• Horns system
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Hrly
• Ile
• Ind
• Interior lights system
• K10
• K17
• K22
• K25
• K26
• Ksw
• L16
• Lcty
• Lcyl
• Lswd
• Lswl
• Lswp
• Lswr
• Mpx1
• Mpx2
• Obd3
• P17
• P19
• Pbds
• Pcty
• Pcyl
• Pkb
• Power tops system
• Prg
• Pwr relay
• Pws
• Rcty
• Rcyl
• Rda
• Red
• Sftm
• Snow
• Tail
• Tr+
• Trly
• Trunk, tailgate, fuel doors & interior lights systems
• Trunk, tailgate, fuel doors system
• Ul1
• Ul2
• Ul3

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Toyota Sienna LE 2004

List of elements for Computer Data Lines Wiring Diagram for Toyota Sienna LE 2004:

• (at front of engine) eb
• (at right kick panel) ig
• (behind left rear quarterpanel) power back door ecu
• A/c control assembly
• A21
• Air bag sensor assembly
• Bat
• Body ecu
• Canh
• Canl
• Combination meter
• D/g
• Data link connector 3 (below left side of dash)
• Driver side j/b (behind dash, left of steering column)
• Driver side j/b (behind dash, left of steering column)
• E10
• Engine control module (behind right side of dash)
• H12
• H32
• H34
• Hot at all times
• J/c 13 & 14 (behind left end of dash)
• J/c 17 (behind upper left side of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 29 (behind right side of dash)
• J/c 31 & 32 (behind right side of dash)
• J/c 35 & 36 (behind right side of dash)
• J/c 37 (forward of left rear wheelwell)
• J/c 7 & 8 (behind left end of dash)
• J13
• J14
• J31
• J32
• J35
• J36
• J6 j/c 5 & 6 (behind left end of dash)
• K12
• K14
• L10
• Left power slide door ecu (in left sliding door)
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Obd fuse 7.5a
• Obd3
• P13
• P25
• P27
• Red
• Right power slide door ecu (in right sliding door)
• Sil
• Skid control ecu w/ actuator (at left rear of engine compt)
• Steering sensor (inside steering column)
• Transponder key computer (behind upper center of dash)
• W/ vsc
• W/o vsc
• Wfse
• Yaw rate sensor (under right front seat)

COOLING FAN

Cooling Fan Wiring Diagram for Toyota Sienna LE 2004

List of elements for Cooling Fan Wiring Diagram for Toyota Sienna LE 2004:

• C26
• Cooling fan ecu (at center front of engine compt)
• Driver's side j/b (behind dash, left of steering column)
• Ed (at left side of engine compt)
• Engine control module (behind right side of dash)
• Engine coolant temperature sensor (on right front side of engine)
• Engine room j/b (on left side of engine compt)
• F12
• Fan fuse 50a
• Fan motor (main)
• Fan motor (sub)
• Fan relay
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gnd
• Hot at all times
• Hot in on or start
• Htr fuse 10a
• I2 (in dash harness, at right side of dash)
• R/b 3 (in engine room j/b)
• Rfc
• Thw

CRUISE CONTROL

Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (behind upper left center of dash) j/c 21
• +b2
• +bm
• Accel position sensor (under left side of dash)
• Batt
• Ccs
• Computer data lines system
• E01
• E02
• E03
• E04
• E05
• Eb (at front of engine)
• Ec (at rear of engine)
• Ecu-b fuse 10a
• Ed (at left side of engine compt)
• Efi 1 fuse 20a
• Efi relay
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• Eom
• Epa
• Epa2
• Etcs fuse 10a
• Geo1
• Hot at all times
• I2 (in dash harness, at right side of dash)
• Igsw
• J/c 2 (at left side of engine compt)
• J/c 3 & 4 (behind left end of dash)
• J/c 5 & 6 (behind left end of dash)
• Me01
• Mpx1
• Mpx2
• Mrel
• Nca
• Red
• Sil
• Spo
• St1-
• Stp
• Throttle control motor & throttle position sensor (on throttle body assembly)
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vta1
• Vta2
• Wfse

Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (behind upper left side of dash)
• +res
• -set
• C10
• Cancel
• Combination meter
• Combination switch
• Computer data lines system
• Cruise control switch
• Cruise ind
• Driver side j/b (behind dash, left of steering column)
• Eb (at front of engine)
• Gauge 1 fuse 10a
• Gauge 2 fuse 7.5a
• Hot at all times
• Hot in on or start
• If (behind lower center of dash)
• Ign fuse 7.5a
• J/c 18 (behind upper left side of dash)
• J/c 19
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 29 (behind right side of dash)
• J/c 5 & 6 (behind left end of dash)
• L26 red
• On-off
• Park/neutral position switch (on transaxle)
• Red
• Stop fuse 10a
• Stop light switch (on bracket, above brake pedal)

Dynamic Laser Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Dynamic Laser Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (at front of engine) eb
• (at left rear of engine compt) skid control ecu w/ actuator
• (behind left end of dash) j/c 3 & 4
• (in dash harness, at right side of dash) i2
• +b2
• +bm
• Accel position sensor (under left side of dash)
• Batt
• C24
• Canh
• Canl
• Cchg
• Ccs
• Computer data lines system
• Counter gear speed sensor (on top of transaxle)
• Driver side j/b (behind dash, left of steering column)
• E01
• E02
• E03
• E04
• E05
• Eb (at front of engine)
• Ec (at rear of engine)
• Ecm
• Ecu-b fuse 10a
• Ed (at left side of engine compt)
• Efi 1 fuse 20a
• Efi relay
• Elc
• Eng+
• Eng-
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• Epa
• Epa2
• Etcs fuse 10a
• Gauge 1 fuse 10a
• Gauge 2 fuse 7.5a
• Ge01
• H25
• Hot at all times
• Hot in on or start
• Igsw
• J/b 3 & 4 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 2 (at left side of engine compt)
• J/c 20 (behind upper left center of dash)
• J/c 20 (behind upper left side of dash)
• J/c 21 (behind upper left center of dash)
• J/c 29 (behind right side of dash)
• J/c 3 & 4 (behind left end of dash)
• J/c 5 & 6 (behind left end of dash)
• L26
• Lcs
• Lgnd
• Me01
• Mpx1
• Mpx2
• Mrel
• Nc+
• Nc-
• Nca
• Neo
• Nt+
• Nt-
• Park/ neutral position switch (on transaxle)
• Pnk
• Red
• Sil
• Sp1
• Spd
• St1-
• Stp
• Throttle control motor & throttle position sensor (at left rear of engine compt)
• Trc+
• Trc-
• Turbine speed sensor (at rear of transaxle)
• Vcp2
• Vcpa
• Vpa
• Vpa2
• Vta1
• Vta2
• Wfse

Dynamic Laser Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Dynamic Laser Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 7 & 8
• (behind lower center of dash) if
• +res
• -set
• Buzzer
• C10
• C12
• C13
• C16
• Cancel
• Ccs
• Combination meter
• Combination switch
• Computer data lines system
• Cruise check ind
• Cruise ind
• Dist
• Distance control ecu (behind right side of dash)
• Distance control switch
• Driver side j/b (behind dash, left of steering column)
• Ecc
• Ecu-ig fuse 10a
• Elc
• Gnd
• H13
• Hot at all times
• Igb
• Ign fuse 7.5a
• J/c 15 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 28 (behind right side of dash)
• J/c 3 & 4 (behind left end of dash)
• J/c 5 & 6 (behind left end of dash)
• K30
• L23
• Laser radar sensor (behind right side of front bumper)
• Lcs
• Lgnd
• Lrdd
• Lrrd
• Mode
• Normal ind
• On/off
• Pnk
• R/n
• Ready ind
• Red
• Sgnd
• Speedometer
• Stop fuse 10a
• Stop light switch (on bracket, above brake pedal)
• Wash
• Wip2

DEFOGGERS

Defoggers Wiring Diagram for Toyota Sienna LE 2004

List of elements for Defoggers Wiring Diagram for Toyota Sienna LE 2004:

• (at left front door mirror) left mirror heater
• (at right front door mirror) right mirror heater
• A/c control assembly
• A10
• Automatic a/c
• Bm (at left rear quarterpanel)
• C26
• Def fuse 40a
• Defog relay
• Driver side j/b (behind dash, left of steering column)
• Ea (at right side of engine compt)
• Ed (at left side of engine compt)
• Engine room j/b (on left side of engine compt)
• F14
• Fr def fuse 15a
• Front window deicer
• Front window deicer relay (behind left side of dash)
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gnd
• Hot at all times
• Hot in on or start
• Htr fuse 10a
• Ie (at left kick panel)
• Ig (at right kick panel)
• Int lt
• Interior lights system
• J/c 1 (at left side of engine compt)
• J/c 18 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 3 & 4 (behind left end j4 of dash)
• J/c 7 & 8 (behind left end of dash)
• J12
• K16
• L28
• Manual a/c
• Mir htr fuse 10a
• P25
• R31
• R32
• Rdsw
• Rear window defogger
• Rear window defogger switch

ENGINE PERFORMANCE

3.3L

3.3L, Engine Performance Wiring Diagram (1 of 6) for Toyota Sienna LE 2004

List of elements for 3.3L, Engine Performance Wiring Diagram (1 of 6) for Toyota Sienna LE 2004:

• (behind left end of dash)
• (behind left side of dash)
• (left center of dash)
• +b2
• +bm
• A/c system
• A/f fuse 25a
• Acmg
• Batt
• C/ opn relay
• Ccs
• Computer data lines system
• Cruise control system
• Ed (left side of engine compt)
• Efi 1 fuse 20a
• Efi 2 fuse 10a
• Efi relay
• Els
• Eng+
• Eng-
• Engine control module (ecm) (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• Eom
• Epa
• Epa2
• Etcs fuse 10a
• Hot at all times
• Igsw
• Imi
• Imo
• Inverter relay
• J/c 18
• J/c 21
• J/c 3 & j/c 4
• J/c 3 & j/c 4 (behind left end of dash)
• J/c 5 & j/c 6 (behind left end of dash)
• J/c3
• J/c4
• J/c5
• J/c6
• Mpx1
• Mpx2
• Mrel
• Neo
• Pnk
• Ptnk
• Red
• Sil
• Spd
• St1-
• Stp
• Tach
• Tam
• Trc+
• Trc-
• Vca2
• Vcp2
• Vpa
• Vpa2
• Wfse

3.3L, Engine Performance Wiring Diagram (2 of 6) for Toyota Sienna LE 2004

List of elements for 3.3L, Engine Performance Wiring Diagram (2 of 6) for Toyota Sienna LE 2004:

• (above brake pedal) stoplight switch
• (behind left side of dash)
• (in fuel tank) fuel pump
• A/f htr relay
• Accel position sensor (under left side of dash)
• At4
• Atl
• Bh (at left "b" pillar)
• C16
• Compt)
• Data link connector 3 (below left side of dash)
• Driver side j/b (behind dash, left of steering column)
• Efii
• Efio
• Eng+
• Eng-
• H12
• H13
• H34
• Hot at all times
• Hot in on
• Ign fuse 7.5a
• J/c (upper left side of dash)
• J/c 1 (left side of engine compt)
• J/c 13 & j/c 14 (behind left end of dash)
• J/c 15
• J/c 18 (behind left side of dash)
• J/c 2 (left side of engine compt)
• J/c 5 & j/c 6 (behind left end of dash)
• J/c13
• J/c14
• J/c3
• J/c4 j/c 3 & j/c 4 (behind left end of dash)
• J/c5
• J/c6
• K14
• K28
• K30
• Neo
• Nssd
• Nssl
• Pnk
• Ptnk
• R/b 6 (in eng room j/b)
• Sil
• Skid control ecu w/ actuator (left rear of eng compt)
• Stop fuse 10a
• Transmission control switch
• Transponder key computer (behind upper center of dash)
• Trc+
• Trc-
• Vapor pressure sensor (under left side of vehicle)
• Vcc
• Wfse

3.3L, Engine Performance Wiring Diagram (3 of 6) for Toyota Sienna LE 2004

List of elements for 3.3L, Engine Performance Wiring Diagram (3 of 6) for Toyota Sienna LE 2004:

• (eng harn, right front of eng)
• (on front of engine) crankshaft position sensor
• (on transaxle) park/neutral position switch
• (rear of engine)
• (rear of left cyl head) left camshaft timing oil control valve
• (rear of right cyl head) right camshaft timing oil control valve
• (right side of dash)
• (upper left side of dash)
• A/c system
• Braided
• Cchg
• Charging system
• Cruise control system
• Driver side j/b (behind dash, left of steering column)
• E03
• Elc
• Engine control module (ecm) (behind right side of dash)
• Gauge 1 fuse 10a
• Ge01
• Hot in on or start
• J/c 13 & j/c 14 (behind left end of dash)
• J/c 19 (upper left side of dash)
• J/c 20
• J/c 20 (upper left side of dash)
• J/c13
• J/c14
• L26
• Lcs
• Lgnd
• Me01
• Ne+
• Ne-
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Pnk
• Power steering oil pressure switch (right front of engine)
• Pr2
• Psw
• Red
• Vsv (canister closed valve) (under center of vehicle)
• Vsv (evap) (top right of engine)
• Vv1+
• Vv2+

3.3L, Engine Performance Wiring Diagram (4 of 6) for Toyota Sienna LE 2004

List of elements for 3.3L, Engine Performance Wiring Diagram (4 of 6) for Toyota Sienna LE 2004:

• (engine harn, right front of engine)
• (engine harn, top of eng)
• (lower center of dash)
• Braided
• C10
• Combination meter
• Computer data lines system
• Counter gear speed sensor (top of transaxle)
• Eb (front of engine)
• Gnd
• Igf
• Ignition coil & igniter 1
• Ignition coil & igniter 2
• Ignition coil & igniter 3
• Ignition coil & igniter 4
• Ignition coil & igniter 5
• Ignition coil & igniter 6
• Igt
• J/c 19 (upper left side of dash)
• J/c 20 (upper left side of dash)
• Micro computer
• Mil
• Noise filter (right front of engine)
• Pnk
• Red
• Speedometer
• Tachometer
• Turbine speed sensor (rear of transaxle)

3.3L, Engine Performance Wiring Diagram (5 of 6) for Toyota Sienna LE 2004

List of elements for 3.3L, Engine Performance Wiring Diagram (5 of 6) for Toyota Sienna LE 2004:

• (eng harn, right front of eng)
• (right side of dash)
• Braided
• Driver side j/b (behind dash, left of steering column)
• E2g
• Eb (front of engine)
• Engine coolant temp sensor (right front top of engine)
• Fuel injector
• H18
• H19
• Heated oxygen sensor (bank 1 sensor 2) (top of engine)
• Heated oxygen sensor (bank 2 sensor 2) (in exhaust)
• Hot in on
• Inj fuse 15a
• J/c 29 (behind right side of dash)
• J/c 3 & j/c 4 (behind left end of dash)
• J/c3
• J/c4
• Mass airflow meter (on left side of engine compt, part of air intake assembly)
• Pnk
• Red
• Tha
• Vsv (acis) (on top of engine)
• Vsv (aicv) (on left rear of engine)
• Vvt solenoid left (left rear of engine)
• Vvt solenoid right (center rear of engine)

3.3L, Engine Performance Wiring Diagram (6 of 6) for Toyota Sienna LE 2004

List of elements for 3.3L, Engine Performance Wiring Diagram (6 of 6) for Toyota Sienna LE 2004:

• (front of engine)
• (rear ec of engine)
• (right side of dash)
• A1a+
• A1a-
• A2a+
• A2a-
• Acis
• Aicv
• Air fuel ratio sensor (bank 1 sensor 1) (on right exhaust manifold)
• Air fuel ratio sensor (bank 2 sensor 1) (on left exhaust manifold)
• Braided
• Ccv
• Dsl
• E01
• E02
• E04
• E05
• E2g
• Ekn2
• Eknk
• Electronically controlled transmission solenoid (on transaxle)
• Engine control module (ecm) (behind right side of dash)
• Fuse box (behind lower right side of dash)
• Ha1a
• Ha2a
• Hot in start
• Ht1b
• Ht2b
• Igf1
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• J/c 30 (behind right side of dash)
• Knk2
• Knkr
• Knock sensor 1 (on top of engine)
• Knock sensor 2 (on top of engine)
• Nc+
• Nc-
• Nsw
• Nt+
• Nt-
• Ox1b
• Ox2b
• P/n
• Park/ neutral position switch (on transaxle)
• Pnk
• Prg
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Sl3+
• Sl3-
• Slt+
• Slt-
• St fuse 7.5a
• Sta
• Starting system
• Tha
• Tho1
• Throttle position sensor/ throttle control motor (on throttle body)
• Thw
• Vta1
• Vta2

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Toyota Sienna LE 2004

List of elements for Back-up Lamps Wiring Diagram for Toyota Sienna LE 2004:

• Back-up
• Driver side j/b (behind dash, left of steering column)
• Gauge 1 fuse 10a
• Hot in on or start
• J11
• J12
• Junction connector 11 & 12 (behind left end of dash)
• Junction connector 18 (behind upper left side of dash)
• Junction connector 19 (behind upper left side of dash)
• Junction connector 39 (in back door)
• Junction connector 41 (in back door)
• L26
• Left rear combination light
• Park/neutral position switch (on transaxle)
• Red
• Right rear combination light

Exterior Lamps Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (at left rear quarterpanel) bm
• (at right "c" pillar) bl
• (behind right side of dash) j/c 28
• (behind upper left side of dash) (w/ dynamic laser cruise control) j/c 18
• Brk relay
• C16
• C21
• Driver side j/b (behind dash, left of steering column)
• Ecu-ig fuse 10a
• Gauge 1 fuse 10a
• High mounted stop light
• Hot at all times
• Hot in on or start
• J/c 15 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 2 (at left side of engine compt)
• J/c 31 & 32 (behind right side of dash)
• J/c 37 (forward of left rear wheelwell)
• J/c 38 (behind left rear quarterpanel)
• J/c 39 (in back door)
• J/c 41 (in back door)
• J31
• J32
• L17
• L23
• L26
• Left license plate
• Left rear combination light
• Light
• R/b 6 (w/ dynamic laser cruise control) (in engine room j/b)
• R19
• R20
• R21
• R22
• Red
• Right license plate
• Right rear combination light
• Skid control ecu with actuator (at left rear of engine compt)
• Stop
• Stop fuse 10a
• Stop light switch (on bracket, above brake pedal)
• Stpo
• Tail
• Turn
• W/ dynamic laser cruise control
• W/o dynamic laser cruise control

Exterior Lamps Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (at right side of engine compartment) ea
• Alt fuse 140a
• Body ecu (behind left side of dash)
• C11
• C13
• C14
• C17
• C28
• Combi- nation switch
• Combination meter
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Ed (at left side of engine compartment)
• Ehw
• Engine room j/b (on left side of engine compt)
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gnd
• H21
• H26
• Haz
• Haz fuse 15a
• Hazard switch
• Head
• Hot at all times
• Ie (at left kick panel)
• If (behind lower center of dash)
• Ig (at right kick panel)
• J/c 18 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 27 (behind right side of dash)
• J/c 3 & 4 (behind left end of dash)
• L16
• L19
• Left parking/ turn signal light
• Left side marker light
• Left turn ind
• Off
• P14
• P18
• Park
• Red
• Right parking/ turn signal light
• Right side marker light
• Right turn ind
• Tail
• Tail fuse 10a
• Tail relay
• Trly
• Turn
• Turn signal flasher (behind left side of dash)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Toyota Sienna LE 2004

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Toyota Sienna LE 2004:

• (in engine room j/b) r/b 3
• (in engine room j/b) r/b 4
• (in engine room j/b) r/b 6
• (on left side of engine compt) engine room j/b
• (w/ hid) left headlight control ecu
• (w/ hid) right headlight control ecu
• (w/o hid) left headlight (low)
• (w/o hid) right headlight (low)
• A/f relay
• Brake fluid level warning switch
• Cooling fan ecu
• Defog relay
• Drl 3 relay
• Drl 4 relay
• Ea (at right side of engine compt)
• Ec (at rear of engine)
• Ed (at left side of engine compt)
• Efi relay
• Engine control module
• Engine hood courtesy switch
• Fan relay
• Front window deicer
• Front wiper motor
• Htr relay
• J/c 1 (at left side of engine compt)
• J/c 27 (behind right side of dash)
• Keyless buzzer
• Left front fog light
• Left headlight beam level control actuator
• Left parking light & turn signal light
• Left side marker light
• Pressure switch
• R/b 3 (in engine room j/b)
• Right front fog light
• Right headlight beam level control actuator
• Right parking light & turn signal light
• Right side marker light
• Room j/b)
• Rr a/c relay
• Short pin
• Skid control ecu w/ actuator
• St relay
• Washer level sensor

Ground Distribution Wiring Diagram (2 of 4) for Toyota Sienna LE 2004

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Toyota Sienna LE 2004:

• (6 speaker) radio & player
• (if equipped) rear seat entertainment ecu
• 10 speaker
• A21
• Air bag sensor assembly
• Air fuel ratio sensor (bank 1 sensor 1) shield
• Air fuel ratio sensor (bank 2 sensor 1) shield
• B14
• B8 (in right sliding door harness, in sliding door)
• Bi (at right "b" pillar)
• Bj (in right sliding door)
• Bk (in right sliding door)
• Bl (at right "c" pillar)
• Blower motor (rear)
• Blower motor controller (rear)
• C13
• Combination meter
• Combination switch
• Crankshaft position sensor shield
• Data link connector
• Distance control ecu
• Driver side j/b (behind dash, left of steering column)
• E1 (in engine harness, at right front of engine)
• Eb (at front of engine)
• Engine control module
• Heated oxygen sensor (bank 1 sensor 2) shield
• Heated oxygen sensor (bank 2 sensor 2) shield
• If (behind lower center 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
• J/c 20 (behind upper left side of dash)
• J/c 23 (behind upper center of dash)
• J/c 28 (behind right side of dash)
• J/c 29 (behind right side of dash)
• J/c 42 (w/ vsc) (forward of right wheelwell)
• Knock sensor 1 shield
• Knock sensor 2 shield
• Laser radar sensor
• Left camshaft timing oil control valve shield
• Navigation ecu
• Nca
• Occupant detection sensor
• P28
• R15
• R26
• R27
• Radio & player
• Radio & player w/ display
• Rear seat audio controller
• Right buckle switch
• Right camshaft timing oil control valve shield
• Right power slide door control motor & clutch
• Right power slide door control switch
• Right power slide door ecu
• Right power slide door lock assembly
• Right rear combination light
• Right seat heater ecu
• Right slide door attachment control
• S10
• S23
• S24
• S25
• Stereo component amplifier
• W/ navigation system
• W/ power slide door
• W/ rear seat entertainment
• W/o navigation system
• W/o power slide door
• W/o rear seat audio
• W/o vsc
• Yaw rate sensor

Ground Distribution Wiring Diagram (3 of 4) for Toyota Sienna LE 2004

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Toyota Sienna LE 2004:

• (if equipped) moon roof control ecu
• A/c control assembly
• A21
• Acc relay
• Accessory meter
• Air bag sensor assembly
• Automatic a/c
• B1 (in roof harness, at center of windshield header)
• B4 (in left front door harness, in left front door)
• Body ecu
• C11
• C12
• Clearance sonar ecu
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Ie (at left kick panel)
• Ig1 relay
• Inner mirror
• J/c 18 (behind upper left side of dash)
• K17
• Key interlock solenoid & unlock warning
• L16
• Left front door lock control switch & power window master switch
• Left front door lock motor & door unlock detection switch
• Left mirror heater & remote control mirror
• Left vanity light
• Manual a/c
• Personal light
• Power quarter window
• Pwr relay
• Rear a/c control switch
• Right vanity light
• Satellite switch
• Shift lock control ecu & transmission control switch
• Switch
• Tail relay
• Tire pressure warning standardization switch
• Trac off switch
• Transponder key computer
• Turn signal flasher
• W/ moon roof
• W/o moon roof

Ground Distribution Wiring Diagram (4 of 4) for Toyota Sienna LE 2004

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Toyota Sienna LE 2004:

• (if equipped) left power slide door ecu
• (if equipped) left power slide door lock assembly
• B5 (in left sliding door harness, in sliding door)
• B7 (in right front door harness, in right front door)
• Back door lock assembly
• Back door opener switch
• Bh (at left "b" pillar)
• Blower motor controller (front)
• Blower resistor
• Blower switch
• Bm (at left rear quarterpanel)
• Cigarette lighter
• Combination meter
• Data link connector
• Dome cut relay
• Door lock control receiver
• Driver's seat heater switch
• Front passenger's seat heater switch
• Fuel lid courtesy switch
• Fuel pump & fuel sender
• Hazard switch & rear window defogger switch
• Headlight beam level control switch
• High mounted stop light
• Ig (at right kick panel)
• Interior light
• Inverter relay
• J/c 16 (behind left end of dash)
• J/c 20 (behind upper left side of dash)
• J/c 38 (behind left rear quarterpanel)
• J/c 41 (in back door)
• J/c 44 (w/ power seat) (under left front seat)
• Left buckle switch
• Left buckle switch & seat position sensor
• Left license plate light
• Left power slide door control switch
• Left power slide door ecu
• Left rear combination light
• Left seat heater ecu
• Left slide door attachment control
• P14
• P25
• P26
• Power back door ecu
• Power outlet (front)
• Power outlet (rear)
• Power seat control switch
• R32
• Rear window defogger
• Remote control mirror switch
• Right front door lock control
• Right front door lock motor & door unlock detection switch
• Right license plate light
• Right mirror heater & remote control mirror
• Right rear combination light
• S20
• S21
• S22
• Security indicator light & main switch
• Steering sensor
• Switch
• Voltage inverter
• W/ automatic a/c
• W/ manual a/c
• W/ power back door
• W/ power slide door
• W/o power back door
• W/o power seat
• W/o power slide door

HEADLIGHTS

Headlamps Leveling Wiring Diagram for Toyota Sienna LE 2004

List of elements for Headlamps Leveling Wiring Diagram for Toyota Sienna LE 2004:

• (behind right
• Actuator rh
• Ea (front side of the right fender apron)
• Engine room j/b (on left side of engine comp)
• H-lp ll fuse 15a
• Headlight beam level control
• Headlight beam level control actuator lh (behind left headlight)
• Headlight beam level control switch
• Headlight)
• Hot w/ headlight relay energized
• Ig (right kick panel)
• J/c 1 (left side of engine compartment)
• J/c 2 (left side of engine compartment)
• J/c 20 (behind upper left side of dash)
• J/c 27 (behind right side of dash)
• J/c 5,6 (behind left end of dash)
• J/c 5/6 (behind left end of dash)
• Red

Headlights Wiring Diagram, with DRL (1 of 2) for Toyota Sienna LE 2004

List of elements for Headlights Wiring Diagram, with DRL (1 of 2) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• (behind left end of dash) j/c 5 & 6
• Acc
• Auto
• Automatic light control sensor (on top left side of dash)
• Becu
• Body ecu
• C10
• C11
• C23
• C24
• Cltb
• Clte
• Clts
• Combination meter
• Combination switch
• Computer data lines system
• Dcty
• Dimmer switch
• Driver side j/b (behind dash, left of steering column)
• Drl
• Ecu-acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compt)
• Ffgo
• Ffog
• Flash
• Foglight switch
• Gauge 2 fuse 7.5a
• Gnd1
• Gnd2
• H25
• Head
• High
• High beam indicator
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Hrly
• Ie (at left kick panel)
• If (behind lower center of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J11
• J12
• K10
• K17
• L16
• Left front door courtesy switch (at left "b" pillar)
• Light control switch off
• Low
• Mpx1
• Mpx2
• Off
• Parking brake switch (on parking brake lever)
• Pkb
• Red
• Tail

Headlights Wiring Diagram, with DRL (2 of 2) for Toyota Sienna LE 2004

List of elements for Headlights Wiring Diagram, with DRL (2 of 2) for Toyota Sienna LE 2004:

• (in engine room j/b) r/b 3
• (in engine room j/b) r/b 4
• (on left side of engine compt) engine room j/b
• C11
• C12
• Driver side j/b (behind dash, left of steering column)
• Drl 2 relay
• Drl 3 relay
• Drl 4 relay
• Drl fuse 20a
• Ea (at right side of engine compt)
• Ed (at left side of engine compt)
• Fog fuse 15a
• Fog relay
• H28
• Head relay
• Hot at all times
• J/c 1 (at left side of engine compt)
• J/c 2 (at left side of engine compt)
• J/c 27 (behind right side of dash)
• Left front fog light
• Left headlight (high)
• Left headlight (low)
• Left headlight control ecu
• Lh h-lp fuse 10a
• Ll h-lp fuse 15a
• Main fuse 30a
• Red
• Rh h-lp fuse 10a
• Right front fog light
• Right headlight (high)
• Right headlight (low)
• Right headlight control ecu
• Rl h-lp fuse 15a
• Short pin
• W/ hid
• W/o hid

Headlights Wiring Diagram, without DRL (1 of 2) for Toyota Sienna LE 2004

List of elements for Headlights Wiring Diagram, without DRL (1 of 2) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• (behind left end of dash) j/c 5 & 6
• Acc
• Auto
• Automatic light control sensor (on top left side of dash)
• Becu
• Body ecu
• C10
• C11
• C24
• Cltb
• Clte
• Clts
• Combination meter
• Combination switch
• Computer data lines system
• Dcty
• Dimmer switch
• Driver side j/b (behind dash, left of steering column)
• Ecu-acc fuse 7.5a
• Ecu-ig fuse 10a
• Ffgo
• Ffog
• Flash
• Foglight switch
• Gauge 2 fuse 7.5a
• Gnd1
• Gnd2
• H25
• Head
• High
• High beam indicator
• Hot in acc or on
• Hot in on or start
• Hrly
• Ie (at left kick panel)
• If (behind lower center of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J11
• J12
• K10
• K17
• L16
• Left front door courtesy switch (at left "b" pillar)
• Light control switch
• Low
• Mpx1
• Mpx2
• Off
• Parking brake switch (on parking brake lever)
• Pkb
• Red
• Tail

Headlights Wiring Diagram, without DRL (2 of 2) for Toyota Sienna LE 2004

List of elements for Headlights Wiring Diagram, without DRL (2 of 2) for Toyota Sienna LE 2004:

• C11
• C12
• Driver side j/b (behind dash, left of steering column)
• Ea (at right side of engine compt)
• Ecu-b fuse 10a
• Ed (at left side of engine compt)
• Engine room j/b (on left side of engine compt)
• Fog fuse 15a
• Fog relay
• H28
• Head relay
• Hot at all times
• J/c 1 (at left side of engine compt)
• J/c 2 (at left side of engine compt)
• J/c 27 (behind right side of dash)
• Left front fog light
• Left headlight (low)
• Left headlight control ecu
• Ll h-lp fuse 15a
• Main fuse 30a
• Red
• Right front fog light
• Right headlight (low)
• Right headlight control ecu
• Rl h-lp fuse 15a
• W/ hid
• W/o hid

HORN

Horn Wiring Diagram for Toyota Sienna LE 2004

List of elements for Horn Wiring Diagram for Toyota Sienna LE 2004:

• C13
• C25
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Engine room j/b (on left side of engine compartment)
• High horn
• Horn fuse 10a
• Horn relay
• Horn switch
• Hot at all times
• Low horn

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (at right kick panel) ig
• (behind left end of dash) j/c 7 & 8
• Abs ind
• Accessory meter
• Anti-lock brakes system
• Brake fluid level warning switch (on brake fluid reservoir)
• Brake ind
• Buzzer
• C24
• C27
• Charge ind
• Combination meter
• Computer data lines system
• Cruise check ind
• Cruise ind
• Dome fuse 10a
• Door ind
• Driver side j/b (behind dash, left of steering column)
• Ea (at right side of engine compt)
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine controls system
• Engine room j/b (on left side of engine compt)
• Exterior lights system
• Fuel
• Fuel ind
• Fuel sender (in fuel tank)
• Gauge 2 fuse 7.5a
• H25
• High beam ind
• Hot at all times
• Hot in on or start
• Hot w/ ig1 relay energized
• Hot w/ tail relay energized
• If (behind lower center of dash)
• Illumination
• Interior lights system
• J/c 1 (at left side of engine compt)
• J/c 16 (behind left end of dash)
• J/c 19 (behind top center of dash)
• J/c 20 (behind upper left side of dash)
• J/c 9 & 10 (behind left end of dash)
• J10
• L12
• L16
• Left turn ind
• Maint reqd ind
• Malfunction ind
• Moon roof control ecu (at center front of roof)
• Norm ind
• Odo/trip
• Oil pressure ind
• Panel fuse 10a
• R10
• Ready ind
• Red
• Right turn ind
• Seat belt ind
• Slip ind
• Spd
• Speedometer
• Srs ind
• Tachometer
• Temperature
• Tire pressure ind
• Trac off ind
• Vsc ind
• Washer level ind
• Wiper/washer system

Instrument Cluster Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (at left "b" pillar) left front door courtesy switch
• (behind left end of dash) j/c 11 & 12
• (behind right side of dash) j/c 33 & 34
• (behind upper left side of dash) j/c 18
• Altb
• Body ecu
• C30
• Clearance sonar ecu (behind center of dash)
• Computer data
• Computer data lines system
• Dcty
• Door 2 fuse 25a
• Driver side j/b (behind dash, left of steering column)
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• Hot at all times
• J/c 19 (behind top center of dash)
• J/c 20 (behind upper left side of dash)
• J/c 24 (behind upper center of dash)
• J/c 5 & 6 (behind left end of dash)
• J11
• J12
• J33
• J34
• K10
• Lcty
• Left slide door courtesy switch
• Lines system
• Mops
• Mpx1
• Mpx2
• N3 navigation ecu (under right front seat)
• Oil pressure switch (on left front of engine block)
• P19
• Parking brake switch (on parking brake lever)
• Pcty
• Pkb
• R12
• Radio & player w/ display
• Rcty
• Right front door courtesy switch (at right "b" pillar)
• Right slide door courtesy switch
• Spd
• Tach

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (at right kick panel) ig
• (behind left end of dash) j/c 11 & 12
• (behind right side of dash) j/c 33 & 34
• (behind upper left side of dash) j/c 20
• Acc
• B7 mpx1 lcty bzr
• Back door lock assembly (in lower left center of back door)
• Bcyl lcyl bcty pcty mpx2
• Becu
• Body ecu
• Buzzer
• C24
• C27
• Combination meter
• Computer data lines system
• Ctyo
• Dcyl
• Dome fuse 10a
• Door indicator
• Door lock control receiver (behind upper center of dash)
• Driver side j/b (behind dash, left of steering column)
• Ea (at right of engine compt)
• Ecu acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compt)
• Gauge2 fuse 7.5a
• Gnd
• Gnd2 gnd1
• H25
• H30
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ie (at left kick panel)
• If (behind lower center of dash)
• Ile
• J/c 1 (at left side of engine compt)
• J/c 13 & 14 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left end of dash)
• J/c 3 & 4 (behind left end of dash)
• J/c 41 (in back door)
• J11
• J12
• J13
• J14
• J33
• J34
• K17
• Keyless buzzer (behind left front corner lamp)
• L13
• L16
• Left front door courtesy light
• Left front door courtesy switch (at left "b" pillar)
• Left slide door courtesy switch
• P16
• P19
• Pcyl
• Power back door ecu (behind left rear quarterpanel)
• Prg
• Rcyl rda prg rcty dcty
• Rda
• Red
• Right front door courtesy light
• Right front door courtesy switch (at right "b" pillar)
• Right slide door courtesy switch
• W/ power back door
• W/o power back door

Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (in roof harness, at center of windshield header) b1
• (in roof harness, in roof above red left sliding door)
• (in roof harness, rear of left "c" pillar)
• B3 (in roof harness, rear of left "c" pillar)
• Dome cut relay (behind left side of dash)
• Door
• I13
• I14
• Ig (at right kick panel)
• Ignition key cylinder light
• Interior light switch
• J/c 11 & 12 (behind left end of dash)
• J/c 16 (behind left end of dash)
• J/c 19 (behind upper left side of dash)
• J/c 31 & 32 (behind right side of dash)
• J/c 37 (forward of left rear wheelwell)
• J11
• J12
• J31
• J32
• Left interior light 1
• Left interior light 2
• Left slide door courtesy light
• Left vanity light
• Luggage compartment light
• Off
• Personal light
• Red
• Right interior light 1
• Right interior light 2
• Right slide door courtesy light
• Right vanity light
• W/ immobilizer system
• W/o immobilizer system

Instrument Illumination Wiring Diagram for Toyota Sienna LE 2004

List of elements for Instrument Illumination Wiring Diagram for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (behind lower center of dash) if
• (behind upper left side of dash) j/c 19
• (w/ navigation) radio & player w/ display
• 10 speaker
• 6 speaker
• A/c control assembly
• A/t shift lever illumination
• Accessory meter
• Automatic a/c
• Back door main switch
• Body ecu
• C11
• C13
• C24
• Comb- nation switch
• Combination meter
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Engine room j/b (on left side of engine compt)
• Gauge2 fuse 7.5a
• H25
• Hazard switch rear window defogger switch
• Head
• Headlight beam level control switch
• Heater switch (driver's seat)
• Heater switch (front passenger's seat)
• Hot at all times
• Hot in on or start
• Ie (at left kick panel)
• If (behind lower center of dash)
• Ig (at left kick panel)
• Ill+
• Ill-
• Illumination
• Interior light switch
• J/c 13 & 14 (behind left end of dash)
• J/c 16 (behind left end of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left end of dash)
• J/c 23 (behind upper center of dash)
• J/c 35 & 36 (behind right side of dash)
• J13
• J14
• J35
• J36
• L12
• L16
• Left power slide door control switch
• Main switch
• Manual a/c
• Off
• Panel fuse 10a
• Power
• Power quarter window switch
• Power slide door main switch
• R13
• R15
• Radio & player
• Radio & player (w/o navigation)
• Rear a/c control switch
• Right power slide door control switch
• Satellite switch
• Seat
• Tail
• Tail relay
• Trac off switch (w/ vsc)
• Trly
• W/ navigation
• W/ rear seat audio
• W/o navigation
• W/o rear seat audio

NAVIGATION

Parking Assistant Wiring Diagram for Toyota Sienna LE 2004

List of elements for Parking Assistant Wiring Diagram for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (automatic a/c)
• (behind upper left side of dash)
• (behind upper left side of dash) j/c 18
• (manual a/c)
• 6 sensor
• A/c control assembly
• A10
• A11
• Automatic a/c
• Bbz
• Buzzer
• C24
• Cbz
• Clearance sonar buzzer (6 sensor) (behind left center of dash)
• Clearance sonar ecu (behind center of dash)
• Combination meter
• Driver side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compt)
• Gauge 1 fuse 10a
• Gauge 2 fuse 7.5a
• H25
• Hot at all times
• Hot in on or start
• Hot w/ ig1 relay energized
• If (behind lower center of dash)
• J/c 11 & 12 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 5 & 6 (behind left end of dash)
• J/c 7 & 8 (behind left end of dash)
• J11
• J12
• L23
• L26
• Manual a/c
• Park/neutral position switch (on transaxle)
• Pnk
• Red
• Skid control ecu w/ actuator (at left rear of engine compt)
• Sp1
• Spd
• Speedometer
• Ultrasonic sensor (left front) (6 sensor) (behind left end of front bumper)
• Ultrasonic sensor (left rear center) (behind left center of rear bumper)
• Ultrasonic sensor (left rear) (behind left end 0f rear bumper)
• Ultrasonic sensor (right front) (6 sensor) (behind right end of front bumper)
• Ultrasonic sensor (right rear center) (behind right center of rear bumper)
• Ultrasonic sensor (right rear) (behind right end 0f rear bumper)
• W/ vsc
• W/o vsc

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Toyota Sienna LE 2004

List of elements for Power Distribution Wiring Diagram (1 of 3) for Toyota Sienna LE 2004:

• (behind dash, left of steering column) driver side j/b
• (behind upper left side of dash) j/c 18
• (on left side of engine compt, inside engine room j/b) fusible link block
• Abs 1 fuse 50a
• Abs 2 fuse 30a
• Acc
• Acc relay
• Air conditioning & defogger systems
• Air conditioning system
• Air conditioning, defogger & cooling fans systems
• Air conditioning, mirrors & shift interlock systems
• Alt fuse 140a
• Am1 fuse 7.5a
• Anti-lock brakes
• Anti-lock brakes system
• Automatic a/c
• Battery
• Bh (at left "b" pillar)
• Body ecu
• Cig fuse 15a
• Cigarette lighter
• Cooling fans & air conditioning systems
• Cruise control system
• Def fuse 40a
• Defogger system
• Ecu acc fuse 7.5a
• Ecu-ig fuse 10a
• Exterior lights systems
• F10
• F11
• F12
• F13
• F14
• Fan fuse 50a
• From ig1 relay (diagram 1 of 3)
• From ignition switch (diagram 2 of 3)
• Front power outlet
• Garage door opener, interior lights & instrument cluster systems
• Gauge1 fuse 10a
• H29
• Htr fuse 10a
• Htr fuse 50a
• Ie (at left kick panel)
• Ig (at right kick panel)
• Ig1 relay
• Ign
• Instrument cluster, garage door opener, mirrors & power tops systems
• Interior lights system
• K18 pnk
• L-psd fuse 30a
• L23
• L26 red
• L8 pnk
• Manual a/c
• Navigation & sound systems
• Panel fuse 10a
• Pbd fuse 30a
• Pnk
• Power windows system
• Pwr outlet fuse 15a
• Pwr relay
• R-psd fuse 30a
• R/b 3 (in engine room j/b)
• Rad 2 fuse 7.5a
• Rear power outlet
• Red
• Relay
• Rr a/c fuse 40a
• Rr wip fuse 15a
• Rse fuse 7.5a
• S-htr fuse 15a
• Seats
• Seats system
• Shift interlock system
• St fuse 30a
• Starting/ charging system
• Starting/charging, anti-lock brakes, exterior lights, transmissions, cruise control, trunk, tailgate, fuel doors, navigation & sound systems
• System
• Tail
• Tail fuse 10a
• To acc relay (diagram 1 of 3)
• To driver side j/b (diagram 2 of 3)
• To engine room j/b (diagram 3 of 3)
• To ignition switch (diagram 2 of 3)
• To main switch (diagram 2 of 3)
• Trunk, tailgate, fuel doors system
• Wip fuse 30a
• Wiper/washer system
• Wsh fuse 20a

Power Distribution Wiring Diagram (2 of 3) for Toyota Sienna LE 2004

List of elements for Power Distribution Wiring Diagram (2 of 3) for Toyota Sienna LE 2004:

• (at right kick panel) ig
• (behind left end of dash) junction connector 11 & 12
• (in body harness, in left quarterpanel) b6
• Ac inv fuse 15a
• Ac1
• Ac2
• Acc
• Am1
• Am2
• B6 (in body harness, in left quarterpanel)
• Bh (left kick panel)
• C16
• Computer data lines system
• Cruise control, anti-theft, transmissions &
• Cruise control, transmissions & engine controls systems
• Defogger system
• Driver side j/b (behind dash, left of steering column)
• Engine controls system
• Engine controls systems
• Engine controls, exterior lights, anti-lock brakes, cruise control, shift interlock & transmissions systems
• Fog fuse 15a
• Fog relay
• Fr def fuse 15a
• From driver h
• From driver side j/b (diagram 1 of 3)
• From engine room j/b (diagram 3 of 3)
• From fusible link block (diagram 1 of 3)
• From junction connector j18 (diagram 1 of 3)
• Fuse box (behind lower right side of dash)
• Gauge 2 fuse 7.5a
• H18 red
• H27
• Ig1
• Ig2
• Ign fuse 7.5a
• Ignition switch
• Inj fuse 15a
• Inverter relay (behind upper left side of dash)
• J11
• J12
• Junction connector 3 & 4 (behind left end of dash)
• Junction connector j20 (behind upper left side of dash)
• K12
• K16
• K21
• K33
• Lock
• Main switch
• Obd fuse 7.5a
• Off
• P/seat fuse 30a
• P/w fuse 25a
• P10
• Pnk
• Power outlet 1
• Power outlet 2
• Power tops system
• Power windows system
• R12
• S/roof fuse 25a
• Seats system
• Side j/b (diagram 1 of 3)
• St fuse 7.5a
• St2
• Start
• Starting/ charging system
• Stop fuse 10a
• To driver side j/b (diagram 1 of 3)
• Voltage inverter (above left rear wheelwell)

Power Distribution Wiring Diagram (3 of 3) for Toyota Sienna LE 2004

List of elements for Power Distribution Wiring Diagram (3 of 3) for Toyota Sienna LE 2004:

• A/f fuse 25a
• Alt-s fuse 7.5a
• Am2 fuse 30a
• Body computer, anti-theft & door locks systems
• Dome fuse 10a
• Door 2 fuse 25a
• Drl fuse 20a
• Ecu-b fuse 10a
• Efi 1 fuse 20a
• Efi relay
• Engine controls & cruise control systems
• Engine controls system
• Engine room j/b (on left side of engine compt)
• Etcs fuse 10a
• Exterior lights system
• From engine room j/b (diagram 3 of 3)
• From fusible link block (diagram 1 of 3)
• Haz fuse 15a
• Head relay
• Headlights system
• Horn fuse 10a
• Horn relay
• Instrument cluster & trunk, tailgate, fuel doors systems
• Main fuse 30a
• Navigation & sound systems
• Pin
• Rad 1 fuse 20a
• Rad 3 fuse 30a
• Red
• Short
• Sound & navigation systems
• Starting/ charging system
• To engine room j/b (diagram 3 of 3)
• To ignition switch (diagram 2 of 3)

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Toyota Sienna LE 2004

List of elements for Electrochromic Mirror Wiring Diagram for Toyota Sienna LE 2004:

• Driver side j/b (behind dash, left of steering column)
• Ecu-ig fuse 10a
• Hot in on or start
• Ie (at left kick panel)
• Ig ig
• Inner mirror
• K23
• K24
• L16
• Left remote control mirror

Power Mirrors Wiring Diagram for Toyota Sienna LE 2004

List of elements for Power Mirrors Wiring Diagram for Toyota Sienna LE 2004:

• Defogger system
• Down
• Driver side j/b (behind dash, left of steering column)
• Ecu acc fuse 7.5a
• Electrochromic circuit
• Hot in acc or on
• Ig (at right kick panel)
• Junction connector (behind upper left side of dash)
• Junction connector 18 (behind upper left side of dash)
• Junction connector 20 (behind upper left side of dash)
• Left
• Left remote control mirror (at left front door mirror)
• Operation switch
• Pnk
• Remote control mirror switch
• Right
• Right remote control mirror (at right front door mirror)
• Select switch

POWER SEATS

Heated Seats Wiring Diagram for Toyota Sienna LE 2004

List of elements for Heated Seats Wiring Diagram for Toyota Sienna LE 2004:

• Bh (at left "b" pillar)
• Bi (at right "b" pillar)
• Driver side j/b (behind dash, left side of steering column)
• Driver's seat heater switch
• Ecu-ig fuse 10a
• Front passenger's seat heater switch
• Hot in on or start
• Ig (at right kick panel)
• Interior lights system
• J11
• J12
• J33
• J34
• Junction connector 11 & 12 (behind left end of dash)
• Junction connector 18 (behind upper left side of dash)
• Junction connector 20 (behind upper left side of dash)
• Junction connector 33 & 34 (behind right side of dash)
• Junction connector 44 (under left front seat)
• K35
• K36
• L23
• Left seat heater ecu (under left front seat)
• Red
• Right seat heater ecu (under right front seat)
• S-htr fuse 15a

Power Seat Wiring Diagram for Toyota Sienna LE 2004

List of elements for Power Seat Wiring Diagram for Toyota Sienna LE 2004:

• Bm (at left rear quarterpanel)
• Down
• Driver side j/b (behind dash, left of steering column)
• Front
• Front vertical
• Hot at all times
• J/c 44 (under left front seat)
• Lifter
• P/seat fuse 30a
• P10
• Power seat control switch
• Power seat motor (reclining control) (under left front seat)
• Power seat motor (under left front seat)
• Rear
• Reclining
• Red
• Slide

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Toyota Sienna LE 2004

List of elements for Power Top/Sunroof Wiring Diagram for Toyota Sienna LE 2004:

• (in roof harness, at center of windshield header)
• (w/ vsc) (w/o vsc)
• Acc
• Accessory meter
• Becu
• Body ecu
• C10
• C24
• Close/up
• Combination meter
• Dcty
• Driver side j/b (behind dash, left of steering column)
• Ecu b fuse 10a
• Ecu-acc fuse 7.5a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compt)
• Gauge 2 fuse 7.5a
• Gnd1
• Gnd2
• H25
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ie (at left kick panel)
• If (behind lower center of dash)
• J/c 11 & 12 (behind left end of dash) j12
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 33 & 34 (behind j34 right side of dash)
• J/c 7 & 8 (behind left end of dash)
• J11
• J33
• K17
• L16
• Left front door courtesy switch (at left b" pillar)
• Moon roof control ecu (at center front of roof)
• Open/down
• Pcty
• Pws
• R10
• R12
• Right front door courtesy switch (at right "b" pillar)
• S/roof fuse 25a
• Satellite switch
• Skid control ecu with actuator (at left rear of engine compt)
• Sp1
• Spd
• Speedometer

POWER WINDOWS

Power Windows Wiring Diagram, with Jam Protection for Toyota Sienna LE 2004

List of elements for Power Windows Wiring Diagram, with Jam Protection for Toyota Sienna LE 2004:

• Acc
• Becu
• Body ecu
• C24
• Dcty
• Down
• Driver side j/b (behind dash, left of steering column)
• Ecu acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compt)
• Gnd1
• Gnd2
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Ie (at left kick panel)
• J/c 11 & 12 (behind left end of dash)
• J/c 13 & 14 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 25 & 26 (behind upper right side of dash) j26
• J/c 33 & 34 (behind right side of dash)
• J11
• J12
• J13
• J14
• J25
• J33
• J34
• J35 j/c 35 & 36 (behind right side of dash) j36
• K17
• K20
• K21
• L16
• L23
• Left front door courtesy switch (at left "b" pillar)
• Left front power window motor (at center of left front door)
• Left rear power window control switch
• Left rear power window motor (at center of left sliding door)
• P/w fuse 25a
• Pcty
• Pls
• Pls1
• Pls2
• Pnk
• Power relay
• Power window master switch
• Pwr fuse 30a
• Pws
• Red
• Red red
• Right front door courtesy switch (at right "b" pillar)
• Right front power window control switch
• Right front power window motor (at center of left front door)
• Right rear power window control switch
• Right rear power window motor (at center of right sliding door)
• Rld
• Rlu
• Rrd
• Rru
• Sgnd
• Ssrb

Power Windows Wiring Diagram, without Jam Protection for Toyota Sienna LE 2004

List of elements for Power Windows Wiring Diagram, without Jam Protection for Toyota Sienna LE 2004:

• Acc
• Becu
• Body ecu
• C24
• Dcty
• Down
• Driver side j/b (behind dash, left of steering column)
• Ecu acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compt)
• Gnd1
• Gnd2
• Hot at all times
• Hot in on or acc
• Hot in on or start
• Ie (at left
• Ie (at left kick panel)
• J/c 11 & 12 (behind left end of dash)
• J/c 13 & 14 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 25 & 26 (behind upper right side of dash) j26
• J/c 33 & 34 (behind right side of dash)
• J11
• J12
• J13
• J14
• J25
• J33
• J34
• J35 j/c 35 & 36 (behind right side of dash) j36
• K17
• K20
• Kick panel)
• L16
• Left front door courtesy switch (at left "b" pillar)
• Left front power window motor (at center of left front door)
• Left rear power window control switch
• Left rear power window motor (at center of left sliding door)
• Pcty
• Pnk
• Power relay
• Power window master switch
• Pwr fuse 30a
• Pws
• Red
• Red red
• Right front door courtesy switch (at right "b" pillar)
• Right front power window control switch
• Right front power window motor (at center of right front door)
• Right rear power window control switch
• Right rear power window motor (at center of right sliding door)
• Rld
• Rlu
• Rrd
• Rru

Rear Quarter Windows Wiring Diagram for Toyota Sienna LE 2004

List of elements for Rear Quarter Windows Wiring Diagram for Toyota Sienna LE 2004:

• (behind upper right side of dash) j/c 25 & 26
• Cls
• Driver side j/b (behind dash, left of steering column)
• Hot w/ pwr relay energized
• Ie (at left kick panel)
• Interior lights system
• J/c 11 & 12 (behind left end of dash)
• J/c 35 & 36 (behind right side of dash)
• J11
• J12
• J25
• J26
• J35
• J36
• Left power vent window motor (behind left rear quarterpanel)
• Open
• P/vent fuse 15a
• Power quarter window switch
• Right power vent window motor (behind right rear quarterpanel)

RADIO

10-Speaker System Wiring Diagram, with Navigation with Rear Seat Audio (1 of 3) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, with Navigation with Rear Seat Audio (1 of 3) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 7 & 8
• (behind lower center of dash) if
• (behind upper center of dash) j/c 22
• Acc
• Ant
• Ant +b
• Ca+
• Driver side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Engine room j/b (on left side of engine compt)
• Glass antenna amplifier (behind right side of dash)
• Gnd
• Hot at all times
• Ill
• Interior lights system
• J/c 23 (behind upper center of dash)
• J/c 5 & 6 (behind left end of dash)
• K10
• Mute
• Nca
• Parking brake switch (on parking brake lever)
• Pkb
• Pnk
• R10
• R11
• R12
• R13
• R14
• R15
• Rad 1 fuse 20a
• Rad 3 fuse 30a
• Radio & player w/ display
• Red
• Rev
• Rmu
• Rsl+
• Rsl-
• Rsr+
• Rsr-
• Sld1
• Sld2
• Spd
• Sw1
• Sw2
• Sync
• Television camera (at left side of back door)
• Tx+
• Tx-

10-Speaker System Wiring Diagram, with Navigation with Rear Seat Audio (2 of 3) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, with Navigation with Rear Seat Audio (2 of 3) for Toyota Sienna LE 2004:

• (at right "b" pillar) bi
• (behind upper center of dash) j/c 23
• (w/ vsc)
• (w/o vsc)
• Acc
• Aui+
• Aui-
• Auo+
• Auo-
• C24
• Combination meter
• Driver side j/b (behind dash, left of steering column)
• Gauge 1 fuse 7.5a
• Gauge 2 fuse 7.5a
• Gnd
• H25
• Hot at all times
• Hot in acc or on
• Hot in on or start
• If (behind lower center of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 24 (behind upper center of dash)
• J/c 7 & 8 (behind left end of dash)
• L24
• L26
• Left front door speaker
• Left front tweeter
• Navigation ecu (under right front seat)
• Nca
• Park/ neutral position switch (on transaxle)
• Pnk
• R/b 3 (in engine room j/b)
• Rad2 fuse 7.5a
• Red
• Rev
• Rse fuse 7.5a
• Skid control ecu w/ actuator (at left rear of engine compt)
• Sp1
• Spd
• Speedometer
• Sync
• Tx+
• Tx-

10-Speaker System Wiring Diagram, with Navigation with Rear Seat Audio (3 of 3) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, with Navigation with Rear Seat Audio (3 of 3) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• (behind left end of dash) j/c 7 & 8
• Acc
• Au1
• Au2
• B2+
• C13
• Center speaker
• Combination switch
• Ctr+
• Ctr-
• Eau
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Gnd2
• If (below lower center of dash)
• J/c 22 (behind upper center of dash)
• J/c 23 (behind upper center of dash)
• J/c 24 (behind upper center of dash)
• J/c 35 & 36 (behind right side of dash)
• J11
• J12
• J35
• J36
• Left rear speaker
• Left rear tweeter
• Mode
• Mute
• Nca
• Rear seat audio controller
• Red
• Right front door speaker
• Right front tweeter
• Right rear speaker
• Right rear tweeter
• Rl+
• Rl-
• Rr+
• Rr-
• S10
• S11
• Seek+
• Seek-
• Stereo component amplifier (behind right side of dash)
• Sur+
• Sur-
• Tx+
• Tx-
• Vol+
• Vol-
• Wf1+
• Wf1-
• Wf2+
• Wf2-
• Woofer

10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (1 of 4) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (1 of 4) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 7 & 8
• (behind lower center of dash) if
• (behind upper center of dash) j/c 22
• Acc
• Ant
• Ant +b
• Ca+
• Driver side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Engine room j/b (on left side of engine compt)
• Glass antenna amplifier (behind right side of dash)
• Gnd
• Hot at all times
• Ill
• Interior lights system
• J/c 23 (behind upper center of dash)
• J/c 5 & 6 (behind left end of dash)
• K10
• Mute
• Nca
• Nts1
• Parking brake switch (on parking brake lever)
• Pkb
• Pnk
• R10
• R11
• R12
• R13
• R14
• R15
• R16
• Rad 1 fuse 20a
• Rad 3 fuse 30a
• Radio & player w/ display
• Red
• Rev
• Rmu
• Rsl+
• Rsl-
• Rsr+
• Rsr-
• Sg3
• Sgn1
• Sld
• Sld1
• Sld2
• Spd
• Sw1
• Sw2
• Sync
• Television camera (at left side of back door)
• Tx+
• Tx-

10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (2 of 4) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (2 of 4) for Toyota Sienna LE 2004:

• (at right "b" pillar) bi
• (behind upper center of dash) j/c 23
• (w/ vsc)
• (w/o vsc)
• Acc
• Aui+
• Aui-
• Auo+
• Auo-
• C24
• Combination meter
• Driver side j/b (behind dash, left of steering column)
• Gauge 1 fuse 7.5a
• Gauge 2 fuse 7.5a
• Gnd
• H25
• Hot at all times
• Hot in acc or on
• Hot in on or start
• If (behind lower center of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• J/c 20 (behind upper left side of dash)
• J/c 24 (behind upper center of dash)
• J/c 7 & 8 (behind left end of dash)
• L24
• L26
• Left front door speaker
• Left front tweeter
• Navigation ecu (under right front seat)
• Nca
• Park/ neutral position switch (on transaxle)
• Pnk
• R/b 3 (in engine room j/b)
• Rad2 fuse 7.5a
• Red
• Rev
• Rse fuse 7.5a
• Skid control ecu w/ actuator (at left rear of engine compt)
• Sp1
• Spd
• Speedometer
• Sync
• Tx+
• Tx-

10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (3 of 4) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (3 of 4) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• Acc
• Au1
• Au2
• B2+
• C13
• Center speaker
• Combination switch
• Ctr+
• Ctr-
• Eau
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Gnd2
• If (below lower center of dash)
• J/c 22 (behind upper center of dash)
• J/c 23 (behind upper center of dash)
• J/c 24 (behind upper center of dash)
• J/c 35 & 36 (behind right side of dash)
• J/c 7 & 8 (behind left end of dash)
• J11
• J12
• J35
• J36
• Left rear speaker
• Left rear tweeter
• Mode
• Mute
• Nca
• Red
• Right front door speaker
• Right front tweeter
• Right rear speaker
• Right rear tweeter
• Rl+
• Rl-
• Rr+
• Rr-
• S10
• S11
• Seek+
• Seek-
• Stereo component amplifier (behind right side of dash)
• Sur+
• Sur-
• Tx+
• Tx-
• Vol+
• Vol-
• Wf1+
• Wf1-
• Wf2+
• Wf2-
• Woofer

10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (4 of 4) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, with Navigation with Rear Seat Entertainment (4 of 4) for Toyota Sienna LE 2004:

• +b1
• +b2
• Acc
• Acc2
• Al+
• Al-
• Ar+
• Ar-
• Auxl
• Auxr
• Gaux
• Gnd
• Gnd1
• Hp1l
• Hp1r
• Hp2l
• Hp2r
• Hpl+
• Hpl-
• Hpr+
• Hpr-
• If (below lower center of dash)
• J/c 23 (behind upper center of dash)
• Lmut
• Mute
• Nca
• Nts1
• Nts2
• Nts4
• Ntsc
• Pnk
• R-l+
• R-l-
• R-r+
• R-r-
• R26
• R27
• R28
• Rear seat entertainment display
• Rear seat entertainment ecu (behind right rear quarterpanel)
• Red
• Rmut
• Seld
• Sg1
• Sg2
• Sg3
• Sg4
• Sg5
• Sg6
• Sg7
• Sg9
• Sgn1
• Sgn2
• Sgn5
• Sgnd
• Sld
• Sld1
• Syn2
• Sync
• Tx+
• Tx-
• Tx2+
• Tx2-
• Tx3+
• Tx3-
• Vg2
• Video terminal
• Vr2

10-Speaker System Wiring Diagram, without Navigation with Rear Seat Audio (1 of 2) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, without Navigation with Rear Seat Audio (1 of 2) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 7 & 8
• (behind lower center of dash) if
• (behind upper center of dash) j/c 23
• Acc+b
• Ant
• Au1
• Au2
• Bu+b
• C13
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Eau
• Engine room j/b (on left side of engine compt)
• Glass antenna amplifier (behind right side of dash)
• Gnd
• Hot at all times
• Hot in acc or on
• Ill
• Interior lights system
• J/c 23 (behind upper center of dash)
• J/c 7 & 8 (behind left end of dash)
• L24
• Mode
• Mute
• Nca
• Pnk
• R/b 3 (in engine room j/b)
• Rad 1 fuse 20a
• Rad 3 fuse 30a
• Rad2 fuse 7.5a
• Radio & player
• Red
• Rmu
• Rse fuse 7.5a
• Rsl+
• Rsl-
• Rsr+
• Rsr-
• Seek+
• Seek-
• Sld
• Sw1
• Sw2
• Tx+
• Tx-
• Vol+
• Vol-

10-Speaker System Wiring Diagram, without Navigation with Rear Seat Audio (2 of 2) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, without Navigation with Rear Seat Audio (2 of 2) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• Acc
• B2+
• Center speaker
• Ctr+
• Ctr-
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Gnd2
• If (below lower center of dash)
• J/c 22 (behind upper center of dash)
• J/c 23 (behind upper center of dash)
• J/c 24 (behind upper center of dash)
• J/c 35 & 36 (behind right side of dash)
• J11
• J12
• J35
• J36
• Left front door speaker
• Left front tweeter
• Left rear speaker
• Left rear tweeter
• Mute
• Nca
• Pnk
• Rear seat audio controller
• Red
• Right front door speaker
• Right front tweeter
• Right rear speaker
• Right rear tweeter
• Rl+
• Rl-
• Rr+
• Rr-
• S10
• S11
• Stereo component amplifier (behind right side of dash)
• Sur+
• Sur-
• Tx+
• Tx-
• Wf1+
• Wf1-
• Wf2+
• Wf2-
• Woofer

10-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (1 of 3) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (1 of 3) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 7 & 8
• (behind lower center of dash) if
• (behind upper center of dash) j/c 23
• Acc+b
• Ant+b
• Au1
• Au2
• Bu+b
• C13
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Eau
• Engine room j/b (on left side of engine compt)
• Glass antenna amplifier (behind right side of dash)
• Gnd
• Hot at all times
• Hot in acc or on
• Ill
• Interior lights system
• J/c 23 (behind upper center of dash)
• J/c 7 & 8 (behind left end of dash)
• L24
• Mode
• Mute
• Nca
• Pnk
• R/b 3 (in engine room j/b)
• Rad 1 fuse 20a
• Rad 3 fuse 30a
• Rad2 fuse 7.5a
• Radio & player
• Red
• Rmu
• Rse fuse 7.5a
• Rsl+
• Rsl-
• Rsr+
• Rsr-
• Seek+
• Seek-
• Sld
• Sw1
• Sw2
• Tx+
• Tx-
• Vol+
• Vol-

10-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (2 of 3) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (2 of 3) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• Acc
• B2+
• Center speaker
• Ctr+
• Ctr-
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Gnd2
• If (below lower center of dash)
• J/c 22 (behind upper center of dash)
• J/c 23 (behind upper center of dash)
• J/c 24 (behind upper center of dash)
• J/c 35 & 36 (behind right side of dash)
• J11
• J12
• J35
• J36
• Left front door speaker
• Left front tweeter
• Left rear speaker
• Left rear tweeter
• Mute
• Nca
• Pnk
• Red
• Right front door speaker
• Right front tweeter
• Right rear speaker
• Right rear tweeter
• Rl+
• Rl-
• Rr+
• Rr-
• S10
• S11
• Stereo component amplifier (behind right side of dash)
• Sur+
• Sur-
• Tx+
• Tx-
• Wf1+
• Wf1-
• Wf2+
• Wf2-
• Woofer

10-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (3 of 3) for Toyota Sienna LE 2004

List of elements for 10-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (3 of 3) for Toyota Sienna LE 2004:

• +b1
• +b2
• Acc
• Acc2
• Al+
• Al-
• Ar+
• Ar-
• Auxl
• Auxr
• Gaux
• Gnd
• Gnd1
• Hp1l
• Hp1r
• Hp2l
• Hp2r
• Hpl+
• Hpl-
• Hpr+
• Hpr-
• If (below lower center of dash)
• J/c 23 (behind upper center of dash)
• Lmut
• Mute
• Nca
• Nts2
• Nts4
• Ntsc
• Pnk
• R-l+
• R-l-
• R-r+
• R-r-
• R26
• R27
• R28
• Rear seat entertainment display
• Rear seat entertainment ecu (behind right rear quarterpanel)
• Red
• Rmut
• Seld
• Sg1
• Sg2
• Sg4
• Sg5
• Sg6
• Sg7
• Sg8
• Sgn2
• Sgn5
• Sgnd
• Sld
• Sld1
• Syn2
• Sync
• Tx+
• Tx-
• Tx2+
• Tx2-
• Tx3+
• Tx3-
• Vg2
• Video terminal
• Vr2

6-Speaker System Wiring Diagram, without Navigation with Rear Seat Audio for Toyota Sienna LE 2004

List of elements for 6-Speaker System Wiring Diagram, without Navigation with Rear Seat Audio for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• (behind left end of dash) j/c 7 & 8
• (behind upper center of dash) j/c 23
• Acc+b
• Au1
• Au2
• Bu+b
• C13
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Eau
• Engine room j/b (on left side of engine compt)
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Hot at all times
• Hot in acc or on
• If (below lower center of dash)
• Ill
• Interior lights system
• J/c 23 (behind upper center of dash)
• J/c 35 & 36 (behind right side of dash)
• J/c 7 & 8 (behind left end of dash)
• J11
• J12
• J35
• J36
• L24
• Left front door speaker
• Left front tweeter
• Left rear speaker
• Mode
• Mute
• Nca
• Pnk
• R/b 3 (in engine room j/b)
• Rad 1 fuse 20a
• Rad 2 fuse 7.5a
• Radio & player
• Rear seat audio controller
• Red
• Right front door speaker
• Right front tweeter
• Right rear speaker
• Rl+
• Rl-
• Rmu
• Rr+
• Rr-
• Rse fuse 7.5a
• Rsl+
• Rsl-
• Rsr+
• Rsr-
• Seek+
• Seek-
• Sld
• Sw1
• Sw2
• Tx+
• Tx-
• Vol+
• Vol-

6-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (1 of 2) for Toyota Sienna LE 2004

List of elements for 6-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (1 of 2) for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• (behind left end of dash) j/c 7 & 8
• (behind lower center of dash) if
• (behind upper center of dash) j/c 23
• Acc+b
• Au1
• Au2
• Bu+b
• C13
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Eau
• Engine room j/b (on left side of engine compt)
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Hot at all times
• Hot in acc or on
• Ill
• Interior lights system
• J/c 23 (behind upper center of dash)
• J/c 35 & 36 (behind right side of dash)
• J/c 7 & 8 (behind left end of dash)
• J11
• J12
• J35
• J36
• L24
• Left front door speaker
• Left front tweeter
• Left rear speaker
• Mode
• Mute
• Nca
• Pnk
• R/b 3 (in engine room j/b)
• Rad 1 fuse 20a
• Rad 2 fuse 7.5a
• Radio & player
• Red
• Right front door speaker
• Right front tweeter
• Right rear speaker
• Rl+
• Rl-
• Rmu
• Rr+
• Rr-
• Rse fuse 7.5a
• Rsl+
• Rsl-
• Rsr+
• Rsr-
• Seek+
• Seek-
• Sld
• Sw1
• Sw2
• Tx+
• Tx-
• Vol+
• Vol-

6-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (2 of 2) for Toyota Sienna LE 2004

List of elements for 6-Speaker System Wiring Diagram, without Navigation with Rear Seat Entertainment (2 of 2) for Toyota Sienna LE 2004:

• +b1
• +b2
• Acc
• Acc2
• Al+
• Al-
• Ar+
• Ar-
• Auxl
• Auxr
• Gaux
• Gnd
• Gnd1
• Hp1l
• Hp1r
• Hp2l
• Hp2r
• Hpl+
• Hpl-
• Hpr+
• Hpr-
• If (below lower center of dash)
• J/c 23 (behind upper center of dash)
• Lmut
• Mute
• Nca
• Nts2
• Nts4
• Ntsc
• Pnk
• R-l+
• R-l-
• R-r+
• R-r-
• R26
• R27
• R28
• Rear seat entertainment display
• Rear seat entertainment ecu (behind right rear quarterpanel)
• Red
• Rmut
• Seld
• Sg1
• Sg2
• Sg4
• Sg5
• Sg6
• Sg7
• Sg9
• Sgn2
• Sgn5
• Sgnd
• Sld
• Sld1
• Syn2
• Sync
• Tx+
• Tx-
• Tx2+
• Tx2-
• Tx3+
• Tx3-
• Vg2
• Video terminal
• Vr2

6-Speaker System Wiring Diagram, without Navigation without Rear Seat Audio for Toyota Sienna LE 2004

List of elements for 6-Speaker System Wiring Diagram, without Navigation without Rear Seat Audio for Toyota Sienna LE 2004:

• (behind left end of dash) j/c 11 & 12
• Acc+b
• Au1
• Au2
• Bu+b
• C13
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Eau
• Engine room j/b (on left side of engine compt)
• Fl+
• Fl-
• Fr+
• Fr-
• Gnd
• Hot at all times
• Hot in acc or on
• If (below lower center of dash)
• Ill+
• Ill-
• Interior lights system
• J/c 35 & 36 (behind right side of dash)
• J/c 7 & 8 (behind left end of dash)
• J11
• J12
• J35
• J36
• L24
• Left front door speaker
• Left front tweeter
• Left rear speaker
• Mode
• Pnk
• Rad 1 fuse 20a
• Rad 2 fuse 7.5a
• Radio & player
• Red
• Right front door speaker
• Right front tweeter
• Right rear speaker
• Rl+
• Rl-
• Rr+
• Rr-
• Seek+
• Seek-
• Sw1
• Sw2
• Vol+
• Vol-

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Toyota Sienna LE 2004

List of elements for Shift Interlock Wiring Diagram for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (behind left end of dash) j/c 3 & 4
• Acc
• C16
• Driver side j/b (behind dash, left of steering column)
• Ecu acc fuse 7.5a
• Ecu-ig fuse 10a
• Hot at all times
• Hot in acc or on
• Hot in on or start
• J/c 15 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 2 (at left side of engine compt)
• Key interlock solenoid (on upper steering column)
• Kls+
• L23
• Pnk
• Shift lock control ecu (at base of shifter assembly)
• Sls+
• Sls-
• Stop fuse 10a
• Stop light switch (on bracket, above brake pedal)
• Stp
• W/ dynamic laser cruise control
• W/o dynamic laser cruise control

STARTING/CHARGING

Charging Wiring Diagram for Toyota Sienna LE 2004

List of elements for Charging Wiring Diagram for Toyota Sienna LE 2004:

• A/c control assembly
• Air bag sensor assembly (below center of dash)
• Alt fuse 140a
• Alt-s fuse 7.5a
• Battery
• Body ecu
• C24
• Charge ind
• Combination meter
• Driver side j/b (behind dash, left of steering column)
• Ecu-b fuse 10a
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• F11
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gauge 1 fuse 10a
• Gauge 2 fuse 7.5a
• Generator
• H25
• H32
• Hot at all times
• Hot in on or start
• If (behind lower center of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19 (behind upper left side of dash)
• L26
• Mpx +
• Mpx -
• Mpx 1
• Mpx 2
• Nca
• Power distribution system
• Red

Starting Wiring Diagram for Toyota Sienna LE 2004

List of elements for Starting Wiring Diagram for Toyota Sienna LE 2004:

• Acc
• Am2
• Am2 fuse 30a
• Battery
• Ed (at left side of engine compt)
• Engine control module (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• F13
• Fuse box (behind lower right side of dash)
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Ignition switch
• J/c 3 & 4 (behind left end of dash)
• J/c 30 (behind right side of dash)
• Lock
• Nca
• Nsw
• Off
• Park/neutral position switch (on transaxle)
• R/b 3 (in engine room j/b)
• St2
• Sta
• Start
• Starter
• Starter fuse 30a
• Starter fuse 7.5a
• Starter relay

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• +sl
• +sr
• -sl
• -sr
• A20
• A21
• A22
• Air bag sensor assembly (below center of dash)
• Cl2+
• Cl2-
• Computer data lines system
• Cr2+
• Cr2-
• Csl+
• Csl-
• Csr+
• Csr-
• D2+
• D2-
• Escl
• Escr
• Esl
• Esr
• Icl+
• Icl-
• Icr+
• Icr-
• Ig2
• Lbe+
• Left front airbag sensor
• Left front curtain shield airbag squib
• Left front side airbag sensor
• Left pretensioner
• Left rear curtain shield airbag squib
• Left rear side airbag sensor
• Left side airbag squib
• Lsp+
• Lsp-
• Mpx1
• Mpx2
• Ods
• P2+
• P2-
• Pl+
• Pl-
• Pnk
• Pr+
• Pr-
• Rbe+
• Red
• Right front airbag sensor
• Right front curtain shield airbag squib
• Right front side airbag sensor
• Right pretensioner
• Right rear curtain shield airbag squib
• Right rear side airbag sensor
• Right side airbag squib
• Sfl+
• Sfl-
• Sfr+
• Sfr-
• Sil
• Ssl+
• Ssl-
• Ssr+
• Ssr-
• Vucl
• Vucr
• Vupl
• Vupr

Supplemental Restraints Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (front
• (steering wheel pad)
• Bh (behind lower center of dash)
• Bh (left "b" pillar)
• Bi (right "b" pillar)
• Buckle switch
• C10
• C24
• Combination meter
• Computer
• Data link connector 3 (below left side of dash)
• Driver side j/b (behind dash, left of steering column)
• E10
• Ecu-b fuse 7.5a
• Engine room j/b (left side of engine compt)
• Gauge2 fuse 7.5a
• H25
• Hot at all times
• Hot in on or start
• Ie (at left kick panel)
• If (behind lower center of dash)
• Ign fuse 7.5a
• J/c 19 (behind upper left side of dash)
• J/c 44 (under left front seat)
• K28
• L16
• Left airbag squib
• Left buckle switch/seat position airbag sensor
• Occupant detection sensor (under right front seat)
• Passenger airbag assembly)
• Right airbag squib
• Right buckle switch (in right front buckle assembly)
• Seat position sensor
• Srs indicator
• System
• W/ power seat
• W/o power seat

TRANSMISSION

A/T Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for A/T Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (above brake pedal) stoplight switch
• (behind left end of dash)
• (behind left side of dash)
• (left center of dash)
• +b2
• +bm
• Accel position sensor (under left side of dash)
• At4
• Atl
• Batt
• C16
• Computer data lines system
• Counter gear speed sensor (top of transaxle)
• Data link connector 3 (below left side of dash)
• Driver side j/b (behind dash, left of steering column)
• Ed (left side of engine compt)
• Efi 1 fuse 20a
• Efi 2 fuse 10a
• Efi relay
• Engine compt)
• Engine control module (ecm) (behind right side of dash)
• Engine room j/b (on left side of engine compt)
• Epa
• Epa2
• Etcs fuse 10a
• H12
• H34
• Hot at all times
• J/c 15
• J/c 18
• J/c 2 (left side of
• J/c 21
• J/c 3 & j/c 4
• J/c 3 & j/c 4 (behind left end of dash)
• J/c 5 & j/c 6 (behind left end of dash)
• J/c3
• J/c4
• J/c5
• J/c6
• K14
• K28
• Mpx1
• Mpx2
• Mrel
• Nssd
• Nssl
• Red
• Sil
• Sil tc
• Spd
• Stop fuse 10a
• Stp
• Transmission control switch
• Turbine speed sensor (rear of transaxle)
• Vca2
• Vcp2
• Vpa
• Vpa2
• Wfse

A/T Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for A/T Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (lower center of dash)
• (on transaxle) park/neutral position switch
• (right side of dash)
• Braided
• C10
• Combination meter
• Computer data lines system
• Driver side j/b (behind dash, left of steering column)
• Dsl
• E2g
• Electronically controlled transmission solenoid (on transaxle)
• Engine control module (ecm) (behind right side of dash)
• Gauge 1 fuse 10a
• Ge01
• Hot in on or start
• J/c 19 (upper left side of dash)
• J/c 20 (upper left side of dash)
• L26
• Mass airflow meter (on left side of engine compt, part of air intake assembly)
• Micro computer
• Nc+
• Nc-
• Nt+
• Nt-
• Red
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Sl3+
• Sl3-
• Slt+
• Slt-
• Speedometer
• Tachometer
• Tha
• Tho1
• Throttle position sensor/ throttle control motor (on throttle body)
• Vta1
• Vta2

TRUNK, TAILGATE, FUEL DOOR

Power Liftgate Wiring Diagram for Toyota Sienna LE 2004

List of elements for Power Liftgate Wiring Diagram for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (at left side of engine compt) j/c 1
• (behind upper left side of dash)
• (on upper steering column) unlock warning switch
• Back door lock assembly (at lower left center of back door)
• Back door opener switch (at right rear corner of vehicle)
• Bcty
• Bd+
• Bd-
• Becu
• Bm at left rear quarterpanel)
• Body ecu (behind left side of dash)
• Buzzer
• Bzr
• Bzr+
• Bzr-
• C24
• Cl+
• Cl-
• Computer data lines system
• Ctyo
• Dc+
• Dc-
• Driver side j/b (behind dash, left of steering column)
• Ds2
• Dsg
• Dsi
• Dsv
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Ecub
• Engine room j/b (on left side of engine compt)
• F12
• Ful
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gnd
• Gnd1
• Gnd2
• Haf
• Hatch door
• Haz
• Hot at all times
• Hot in on or start
• Hsw
• J/c 11 & 12 (behind left end of dash) j11
• J/c 13 & 14 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J/c 19
• J/c 20 (behind upper left side of dash)
• J/c 3 & 4 (behind left end of dash)
• J/c 37 (forward of left rear wheelwell)
• J/c 40 (in back door)
• J/c 41 (in back door)
• J12
• J13
• J14
• K17
• Keyless buzzer (behind left front corner lamp)
• Ksw
• L16
• Left power back door touch sensor (at left side of back door)
• Mpx1
• Mpx2
• Mse
• Msw
• Ose
• Osl
• Osr
• P13
• P14
• Pbd fuse 30a
• Pbds
• Pnk
• Pos
• Power back door drive unit (behind left rear quarterpanel)
• Power back door ecu (behind left rear quarterpanel)
• Power back door main switch
• Power back door warning buzzer (at lower right side of dback door)
• Red
• Right power back door touch sensor (at right side of back door)
• Satellite switch
• Turn signal flasher (behind left side of dash)

Power Sliding Door Wiring Diagram (1 of 2) for Toyota Sienna LE 2004

List of elements for Power Sliding Door Wiring Diagram (1 of 2) for Toyota Sienna LE 2004:

• (at left kick panel) ie
• (behind left side of dash) body ecu
• Act+
• Act-
• B5 (in left sliding door harness, in sliding door)
• Becu
• Bm (at left rear quarterpanel)
• Buzzer
• Bzr+
• Bzr-
• C24
• Cl+
• Cl-
• Computer data lines system
• Cpsw
• Csw
• Dc+
• Dc-
• Door control motor
• Door locks system
• Driver side j/b (behind dash, left of steering column)
• Ds1
• Ds2
• Dsg
• Dsv
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Ecub
• Engine room j/b (on left side of engine compt)
• F13
• Flsw
• Fuel lid courtesy switch (at roof, rear of left "c" pillar)
• Ful
• Full
• Fusible link block (on left side of engine compt, inside engine room j/b)
• Gnd
• Gnd1
• Gnd2
• Haf
• Handle switch
• Hot at all times
• Hot in on or start
• Hsw
• Initial pos switch
• J/c 18 (behind upper left side of dash)
• J/c 38 (behind left rear quarterpanel)
• K17
• L-psd fuse 30a
• L16
• Left power slide door control
• Left power slide door control motor & clutch (in left sliding door)
• Left power slide door control switch
• Left power slide door ecu (in left siding door)
• Left power slide door handle switch
• Left power slide door lock assembly
• Left power slide door motor
• Left power slide door touch sensor (in left sliding door)
• Left power slide door warning buzzer (at lower center of left sliding door)
• Left release actuator
• Left slide
• Left slide door
• Left slide door attachment control (at center of left sliding door)
• Left slide door detection switch
• Lswl
• Lswr
• Mpx1
• Mpx2
• Msw
• Osg
• P17
• P25
• P26
• Pawl pos switch
• Pnk
• Pol
• Pos
• Prg
• R-psd fuse 30a
• Ract
• Rda
• Red
• Right slide door
• S20
• S21
• S22
• Satellite switch
• Sd+
• Sd-
• Seco
• Sel
• Sftm
• Snow
• Switch

Power Sliding Door Wiring Diagram (2 of 2) for Toyota Sienna LE 2004

List of elements for Power Sliding Door Wiring Diagram (2 of 2) for Toyota Sienna LE 2004:

• (in right sliding door) right power slide door ecu
• B8 (in right sliding door harness, in sliding door)
• Bi (at right "b" pillar)
• Bk (in right sliding door)
• Bl (at right "c" pillar)
• Buzzer
• Bzr+
• Bzr-
• Cl+
• Cl-
• Computer data lines system
• Cpsw
• Csw
• Dc+
• Dc-
• Ds1
• Ds2
• Dsg
• Dsv
• Ecub
• Ful
• Full
• Gnd
• Haf
• Handle switch
• Hsw
• Initial pos sw
• J/c 13 & 14 (behind left end of dash)
• J/c 19 (behind upper left side of dash)
• J/c 25 & 26 (behind upper right side of dash)
• J/c 33 & 34 (behind right side of dash)
• J/c 35 & 36 (behind right side of dash)
• J/c 37 (forward of left rear wheelwell)
• J/c 42 (forward of right wheelwell)
• J13
• J14
• J25
• J26
• J33
• J34
• J35
• J36
• Mpx1
• Mse
• Msw
• Osg
• P27
• Pawl pos sw
• Pnk
• Pol
• Pos
• Power slide door main switch
• Ract
• Red
• Right power slide door control motor & clutch (in right sliding door)
• Right power slide door control switch
• Right power slide door handle switch
• Right power slide door lock assembly
• Right power slide door motor
• Right power slide door touch sensor (in right sliding door)
• Right power slide door warning buzzer (at lower center of right sliding door)
• Right release actuator
• Right slide door attachment control (at center of right sliding door)
• Right slide door control motor
• Right slide door detection switch
• S23
• S24
• S25
• Sd+
• Sd-
• Seco

Tailgate Release Wiring Diagram for Toyota Sienna LE 2004

List of elements for Tailgate Release Wiring Diagram for Toyota Sienna LE 2004:

• Acc
• Back door lock assembly (at lower left center of back door)
• Back door opener switch (at right rear corner of vehicle)
• Bcty
• Becu
• Body ecu
• C24
• Dbsu
• Driver side j/b (behind dash, left of steering column)
• Ecu acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compt)
• Gnd1
• Gnd2
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ie (at left kick panel)
• J13
• J14
• Junction connector 13 & 14 (behind left end of dash)
• Junction connector 41 (in back door)
• K17
• L16
• Tr+

WARNING SYSTEMS

Warning Systems Wiring Diagram for Toyota Sienna LE 2004

List of elements for Warning Systems Wiring Diagram for Toyota Sienna LE 2004:

• (behind upper left side of dash) j/c 19
• (under left front seat) j/c 44
• A20
• A21
• A22
• Acc
• Air bag sensor assembly (below center of dash)
• B16
• B18
• Becu
• Bh (at left "b" pillar)
• Bi (at right "b" pillar)
• Body ecu (behind left side of dash)
• Buzzer
• C24
• Combination meter
• Computer data lines system
• Dcty
• Door ind
• Driver side j/b (behind dash, left of steering column)
• Ecu acc fuse 7.5a
• Ecu-b fuse 10a
• Ecu-ig fuse 10a
• Engine room j/b (on left side of engine compartment)
• Gauge2 fuse 7.5a
• Gnd1
• Gnd2
• H25
• Hot at all times
• Hot in acc or on
• Hot in on or start
• Ie (at left kick panel)
• If (behind lower center of dash)
• J/c 11 & 12 (behind left end of dash)
• J/c 18 (behind upper left side of dash)
• J11
• J12
• K17
• Ksw
• L16
• Lbe+
• Left buckle switch (in left front seat belt buckle assembly)
• Left front door courtesy switch (at left "b" pillar)
• Mpx1
• Mpx2
• Rbe+
• Right buckle switch (in right front seat belt buckle assembly)
• Seat belt ind
• Unlock warning switch (on upper steering column)
• W/ power seat
• W/ side air bag
• W/o power seat
• W/o side air bag

WIPER/WASHER

Front Wiper/Washer Wiring Diagram for Toyota Sienna LE 2004

List of elements for Front Wiper/Washer Wiring Diagram for Toyota Sienna LE 2004:

• (behind dash, left
• (behind upper left side of dash) junction connector 18
• (on left side of firewall)
• C12
• C19
• Combination meter
• Combination switch
• Driver side j/b
• Ea (at right side of engine compt)
• Ea at right side of engine compt)
• Front washer motor (at right front of engine compt, in washer fluid reservoir)
• Front washer switch
• Front wiper motor
• Front wiper switch
• Gauge2 fuse 7.5a
• H25
• High
• Hot in on or start
• Ie (at left kick panel)
• Int
• Int time
• Junction connector 15 (behind left end of dash)
• Junction connector 27 (behind right side of dash)
• Junction connector 3 & 4 (behind left end of dash)
• Junction connector 7 & 8 (behind left side of dash)
• Low/mist
• Of steering column)
• Off
• Solid state
• W/ dynamic laser cruise control
• W/o dynamic laser cruise control
• Washer level sensor (at right front of engine compt)
• Wip fuse 30a
• Wsh fuse 20a

Rear Wiper/Washer Wiring Diagram for Toyota Sienna LE 2004

List of elements for Rear Wiper/Washer Wiring Diagram for Toyota Sienna LE 2004:

• C12
• C20
• Combination switch
• Driver side j/b (behind dash, left of steering column)
• Hot in on or start
• Ie (at left kick panel)
• Int
• J/c 13 & 14 (behind left end of dash)
• J/c 3 & 4 (behind left end of dash)
• J13
• J14
• Off
• Rear washer motor (on washer fluid reservoir)
• Rear wiper motor
• Rear wiper motor & relay (on center of back door)
• Rear wiper relay
• Rear wiper/ washer switch
• Rr wip fuse 15a
• Washer
• Washer +on
• Wsh fuse 20a