Diagram sections — 29 (87 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS NAVIGATION POWER DISTRIBUTION POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
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: 72 (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: 25 (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: 76 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: 19 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: 81 +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: 27 (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: 62 (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: 74 (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: 59 (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: 74 (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: 81 (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: 43 (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: 38 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: 96 (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: 61 (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: 21 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: 49 (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: 30 (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: 85 (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: 53 (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: 42 (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: 60 (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: 54 (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: 45 (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: 28 (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: 26 (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: 70 (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: 16 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: 46 (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: 50 (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: 43 (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: 75 (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: 42 (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: 68 (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: 18 (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: 60 (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: 37 (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: 55 (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: 27 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: 11 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: 70 (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: 44 (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: 69 (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: 34 (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: 73 (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: 55 (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: 89 (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: 69 (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: 34 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: 10 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: 18 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: 25 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: 17 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: 49 (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: 62 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: 56 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: 19 (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: 48 (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: 45 (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: 58 (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: 53 (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: 45 (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: 57 (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: 68 +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: 47 (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: 50 (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: 47 (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: 49 (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: 65 +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: 65 (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: 64 (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: 65 +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: 50 (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: 25 (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: 33 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: 26 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: 70 +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: 37 (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: 59 (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: 40 (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: 82 (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: 93 (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: 71 (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: 26 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: 53 (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: 34 (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: 21 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
