Automatic a/c circuit, front (1 of 2)
Automatic a/c circuit, front (1 of 2)
Automatic a/c circuit, rear (1 of 2)
Automatic a/c circuit, rear (1 of 2)
Manual a/c circuit, front (1 of 2)
Manual a/c circuit, front (1 of 2)
Forced entry circuit (1 of 2)
Forced entry circuit (1 of 2)
Cruise control circuit (1 of 2)
Cruise control circuit (1 of 2)
Dynamic laser cruise control circuit (1 of 2)
Dynamic laser cruise control circuit (1 of 2)
Wiring diagram engine performance 3.3l (1 of 6)
Wiring diagram engine performance 3.3l (1 of 6)
Ground distribution circuit (1 of 4)
Ground distribution circuit (1 of 4)
Courtesy lamps circuit (1 of 2)
Courtesy lamps circuit (1 of 2)
Power distribution circuit (1 of 3)
Power distribution circuit (1 of 3)

Wiring Diagrams for Toyota Sienna II (2003-2005)

  • Description:
    Engines: 3.3L
  • Systems: 87 Components: 1374
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ACCESSORY METER SATELLITE SWITCH BACK DOOR OPENER SWITCH BLOWER SWITCH BUCKLE SWITCH COMB- NATION SWITCH COMBI- NATION SWITCH COMBINATION SWITCH COMBINATION SWITCH DIST CONTROL SWITCH CRUISE CONTROL SWITCH DETECTION SWITCH DISTANCE CONTROL SWITCH DRIVER'S SEAT HEATER SWITCH ENGINE HOOD COURTESY SWITCH FLASH DIMMER SWITCH FOGLIGHT SWITCH FRONT PASSENGER'S SEAT HEATER SWITCH FRONT WASHER SWITCH FRONT WIPER SWITCH HANDLE SWITCH HAZARD SWITCH HAZARD SWITCH REAR WINDOW DEFOGGER SWITCH HEAD LIGHT CONTROL SWITCH HEADLIGHT BEAM LEVEL CONTROL SWITCH HEADLIGHT BEAM LEVEL CONTROL SWITCH SATELLITE SWITCH HORN SWITCH IGNITION SWITCH INITIAL POS SWITCH INTERIOR LIGHT SWITCH LEFT BUCKLE SWITCH LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR LOCK CONTROL SWITCH LEFT MIRROR HEATER, REMOTE CONTROL SWITCH, POWER WINDOW MASTER SWITCH LEFT POWER SLIDE DOOR CONTROL SWITCH LEFT POWER SLIDE DOOR CONTROL SWITCH RIGHT POWER SLIDE DOOR CONTROL SWITCH LEFT POWER SLIDE DOOR HANDLE SWITCH LEFT REAR POWER WINDOW CONTROL SWITCH LEFT SLIDE DOOR COURTESY SWITCH LEFT SLIDE DOOR DETECTION SWITCH LIGHT CONTROL SWITCH MAIN SWITCH MOTOR, DOOR UNLOCK DETECTION SWITCH ON FOGLIGHT SWITCH OPERATION SWITCH PAWL POS SWITCH POWER BACK DOOR MAIN SWITCH POWER QUARTER WINDOW SWITCH POWER SEAT CONTROL SWITCH POWER SLIDE DOOR MAIN SWITCH POWER WINDOW MASTER SWITCH PRESSURE SWITCH REAR A/C CONTROL SWITCH REAR WINDOW DEFOGGER SWITCH REAR WIPER/ WASHER SWITCH REMOTE CONTROL MIRROR SWITCH RIGHT BUCKLE SWITCH (IN RIGHT FRONT SEAT RIGHT FRONT DOOR LOCK CONTROL SWITCH RIGHT FRONT POWER WINDOW CONTROL SWITCH RIGHT POWER SLIDE DOOR CONTROL SWITCH RIGHT POWER SLIDE DOOR HANDLE SWITCH RIGHT REAR POWER WINDOW CONTROL SWITCH RIGHT SLIDE DOOR COURTESY SWITCH RIGHT SLIDE DOOR DETECTION SWITCH RIGHT SLIDE DOOR DETECTION SWITCH RIGHT SLIDE DOOR CONTROL MOTOR SATELLITE SWITCH SELECT SWITCH RIGHT LEFT TRAC OFF SWITCH TRANSMISSION CONTROL SWITCH

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 TR+ HAZ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 SWD DPD CLKR STK 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 +B ILL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 BU+B ILL+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CSL- 1 2 3 4 5 6 7 8 9 10 11 12 SLD R+ R- L+ L- MUTE 1 2 3 4 5 6 7 8 9 10 FR+ FL+ ACC+B BU+B FR- FL- GND 1 2 3 4 5 6 7 8 9 10 SH BZR 1 2 3 4 5 6 7 8 9 10 VR 1 2 3 4 5 6 7 8 BD+ 1 2 3 4 5 6 7 8 SD+ 1 2 3 4 5 6 RR+ RL+ RR- 1 2 3 4 5 LGND SGND LRDD LRRD IGB 1 2 3 4 5 MUTE AL- AL+ AR- AR+ 1 2 3 4 5 PKB 1 2 3 4 V+ CA+ V- GND 1 2 3 5 GND RDA PRG +B 1 2 3 6 7 8 +B 1 2 3 8 9 15 18 19 20 22 28 26 23 27 29 +B 1 2 3 17 4 7 EOM M- M+ 1 2 32 18 29 HP ACMG TAM 1 2 32 HP ACMG TAM 1 2 W/ POWER SLIDE DOOR W/O POWER SLIDE DOOR 1 10 2 SH HCTY BZR 1 20 ACT+ LSWL 2 1 TSR TSL 2 3 CANL CANH 2 3 DOOR 2 25 21 PBDS BCTY 3 2 1 +B SI GND 3 2 +B SI GND 3 4 W/ POWER SLIDE DOOR W/O POWER SLIDE DOOR 3 25 23 4 27 5 DBSU BCTY PCTY 4 3 2 1 VM +B SI GND 4 5 6 FTIN BLIN FCIN 4 CCS 5 7 17 21 LSWR SFTM SNOW 6 10 12 17 19 24 18 29 +BM 7 6 5 4 3 2 1 IG IG 7 9 1 10 5 4 3 8 1 16 5 3 2 14 13 15 BK RL SK BZ OP FL FR RR 8 1 2 MREL +B 8 9 11 12 BLWC VMC +B IG+ 9 8 RFC 9 10 11 12 13 14 15 16 17 18 19 26 27 32 34 35 SR 10 9 CANH CANL 11 8 D/G TC WFSE TS CANL CANH 11 12 PRG RDA 12 11 14 16 8 7 4 RDA PRG DCTY RCTY 12 17 W/ VSC W/O VSC 15 12 11 16 14 RCYL RDA PRG RCTY DCTY 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 BAT WFSE CANL TC TS 17 3 2 BRAIDED 17 18 29 24 10 19 12 6 SPD 17 18 29 SPD 17 18 33 MHH MCH TPH 17 23 20 18 29 SPD 4 3 18 19 20 SIL WFSE TC 19 20 18 WFSE TC SIL 19 20 21 22 23 24 25 26 PKB LSWL ILE 19 20 31 28 23 FOOT FACE 21 2 KSW HAZ 22 23 26 27 28 29 VPA 24 2 21 1 IND HAZ KSW TR+ 26 27 32 24 BSTR TSTR 26 27 IMO IMI 26 28 25 23 21 BCYL LCYL BCTY PCTY (BEHIND DASH, LEFT OF STEERING (IN RIGHT FRONT DOOR HARNESS, IN RIGHT (IN RIGHT FRONT SEAT HARNESS, UNDER RIGHT +B AUI- AUO- +BM +SR P+ P- SIL D- D+ +SL A/C CONTROL ASSEMBLY A/C CONTROL ASSEMBLY ILL+ A/C SYSTEM A/T SHIFT LEVER ILLUMINATION ABS IND. ACCESSORY METER ACIS NSW STA VC THW THA ACT+ 2 3 AICV PRG AIR CONDITIONING SYSTEM AIR CONDITIONING, DEFOGGER SYSTEMS AIR CONDITIONING, DEFOGGER, COOLING SEATS SYSTEM AIR CONDITIONING, MIRRORS, SHIFT INTERLOCK SYSTEMS ALTB TRLY HRLY ANT B+ ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS AOD AOF AMDH AMDC AMPH AMPC AIF AIR SG-1 SG SG-2 SG-3 SG-4 SG-5 AUTO OFF TAIL AUTOMATIC A/C AUTOMATIC A/C MANUAL A/C AUTOMATIC A/C MANUAL A/C RIGHT VANITY LIGHT BACK-UP BATT MREL IGSW EOM SIL WFSE TC VPA EPA VCPA BD- CTYO BELT BUCKLE ASSEMBLY) BLWH VMH BM FR+ FL- RR+ RL- BODY COMPUTER, ANTI-THEFT, DOOR LOCKS SYSTEMS BRAIDED 1 2 3 4 5 6 7 8 9 10 BRAIDED BRAIDED BRAIDED BRAIDED BRAIDED BRAIDED 2 3 4 5 BRAIDED BRAIDED BRAIDED BRAIDED BRAKE FLUID LEVEL WARNING BRAKE IND CANL CANH CHARGE IND CHARGING SYSTEM CIGARETTE LIGHTER CLS OPEN CLTB CLTS CLTE CLTE CLTS CLTB COLUMN) COMBINATION METER COMBINATION METER TACHOMETER COMPT) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM DSG COMPUTER DATA LINES SYSTEM POWER WINDOWS SYSTEM CONTROL MIRROR COOLING TRUNK, TAILGATE, FANS, FUEL DOORS AIR SYSTEM CONDITIONING SYSTEMS CRUISE CHECK IND CRUISE CONTROL SYSTEM CRUISE IND CTR + D/G MRF MR STPO FR- FL+ RR- RL+ DASH) DASH, LEFT OF STEERING COLUMN) DD RLD IG RLU PU DD RRU DEFOGGER SYSTEM DOOR IND DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS DOOR LOCKS, WARNING SYSTEMS DRIVER SIDE J/B DRIVER SIDE J/B (BEHIND DRIVER SIDE J/B (BEHIND DASH, LEFT DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING DRIVER'S DRIVER'S SIDE J/B (BEHIND DASH, LEFT OF STEERING DSI DSV DSL SLT- SLT+ ECUB DC- DC+ ECUB DC- DC+ SEL ELECTROCHROMIC CIRCUIT DEFOGGER SYSTEM END OF DASH) ENG- TRC- FANS SYSTEMS FL- FR+ FR- FLASH LOW FOOT B/L FOOT FACE MHH MCH FROM JUNCTION FRONT A/C CIRCUIT FRONT DOOR) FRONT POWER OUTLET REAR POWER OUTLET FRONT SEAT) FRONT VERTICAL FRONT WINDOW FRONT WINDOW DEICER FUEL IND FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 6 FUSIBLE LINK BLOCK (ON LEFT SIDE FUSIBLE LINK BLOCK (ON LEFT SIDE OF GND IGB HATCH DOOR HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HI OFF HIGH BEAM IND HIGH MOUNTED STOP LIGHT HORNS SYSTEM HOT AT ALL TIMES HOT IN HOT IN ACC OR ON HOT IN ON HOT IN ON OR HOT IN ON OR ACC HOT IN ON OR START HPL- HPL+ HPR- HPR+ HR BLW HR BLW HRC TR TE HRC FRS REC IE (AT LEFT IG RIGHT KICK PANEL) IGNITION KEY CYLINDER LIGHT ILL- ANT ILL- RL- IMO IMI INIT WFSE CSW BRL R+ INITIAL POS SW INNER MIRROR INSTRUMENT CLUSTER, TRUNK, TAILGATE, FUEL DOORS SYSTEMS INT LT INT TIME INTERIOR LIGHT) J/B 3, 4 (BEHIND LEFT J/C 3, 4 (BEHIND LEFT J/C 3, J/C 4 J/C 7, 8 (BEHIND LEFT J/C 15 J/C 18 (BEHIND UPPER J/C 18 (BEHIND UPPER LEFT SIDE J/C 18 (BEHIND UPPER LEFT SIDE OF J/C 19 (BEHIND UPPER J/C 20 (BEHIND UPPER J/C 27 (BEHIND RIGHT J/C 38 (BEHIND LEFT J/C 39 (IN BACK JC-18 JC-20 JC-21 KEYLESS BUZZER KICK PANEL) KLS+ KSW FFOG HEAD IND L+ L- R+ R- LCTY BZR LEFT FRONT CURTAIN SHIELD AIRBAG SQUIB LEFT FRONT DOOR COURTESY LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT FOG LIGHT LEFT FRONT TWEETER LEFT INTERIOR LIGHT 1 LEFT INTERIOR LIGHT 2 LEFT LICENSE PLATE LIGHT LEFT PARKING LIGHT, TURN SIGNAL LIGHT LEFT PARKING/ TURN SIGNAL LIGHT PARK TURN LEFT POWER SLIDE DOOR LEFT POWER SLIDE DOOR WARNING BUZZER (AT LOWER CENTER OF LEFT LEFT PRETENSIONER LEFT REAR COMBINATION LIGHT LEFT REAR CURTAIN SHIELD AIRBAG SQUIB LEFT REAR TWEETER LEFT REMOTE CONTROL MIRROR LEFT SIDE AIRBAG SQUIB LEFT SIDE MARKER LIGHT LEFT SLIDE DOOR LEFT SLIDE DOOR ATTACHMENT CONTROL LEFT SLIDE DOOR COURTESY LIGHT LEFT TURN IND LEFT VANITY LIGHT LEFT VANITY PERSONAL LIGHT LIGHT LO OFF LOW HIGH LRDD LRRD ELC LCS LSP- LSP+ LSWD ACTD LSWP LSWR LT LT LUGGAGE COMPARTMENT LIGHT M+ M- ELC LCS M- M+ MAIN FUSIBLE LINK MAIN FUSIBLE LINK (12 GA- MAINT REQD IND MALFUNCTION IND MANUAL A/C MANUAL A/C AUTOMATIC A/C MICRO COMPUTER MPX 1 MPX 2 MREL IGSW FC MSE MSW HAF FUL IG ECUB DC- DC+ MUTE R+ L+ MUTE R+ L+ GND ACC+B ILL ANT MUTE R+ L+ GND ACC+B ILL- ANT+B NAVIGATION, SOUND SYSTEMS NC+ NT+ EKNK NC- NT- NE+ NEO SIL WFSE TC PTNK VPA NORM IND NORMAL IND NT+ NT- NC+ NC- ODS CSR- SFR+ SFR- ICR- ICR+ PR+ PR- OF DASH) OF RIGHT SLIDING DOOR) OF STEERING COLUMN) OFF TAIL HEAD OIL PRESSURE IND ON DOOR ON OFF OSG OS OSG OS FLSW CPSW OSL OSE OSR PAWL POS SW PBDS DBSU PCTY PCYL BCTY BCYL LSWP LCYL PD RRD PERSONAL LIGHT PKB WA BZ +BS PL BBZ PL- PL+ ICL+ ICL- SFL- SFL+ ESCL VUCL CSL+ VUPL SSL+ ESL LBE+ SSL- POL POS POWER BACK DOOR WARNING BUZZER POWER DISTRIBUTION SYSTEM POWER OUTLET 1 POWER OUTLET 2 POWER TOPS SYSTEM SEATS SYSTEM POWER WINDOWS SYSTEM PRG RDA DCYL DCTY RCYL RCTY R- L- GND R-L- R-L+ R-R- R-R+ R/B 6 (W/ DYNAMIC LASER RACT CL- CL+ GND RADIO, PLAYER RADIO, PLAYER W/ DISPLAY RBE+ RDA PRG READY IND REAR A/C CIRCUIT REAR QUARTERPANEL) REAR SEAT AUDIO CONTROLLER REAR SEAT ENTERTAINMENT DISPLAY REAR WINDOW DEFOGGER RIGHT FRONT CURTAIN SHIELD AIRBAG SQUIB RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT FOG LIGHT RIGHT FRONT TWEETER RIGHT INTERIOR LIGHT 1 RIGHT INTERIOR LIGHT 2 RIGHT LEFT RIGHT LICENSE PLATE LIGHT RIGHT LICENSE PLATE LIGHT HIGH MOUNTED STOP LIGHT RIGHT PARKING LIGHT, TURN SIGNAL RIGHT PARKING/ TURN SIGNAL LIGHT TURN RIGHT POWER SLIDE DOOR WARNING BUZZER (AT LOWER CENTER RIGHT PRETENSIONER RIGHT REAR COMBINATION RIGHT REAR COMBINATION LIGHT RIGHT REAR CURTAIN SHIELD AIRBAG SQUIB RIGHT REAR TWEETER RIGHT SIDE AIRBAG SQUIB RIGHT SIDE MARKER LIGHT RIGHT SLIDE DOOR RIGHT SLIDE DOOR ATTACHMENT CONTROL RIGHT SLIDE DOOR ATTACHMENT CONTROL (AT CENTER RIGHT SLIDE DOOR COURTESY LIGHT RIGHT TURN IND RIGHT VANITY LIGHT RL CBZ RMUT GND RR- RR+ RL- RL+ TC RSR+ RSR- RSL+ RSL- RMU SEAT BELT IND SG-6 SG-8 SGND SLD R+ R- L+ L- MUTE SGND VC DU SHORT PIN SIDE OF DASH) SIL CANH SG CG SIL TC SL- SLD HPR+ HPR- HPL+ HPL- SLD SGND NTSC SLD RSR+ RSR- RSL+ RSL- RMU SLIDING DOOR SLIP IND SLS+ SOLID STATE SOUND, NAVIGATION SYSTEMS SPO STP CCS SR- SRS IND SSR- RBE+ ESR SSR+ VUPR CSR+ VUCR ESCR STARTING SYSTEM STARTING/ CHARGING SYSTEM STOP TAIL STOP TAIL TURN TAIL STP 3 STX CLK SUPPLEMENTAL RESTRAINTS SYSTEM SUR- TAIL OFF TIRE PRESSURE TIRE PRESSURE IND TIRE PRESSURE WARNING STANDARDIZATION TPH TSET TPM SG-6 TPM TPH TEC RTR TPP TPI TPO TSD ILL- TSP ILL+ IG TR TE TRAC OFF IND TRANSPONDER KEY COMPUTER TRC+ TRC+ ENG+ NEO CANH TRC- ENG- TS CANL WTIR TRUNK, TAILGATE, FUEL DOORS SYSTEM TS D/G PKB FL+ TURN SIGNAL FLASHER TURN TAIL LIGHT TX+ VG TX- TX+ GND UP DOWN VG VR SYNC VIDEO TERMINAL VOLTAGE INVERTER VSC IND W/ AUTOMATIC A/C W/ DYNAMIC LASER CRUISE CONTROL W/ DYNAMIC LASER CRUISE CONTROL W/O DYNAMIC LASER CRUISE CONTROL W/ HID W/ IMMOBILIZER SYSTEM W/ MANUAL A/C W/ MOON- ROOF W/ NAVIGATION W/ NAVIGATION SYSTEM W/ POWER SEAT W/ POWER SLIDE DOOR W/ REAR SEAT AUDIO W/ REAR SEAT ENTERTAINMENT W/O DYNAMIC LASER CRUISE CONTROL W/O HID W/O HID W/ HID W/O IMMOBILIZER SYSTEM W/O MOON- ROOF W/O NAVIGATION W/O NAVIGATION SYSTEM W/O POWER SLIDE DOOR W/O REAR SEAT AUDIO W/O SIDE AIR BAG W/ SIDE AIR BAG W/O VSC WASHER LEVEL IND WASHER OFF ON INT WASHER ON WIPER/WASHER SYSTEM WTIR INIT