Diagram sections — 31 (90 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 MEMORY SYSTEMS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS 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 XLE 2008 List of elements for Automatic A/C Wiring Diagram, Front (1 of 2) for Toyota Sienna XLE 2008: 68 (behind left end of dash) j/c 3 & 4 (behind right side of dash) A/c control assembly Acc 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 Canh Canl Computer data lines system Cooling fan ecu (at center front (at center front of engine compt) of engine compt) Driver side air mix control servo motor (behind left center of dash) Driver side j/b (behind dash, left of steering column) E4 e4 Ecu acc Ecu-b fuse 10a Ed (at left side of engine compt) Engine control Engine room j/b (on left side of engine compt) Fan motor (main) Fan motor (sub) Front air vent mode control servo motor (behind left center of dash) 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 Htr fuse 10a Ie (at left kick panel) J/c 18 (behind upper left side of dash) J/c 19 (behind upper left side of dash) L28 Lock Mgc Module Mpx+ Mpx- Pnk Pre Red Rfc rfc S5-1 S5-5 Sg-1 Sg-4 Sg-5 Sg-6 Sol+ Tam Thw Tpd Tpi Tpo Tpp Tsd Tsl Tsp Tsr Automatic A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna XLE 2008 List of elements for Automatic A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna XLE 2008: 36 (at left side of engine compt) ed A/c ambient temperature sensor (on right front of engine compt) A/c compressor (front of engine) A/c pressure sensor (front of engine) A/c room temperature sensor (at left center of dash) A31 A32 Ea (at right side of engine compt) Engine coolant temperature sensor F12 Fan fuse 50a Fan relay Front a/c evaporator temperature sensor (behind right side of dash) Front blower motor (behind right side of dash) Front blower motor controller Fusible link block (on left side of engine compt, inside engine room j/b) Gnd Hot at all times Htr fuse 50a Ig (at right kick panel) J/c 15 (behind left end of dash) J/c 27 (behind right side of dash) J/c 3 & 4 (behind left end of dash) J15 Mg clt relay Mg+ Pnk R/b 3 (in engine room j/b) S34 S35 Short connector 34 & 35 (right side of dash) Short pin Sol+ Sol- Ssr+ Ssr- Automatic A/C Wiring Diagram, Rear (1 of 2) for Toyota Sienna XLE 2008 List of elements for Automatic A/C Wiring Diagram, Rear (1 of 2) for Toyota Sienna XLE 2008: 74 A/c control assembly A10 Acc Aif Air Amdc Amdh Ampc Amph Aod Aof Blw Blwh C24 C26 Clk Clkr Computer data lines system Dpd Driver side j/b (behind dash, left of steering column) Ecu-b fuse 10a Engine room j/b (on left side of engine compt) Face Foot Front a/c circuit Gnd Hot at all times Hrh 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 35 & 36 (behind right side of dash) J/c 43 (behind right rear quarterpanel) J35 J36 L28 Lock Mch Mgc Mhh Mpx+ Mpx- Pnk Pre Rear a/c control switch Rear a/c evaporator temperature sensor (behind right rear quarterpanel) Red S5-1 S5-5 Sg-1 Sg-4 Sg-5 Sg-6 Sgnd Sol+ Stk Stx Swd Tam Tec Tpd Tph Tpi Tpm Tpo Tpp Tsd Tsp Vmh Automatic A/C Wiring Diagram, Rear (2 of 2) for Toyota Sienna XLE 2008 List of elements for Automatic A/C Wiring Diagram, Rear (2 of 2) for Toyota Sienna XLE 2008: 20 Bl (at right "c" pillar) Ed (at left side of engine compt) F14 Fusible link block (on left side of engine compt, inside engine room j/b) Hot at all times 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 (behind left rear quarterpanel) Red Rr a/c fuse 40a Rr a/c relay Water valve servo motor (behind right rear quarterpanel) Manual A/C Wiring Diagram, Front (1 of 2) for Toyota Sienna XLE 2008 List of elements for Manual A/C Wiring Diagram, Front (1 of 2) for Toyota Sienna XLE 2008: 72 (behind left end of dash) j/c 3 & 4 A/c control assembly A/cb A10 Acc Air inlet control servo motor (behind upper right side of dash) Aod Aof Blin Blwc Bset C26 Canh Canl Computer data lines system Cooling fan ecu (at center front of engine compt) Driver's side j/b (behind dash, left of steering column) Ecu acc Engine control module (behind right side of dash) Engine coolant temperature sensor Engine room j/b (on left side of engine compt) Face Fan motor (main) Fan motor (sub) Foot Front a/c evaporator temperature sensor (behind right side of dash) Front air vent mode control servo motor (behind left center of dash) Front passenger side air mix control servo motor (behind right center of dash) Frs Ftin Fuse 7.5a Gnd Hot in acc or on Hot in on or start Hrc Htr fuse 10a Ie (at left kick panel) Ig+ Ill+ Ill- Interior lights system J/c 18 (behind upper left side of dash) L28 Lock Mch Mgc Mhh Mpx+ Mpx- Pnk Pre Rear a/c circuit Rec Rfc S34 S35 S5-1 S5-5 Sg-1 Sg-4 Sg-6 Short connector 34 & 35 (right side of dash) Sol+ Tam Tcol Thot Thw Tph Tpm Tpo Tset Vmc Manual A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna XLE 2008 List of elements for Manual A/C Wiring Diagram, Front (2 of 2) for Toyota Sienna XLE 2008: 42 (at right kick panel) ig A/c ambient temperature sensor (on right front of engine compt) A/c compressor (front of engine) A/c fuse 7.5a A/c pressure sensor (front of engine) A31 A32 Blower resistor (behind right side of dash, on blower housing) Blower switch C24 Clutch magnetic 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) F12 Fan fuse 50a Fan relay Flow control valve 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, inside engine room j/b) Hot at all times Htr fuse 50a Htr relay J/c 15 (behind left end 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) J/c 7 & 8 (behind left end of dash) J15 Lock sensor Mg clt relay Mg+ Off Pnk R/b 3 (in engine room j/b) Sol+ Sol- Ssr+ Ssr- Manual A/C Wiring Diagram, Rear for Toyota Sienna XLE 2008 List of elements for Manual A/C Wiring Diagram, Rear for Toyota Sienna XLE 2008: 53 (behind right rear quarterpanel) rear blower motor controller (in engine room j/b) A/c control assembly A10 B/l B13 Bl (at right "c" pillar) Blin Blwc Bset C24 C26 Driver 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, inside engine room j/b) Gnd 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 Rear air vent mode control servo motor (behind right rear quarterpanel) Rear blower motor (behind right rear quarterpanel) Red Rr a/c fuse 40a Rr a/c relay Tph Tpm Tset 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 XLE 2008 List of elements for Anti-lock Brakes Wiring Diagram, with VSC (1 of 2) for Toyota Sienna XLE 2008: 66 (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 C16 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 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 Ind 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 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- Skid control ecu w/ actuator (at left rear of engine compartment) Slip ind Speedometer Stop fuse 10a Stop light switch (w/ dynamic laser cruise control) (on bracket, above brake pedal) Stp1 Stp2 Stpo Tire pressure Trac off ind Vsc ind W/ dynamic laser cruise control W/o dynamic laser cruise control Wfse Anti-lock Brakes Wiring Diagram, with VSC (2 of 2) for Toyota Sienna XLE 2008 List of elements for Anti-lock Brakes Wiring Diagram, with VSC (2 of 2) for Toyota Sienna XLE 2008: 47 (behind left end of dash) j/c 5 & 6 (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 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 Engine control module (behind right side of dash) 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 31 & 32 (behind right side of dash) J/c 42 (forward of right wheelwell) a J/c 49 J/c 5 & 6 (behind left end of dash) J31 J32 J7 j/c 7 & 8 (behind left j8 end of dash) K10 K28 Manual a/c Parking brake switch (on parking brake lever) R/b 5 (in engine room j/b) Sil Steering sensor (inside steering column) Traction control switch Vsc fail relay Vsc mtr relay Vsc warning buzzer (behind left side of dash) Wsfe Yaw rate sensor (under right front seat) Anti-lock Brakes Wiring Diagram, without VSC for Toyota Sienna XLE 2008 List of elements for Anti-lock Brakes Wiring Diagram, without VSC for Toyota Sienna XLE 2008: 70 (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 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 (on left side of engine compt) 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 If (behind lower center of dash) Ig1 J/c 1 (at left side of engine compt) J/c 15 (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 side of dash) J/c 47 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) Parking brake switch (on parking brake lever) 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- Sil Skid control ecu w/ actuator (at left rear of engine compt) Speedometer Stop fuse 10a Stop light switch (on bracket, above brake pedal) Stp Tire pressure ind
ANTI-THEFT Forced Entry Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Forced Entry Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 77 (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 Dcty Door 2 fuse 25a 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 (center 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) 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 XLE 2008 List of elements for Forced Entry Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 52 (at center of left sliding door) (at center of right sliding door) (at left "b" pillar) bh (at right "c" pillar) bl (behind upper (w/o power back door) (at lower left center of back door) Back door lock assembly Bm (at left rear quarterpanel) Buzzer Combination meter Ctyo Door ind Drive ic If (behind lower center of dash) 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 37 (forward of left rear wheelwell) J/c 41 (in back door) J/c 42 (forward of right wheelwell) J/c 9 & 10 (behind left end of dash) J10 J13 J14 J25 J26 J33 J33 j/c 33 & 34 (behind right side j34 of dash) J34 J35 J36 Left front door key lock & unlock switch, door lock motor, & door unlock detection switch (in rear of left front door) Left side of dash) Left slide door attachment control Left slide door control motor Left slide door detection switch Micro computer Power back door ecu (w/ power back door) (behind left rear quarterpanel) Red Right front door courtesy switch (at right "b" pillar) Right front door key lock & unlock switch, door lock motor, & door unlock detection switch (in rear of right front door) Right slide door attachment control Right slide door control motor Right slide door courtesy switch Right slide door detection switch Security ind W/ power slide door W/o power slide door Immobilizer Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Immobilizer Wiring Diagram for Toyota Sienna XLE 2008: 41 Agnd Ant1 Ant2 Body ecu (behind left side of dash) C24 Code Combination meter 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) If (behind lower center of dash) 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) J11 J12 K28 Key amplifier transponder Ksw Left front door courtesy switch (at left "b" pillar) Security ind Transponder key amplifier (behind left side of dash) 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 (1 of 2) for Toyota Sienna XLE 2008 List of elements for Body Control Modules Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 88 (at left kick panel) ie (behind dash, left of steering column) driver side j/b A/c control assembly A21 Acc Act+ Act- Actd Air bag sensor assembly (below center of dash) Altb Automatic a/c Bcty Bdsu Becu Body ecu (behind left side of dash) C10 C23 C24 C25 C30 Combination meter Dcty Dcyl Door 2 fuse 25a Door locks & interior lights systems Door locks & trunk, tailgate, fuel doors systems Door locks system Drl Dsds 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 Gnd1 Gnd2 H30 H32 Headlights & exterior lights systems Headlights system Horn Horns system Hot at all times Hot in acc or on Hot in on or start Hrly Ie (at left kick panel) Ile Interior lights system K10 K17 K22 K25 K26 L16 Lcty Left outer mirror control ecu (w/ memory) (in left front door) Lswd Lswl Lswp Lswr Manual a/c Mpx+ Mpx- Mpx1 Mpx2 O11 P17 P19 Pbds Pcty Pcyl Pkb Power tops system Prg Psds Pwr relay Pws Rcty Rcut Rda Right outer mirror control ecu (w/ memory) (in right front door) Trly Trunk, tailgate, fuel doors & interior lights systems Trunk, tailgate, fuel doors system Ul1 Ul2 Ul3 Body Control Modules Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Body Control Modules Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 51 Anti-theft system Body ecu (behind left side of dash) Bzr Cltb Clte Clts Data link connector 3 (below left side of dash) Door locks & anti-theft systems Door locks & warning systems Door locks system Driver side j/b (behind dash, left of steering column) Exterior lights system Ffgo Ffog Gateway ecu (left side of dash) H12 Haz Hcty Head Headlights system Ind J/c 13 & 14 (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 35 & 36 (behind right side of dash) J/c 37 (forward of left rear wheelwell) J/c 44 & 45 (under left front seat) J13 J14 J35 J36 J44 J45 K28 Ksw Left power slide door ecu (in left sliding door) Mirb Mire Mirrors system Mirs Mpd1 Mpd2 Mpx1 Obd2 Position control ecu & switch (w/ memory) (under left side of driver's seat) Power back door ecu (behind left rear quarterpanel) Red Right power slide door ecu (in right sliding door) Sil Tail Tr+
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Computer Data Lines Wiring Diagram for Toyota Sienna XLE 2008: 82 (at front of engine) (at right kick panel) ig (behind left rear quarterpanel) power back door ecu (in left sliding door) left power slide door ecu A/c control assembly A21 Air bag sensor assembly (below center of dash) Bat Body ecu Ca1h Ca1l Canh Canh skid control ecu w/ actuator (at left rear of engine compt) Canl Combination meter D/g Data link connector 3 (below left side of dash) Dia Distance control ecu (w/ dynamic laser cruise control) (behind right side of dash) Driver side j/b (behind dash, left of steering column) E10 Engine control module (behind right side of dash) Gateway ecu (left 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 & 20 (behind upper left side of dash) J/c 19 (behind upper left side of dash) J/c 31 & 32 (behind 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 44 & 45 (under left front seat) J/c 48 J/c 49 J/c 5 & 6 (behind left end of dash) J/c 7 & 8 (behind left end of dash) J13 J14 J31 J32 J33 J34 J35 J36 J44 J45 h K12 K14 K28 L10 Left outer mirror control ecu (w/ memory) (in left front door) Manual a/c automatic a/c Mpd1 Mpd2 Mpx+ Mpx- Mpx1 Mpx2 O11 Obd fuse 7.5a Obd2 Occupant classification ecu (under front passenger's seat) P13 P25 P27 Position control ecu & switch (w/ memory) (under left side of driver's seat) Red Right outer mirror control ecu (w/ memory) (in right front door) Right power slide door ecu (in right sliding door) Sil Steering sensor (w/ vsc) (inside steering column) Tire pressure warning ecu (left side of dash) Transponder key computer (behind upper center of dash) W/ vsc W/o vsc Wfse Yaw rate sensor (w/ vsc) (under right front seat)
COOLING FAN Cooling Fan Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Cooling Fan Wiring Diagram for Toyota Sienna XLE 2008: 24 (behind left end of dash) j/c 3 & 4 C26 Cooling fan ecu (at center front of engine compt) Driver 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 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 R/b 3 (in engine room j/b) Rfc S34 S35 Short connector 34 & 35 (right side of dash) Thw
CRUISE CONTROL Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 50 (behind upper left center of dash) j/c 21 +b2 +bm Accel position sensor (under left side of dash) Batt Ccs E01 E02 E03 E04 E05 E10 E11 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 Igsw J/c 2 (at left side of engine compt) J/c 3 & 4 (behind left end of dash) J/c 48 J/c 5 & 6 (behind left end of dash) Me01 Mrel Nca Red S34 S35 Short connector (right side of dash) Spd St1- Stp Throttle control motor & throttle position sensor (on throttle body assembly) Transmissions system Vcp2 Vcpa Vpa Vpa2 Vta1 Vta2 Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 36 (behind left end of dash) (behind upper left side of dash) +res -set Bean ic Cancel Combination meter Combination switch Computer data lines system Cruise control switch Cruise ind Driver ic 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 15 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 47 J/c 48 J/c 5 & 6 (behind left end of dash) L26 red Micro computer On-off Park/neutral position switch (on transaxle) Pnk Red Stop fuse 10a Stop light switch (on bracket, above brake pedal) Dynamic Laser Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Dynamic Laser Cruise Control Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 77 (at front of engine) (at front of engine) eb (at left rear of engine compt) skid control ecu w/ actuator +b2 +bm Accel position sensor (under left side of dash) Batt C24 Canh Canl Cchg Ccs Computer data lines system Driver side j/b (behind dash, left of steering column) E01 E02 E03 E04 E05 E10 E11 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 Ep1 Ep2 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 side of dash) J/c 21 (behind upper left center of dash) J/c 3 & 4 (behind left end of dash) J/c 47 J/c 48 J/c 5 & 6 (behind left end of dash) L26 Lgnd Me01 Mrel Nca Park/ neutral position switch (on transaxle) Pnk Red S34 S35 Short connector (right side of dash) Sp1 Spd Sti Stp Throttle control motor & throttle position sensor (at left rear of engine compt) Transmissions system Vcp1 Vcp2 Vcpa Vpa Vpa1 Vpa2 Vta1 Vta2 Dynamic Laser Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Dynamic Laser Cruise Control Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 55 (behind left end of dash) j/c 7 & 8 (behind lower center of dash) if +res -set Bean ic 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 Drive ic Driver side j/b (behind dash, left of steering column) Ecc Ecu-ig fuse 10a Gnd H13 Hot at all times Hot in on or start 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) Lgnd Lrdd Lrrd Micro computer 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 XLE 2008 List of elements for Defoggers Wiring Diagram for Toyota Sienna XLE 2008: 45 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) Hot at all times Hot in on or start Htr fuse 10a Ie (at left kick panel) Ig (at right kick panel) Ill 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 Left mirror heater (at left front door mirror) Left outer rear view mirror (in driver's door) Manual a/c Mir htr fuse 10a P25 R31 R32 Rdsw Rear window defogger Rear window defogger switch Right mirror heater (at right front door mirror) Right outer rear view mirror (in right front door) W/ memory W/o memory
ENGINE PERFORMANCE
3.5L 3.5L, Engine Performance Wiring Diagram (1 of 6) for Toyota Sienna XLE 2008 List of elements for 3.5L, Engine Performance Wiring Diagram (1 of 6) for Toyota Sienna XLE 2008: 65 (at front of engine) eb (at left side of engine compt) ed (behind left end of dash) j/c 3 & 4 (behind upper left side of dash) j/c 20 +b2 +bm A/f fuse 25a Accel position sensor (under left side of dash) Alt At4 Atl Batt C/ opn relay Canh Canl Computer data lines system Efi 1 fuse 20a Efi 2 fuse 10a Efi relay Efii Efio Els Engine control module (behind right side of dash) Engine room j/b (on left side of engine compt) Eom Ep1 Ep2 Epa Epa2 Etcs fuse 10a Fuel pump relay Hot at all times Igsw Ill Imi Imo Interior lights system J/c 18 (behind upper left side of dash) J/c 19 (behind upper left side of dash) J/c 21 (behind upper left center of dash) J/c 3 & 4 (behind left end of dash) J/c 48 J/c 5 & 6 (behind left end of dash) J/c 5 & 6 (behind left end of dash) j5 Mpmp Mrel Nssd Nssl Power distribution system Ppmp Red Spd St1- Starting/ charging system Stp Tach Transmission control switch (at base of shifter assembly) Transponder key computer (behind upper center of dash) Vcp1 Vcp2 Vcpa Vpa Vpa1 Vpa2 Vpmp 3.5L, Engine Performance Wiring Diagram (2 of 6) for Toyota Sienna XLE 2008 List of elements for 3.5L, Engine Performance Wiring Diagram (2 of 6) for Toyota Sienna XLE 2008: 41 (at front of engine) eb (at right side of engine compt) ea (behind left end of dash) j/c 15 (in engine room j/b) r/b 6 (in fuel tank) fuel pump (left rear of engine compt) fuel pump resistor (on bracket, above brake pedal) stop light switch A/f relay Bh (at left "b" pillar) C16 Canister pressure sensor Canister pump module Driver side j/b (behind dash, left of steering column) H13 H18 Hot at all times Hot in on or start Ign fuse 7.5a Inj fuse 10a Injector 4 (at top of left cylinder bank) Injector 5 (at top of right cylinder bank) Injector 6 (at top of left cylinder bank) 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 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) J13 J14 K30 Leak detection pump Power steering oil pressure switch (on right front of engine) Red S34 S35 Short connector s34 & s35 (right side of dash) Stop fuse 10a Vent valve Vsv (acm) (left side of engine compt) Vsv (purge) (on top right of engine) 3.5L, Engine Performance Wiring Diagram (3 of 6) for Toyota Sienna XLE 2008 List of elements for 3.5L, Engine Performance Wiring Diagram (3 of 6) for Toyota Sienna XLE 2008: 47 (behind upper left side of dash) j/c 18 (on transaxle) park/neutral position switch B pnk Diode (starter) Driver side j/b (behind dash, left of steering column) E11 Eb (at front of engine) Engine control module (behind right side of dash) Ev1+ Ev1- Ev2+ Ev2- Fpr Fuse box (behind lower right side of dash) Gauge 1 fuse 10a Hot in on or start Hot in start Injector 1 (at top of right cylinder bank) Injector 2 (at top of left cylinder bank) Injector 3 (at top of right cylinder bank) J/c 20 (behind upper left side of dash) J/c 47 J/c 48 L26 Left exhaust side camshaft timing oil control valve Ne+ Ne- Oc1+ Oc1- Oc2+ Oc2- Oe1+ Oe1- Oe2+ Oe2- Pnk Pr2 Psw Red Right exhaust side camshaft timing oil control valve St fuse 7.5a Sta Stsw Vv1+ Vv1- Vv2+ Vv2- 3.5L, Engine Performance Wiring Diagram (4 of 6) for Toyota Sienna XLE 2008 List of elements for 3.5L, Engine Performance Wiring Diagram (4 of 6) for Toyota Sienna XLE 2008: 31 Bean ic Combination meter Computer data lines system Crankshaft position sensor Drive ic Eb (at front of engine) Ex+ Ex- If (behind lower center of dash) Ig+ J/c 19 (behind upper left side of dash) J/c 20 (behind upper left side of dash) J/c 48 Left intake side camshaft timing oil control valve (top front of engine) Malfunction indicator lamp Micro computer Nca Pnk Red Right intake side camshaft timing oil control valve Speedometer Vc2 Vsv (aciv) (at left rear of engine) Vvl+ Vvl- Vvr+ Vvr- Vvt sensor (bank 1 sensor 1) (top front of engine) Vvt sensor (bank 1 sensor 2) (top front of engine) Vvt sensor (bank 2 sensor 1) (top front of engine) Vvt sensor (bank 2 sensor 2) (top front of engine) 3.5L, Engine Performance Wiring Diagram (5 of 6) for Toyota Sienna XLE 2008 List of elements for 3.5L, Engine Performance Wiring Diagram (5 of 6) for Toyota Sienna XLE 2008: 23 (at front of engine) eb (behind left end of dash) j/c 3 & 4 Counter gear speed sensor (on top of transaxle) Driver side j/b (behind dash, left of steering column) Ed (at left side of engine compt) Electronically controlled transmission solenoid (on left side of transaxle) Gauge 2 fuse 7.5a H18 H25 Heated oxygen sensor (bank 1 sensor 2) (in exhaust) Hot at all times Hot in on or start Ig2 fuse 7.5a Ig2 relay Inj fuse 10a J/c 48 Nca Noise filter (rear of engine compt) R/b 3 (in engine room j/b) Red Throttle position sensor & throttle control motor (throttle position sensor: on throttle body assembly) (throttle control motor: at left rear of engine compt) Vta1 Vta2 3.5L, Engine Performance Wiring Diagram (6 of 6) for Toyota Sienna XLE 2008 List of elements for 3.5L, Engine Performance Wiring Diagram (6 of 6) for Toyota Sienna XLE 2008: 82 (at front of engine) eb (at rear of transaxle) turbine speed sensor A1a+ A1a- A2a+ A2a- Acis Aciv Acm Af+ Af+ pnk Af- Air fuel ratio sensor (bank 1 sensor 1) (on right exhaust manifold) Air fuel ratio sensor (bank 2 sensor 1) (on left exhaust manifold) Dsl E01 E02 E03 E04 E05 E10 E2g Eb (at front of engine) Ec (at rear of engine) Ekn2 Eknk Engine control module (behind right side of dash) Engine coolant temperature sensor Ge01 Gnd Ha1a Ha2a Heated oxygen sensor (bank 2 sensor 2) (in exhaust, after catalytic converter) Ht1b Ht2b Igf1 Ignition coil & igniter 1 (at top of right cylinder bank) Ignition coil & igniter 2 (at top of left cylinder bank) Ignition coil & igniter 3 (at top of right cylinder bank) Ignition coil & igniter 4 (at top of left cylinder bank) Ignition coil & igniter 5 (at top of right cylinder bank) Ignition coil & igniter 6 (at top of left cylinder bank) Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 Knk1 Knk2 Knock sensor (bank 1) (on top of engine) Knock sensor (bank 2) (on top of engine) Mass air flow meter (at left rear of engine compt, part of air intake assembly) Me01 Nc+ Nc- Nca Noise filter (rear of engine compt) Nsw Nt+ Nt- Ox1b Ox2b Pnk Pnk igt Prg Red Red +b Sl1+ Sl1- Sl2+ Sl2- Sl3+ Sl3- Slt+ Slt- Tha Tho1 Thw Vsv (acis) (on top of engine) Vta1 Vta2
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Back-up Lamps Wiring Diagram for Toyota Sienna XLE 2008: 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 XLE 2008 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 45 (at left rear quarterpanel) bm (at right "c" pillar) bl (behind right side of dash) j/c 28 (behind upper left side of dash) 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 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 w/ 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 XLE 2008 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 62 Alt fuse 140a Body ecu (behind left side of dash) C11 C13 C14 C17 C28 Combi- nation switch Combination meter Combination switch Drive ic Driver side j/b (behind dash, left of steering column) Ea (at right side of engine compt) Ecu-ib fuse 10a Ed (at left side of engine compt) 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 H25 H26 Haz Haz fuse 15a Hazard switch Head Hot at all times Hot in on or start 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 21 (w/ memory) (behind upper left center of dash) J/c 27 (behind right side of dash) J/c 3 & 4 (behind left end of dash) L16 L19 Left outer rear view mirror Left parking/ turn signal light Left side marker light Left turn ind Micro computer Off P14 P18 Park Red Right outer rear view mirror Right parking/ turn signal light Right side marker light Right turn ind Tail Tail fuse 10a Tail ind (except usa) Tail relay Trly Turn Turn signal flasher (behind left side of dash) Turn signal light W/ memory W/o memory
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 4) for Toyota Sienna XLE 2008 List of elements for Ground Distribution Wiring Diagram (1 of 4) for Toyota Sienna XLE 2008: 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/ theft deterrent system) engine hood courtesy switch (w/o hid) left headlight (low) (w/o hid) right headlight (low) A/c compr- essor A/f relay Brake fluid level warning switch Cooling fan ecu Defog relay Drl 3 relay Drl 4 relay E10 Ea (at right side of engine compt) Ec (at rear of engine) Ed (at left side of engine compt) Efi relay Engine control module Fan relay Front window deicer Front wiper motor Htr relay Ig2 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 Right front fog light Right headlight beam level control actuator Right parking light & turn signal light Right side marker light Rr a/c relay Running light resistor Skid control ecu w/ actuator St relay Washer level sensor Ground Distribution Wiring Diagram (2 of 4) for Toyota Sienna XLE 2008 List of elements for Ground Distribution Wiring Diagram (2 of 4) for Toyota Sienna XLE 2008: 78 (6 speaker) radio & player (w/ rear seat entertainment system) television display 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 Bi (at right "b" pillar) Bj (in right sliding door) Bk (in right sliding door) Bl (at right "c" pillar) Blower motor controller (rear) C13 Canister pump module Combination meter Combination switch Crankshaft position sensor shield Data link connector Distance control ecu Driver side j/b (behind dash, left of steering column) E10 E11 Eb (at front of engine) Engine control module Front passenger's power seat control switch 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 13 & 14 (behind left end of dash) 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 42 (w/ vsc) (forward of right wheelwell) J/c 48 J13 J14 Knock sensor 1 & 2 shield Laser sensor Nca Occupant classification ecu P28 R15 Radio & player Radio & player w/ display Right folding motor 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 seat power rear Right slide door attachment control S10 S23 S24 S25 Stereo component amplifier Telephone microphone shield Tire pressure warning ecu W/ 6 speaker & w/o rear seat entertainment system W/ navigation system W/ power seat W/ power slide door W/ vsc W/o 6 speaker & rear seat entertainment system W/o navigation system W/o power seat W/o power side door W/o power slide door W/o vsc Yaw rate sensor Ground Distribution Wiring Diagram (3 of 4) for Toyota Sienna XLE 2008 List of elements for Ground Distribution Wiring Diagram (3 of 4) for Toyota Sienna XLE 2008: 44 (if equipped) moon roof control ecu A/c control assembly A21 Acc relay Accessory meter Air bag sensor assembly Automatic a/c 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 control outer mirror ecu 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 outer rear view mirror Left vanity light Manual a/c Personal light Power quarter window Pwr relay Rear a/c control switch Right vanity light Satellite switch Seat memory switch Shift lock control ecu & transmission control switch Switch Tail relay Tire pressure warning reset switch Traction control switch Transponder key computer Turn signal flasher W/ driving position memory W/ moon roof W/o moon roof Ground Distribution Wiring Diagram (4 of 4) for Toyota Sienna XLE 2008 List of elements for Ground Distribution Wiring Diagram (4 of 4) for Toyota Sienna XLE 2008: 77 (driver's seat lumbar support control) power seat control switch (if equipped) left power slide door ecu (if equipped) left power slide door lock assembly Back door lock assembly Back door opener switch Bh (at left "b" pillar) Blower motor (front) Blower motor controller (front) Blower resistor Blower switch Bm (at left rear quarter panel) Bn (at left side of back door) Combination meter Data link connector Dome cut relay Door lock control receiver Driver's power seat control switch Driver's seat heater switch Front passenger's seat heater switch Fuel lid courtesy switch Fuel pump Gateway ecu 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 quarter panel) J/c 41 J/c 44 & 45 (w/ power seat) (under left front seat) J44 J45 Left folding motor Left license plate light Left power slide door control switch Left power slide door ecu Left rear combination light Left seat heater ecu Left seat power rear 2 Left slide door attachment control Main switch P14 P25 P26 P58 Position control switch ecu Power back door ecu Power outlet (rear) Power outlet 1 Power outlet 2 R32 Rear window defogger Remote control mirror switch Right control outer mirror ecu Right front door lock control switch Right front door lock motor & right front door unlock detection switch Right license plate light Right mirror heater & remote control mirror Right outer rear view mirror Right rear combination light S20 S21 S22 Slide door closer ecu Steering sensor Switch Voltage inverter W/ automatic a/c W/ driving position memory W/ manual a/c W/ power seat(driver's seat) W/ power slide door W/o driving position memory W/o power slide door
HEADLIGHTS Headlights Wiring Diagram, with DRL (1 of 2) for Toyota Sienna XLE 2008 List of elements for Headlights Wiring Diagram, with DRL (1 of 2) for Toyota Sienna XLE 2008: 63 (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 Drive ic 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 Fog light switch Gauge 2 fuse 7.5a Gnd1 Gnd2 H25 Head Head ind (usa) 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 Micro computer Mpx1 Mpx2 Off Parking brake switch (on parking brake lever) Pkb Red Tail Headlights Wiring Diagram, with DRL (2 of 2) for Toyota Sienna XLE 2008 List of elements for Headlights Wiring Diagram, with DRL (2 of 2) for Toyota Sienna XLE 2008: 43 (behind right headlight) (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 Control ecu 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) Ecu control light 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 (behind left headlight) Lh h-lp fuse 10a Light Ll h-lp fuse 15a Low (hid) 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 Running light resistor (right side of engine compt) Short pin W/ hid W/o hid Headlights Wiring Diagram, without DRL (1 of 2) for Toyota Sienna XLE 2008 List of elements for Headlights Wiring Diagram, without DRL (1 of 2) for Toyota Sienna XLE 2008: 47 (behind left end of dash) j/c 11 & 12 Acc Becu Body ecu C10 C11 C24 Combination meter Combination switch Computer data lines system Dcty Dimmer switch Drive ic Driver side j/b (behind dash, left of steering column) Ecu acc fuse 7.5a Ecu-ig fuse 10a Ffgo Ffog Flash Fog light switch Gauge 2 fuse 7.5a Gnd1 Gnd2 H25 Head Head ind (usa) 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) J11 J12 K17 L16 Left front door courtesy switch (at left "b" pillar) Light control switch off Low Micro computer Mpx1 Mpx2 Off Tail Headlights Wiring Diagram, without DRL (2 of 2) for Toyota Sienna XLE 2008 List of elements for Headlights Wiring Diagram, without DRL (2 of 2) for Toyota Sienna XLE 2008: 32 C11 C12 Control ecu Driver side j/b (behind dash, left of steering column) Ea (at right side of engine compt) Ecu 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 (behind left headlight) Light Light control Ll h-lp fuse 15a Low (hid) Main fuse 30a Red Right front fog light Right headlight (low) Right headlight control ecu (behind right headlight) Rl h-lp fuse 15a W/ hid W/o hid
HORN Horn Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Horn Wiring Diagram for Toyota Sienna XLE 2008: 13 C13 C25 Combination switch Driver side j/b (behind dash, left of steering column) Engine room j/b (on left side of engine compartment) H11 High horn (at front center of engine compt) Horn fuse 10a Horn relay Horn switch Hot at all times Low horn (at front center of engine compt) Spiral cable
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 91 (at right kick panel) ig (behind left end of dash) j/c 7 & 8 +b(dome) ig+ 3rd seat ind Abs ind Accessory meter Active circuit Anti-lock brakes system Anti-theft system Bean ic 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 Drive ic Driver side j/b (behind dash, left of steering column) Ea (at right side of engine compt) Ecu with actuator (at left rear 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 Head ind (usa) tail ind (except usa) High beam ind Hot at all times Hot in on or start Hot w/ ig1 relay energized Hot w/ tail relay energized Ie (at left kick panel) If (behind lower center of dash) Ig+ Interior lights system J/c 1 (at left side of engine compt) J/c 16 (behind left end of dash) J/c 19 (behind upper left side of dash) J/c 20 (behind upper left side of dash) J/c 7 & 8 (behind left end of dash) J/c 9 & 10 (behind left end of dash) J10 L12 Lcd Lcd total/trip computer Left turn ind Maint reqd ind Malfunction ind Micro computer Moon roof control ecu (at center front of roof) Normal ind Oil pressure ind Oil pressure switch (on left front of engine block) Panel fuse 10a R10 Radar cruise Ready ind Red Rheostat Right turn ind Seat belt ind Seats system Security ind Skid control sp1 Slip ind Spd Speedometer Srs ind Starting/charging system Tachometer Temperature Tire pressure ind Trac off ind Uart tx Vsc ind W/ vsc W/o vsc Warning system Washer level ind Wiper/washer system Instrument Cluster Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 46 (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) (behind upper left side of dash) j/c 18 Altb Body ecu C30 Canh Canl 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 J/c 20 (behind upper left side of dash) J/c 5 & 6 (behind left end of dash) J11 J12 J33 J34 K10 Lcty Left slide door courtesy switch Lines system Mpx1 Mpx2 P19 Parking brake switch (on parking brake lever) Pcty Pkb R12 Radio & player (6 speaker w/ rse) Radio & player (6 speaker w/o rse) Radio & player w/ display (w/ navigation) Rcty Right front door courtesy switch (at right "b" pillar) Right slide door courtesy switch Spd Stereo component amplifier (10 speaker w/o navigation) Tach
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 86 (at left kick panel) ie (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 (w/o memory) left front door courtesy light Acc B7 mpx1 lcty dcyl Back door lock assembly (w/o power back door) (at lower left center of back door) Bcty Becu Body ecu C16 C24 C27 Combination meter Computer data lines system Ctyb Ctyo Cyl D14 D15 Dome fuse 10a Door indicator 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 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 11 & 12 (behind left end of dash) J/c 13 & 14 (behind left end of dash) J/c 15 (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 35 & 36 (behind right side of dash) J/c 37 (forward of left rear wheelwell) J/c 41 (in back door) J/c 7 & 8 (behind left end of dash) J11 J12 J13 J14 J33 J34 J35 J36 K17 L13 L16 Left front door courtesy light (w/ memory) Left front door courtesy switch (at left "b" pillar) Left outer mirror control ecu Left outer rear view mirror (w/ memory) Left power rear 2 seat switch (w/ power rear 2 seat w/ stowing function) Left slide door courtesy switch Micro computer Mpx1 O10 P16 P19 Pcty Pcyl Power back door ecu (behind left rear quarterpanel) Prg Rcut mpx2 Rda Rda prg rcty dcty Red Right front door courtesy light (w/o memory) Right front door courtesy switch (at right "b" pillar) Right power rear 2 seat switch (w/ power rear 2 seat w/ stowing function) Right slide door courtesy switch Stop fuse 10a W/ power back door Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 40 Ctyb Cyl 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 20 (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 Mpx1 O11 O12 Off Personal light Red Right front door courtesy light (w/ memory) Right interior light 1 Right interior light 2 Right outer mirror control ecu Right outer rear view mirror (w/ memory) Right slide door courtesy light Right vanity light W/ immobilizer system W/ memory W/o immobilizer system Instrument Illumination Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Instrument Illumination Wiring Diagram for Toyota Sienna XLE 2008: 77 (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 6 speaker w/o rse A/c control assembly A/t shift lever illumination Accessory meter Automatic a/c Back door main switch Body ecu C11 C13 C24 Combination meter Combination switch Driver side j/b (behind dash, left of steering column) Eau Ecu-b fuse 10a Engine room j/b (on left side of engine compt) Except 6 speaker w/o rse 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 right kick panel) Il+2 Ill+ Ill- 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 side 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 Left steering pad switch Main switch Manual a/c Micro computer 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 Right steering pad switch Satellite switch Seat Spiral cable Tail Tail relay Traction control switch (w/vsc) Trly W/ navigation W/o navigation
MEMORY SYSTEMS Memory Systems Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Memory Systems Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 53 (under left front seat) driver seat slide control power seat motor Bdr Body ecu C24 Computer data lines system Cpub Ctyb Cyl De2 Dm+r Dmhr Dmvr Down Driver side j/b (behind dash, left of steering column) Dvc Ecu acc fuse 7.5a Ecu-b fuse 10a Ecu-ig fuse 10a Engine room j/b (on left side of engine compt) Gnd Hot at all times Hot in acc or on Hot in on or start Hssr Ie (at left kick panel) Ig (at right kick panel) Interior lights system J/c 18 (behind upper left side of dash) J/c 20 (behind upper left side of dash) K21 K34 L23 Left Left outer mirror control ecu (in left front door) Mirb Mire Mirs Mpx1 Mpx2 O10 P/seat fuse 30a P/w fuse 25a P10 Pnk Red Remote control mirror switch Retraction Return Right Seat memory switch Sel1 Sig Vssr Memory Systems Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Memory Systems Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 52 (behind left end of dash) j/c 13 & 14 (behind upper left side of dash) junction connector 19 (forward of left rear wheelwell) j/c 37 (under left front seat) driver seat front vertical control power seat motor (under left front seat) driver seat lifter control power seat motor (under left front seat) driver seat reclining control power seat motor (under left front seat) junction connector 44 & 45 Bdr Bh (at left "b" pillar) Computer data lines system Cpub Ctrl circuit Ctyb Cyl Driver seat lumbar support control power seat control motor (under left front seat) Driver seat lumbar support control power seat control switch Frv+ Frv- Gnd Hssr Ig (at right kick panel) Interior lights system J/c 44 & 45 (under left front seat) J13 J14 J44 J45 Left outer rear view mirror Lft+ Lft- Mpx1 O11 O12 P58 P59 Pe2 Pm+r Pmhr Pmvr Pnk Position control ecu & switch Pvc Rcl+ Rcl- Red Right outer mirror control ecu (in right front door) Right outer rear view mirror Sig Sld+ Sld- Sysb Vssr
NAVIGATION Navigation Wiring Diagram, Rear View Monitor & Audio System (1 of 3) for Toyota Sienna XLE 2008 List of elements for Navigation Wiring Diagram, Rear View Monitor & Audio System (1 of 3) for Toyota Sienna XLE 2008: 69 (at left side of back door) television camera (behind dash, left of steering column) driver side j/b (behind left end of dash) j/c 5 & 6 (behind left end of dash) j/c 7 & 8 (in roof console) telephone microphone Acc Adpg Alo Aro Asgn Auxo Ca+ Cdl+ Cdl- Cdr+ Cdr- Cgnd Csld Ecu-b fuse 10a Engine room j/b (on left side of engine compt) Gnd Hot at all times Ivo+ Ivo- K10 L1+ Macc Mi1+ Mic+ Mic- Mute Nca Ntsc Parking brake switch (on parking brake lever) Pkb Pnk R1+ R10 R12 R13 R14 R16 Rad 1 fuse 20a Rad 3 fuse 30a Radio & player w/ display Red Rev Sgn1 Sgnd Sld Sld1 Sld9 Spd Stereo jack adapter Sw1 Sw2 Swg T14 Television display (w/ rear seat entertainment system) Tsw- Tx+ Tx- Txm+ Txm- Va- Val+ Var+ Vv+ Vv- Navigation Wiring Diagram, Rear View Monitor & Audio System (2 of 3) for Toyota Sienna XLE 2008 List of elements for Navigation Wiring Diagram, Rear View Monitor & Audio System (2 of 3) for Toyota Sienna XLE 2008: 58 (behind upper center of dash) j/c 23 (behind upper center of dash) j/c 24 (w/ vsc) (w/o vsc) Au1 Au2 Auxl Auxr C13 C24 Combination meter Combination switch Driver side j/b (behind dash, left of steering column) Eau End of dash) Gauge 1 fuse 10a Gauge 2 fuse 7.5a H25 Hot at all times Hot in acc or on Hot in on or start If (behind lower center of dash) Ig+ J/c 11 & 12 (behind left j11 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 7 & 8 (behind left end of dash) J12 L24 L26 Left rear speaker Left steering pad switch Micro computer Mode Nca Ntsc Off hook On hook Park/ neutral position switch (on transaxle) Pnk R/b 3 (in engine room j/b) Rad2 fuse 7.5a Red Right steering pad switch Rse fuse 7.5a Seek+ Seek- Sgnd Skid control ecu w/ actuator (at left rear of engine compt) Sld Sp1 Speedometer Spiral cable Video terminal Voice Vol+ Vol- Navigation Wiring Diagram, Rear View Monitor & Audio System (3 of 3) for Toyota Sienna XLE 2008 List of elements for Navigation Wiring Diagram, Rear View Monitor & Audio System (3 of 3) for Toyota Sienna XLE 2008: 58 (behind upper center of dash) j/c 22 (behind upper center of dash) j/c 23 Acc Ant Ant +b Atx+ Atx- B2+ Center speaker Ctr+ Ctr- Fl+ Fl- Fr+ Fr- Glass antenna amplifier (behind right side of dash) Gnd Gnd2 If (behind lower center of dash) Ill+ Ill- Int+ Int- Interior lights system J/c 35 & 36 (behind right j35 J36 Left front door speaker Left front tweeter Left rear tweeter Mute Nca Pnk R15 Radio & player w/ display Red Right front door speaker Right front tweeter Right rear speaker Right rear tweeter Rl+ Rl- Rr+ Rr- S10 S11 Side of dash) Sld Spd Stereo component amplifier (behind right side of dash) Sur+ Sur- Tx+ Tx- Wf1+ Wf1- Wf2+ Wf2- Woofer Parking Assistant Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Parking Assistant Wiring Diagram for Toyota Sienna XLE 2008: 59 (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) Ig+ J/c 11 & 12 (behind left end of dash) J/c 18 (6 sensor) (behind upper left side 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 47 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 Micro computer 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 XLE 2008 List of elements for Power Distribution Wiring Diagram (1 of 3) for Toyota Sienna XLE 2008: 97 (behind dash, left of steering column) driver side j/b (behind upper left side of dash) (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 & mirrors systems Air conditioning system Air conditioning, defogger & cooling fans systems Alt fuse 140a Am1 fuse 7.5a Anti-lock Anti-lock brakes system Automatic a/c Battery Bh (at left "b" pillar) Body ecu Brakes system Cig fuse 15a Cooling fans & air conditioning systems Cruise control system Def fuse 40a Defogger system Ecu acc fuse 7.5a Ecu-ig fuse 10a Exterior lights system F10 F11 F12 F13 F14 F21 Fan fuse 50a From ig1 relay (diagram 1 of 3) From ignition switch (diagram 2 of 3) Front power outlet 1 Front power outlet 2 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 J/c 18 K18 pnk L-psd fuse 30a L23 L26 red L8 pnk Manual a/c Memory systems Navigation & sound systems Navigation system Panel fuse 10a Pbd fuse 30a Pnk Power windows system Pwr outlet fuse 15a Pwr relay R-psd fuse 30a R/b 3 (diagram 3 of 3) Rad 2 fuse 7.5a Rear power outlet Red Relay Rr a/c fuse 40a Rr wip fuse 15a Rr2 seat fuse 50a S-htr fuse 15a Seats Seats system Sft fuse 5a Shift interlock system Shift interlock systems St fuse 30a Starting/ charging system Starting/charging, anti-lock brakes, exterior lights, transmissions, cruise control, trunk, tailgate, fuel doors, navigation, sound & engine controls 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 Trunk, tailgate, fuel doors system Wip fuse 30a Wiper/washer system Wsh fuse 20a Power Distribution Wiring Diagram (2 of 3) for Toyota Sienna XLE 2008 List of elements for Power Distribution Wiring Diagram (2 of 3) for Toyota Sienna XLE 2008: 68 (behind left end of dash) junction connector 11 & 12 Ac inv fuse 15a Ac1 Ac2 Acc Acc cut relay (left side of dash) Am1 Am2 Bh (at left "b" pillar) C16 Computer data lines system Control module Defogger system Driver side j/b (behind dash, left of steering column) Engine controls, exterior lights, anti-lock brakes, cruise control, interior lights, shift interlock & transmissions systems Engine els 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) Fuse box 2 (right side of dash) Ig (at right kick panel) Ig1 Ig2 Ignition switch Inverter relay (behind upper left side of dash) J11 J12 Junction connector 20 (behind upper left side of dash) Junction connector 3 & 4 (behind left end of dash) K12 K16 K21 K33 K34 L21 Lock Main switch Memory systems 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 & memory systems R12 S/roof fuse 25a Seats system Sft fuse 5a Shift interlock system Side j/b (diagram 1 of 3) St fuse 7.5a St2 Start Starting/ charging, engine controls & transmissions systems Stop fuse 10a To driver side j/b (diagram 1 of 3) To driver side j/b (diagram 3 of 3) Voltage inverter (above left rear wheelwell) Power Distribution Wiring Diagram (3 of 3) for Toyota Sienna XLE 2008 List of elements for Power Distribution Wiring Diagram (3 of 3) for Toyota Sienna XLE 2008: 60 (behind dash, left of steering column) driver side j/b (on left side of engine compt) engine room j/b A/f fuse 25a Air conditioning & defogger systems Air conditioning, defogger & cooling fans systems Alt-s fuse 7.5a Am2 fuse 30a Body computer, anti-theft & door locks systems Cruise control, anti-theft, transmissions & Cruise control, engine controls, transmissions & systems Cruise control, transmissions & engine controls systems Dome fuse 10a Door 2 fuse 25a Driver side j/b (behind dash, left of steering column) Drl fuse 20a Ecu-b fuse 10a Efi 1 fuse 20a Efi relay Engine controls system Engine controls systems Engine room j/b (on left side of engine compt) Etcs fuse 10a Exterior lights system From driver side j/b (diagram 1 of 3) From engine k room j/b (diagram 3 of 3) From fusible link block (diagram 1 of 3) From ignition switch (diagram 2 of 3) Gauge 2 fuse 7.5a H18 red H27 H3 red Haz fuse 15a Head relay Headlights system Horn fuse 10a Horn relay Htr fuse 10a Ig 2 fuse 7.5a Ign fuse 7.5a Instrument cluster & trunk, tailgate, fuel doors systems Interior lights, garage door opener, L-rr2 seat fuse 30a Main fuse 30a Navigation & sound systems Pin R-rr2 seat fuse 30a R/b 3 (in engine room j/b) Rad 1 fuse 20a Rad 3 fuse 30a Red Rr wip fuse 15a Seats system Short Sound & navigation systems Starting/ charging system To engine room j/b (diagram 3 of 3) To ignition switch (diagram 2 of 3) Wip fuse 30a Wiper/washer system Wsh fuse 20a
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 77 (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 Dcty Door 2 fuse 25a 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 (center 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) 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) Power Door Locks Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 52 (at center of left sliding door) (at center of right sliding door) (at left "b" pillar) bh (at right "c" pillar) bl (behind upper (w/o power back door) (at lower left center of back door) Back door lock assembly Bm (at left rear quarterpanel) Buzzer Combination meter Ctyo Door ind Drive ic If (behind lower center of dash) 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 37 (forward of left rear wheelwell) J/c 41 (in back door) J/c 42 (forward of right wheelwell) J/c 9 & 10 (behind left end of dash) J10 J13 J14 J25 J26 J33 J33 j/c 33 & 34 (behind right side j34 of dash) J34 J35 J36 Left front door key lock & unlock switch, door lock motor, & door unlock detection switch (in rear of left front door) Left side of dash) Left slide door attachment control Left slide door control motor Left slide door detection switch Micro computer Power back door ecu (w/ power back door) (behind left rear quarterpanel) Red Right front door courtesy switch (at right "b" pillar) Right front door key lock & unlock switch, door lock motor, & door unlock detection switch (in rear of right front door) Right slide door attachment control Right slide door control motor Right slide door courtesy switch Right slide door detection switch Security ind W/ power slide door W/o power slide door
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Electrochromic Mirror Wiring Diagram for Toyota Sienna XLE 2008: 15 Driver side j/b (behind dash, left of steering column) Ec+ Ec- Ecu-ig fuse 10a Hot in on or start Ie (at left kick panel) Inner mirror J11 K23 K24 L16 Left outer rear view mirror (w/ memory) R10 Right outer rear view mirror (w/ memory) W/ memory Power Mirrors Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Power Mirrors Wiring Diagram for Toyota Sienna XLE 2008: 19 Defogger system Down Driver side j/b (behind dash, left of steering column) Ecu acc fuse 7.5a 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) Left/ up Operation switch Pnk Remote control mirror switch Right Right remote control mirror (at right front door mirror) Right/ down Select switch
POWER SEATS Driver Power Seat Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Driver Power Seat Wiring Diagram for Toyota Sienna XLE 2008: 25 (at left rear quarterpanel) A j44 A j45 Down Driver side j/b (behind dash, left of steering column) Front Front vertical Hot at all times J/c 44 & 45 (under left front seat) J44 J45 Lifter P/seat fuse 30a P10 Power seat control switch Power seat control switch (driver's seat lumbar support control) Power seat motor (driver's seat front vertical control) (under left front seat) Power seat motor (driver's seat lifter control) (under left front seat) Power seat motor (driver's seat lumbar support control) (under left front seat) Power seat motor (driver's seat reclining control) (under left front seat) Power seat motor (driver's seat slide control) (under left front seat) Rear Reclining Red Slide Heated Seats Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Heated Seats Wiring Diagram for Toyota Sienna XLE 2008: 31 A j44 A j45 Bh (at left "b" pillar) Bi (at right "b" pillar) Driver side j/b (behind dash, left of steering column) Driver's seat heater switch Ecu-ig fuse 10a Front passenger's seat heater switch Heater 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 & 45 (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 Seat back Seat cushion Temp sensor Passenger Power Seat Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Passenger Power Seat Wiring Diagram for Toyota Sienna XLE 2008: 15 Bi (at right "b" pillar) Driver side j/b (behind dash, left of steering column) Front Hot at all times J/c 31 & 32 (behind right side of dash) J31 J32 L21 P/seat fuse 30a Power seat control switch (front passenger's seat) Power seat motor (front passenger's seat reclining control) (under right front seat) Power seat motor (front passenger's seat slide control) (under right front seat) Rear Reclining Slide Rear Power Seat 2 Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Rear Power Seat 2 Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 65 (behind upper left side of dash) junction connector 18 (on transaxle) park/neutral position switch Back door lock assembly (w/o power back door) (at lower left center of back door) Bdcy Bh (at left "b" pillar) Bm (at left rear quarterpanel) Ctyo Driver side j/b (behind dash, left of steering column) Ecu-ig fuse 10a Fld+ Fld- Fold Folding motor Front Gauge 1 fuse 10a Gauge 2 fuse 7.5a Gnd Hall ic sensor Hot at all times Hot in on or start Ind1 Ind2 J13 J14 Junction connector 13 & 14 (behind left end of dash) Junction connector 18 (behind upper left side of dash) Junction connector 37 (forward of left rear wheelwell) Junction connector 41 (in back door) L-rr2 seat fuse 30a L26 red Lckf Lckr Left folding motor Left front seat lock switch Left rear power seat 2 ecu (in left rear seat 2 seat back) Left rear power seat switch 2 Left rear seat lock switch P62 P63 P66 P67 Pnk Power back door ecu (w/ power back door) (behind left rear quarterpanel) Power seat motor (left rear seat reclining control 2) R/b 3 (in engine room j/b) Ract Ratch release actuator Rcl+ Rcl- Rclf Rclr Rear Reclining switch Red Retract lock switch Right front seat lock switch Right rear seat lock switch Rtrn Sfld Sg1 Sg2 Srcl Sv1 Sv2 Tbl Rear Power Seat 2 Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Rear Power Seat 2 Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 61 (behind right side of dash) junction connector 35 & 36 3rd seat Bdcy Bi (at right "b" pillar) Bl (at right "c" pillar) Combination meter Fld+ Fld- Fold Folding motor Front Gnd Hall ic sensor Hot at all times Ind1 Ind2 J13 J14 J33 J34 J35 J36 Junction connector (behind upper left side of dash) Junction connector 13 & 14 (behind left end of dash) Junction connector 18 (behind upper left side of dash) Junction connector 33 & 34 (behind right side of dash) Lckf Lckr Left front seat lock switch Left rear seat lock switch P64 P65 P68 P69 Pnk Power seat motor (right rear seat reclining control 2) R-rr2 seat fuse 30a R/b 3 (in engine room j/b) Ract Ratch release actuator Rcl+ Rcl- Rclf Rclr Rear Reclining switch Red Retract lock switch Right folding motor Right front seat lock switch Right rear power seat 2 ecu (in right rear seat) 2 seat back) Right rear power seat switch 2 Right rear seat lock switch Rtrn Sfld Sg1 Sg2 Srcl Sv1 Sv2 Tbl
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Power Top/Sunroof Wiring Diagram for Toyota Sienna XLE 2008: 48 (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 XLE 2008 List of elements for Power Windows Wiring Diagram, with Jam Protection for Toyota Sienna XLE 2008: 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 XLE 2008 List of elements for Power Windows Wiring Diagram, without Jam Protection for Toyota Sienna XLE 2008: 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 XLE 2008 List of elements for Rear Quarter Windows Wiring Diagram for Toyota Sienna XLE 2008: 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 (1 of 3) for Toyota Sienna XLE 2008 List of elements for 10-Speaker System Wiring Diagram, with Navigation (1 of 3) for Toyota Sienna XLE 2008: 69 (at left side of back door) television camera (behind dash, left of steering column) driver side j/b (behind left end of dash) j/c 5 & 6 (behind left end of dash) j/c 7 & 8 (in roof console) telephone microphone Acc Adpg Alo Aro Asgn Auxo Ca+ Cdl+ Cdl- Cdr+ Cdr- Cgnd Csld Ecu-b fuse 10a Engine room j/b (on left side of engine compt) Gnd Hot at all times Ivo+ Ivo- K10 L1+ Macc Mi1+ Mic+ Mic- Mute Nca Ntsc Parking brake switch (on parking brake lever) Pkb Pnk R1+ R10 R12 R13 R14 R16 Rad 1 fuse 20a Rad 3 fuse 30a Radio & player w/ display Red Rev Sgn1 Sgnd Sld Sld1 Sld9 Spd Stereo jack adapter Sw1 Sw2 Swg T14 Television display (w/ rear seat entertainment system) Tsw- Tx+ Tx- Txm+ Txm- Va- Val+ Var+ Vv+ Vv- 10-Speaker System Wiring Diagram, with Navigation (2 of 3) for Toyota Sienna XLE 2008 List of elements for 10-Speaker System Wiring Diagram, with Navigation (2 of 3) for Toyota Sienna XLE 2008: 58 (behind upper center of dash) j/c 23 (behind upper center of dash) j/c 24 (w/ vsc) (w/o vsc) Au1 Au2 Auxl Auxr C13 C24 Combination meter Combination switch Driver side j/b (behind dash, left of steering column) Eau End of dash) Gauge 1 fuse 10a Gauge 2 fuse 7.5a H25 Hot at all times Hot in acc or on Hot in on or start If (behind lower center of dash) Ig+ J/c 11 & 12 (behind left j11 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 7 & 8 (behind left end of dash) J12 L24 L26 Left rear speaker Left steering pad switch Micro computer Mode Nca Ntsc Off hook On hook Park/ neutral position switch (on transaxle) Pnk R/b 3 (in engine room j/b) Rad2 fuse 7.5a Red Right steering pad switch Rse fuse 7.5a Seek+ Seek- Sgnd Skid control ecu w/ actuator (at left rear of engine compt) Sld Sp1 Speedometer Spiral cable Video terminal Voice Vol+ Vol- 10-Speaker System Wiring Diagram, with Navigation (3 of 3) for Toyota Sienna XLE 2008 List of elements for 10-Speaker System Wiring Diagram, with Navigation (3 of 3) for Toyota Sienna XLE 2008: 58 (behind upper center of dash) j/c 22 (behind upper center of dash) j/c 23 Acc Ant Ant +b Atx+ Atx- B2+ Center speaker Ctr+ Ctr- Fl+ Fl- Fr+ Fr- Glass antenna amplifier (behind right side of dash) Gnd Gnd2 If (behind lower center of dash) Ill+ Ill- Int+ Int- Interior lights system J/c 35 & 36 (behind right j35 J36 Left front door speaker Left front tweeter Left rear tweeter Mute Nca Pnk R15 Radio & player w/ display Red Right front door speaker Right front tweeter Right rear speaker Right rear tweeter Rl+ Rl- Rr+ Rr- S10 S11 Side of dash) Sld Spd Stereo component amplifier (behind right side of dash) Sur+ Sur- Tx+ Tx- Wf1+ Wf1- Wf2+ Wf2- Woofer 10-Speaker System Wiring Diagram, without Navigation (1 of 2) for Toyota Sienna XLE 2008 List of elements for 10-Speaker System Wiring Diagram, without Navigation (1 of 2) for Toyota Sienna XLE 2008: 61 (behind left end of dash) j/c 7 & 8 (behind upper center of dash) j/c 23 Acc Ali Alo Ant Ant +b Ari Aro Asgn Atx+ Atx- Au1 Au2 Auxi Auxl Auxo Auxr C13 Cdl+ Cdl- Cdr+ Cdr- Combination switch Csld 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 7 & 8 (behind left end of dash) L24 Mode Mute Nca Ntsc Pnk R/b 3 (in engine room j/b) Rad 1 fuse 20a Rad 2 fuse 7.5a Rad 3 fuse 30a Radio & player Red Rse fuse 7.5a Seek+ Seek- Sgnd Sld Stereo jack adapter Sw1 Sw2 Swg Txm+ Txm- Video terminal Vol+ Vol- 10-Speaker System Wiring Diagram, without Navigation (2 of 2) for Toyota Sienna XLE 2008 List of elements for 10-Speaker System Wiring Diagram, without Navigation (2 of 2) for Toyota Sienna XLE 2008: 61 (behind left end of dash) j/c 11 & 12 (behind upper left side of dash) j/c 20 Acc Adpg B2+ Center of dash) Center speaker Combination meter Ctr+ Ctr- Fl+ Fl- Fr+ Fr- Gnd Gnd2 If (behind lower center of dash) J/c 22 (behind upper center of dash) J/c 23 (behind upper J/c 24 (behind upper center of dash) J/c 35 & 36 (behind right side of dash) J11 J12 J35 J36 L1+ Left front door speaker Left front tweeter Left rear speaker Left rear tweeter Mute Nca Pnk R1+ Red Right front door speaker Right front tweeter Right rear speaker Right rear tweeter Rl+ Rl- Rr+ Rr- S10 S11 Sgnd Sld9 Spd Stereo component amplifier (behind right side of dash) Sur+ Sur- Television display (w/ rear seat entertainment system) Tx+ Tx- Vv+ Vv- Wf1+ Wf1- Wf2+ Wf2- Woofer 6-Speaker System Wiring Diagram, with Rear Seat Entertainment (1 of 2) for Toyota Sienna XLE 2008 List of elements for 6-Speaker System Wiring Diagram, with Rear Seat Entertainment (1 of 2) for Toyota Sienna XLE 2008: 57 (behind left end of dash) j/c 7 & 8 (behind upper center of dash) j/c 23 (behind upper left side of dash) j/c 20 Acc Ali Alo Ari Aro Asgn Au1 Au2 Auxi Auxo C13 Cdl+ Cdl- Cdr+ Cdr- Combination meter Combination switch Csld 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 L24 Mode Mute Nca Pnk Rad 1 fuse 20a Rad 2 fuse 7.5a Radio & player Red Rl+ Rl- Rr+ Rr- Seek+ Seek- Spd Stereo jack adapter Sw1 Sw2 Swg Txm+ Txm- Vol+ Vol- 6-Speaker System Wiring Diagram, with Rear Seat Entertainment (2 of 2) for Toyota Sienna XLE 2008 List of elements for 6-Speaker System Wiring Diagram, with Rear Seat Entertainment (2 of 2) for Toyota Sienna XLE 2008: 40 Acc Adpg Auxl Auxr Center of dash) Gnd Hot at all times If (behind lower J/c 11 & 12 (behind left end of dash) 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 L1+ Left front door speaker Left front tweeter Left rear speaker Mute Nca Ntsc Pnk R/b 3 (in engine room j/b) R1+ Red Right front door speaker Right front tweeter Right rear speaker Rse fuse 7.5a Sgnd Sld Sld9 Television display Tx+ Tx- Video terminal Vv+ Vv- 6-Speaker System Wiring Diagram, without Rear Seat Entertainment for Toyota Sienna XLE 2008 List of elements for 6-Speaker System Wiring Diagram, without Rear Seat Entertainment for Toyota Sienna XLE 2008: 63 (behind (behind left end of dash) j/c 11 & 12 Acc Ali Alo Ari Aro Asgn Au1 Au2 Auxi Auxo C13 Combination meter 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 (behind lower center of dash) Ill+ Ill- Interior lights system J/c 20 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- Spd Stereo jack adapter Sw1 Sw2 Swg Upper left side of dash) Vol+ Vol-
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Shift Interlock Wiring Diagram for Toyota Sienna XLE 2008: 24 (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-ig fuse 10a Fuse box 2 (right side of of dash) 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 Sft fuse 5a Shift lock control ecu (at base of shifter assembly) Sls+ Sls- Stop fuse 10a Stop light switch (on bracket, above brake pedal) Stp
STARTING/CHARGING Charging Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Charging Wiring Diagram for Toyota Sienna XLE 2008: 30 Alt fuse 140a Alt-s fuse 7.5a Battery Battery ground C24 Charge ind Combination meter Drive ic 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 Hot at all times Hot in on or start If (behind lower center of dash) Ig+ J/c 18 (behind upper left side of dash) J/c 19 (behind upper left side of dash) J/c 47 L26 Micro computer Nca Red Starting circuit Starting Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Starting Wiring Diagram for Toyota Sienna XLE 2008: 31 Acc Am2 Am2 fuse 30a Battery Battery ground Diode (starter) E10 E11 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 47 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 Stsw
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 78 (at base of left "a" pillar) (if equipped) left front curtain shield air bag squib (at base of left "b" pillar) left pretensioner (at left "b" pillar) (if equipped) left front side air bag sensor (at left "c" pillar) (if equipped) left rear side air bag sensor (behind left rear quarter panel) (if equipped) left rear curtain shield air bag squib (under left front seat) (if equipped) left side air bag squib +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 Fsr+ Fsr- Icl+ Icl- Icr+ Icr- Ig2 Lbe+ Lbe- Left buckle switch & seat position sensor (in left front seat belt buckle assembly) Left front air bag sensor (at left front of engine compt) Lsp+ Lsp- Mpx1 Mpx2 P-ab P2+ P2- Paon Pl+ Pl- Pnk Pr+ Pr- Red Right "a" pillar) Right "b" pillar) Right front air bag sensor (at right front of engine compt) Right front curtain shield air bag squib (if equipped) (at base of Right front side air bag sensor (if equipped) (at right "b" pillar) Right pretensioner (at base of Right rear curtain shield air bag squib (if equipped) (behind right rear quarter panel) Right rear side air bag sensor (if equipped) (at right "c" pillar) Right side air bag squib (if equipped) (under right front seat) Sfl+ Sfl- Sfr+ Sfr- Sil Ssl+ Ssl- Ssr+ Ssr- Vucl Vucr Vupl Vupr W/ power seat W/o power seat Supplemental Restraints Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 59 (at right "b" pillar) bi (behind right side of dash) air bag squib (front passenger air bag assembly) (under steering wheel pad) air bag squib (steering wheel pad) Bgnd Bsw C24 Combination meter Data link connector 3 (below left side of dash) Dia Driver side j/b (behind dash, left of steering column) E10 Ecu b fuse 10a Engine room j/b (on left side of engine compt) Fsr+ Fsr- Gauge 2 fuse 7.5a Gnd H12 H22 H25 Hot at all times Hot in on or start Ic drive Ie (at left kick panel) If (behind lower center of dash) Ign fuse 7.5a J/c 18 (behind upper left side of dash) J/c 19 (behind upper left side of dash) J/c 33 & 34 (behind right side of dash) j34 J18 J33 J34 K28 L16 Left front occupant classification sensor (under driver's seat) Left rear occupant classification sensor (under driver's seat) Micro computer Occupant classification ecu (under front passenger's seat) Pnk Red Right buckle switch (in right front seat belt buckle assembly) Right front occupant classification sensor (under front passenger's seat) Right rear occupant classification sensor (under front passenger's seat) Sgd1 Sgd2 Sgd3 Sgd4 Sig1 Sig2 Sig3 Sig4 Sil Srs ind Svc1 Svc2 Svc3 Svc4 W/ automatic a/c W/ manual a/c
TRANSMISSION A/T Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008 List of elements for A/T Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 66 (behind left end of dash) j/c 3 & 4 (behind upper left center of dash) j/c 21 +b2 +bm Accel position sensor (under left side of dash) At4 Atl Batt C16 Canh Canl Computer data lines system Counter gear speed sensor (on top of transaxle) Driver side j/b (behind dash, left of steering column) Eb (at front of engine) Ed (at left side of engine compt) Efi 1 fuse 20a Efi 2 fuse 10a Efi relay End of dash) Engine control module (behind right side of dash) Engine room j/b (on left side of engine compt) Eom Ep1 Ep2 Epa Epa2 Etcs fuse 10a Gauge 1 fuse 10a H13 Hot at all times Hot in on or start Ign fuse 7.5a Igsw J/c 15 (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 side of dash) J/c 3 & 4 (behind left j4 J/c 47 J/c 48 J/c 5 & 6 (behind left J/c 5 & 6 (behind left end of dash) J/c 5 & 6 (behind left j5 end of dash) K30 L26 Mrel Nssd Nssl Park/neutral position switch (on transaxle) Pnk Red Spd St1- Stop fuse 10a Stop light switch (on bracket, above brake pedal) Stp Transmission control switch (at base of shifter assembly) Turbine speed sensor (at rear of transaxle) Vcp1 Vcp2 Vcpa Vpa Vpa1 Vpa2 A/T Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for A/T Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 71 (at rear of engine) (behind upper left side of dash) j/c 19 (w/ vsc) (w/o vsc) Bean ic C24 Combination meter Computer data lines system Drive ic Driver side j/b (behind dash, left of steering column) Dsl E01 E02 E03 E04 E05 E10 E11 E2g Eb (at front of engine) Ecu-b fuse 10a Electronically controlled transmission solenoid (on left side of transaxle) Engine control module (behind right side of dash) Engine controls system Engine coolant temperature sensor Engine room j/b (on left side of engine compt) Gauge 2 fuse 7.5a Ge01 H25 Hot at all times Hot in on or start If (behind lower center of dash) Ig+ J/c 20 (behind upper left side of dash) J/c 48 J/c 7 & 8 (behind left end of dash) Mass air flow meter (at left rear of engine compt, part of air intake assembly) Me01 Micro computer Mil ind Nc+ Nc- Nca Nsw Nt+ Nt- Red S34 S35 Short connector s34 & s35 (right side of dash) Skid control ecu w/ actuator (at left rear of engine compt) Sl1+ Sl1- Sl2+ Sl2- Sl3+ Sl3- Slt+ Slt- Sp1 Speedometer Sta Starting/ charging system Starting/charging system Stsw Tha Tho1 Throttle position sensor & throttle control motor (throttle position sensor: on throttle body assembly) (throttle control motor: at left rear of engine compt) Thw Vta1 Vta2
TRUNK, TAILGATE, FUEL DOOR Power Liftgate Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Power Liftgate Wiring Diagram for Toyota Sienna XLE 2008: 85 (at left kick panel) ie (at left side of engine compt) j/c 1 (at right side of engine compt) ea (behind upper left side of dash) (behind upper left side of dash) j/c 18 (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) Ds1 Ds2 Dsg Dsv Ecu-b fuse 10a Ecu-ig fuse 10a Ecub Ehw 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 back 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 XLE 2008 List of elements for Power Sliding Door Wiring Diagram (1 of 2) for Toyota Sienna XLE 2008: 92 (at left kick panel) ie (behind left side of dash) body ecu Act+ Act- 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 Dsds 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 (at rear of left sliding door) 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 Psds R-psd fuse 30a Ract Rda Red Right slide door S20 S21 S22 Satellite switch Sd+ Sd- Seco Sel Switch Power Sliding Door Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008 List of elements for Power Sliding Door Wiring Diagram (2 of 2) for Toyota Sienna XLE 2008: 71 (in right sliding door) right power slide door ecu 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 20 (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 (at rear of right sliding door) 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 XLE 2008 List of elements for Tailgate Release Wiring Diagram for Toyota Sienna XLE 2008: 32 Acc Back door lock assembly (at lower left center of back door) Back door opener switch (at right rear corner of vehicle) Bcty Bdsu Becu Body ecu C24 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) J/c 13 & 14 (behind left end of dash) J/c 18 (behind upper left side of dash) J/c 37 (forward of left rear wheelwell) J/c 41 (in back door) J/c 9 & 10 (behind left end of dash) J10 J13 J14 K17 L16 Tr+ W/ power rear 2 seat & stowing function W/o power rear 2 seat & w/ stowing function
WARNING SYSTEMS Key Reminder & Seat Belt Warning Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Key Reminder & Seat Belt Warning Wiring Diagram for Toyota Sienna XLE 2008: 59 (behind upper left side of dash) j/c 19 A20 A21 A22 Acc Air bag air bag sensor assembly (below center of dash) B18 Becu Bgnd Body ecu (behind left side of dash) Bsw Buzzer C24 Combination meter Computer data lines system Dcty Door ind Drive ic 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) Fsr+ Fsr- Gauge 2 fuse 7.5a Gnd1 Gnd2 H25 Hot at all times Hot in acc or on Hot in on or start Ic bean Ie (at left kick panel) If (behind lower center of dash) Ig+ J/c 11 & 12 (behind left end of dash) J/c 18 (behind upper left side of dash) J11 J12 K17 Ksw L16 Lbe+ Lbe- Left buckle switch (in left front seat belt buckle assembly) Left front door courtesy switch (at left "b" pillar) Micro computer Mpx1 Mpx2 Occupant classification ecu (under front passenger's seat) Red 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 Tire Pressure Monitoring Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Tire Pressure Monitoring Wiring Diagram for Toyota Sienna XLE 2008: 37 (behind upper left side of dash) j/c 18 +5v Automatic a/c Circuit Clsw Combination meter Computer data lines system Drive ic Driver side j/b (behind dash, left of steering column) Ecu-ig fuse 10a Gauge 2 fuse 7.5a Gnd Gnd2 H25 Hot in on or start Ie (at left kick panel) If (behind lower center of dash) Ig+ Ind J/c 20 (behind upper left side of dash) J/c 7 & 8 (behind left end of dash) L23 Manual a/c Micro computer Pnk Rda Rf5v Sil Skid control ecu w/ actuator (at left rear of engine compt) Sp1 Spd Tire pressure ind Tire pressure warning antenna & receiver (front center of headliner) Tire pressure warning ecu (left side of dash) Tire pressure warning reset switch W/ vsc W/o vsc
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Front Wiper/Washer Wiring Diagram for Toyota Sienna XLE 2008: 33 (behind dash, left (on left side of firewall) C12 C19 Combination meter Combination switch Driver side j/b Ea (at right side of engine compt) Front washer motor (at right front corner of engine compt, in washer fluid reservoir) Front washer switch Front wiper motor Front wiper switch Gauge 2 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 ind Washer level sensor (at right front of engine compt) Wip fuse 30a Wsh fuse 20a Rear Wiper/Washer Wiring Diagram for Toyota Sienna XLE 2008 List of elements for Rear Wiper/Washer Wiring Diagram for Toyota Sienna XLE 2008: 24 (forward of left rear wheelwell) j/c 37 C12 C20 Combination switch Diode (rear wiper) 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 Junction connector 46 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
