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Switch & Relay & Computer fit your 2003 Toyota Sienna
Currently shopping for
2003 Toyota Sienna
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Currently selected
Electrical
- ABS & VSC
- Air Bag
- Antenna
- Anti-Theft Device
- Automatic Light Control System (Conlight)
- Back Up Lamp
- Battery & Battery Cable
- Center Stop Lamp
- Cruise Control (Auto Drive)
- Electronic Fuel Injection System
- Fog Lamp
- Front Turn Signal Lamp
- Headlamp
- Heating & Air Conditioning - Compressor
- Heating & Air Conditioning - Control & Air Duct
- Heating & Air Conditioning - Cooler Piping
- Heating & Air Conditioning - Cooler Unit
- Heating & Air Conditioning - Heater Unit & Blower
- Heating & Air Conditioning - Water Piping
- Horn
- Indicator
- Interior Lamp
- Meter
- Mirror
- Overdrive & Electronic Controlled Transmission
- Radio Receiver & Amplifier & Condenser
- Rear Combination Lamp
- Rear License Plate Lamp
- Rear Washer
- Rear Wiper
- Speaker
- Switch & Relay & Computer
- Windshield Washer
- Windshield Wiper
- Wireless Door Lock
- Wiring & Clamp
Other Categories
Body
Engine/Fuel/Tool
Power Train/Chassis
Parts Questions
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
$201.41 $141.681
$33.77 $24.161
$7.24 $5.181
- Switch Assy, Oil Pressure (For Engine)
$63.56 $45.471 
$63.56 $45.471
$53.64 $38.381
- Bulb, Power Slide Control Switch, NO.1
84999-10320
Bulb, Power Slide Control Switch, NO.1- 14V 0.84W,RH DOOR
14V 0.84W - Fitting Vehicle Options: MCL10.. LE; MCL10.. CE
- Part Name Code: 84963B
$13.59 $9.721 - 14V 0.84W,RH DOOR
- 84999-10320
Bulb, Power Slide Control Switch, NO.1- 14V 0.84W
- Fitting Vehicle Options: MCL10.. LE
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84963B
$13.59 $9.721
$12.15 $8.701
$22.42 $16.041
84231-08030
Switch, Courtesy Lamp (For Slide Door)- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84234E
$28.42 $20.331
84231-08030
Switch Assy, Courtesy Lamp (For Front Door)- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84233
$28.42 $20.331
$23.18 $16.581
- $23.18 $16.581
- $23.18 $16.581
- Relay, Fog Lamp
$123.75 $87.791 
$123.75 $87.791
- Relay, Seat Heater$123.75 $87.791
- $123.75 $87.791
- Relay, Magnet-Clutch$123.75 $87.791
- $123.75 $87.791
- Relay, Tail Lamp$123.75 $87.791
- $123.75 $87.791
- Relay, Back Up Lamp$123.75 $87.791
- $123.75 $87.791
- Relay, Power Outlet Socket$123.75 $87.791
- $123.75 $87.791
- Relay, Cooling Fan, NO.2$123.75 $87.791
- $123.75 $87.791
- Relay Assy, Horn$123.75 $87.791
- $123.75 $87.791
- Relay Assy, Power Window$123.75 $87.791
- $123.75 $87.791
- Relay, Defogger$123.75 $87.791
- $123.75 $87.791
- Gage Assy, Water Temperature Sender
$48.22 $34.501 
$48.48 $34.69
$208.14 $146.401
$52.61 $37.641
- Flasher Assy, Turn Signal
$73.28 $52.431 
$73.28 $52.431
- Switch Assy, Stop Lamp
84340-32110
Switch Assy, Stop Lamp- W(POWER WINDOW),MATSUSHITA
- Fitting Vehicle Options: MCL10.. WG
- Part Name Code: 84340
- Replaced By: 84340-06010
$109.04 $77.351 
84340-06010
Switch Assy, Stop Lamp- W(POWER WINDOW),TOKAIRIKA
- Fitting Vehicle Options: MCL10.. WG
- Part Name Code: 84340
$109.04 $77.351
84340-32090
Switch Assy, Stop Lamp- Fitting Vehicle Options: MCL10.. CE
- Part Name Code: 84340
- Replaced By: 84340-42010
$44.13 $31.571
$140.18 $99.451
- Relay, Rear Blower
90987-04004
Relay, Rear Blower- DENSO JAPAN
- Require Quantity: 3
- Package Quantity: 1
- Part Name Code: 85910L
- Replaced By: 90084-98032
$76.17 $54.491 
$76.17 $54.491
- Relay, Cooling Fan, NO.3$76.17 $54.491
- $76.17 $54.491
$98.24 $69.691
$35.00 $25.041
- Sensor, Wide Range Air Fuel Ratio
$285.41 $199.041 
$285.41 $199.041
- Bulb, Power Slide Control Switch, NO.2
90010-01039
Bulb, Power Slide Control Switch, NO.2- 14V0.91W,W(GREEN CAP
- Fitting Vehicle Options: MCL10.. LE
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84963C
$6.75 $4.831 - 90010-01039
Bulb, Power Slide Control Switch, NO.2- 14V0.91W,W(GREEN CAP
14V0.91W,W(GREEN CAP,RH DOOR - Fitting Vehicle Options: MCL10.. CE; MCL10.. LE
- Part Name Code: 84963C
$6.75 $4.831
$4.86 $3.471
$43.27 $30.951
$83.09 $59.451
- $83.09 $59.451
- Switch, Temperature Detect
$186.93 $131.481 
$184.35 $129.671
$43.01 $30.771
$2.30 $1.641
- $2.30 $1.641
$168.75 $118.701
$9.60 $6.871
$227.19 $159.801
$83.09 $59.451
$12.15 $8.701
$49.33 $35.301
$501.95 $341.001
$636.08 $432.121
$3.02 $2.151
$89.95 $63.811
- Cover, Power Outlet Socket, Rear
85535-34030-C0
Cover, Power Outlet Socket, Rear- BLACK,TRIM1#,4#
- Location: Rear
- Part Name Code: 85535C
- Replaced By: 85535-0E010-C2
$23.65 $16.921 - 85535-34030-B1
Cover, Power Outlet Socket, Rear- LT. BLUISHGRAY,TRIM1#
- Location: Rear
- Part Name Code: 85535C
- Replaced By: 85535-0E010-C2
$23.65 $16.921 - 85535-34030-E1
Cover, Power Outlet Socket, Rear- MD. OAK,TRIM4#
- Location: Rear
- Part Name Code: 85535C
- Replaced By: 85535-0E010-C2
$23.65 $16.921
- Cover, Power Outlet Socket, No.185535-34030-C0
Cover, Power Outlet Socket, No.1- BLACK,TRIM1#,4#
- Part Name Code: 85535B
- Replaced By: 85535-0E010-C2
$23.65 $16.921 - 85535-34030-B1
Cover, Power Outlet Socket, No.1- LT. BLUISHGRAY,TRIM1#
- Part Name Code: 85535B
- Replaced By: 85535-0E010-C2
$23.65 $16.921 - 85535-34030-E1
Cover, Power Outlet Socket, No.1- MD. OAK,TRIM4#
- Part Name Code: 85535B
- Replaced By: 85535-0E010-C2
$23.65 $16.921
- Block Assy, Relay, Cowl Side
82660-20340
Block Assy, Relay, Cowl Side- W(SEAT HEATER & FOG LAMP)
- Fitting Vehicle Options: MCL10.. LE
- Require Quantity: 4
- Package Quantity: 1
- Part Name Code: 82660A
$11.78 $8.431 - 82660-20340
Block Assy, Relay, Cowl Side- Fitting Vehicle Options: MCL10
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 82660A
$11.78 $8.431 - 82660-20340
Block Assy, Relay, Cowl Side- W(SEAT HEATER)
- Fitting Vehicle Options: MCL10
- Require Quantity: 3
- Package Quantity: 1
- Part Name Code: 82660A
$11.78 $8.431
- Switch Assy, Headlamp Dimmer
84140-07030
Switch Assy, Headlamp Dimmer- W(FOG LAMP)
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84140
$154.46 $109.571 - $164.87 $116.961
$404.51 $282.101
$327.55 $228.431
90011-01003
Bulb, Hazard Warning Signal Switch- 14V 0.91W
- Part Name Code: 84330B
- Replaced By: 84999-10860
$12.15 $8.701
- Bulb, Heater Blower Switch
$8.96 $6.411 
90069-98004
Bulb, Heater Blower Switch- 14V 1.4W
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84730B
- Replaced By: (MultiSupersession)
- Fuse, Fuse Block
$2.92 $2.091 
$2.92 $2.091
$2.92 $2.091
$2.92 $2.091- $2.73 $1.951
$3.62 $2.591
$89.95 $63.811
$44.05 $31.511
$111.63 $79.191
$351.71 $245.281
$33.24 $23.791
$25.14 $17.981
- Cover, Junction Block
$69.85 $49.971 - 82672-08040
Cover, Junction Block- TYPE B:REFER TO ILLUSTRATION,UPPER
- Location: Upper
- Part Name Code: 82672B
$79.62 $56.971 
$114.24 $81.041
$6.12 $4.381
- Block Assy, Junction, NO.1
$532.24 $361.581
$57.55 $41.171
$133.32 $94.581
$247.93 $174.391
- Switch Assy, Room Lamp NO.1
84170-AE010-A0
Switch Assy, Room Lamp NO.1- IVORY,TRIM4#
- Fitting Vehicle Options: MCL10.. CE
- Part Name Code: 84170A
$109.47 $77.661 - 84170-AE010-B0
Switch Assy, Room Lamp NO.1- LT.BLUISH GRAY,TRIM1#
- Fitting Vehicle Options: MCL10.. WG.. CE
- Part Name Code: 84170A
- 84170-AE020-A0
Switch Assy, Room Lamp NO.1- IVORY,TRIM4#
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84170A
- 84170-AE020-B0
Switch Assy, Room Lamp NO.1- LT.BLUISH GRAY,TRIM1#
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84170A
$35.83 $25.631
- Junction, Slide Door Control, Male
84261-08011
Junction, Slide Door Control, Male- RH & LH
- Location: Passenger Side & Driver Side
- Fitting Vehicle Options: MCL10.. 5D.. CE
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84261B
$55.05 $39.391 - 84261-08021
Junction, Slide Door Control, Male- W(POWER DOOR LOCK)
- Location: Passenger Side
- Fitting Vehicle Options: MCL10.. 5D
- Part Name Code: 84261B
$124.61 $88.411 - 84261-08031
Junction, Slide Door Control, Male- W(SECURITY SYSTEM)
- Location: Passenger Side
- Fitting Vehicle Options: MCL10.. 5D.. LE
- Part Name Code: 84261B
$152.31 $108.051 - 84261-08041
Junction, Slide Door Control, Male- W(EASY CLOSER & AUTO SLIDE DOOR)
- Location: Passenger Side
- Fitting Vehicle Options: MCL10.. 5D.. LE; MCL10
- Part Name Code: 84261B
$190.38 $133.921 - 84261-08051
Junction, Slide Door Control, Male- W(POWER DOOR LOCK)
- Location: Driver Side
- Fitting Vehicle Options: MCL10.. 5D
- Part Name Code: 84261B
$118.20 $83.851 - 84261-08061
Junction, Slide Door Control, Male- W(SECURITY SYSTEM)
- Location: Driver Side
- Fitting Vehicle Options: MCL10.. 5D.. LE
- Part Name Code: 84261B
$121.39 $86.121 - 84261-08070
Junction, Slide Door Control, Male- W(EASY CLOSER & AUTO SLIDE DOOR)
- Location: Driver Side
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84261B
- Junction, Slide Door Control, Female
84262-08011
Junction, Slide Door Control, Female- RH & LH
- Location: Passenger Side & Driver Side
- Fitting Vehicle Options: MCL10.. 5D.. CE
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84262B
$67.38 $48.211 - 84262-08021
Junction, Slide Door Control, Female- W(POWER DOOR LOCK)
- Location: Passenger Side
- Fitting Vehicle Options: MCL10.. 5D
- Part Name Code: 84262B
$101.20 $71.791 
84262-08031
Junction, Slide Door Control, Female- W(SECURITY SYSTEM)
- Location: Passenger Side
- Fitting Vehicle Options: MCL10.. 5D.. LE
- Part Name Code: 84262B
$89.85 $63.731- 84262-08041
Junction, Slide Door Control, Female- W(EASY CLOSER & AUTO SLIDE DOOR)
- Location: Passenger Side
- Fitting Vehicle Options: MCL10.. 5D.. LE; MCL10
- Part Name Code: 84262B
$142.37 $101.001 - 84262-08061
Junction, Slide Door Control, Female- W(SECURITY SYSTEM)
- Location: Driver Side
- Fitting Vehicle Options: MCL10.. 5D.. LE
- Part Name Code: 84262B
$89.85 $63.731 
84262-08070
Junction, Slide Door Control, Female- W(EASY CLOSER & AUTO SLIDE DOOR)
- Location: Driver Side
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84262B
$95.56 $67.791- 84262-08051
Junction, Slide Door Control, Female- W(POWER DOOR LOCK)
- Location: Driver Side
- Fitting Vehicle Options: MCL10.. 5D
- Part Name Code: 84262B
- Switch Assy, Turn Signal
$505.33 $343.291 - 84310-08070
Switch Assy, Turn Signal- W(FOG LAMP)
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84310
$522.02 $354.641
$95.32 $67.611
- Switch Assy, Heater Blower
$127.17 $90.221 
84732-08050-C0
Switch Assy, Heater Blower- BLACK,TRIM1#,4#
- Fitting Vehicle Options: MCL10
- Part Name Code: 84730R
$177.42 $124.801- 84732-08060-C0
Switch Assy, Heater Blower- W(DUAL AUTOMATIC AIR CONDITIONER),BLACK,TRIM1#,4#
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84730R
$159.23 $112.961
- Switch, Seat Heater
$151.48 $107.461 
$38.87 $32.381
$111.19 $78.881
$540.89 $367.451
$154.03 $109.271
- Switch Sub-Assy, Door Un-Lock
$107.75 $76.441
$64.48 $46.121
- Knob, Power Seat Switch (For Reclining)
$41.26 $29.521 
$47.18 $33.751
- Knob, Power Seat Switch (For Slide & Vertical)
84921-AA030-B1
Knob, Power Seat Switch (For Slide & Vertical)- LT. BLUISH GRAY,TRIM1#
- Part Name Code: 84921B
$35.05 $25.071 - $36.92 $26.421
$202.94 $142.741
$109.47 $77.661
$140.64 $99.771
- Switch, Power Slide Door Control, NO.2
84963-45030
Switch, Power Slide Door Control, NO.2- RH DOOR
- Fitting Vehicle Options: MCL10; MCL10.. LE
- Part Name Code: 84963A
$144.49 $102.511 - 84963-45060
Switch, Power Slide Door Control, NO.2- LH DOOR
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84963A
$86.86 $61.621
- Switch, Power Slide Door Control, NO.1
84963-45050
Switch, Power Slide Door Control, NO.1- LH DOOR
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 84963
$106.45 $75.521 - 84963-45040
Switch, Power Slide Door Control, NO.1- RH DOOR
- Fitting Vehicle Options: MCL10; MCL10.. LE
- Part Name Code: 84963
- Cap, Heater Blower Switch Bulb
$3.99 $2.861 
90069-09014
Cap, Heater Blower Switch Bulb- NO.2
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84730D
$6.75 $4.831
84999-10330
Bulb, Seat Heater Switch- 14.5V 0.87W
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84751B
- Replaced By: 84999-10190
$17.01 $12.171
$31.84 $22.781
$39.82 $28.491
- Relay & Switch Assy, Sliding Roof
$636.08 $432.121
- Computer, Slide Door Control, RH
85972-08010
Computer, Slide Door Control, RH- RH
- Location: Passenger Side
- Fitting Vehicle Options: MCL10; MCL10.. LE
- Part Name Code: 85972
$409.35 $285.481 
85972-08020
Computer, Slide Door Control, RH- LH
- Fitting Vehicle Options: MCL10.. LE
- Part Name Code: 85972
$406.05 $283.171
$15.49 $11.081
$22.04 $15.771
$151.98 $107.251
$414.66 $289.181
- $6.75 $4.831
$103.84 $73.67
- 90069-98004
Bulb, Rear Heater Blower Switch- 14V 1.4W
- Part Name Code: 84732B
- Replaced By: (MultiSupersession)
$2.13 $1.521
$1.03 $0.7420
$1.70 $1.211
$2.04 $1.461
$0.11 $0.071
$1.84 $1.321
$1.61 $1.151
$1.58 $1.131
$1.55 $1.111
$1.58 $1.131
$1.70 $1.211
$1.55 $1.111
$1.21 $0.871
$1.58 $1.131
$4.17 $2.981
$1.90 $1.361
$1.90 $1.361
$1.21 $0.871
- $1.55 $1.111
$1.90 $1.361
$1.90 $1.361
$1.47 $1.051
$1.29 $0.931
$0.11 $0.071
$4.02 $2.881
$1.61 $1.151
$1.44 $1.021
Genuine Toyota Parts, the Right Choice
ToyotaPartsDeal.com offers the wholesale prices for genuine 2003 Toyota Sienna parts. Parts like Switch & Relay & Computer are shipped directly from authorized Toyota dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.0L. Trim: CE, LE.