Toyota Sienna (2003-2010 ) Description of Fuses

Engine Compartment

  1. Skid Control ECU with Actuator
  2. Fuse Box
  3. Headlight Control ECU LH
  4. Cooling Fan ECU
  5. Headlight Control ECU RH

Engine Compartment Fuse Box



Fuses Specifications
No. Name A Description
1 MAIN 30 Headlights, daytime running light system, "H−LP RL” and "H−LP LL” fuses
2 AM2 30 "INJ”, "IGN” and "GAUGE2” fuses
3 ETCS 10 Multiport fuel injection system/sequential multiport fuel injection system
4 DRL 20 Daytime running light system, "H−LP RH” and "H−LP LH” fuses
5 DOOR NO.2 25 Power door lock system
6 HORN 10 Horns
7 DOME 10 Personal/interior lights, vanity lights, door courtesy lights, luggage compartment light, engine switch light, multi−information display
8 RAD NO.1 20 2003-2006: Audio system, navigation system
15 2007-2010: Audio system
9 EFI NO.1 20 Multiport fuel injection system/sequential multiport fuel injection system, "EFI NO.2” fuse
10 ALT-S 7.5 Charging system
11 HAZ 15 Turn signal lights, emergency flashers
12 ECU-B 10 Power sliding door, air conditioning system, power windows, multiplex communication system, meter and gauge, wireless remote control system
13 H−LP RL 15 Right−hand headlight (low beam)
H-LP RH 15 Right−hand headlight
14 H−LP LL 15 Left−hand headlight (low beam), front fog lights
H-LP LH 15 Left−hand headlight
15 RAD NO.3 30 Audio system
16 EFI NO.2 10 Multiport fuel injection system/sequential multiport fuel injection system
17 A/F 25 A/F sensor
18 SPARE 15 Spare fuse
19 SPARE 20 Spare fuse
20 SPARE 30 Spare fuse
21 SPARE 30 Spare fuse
22 RR2 SEAT 50 Power third seat
23 HTR 50 Air conditioning system, "A/C” fuse
24 FAN 50 Electric cooling fans
25 PBD 30 Power back door
26 R-PSD 30 Right side power sliding door
27 L-PSD 30 Left side power sliding door
28 RR A/C 40 Rear air conditioning system
29 DEF 40 Rear window defogger, "MIR HTR” fuse
30 SPARE 7.5 Spare fuse
31 ALT 140 Charging system, "RR A/C”, "HTR”, "FAN”, "PBD”, "R−PSD”, "L−PSD” and "DEF” fuses
32 ABS1 50 Anti-lock brake system, traction control system, vehicle stability control system
33 ABS2 30 Anti-lock brake system, traction control system, vehicle stability control system
34 ST 30 Starting system
35 L-RR2 SEAT 30 Power third seat
36 R-RR2 SEAT 30 Power third seat
37 H−LP RH 10 Right−hand headlight
H-LP RL 10 Right-hand headlight (low beam)
38 H−LP LH 10 Left−hand headlight
H-LP LL 10 Left-hand headlight (low beam), front fog lights
39 RSE 7.5 Rear seat entertainment system
40 INJ 10 2007-2010: Multiport fuel injection system/ sequential multiport fuel injection system
41 - - Short Pin
42 - - -
43 - - -
44 - - -
45 - - -
46 - - -
47 - - -
48 - - -
49 - - -
50 - - -
51 - - -
52 - - Short Pin
Relay
R1 Stop lights (BRK)
R2 Air fuel ratio sensor (A/F)
R3 Circuit opening (C/OPN)
R4 Headlight (HEAD)
R5 EFI
R6 Short Pin
R7 Rear windshield defogger (DEFOG)
R8 Horn
R9 Vehicle stability control (VSC MTR)
R10 Vehicle stability control (VSC FAIL)
R11 Daytime running light (DRL NO.4)
R12 Daytime running light (DRL NO.2)
R13 Daytime running light (DRL NO.3)
R14 Electric cooling fan (FAN)
R15 Rear air conditioning system (RR A/C)
R16 Heater (HTR) (manual A/C)
Short Pin (automatic A/C)
R17 Starter (ST)
R18 Air conditioner compressor clutch (MG CLT)
R19 -


Passenger Compartment

  1. Front Window Deicer Relay
  2. Fuse Box
  3. Body ECU
  4. Dome Cut Relay
  5. Turn Signal Flasher
  6. Inverter Relay
  7. Clearance Sonar ECU
  8. A/C Control Assembly
  9. Transponder Key Computer
  10. Door Lock Control Receiver
  11. Glass Antenna Amplifier
  12. Stereo Component Amplifier
  13. Distance Control ECU
  14. Additional Fuse Box
  15. Engine Control Module
  16. Shift Lock Control ECU
  17. Airbag Sensor Assembly
  18. Transponder Key Amplifier

Passenger Compartment Fuse Box



Fuses Specifications
No. Name A Description
1 MIR HTR 10 Outside rear view mirror defoggers
2 RAD2 7.5 Audio system, navigation system, rear seat entertainment system
3 PWR OUTLET 15 Power outlets
4 CIG 15 Cigarette lighter
5 ECU ACC 7.5 Shift lock control system, air conditioning system, power rear view mirror control
6 GAUGE2 7.5 Meter and gauge
7 IGN 7.5 Multiport fuel injection system/ sequential multiport fuel injection system, SRS airbag system, multiplex communication system
8 INJ 15 2003-2006: Multiport fuel injection system/ sequential multiport fuel injection system
IG2 7.5 2007-2010: Multiport fuel injection system/ sequential multiport fuel injection system
9 RR WIP 15 Rear window wiper
10 WIP 30 Windshield wiper and rear window wiper
11 GAUGE1 10 Back-up lights, turn signal lights, emergency flashers
12 S-HTR 15 Seat heaters
13 WSH 20 Windshield washer and rear window washer
14 HTR 10 Air conditioning system
15 - - -
16 ECU-IG 10 Intuitive parking assist system, rear view monitor system, multiplex communication system, multiport fuel injection system/sequential multiport fuel injection system, antilock brake system, traction control system, vehicle stability control system, shift lock control system, dynamic laser cruise control system, seat heaters, power back door, moon roof, multi-information display, auto anti-glare inside rear view mirror, power windows, power outlets (115 V), power third seat, driving position memory system
17 PANEL 10 Air conditioning system, seat heaters, audio system, navigation system, power sliding door, power back door, trip information display, rear window defogger, emergency flashers, instrument panel lights, steering switch lights
18 TAIL 10 Stop/tail lights, license plate lights, parking lights, side maker lights
19 S/ROOF 25 Moon roof
20 - - -
21 AC INV 15 Power outlets (115 V)
22 FR DEF 15 Windshield wiper de-icer
23 AM1 7.5 Multiport fuel injection system/ sequential multiport fuel injection system, starter system
24 - - -
25 - - -
26 STOP 10 Stop/tail lights, high mounted stoplight, shift lock control system, antilock brake system, traction control system, vehicle stability control system, multiport fuel injection system/sequential multiport fuel injection system, multiplex communication system
27 P/W 25 Power windows, power rearview mirror
28 OBD 7.5 On-board diagnosis system
29 FOG 15 Front fog lights
30 - - -
31 - - -
32 PA/ENT 15 Power quarter windows


Fuses Specifications
No. Name A Description
1 P/SEAT 30 Power seats
2 POWER 30 Power windows
Relay
R1 Fog Lights
R2 Tail Lights
R3 Accessory Relay (ACC)
R4 Power Relay (PWR)
R5 Ignition (IG1)

Additional Fuse Box

1. Open the glove box. Slide off the damper
2. Push in each side of the glove box to disconnect the claws
Fuses Specifications
No. Name A Description
1 ST 7.5 Multiport fuel injection system/sequential multiport fuel injection system
2 A/C 7.5 Manual air conditioning system
3 SFT 5 Shift lock control system


  1. Outer Mirror Control ECU LH
  2. Outer Mirror Control ECU RH
  3. Moon Roof Control ECU
  4. Power Slide Door ECU RH
  5. Rear Wiper Motor and Relay
  6. Power Back Door ECU
  7. Power Slide Door ECU LH