Sienna V6-3.0L (1MZ-FE) (2003): Heating and Air Conditioning

Also for this vehicle: Sienna AWD V6-3.3L (3MZ-FE) (2004), Sienna AWD V6-3.5L (2GR-FE) (2007), Sienna FWD L4-2.7L (1AR-FE) (2011), Sienna FWD V6-3.3L (3MZ-FE) (2006), Sienna FWD V6-3.5L (2GR-FE) (2009), Sienna LE V6-3.0L (1MZ-FE) (1998).

Diagnostics Maintenance Engine General Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Hybrid Drive Systems Hybrid Drive Systems: Sections
06Powertrain Management Powertrain Management: Sections
07Transmission and Drivetrain Transmission and Drivetrain: Sections
08Brakes and Traction Control Brakes and Traction Control: Sections
09Starting and Charging Starting and Charging: Sections
10Power and Ground Distribution Power and Ground Distribution: Sections
11Steering and Suspension Steering and Suspension: Sections
12Heating and Air Conditioning Heating and Air Conditioning: Sections
- Air Conditioning Switch › Component Information › Locations2
- Air Door, HVAC › Air Door Actuator / Motor, HVAC › Component Information › Testing and Inspection › Air Mix Servomotor2 3 4
- Ambient Temperature Sensor / Switch HVAC › Component Information › Locations2 3
- Blower Motor › Component Information9 pages
- Blower Motor Relay › Component Information11 pages
  - Locations › Front Heater Relay2 3 4 5 6
  - Testing and Inspection › Front Heater Relay2 3 4 5
- Blower Motor Resistor › Component Information › Testing and Inspection › Front A/C Blower Resistor2 3
- Blower Motor Switch › Component Information › Locations2 3 4
- Cabin Temperature Sensor / Switch › Component Information3 pages
  - Locations
  - Service and Repair › Inlet Air Temperature Sensor2
- Compressor HVAC › Compressor Clutch › Component Information17 pages
- Compressor Clutch Relay › Component Information › Technical Service Bulletins2 pages
  - Customer Interest for Compressor Clutch Relay: › EL011-05 › Jun › 05 › A/C - Inoperative/A/C Light Flashing
  - All Technical Service Bulletins for Compressor Clutch Relay: › EL011-05 › Jun › 05 › A/C - Inoperative/A/C Light Flashing
- Compressor Speed Sensor, HVAC › Component Information › Locations
- Condenser HVAC › Component Information › Testing and Inspection2 3
- Condenser Fan › Component Information45 pages
- Condenser Fan Motor Relay, HVAC › Component Information › Locations2
- Control Assembly, HVAC › Component Information19 pages
- Control Module HVAC › Component Information7 pages
  - Testing and Inspection › Component Tests and General Diagnostics2 3 4 5
  - Service and Repair › Air Conditioning Amplifier2
- Coolant Temperature Sensor / Switch HVAC › Component Information › Locations2
- Evaporator Case › Component Information17 pages
- Evaporator Temperature Sensor / Switch › Component Information › Locations
- Heater Control Valve › Component Information › Testing and Inspection2 3
- Heater Core › Component Information › Testing and Inspection2
- Heater Core Case › Component Information11 pages
  - Locations2 3
  - Service and Repair › Front Heater2 3 4 5 6 7 8
- Hose/Line HVAC › Component Information › Specifications2 3 4 5 6
- Power Transistor HVAC › Component Information › Testing and Inspection › Rear Cooler2
- Receiver Dryer › Component Information › Testing and Inspection2 3
- Refrigerant › Component Information › Specifications › Capacity Specifications2
- Refrigerant Oil › Component Information › Specifications › Capacity Specifications2
- Refrigerant Pressure Sensor / Switch, HVAC › Component Information › Locations2 3 4
- Relays and Modules - HVAC26 pages
  - Blower Motor Relay › Component Information11 pages
    Locations › Front Heater Relay2 3 4 5 6
    Testing and Inspection › Front Heater Relay2 3 4 5
  - Compressor Clutch Relay › Component Information › Technical Service Bulletins6 pages
    Customer Interest: › EL011-05 › Jun › 05 › A/C - Inoperative/A/C Light Flashing
    All Technical Service Bulletins: › EL011-05 › Jun › 05 › A/C - Inoperative/A/C Light Flashing
    All Other Service Bulletins for Compressor Clutch Relay: › EG013R-03 › Dec › 03 › Emissions - MIL ON/DTC's P0440/P0441/P04462 3 4
    All Other Service Bulletins for Compressor Clutch Relay: › EG013R-03 › Dec › 03 › Emissions - MIL ON/DTC's P0440/P0441/P0446
  - Condenser Fan Motor Relay, HVAC › Component Information › Locations2
  - Control Module HVAC › Component Information7 pages
    Testing and Inspection › Component Tests and General Diagnostics2 3 4 5
    Service and Repair › Air Conditioning Amplifier2
- Sensors and Switches - HVAC22 pages
- Solar Sensor, HVAC › Component Information › Locations2
13Restraint Systems Restraint Systems: Sections
14Accessories and Optional Equipment Accessories and Optional Equipment: Sections
15Body and Frame Body and Frame: Sections
16Cruise Control Cruise Control: Sections
17Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
18Lighting and Horns Lighting and Horns: Sections
19Windows and Glass Windows and Glass: Sections
20Wiper and Washer Systems Wiper and Washer Systems: Sections