4 Runner 2WD V8-4.7L (2UZ-FE) (2003): Heating and Air Conditioning

Also for this vehicle: 4 Runner 2WD L4-144.4 2366cc 2.4L SOHC (22R-E) (1990), 4 Runner 2WD L4-2.7L (2TR-FE) (2010), 4 Runner 2WD L4-2.7L (3RZ-FE) (1996), 4 Runner 2WD L4-2693cc 2.7L DOHC MFI (1997), 4 Runner 2WD V6-180.5 2959cc 3.0L SOHC (3VZ-E) (1992), 4 Runner 2WD V6-4.0L (1GR-FE) (2006), 4 Runner 4WD L4-144.4 2366cc 2.4L SOHC (22R-E) (1986), 4 Runner 4WD L4-2.7L (3RZ-FE) (1996), 4 Runner 4WD L4-2366cc 2.4L SOHC (22R) (1984), 4 Runner 4WD L4-2366cc 2.4L SOHC Turbo (22R-TE) (1987), 4 Runner 4WD V6-180.5 2959cc 3.0L SOHC (3VZ-E) (1989), 4 Runner 4WD V6-4.0L (1GR-FE) (2006), 4 Runner 4WD V8-4.7L (2UZ-FE) (2003), 4 Runner Limited 2WD V6-3.4L (5VZ-FE) (1997), 4 Runner SR5 2WD V6-3.4L (5VZ-FE) (1997).

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

1. 01Relays and ModulesRelays and Modules: Sections
2. 02Sensors and SwitchesSensors and Switches: Sections
3. 03MaintenanceMaintenance: Sections
4. 04Engine, Cooling and ExhaustEngine, Cooling and Exhaust: Sections
5. 05Hybrid Drive SystemsHybrid Drive Systems: Sections
6. 06Powertrain ManagementPowertrain Management: Sections
7. 07Transmission and DrivetrainTransmission and Drivetrain: Sections
8. 08Brakes and Traction ControlBrakes and Traction Control: Sections
9. 09Starting and ChargingStarting and Charging: Sections
10. 10Power and Ground DistributionPower and Ground Distribution: Sections
11. 11Steering and SuspensionSteering and Suspension: Sections
12. 12Heating and Air ConditioningHeating and Air Conditioning: Sections
    • Air Door, HVAC › Air Door Actuator / Motor, HVAC › Component Information › Locations
    • Ambient Temperature Sensor / Switch HVAC › Component Information › Locations2
    • Blower Motor › Component Information › Technical Service Bulletins22 pages

      • All Technical Service Bulletins for Blower Motor:11 pages

        • AC002-07 › May › 07 › A/C - Blower Motor Ice Build-Up234567
        • AC004R-05 › Sep › 05 › A/C - Erratic Blower Motor Operation234
      • Customer Interest for Blower Motor:11 pages

        • AC002-07 › May › 07 › A/C - Blower Motor Ice Build-Up234567
        • AC004R-05 › Sep › 05 › A/C - Erratic Blower Motor Operation234
    • Blower Motor Relay › Component Information › Locations2
    • Cabin Air Filter › Component Information › Service and Repair
    • Cabin Temperature Sensor / Switch › Component Information › Locations2
    • Compressor HVAC › Compressor Clutch › Component Information › Testing and Inspection2345
    • 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 › Locations2
    • Condenser HVAC › Component Information › Specifications2345678
    • Control Assembly, HVAC › Component Information › Technical Service Bulletins6 pages

      • All Technical Service Bulletins for Control Assembly: › SB0113-09 › Apr › 10 › A/C - Control Panel Illumination Too Dim/Flickers23
      • Customer Interest for Control Assembly: › SB0113-09 › Apr › 10 › A/C - Control Panel Illumination Too Dim/Flickers23
    • Control Module HVAC › Component Information5 pages

      • Locations
      • Testing and Inspection › Pinout Values and Diagnostic Parameters234
    • Coolant Temperature Sensor / Switch HVAC › Component Information › Locations
    • Evaporator Case › Component Information › Locations234567891011121314151617
    • Evaporator Temperature Sensor / Switch › Component Information › Locations2
    • Heater Core Case › Component Information › Locations234567891011121314151617
    • Hose/Line HVAC › Component Information › Specifications234
    • Refrigerant › Component Information › Specifications › Capacity Specifications2
    • Refrigerant Oil › Component Information › Specifications › Capacity Specifications2
    • Refrigerant Pressure Sensor / Switch, HVAC › Component Information › Locations2
    • Relays and Modules - HVAC10 pages

      • Blower Motor Relay › Component Information › Locations2
      • 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
      • Control Module HVAC › Component Information5 pages

        • Locations
        • Testing and Inspection › Pinout Values and Diagnostic Parameters234
      • System Relay, HVAC › Component Information › Locations
    • Sensors and Switches - HVAC12 pages

      • Ambient Temperature Sensor / Switch HVAC › Component Information › Locations2
      • Cabin Temperature Sensor / Switch › Component Information › Locations2
      • Compressor Speed Sensor, HVAC › Component Information › Locations2
      • Coolant Temperature Sensor / Switch HVAC › Component Information › Locations
      • Evaporator Temperature Sensor / Switch › Component Information › Locations2
      • Refrigerant Pressure Sensor / Switch, HVAC › Component Information › Locations2
      • Solar Sensor, HVAC › Component Information › Locations
    • Solar Sensor, HVAC › Component Information › Locations
    • System Relay, HVAC › Component Information › Locations
13. 13Restraint SystemsRestraint Systems: Sections
14. 14Accessories and Optional EquipmentAccessories and Optional Equipment: Sections
15. 15Body and FrameBody and Frame: Sections
16. 16Cruise ControlCruise Control: Sections
17. 17Instrument Panel, Gauges and Warning IndicatorsInstrument Panel, Gauges and Warning Indicators: Sections
18. 18Lighting and HornsLighting and Horns: Sections
19. 19Windows and GlassWindows and Glass: Sections
20. 20Wiper and Washer SystemsWiper and Washer Systems: Sections