2004 Toyota Highlander A/C & Heater Service (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2004 Toyota Highlander car and truck repair procedures including Toyota engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your 2004 Toyota Highlander automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2004 Toyota Highlander

  • 2004 Toyota Highlander 3.3 V6 GAS, CC:3300, Fuel Injection
  • 2004 Toyota Highlander 2.4 L4 GAS, CC:2362, Fuel Injection

A/C & HEATER SERVICE PROCEDURES FOR 2004 Toyota Highlander AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2004 Toyota Highlander cars and light trucks from 1990+

Toyota -> Manual Air Conditioning & Heater System Diagnosis & Testing -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2004 Toyota Highlander 2.4 L4 GAS

Air Bag System Disarming & Arming

Refer to and for air bag system disarming and arming procedures.

Audio Coded Anti-Theft System

Some models are equipped with an audio coded anti-theft system that will disable the radio when the battery cable is disconnected. The system can be identified by the "ANTI-THEFT SYSTEM" on the cassette tape lid. Obtain 3-digit customer code for input. Reset system after service as follows:

  • Obtain 3-digit audio anti-theft code.
  • Depress 1 (PROG) while depressing righthand side of TUNE SEEK button. - - - will ap...

CLICK HERE TO GET FULL ACCESS TO 2004 Toyota Highlander A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2004 Toyota Highlander AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2004 Toyota Highlander cars and light trucks from 1990+

Air Bag System Precautions -> Toyota -> Disarming
Vehicle: 2004 Toyota Highlander 3.3 V6 GAS

The Supplemental Restraint System (SRS) incorporates a back up energy source that can maintain sufficient voltage to cause a deployment for up to 90 seconds after the ignition switch is turned off and the battery is disconnected.

When the battery is disconnected all vehicle memory is lost, make notes of radio station settings. Never use a back-up power source from outside the vehicle.

  • Note radio station settings before disconnecting battery, as all vehicle memory will be lost.
  • Place ...

CLICK HERE TO GET FULL ACCESS TO 2004 Toyota Highlander A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2004 Toyota Highlander AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2004 Toyota Highlander cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 2003-04 -> Leak Test -> Electronic Leak Detectors -> Fluid Leak Detectors
Vehicle: 2004 Toyota Highlander 3.3 V6 GAS

Testing the refrigerant system for leaks is one of the most important phases of troubleshooting. One or more of the methods outlined will prove useful in detecting leaks or checking connections if service work is performed. Before beginning any leak test, attach a manifold gauge set and note pressure. If little or no pressure is indicated, a partial charge must be installed. Check all connections, compressor head gasket, oil filler plug and compressor shaft seal for leaks.

R-12 leak detectors will not detect R-134a leaks. For R-134a system an electronic type leak detector i...

CLICK HERE TO GET FULL ACCESS TO 2004 Toyota Highlander A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2004 Toyota Highlander AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2004 Toyota Highlander cars and light trucks from 1990+

Toyota -> Automatic Temperature Control System Diagnosis & Testing -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2004 Toyota Highlander 3.3 V6 GAS

Air Bag System Disarming & Arming

Refer to and for air bag system disarming and arming procedures.

Audio Coded Anti-Theft System

Some models are equipped with an audio coded anti-theft system that will disable the radio when the battery cable is disconnected. The system can be identified by the "ANTI-THEFT SYSTEM" on the cassette tape lid. Obtain 3-digit customer code for input. Reset system after service as follows:

  • Obtain 3-digit audio anti-theft code.
  • Depress 1 (PROG) while depressing righthand side of TUNE SEEK button. - - - will ap...

CLICK HERE TO GET FULL ACCESS TO 2004 Toyota Highlander A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2004 Toyota Highlander AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2004 Toyota Highlander cars and light trucks from 1990+

Toyota -> Electric Cooling Fans -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2004 Toyota Highlander 3.3 V6 GAS

Air Bag System Disarming & Arming

Refer to and for air bag system disarming and arming procedures.

Audio Coded Anti-Theft System

Some models are equipped with an audio coded anti-theft system that will disable the radio when the battery cable is disconnected. The system can be identified by the "ANTI-THEFT SYSTEM" on the cassette tape lid. Obtain 3-digit customer code for input. Reset system after service as follows:

  • Obtain 3-digit audio anti-theft code.
  • Depress 1 (PROG) while depressing righthand side of TUNE SEEK button. - - - will ap...

CLICK HERE TO GET FULL ACCESS TO 2004 Toyota Highlander A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2004 Toyota Highlander AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2004 Toyota Highlander cars and light trucks from 1990+

Toyota -> Component Replacement & Adjustment -> Adjustments -> 4Runner -> Avalon -> Celica -> Corolla -> Echo -> MR2 -> RAV4 -> Sienna -> Tundra
Vehicle: 2004 Toyota Highlander 2.4 L4 GAS

Avalon

  • Set air mix control knobs to MAX COOL position.
  • Connect control cables to lever pins, Fig. , while ensuring control knobs are still in MAX COOL position.
  • Inspect for proper operation and adjust as required.

Celica

  • Move air inlet control lever to RECIRC.
  • Turn temperature control dial to MAX COOL.
  • Set mode control dial to DEF.
  • Connect air inlet dampner control inner cable to lever pin, Fig. , then clamp the outer cable.
  • Connect air mix dampner control inner cable to lever pin, Fig. , then clamp the outer cable.
  • ...

CLICK HERE TO GET FULL ACCESS TO 2004 Toyota Highlander A/C & HEATER SERVICE PROCEDURES

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