2001 Toyota Corolla A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Corolla 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 2001 Toyota Corolla cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2001 Toyota Corolla 1.8 L4 GAS

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A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Corolla 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 2001 Toyota Corolla cars and light trucks from 1990+

Toyota -> Component Replacement & Adjustment -> Compressor, Replace -> Avalon, Camry & Camry Solara -> Celica -> Corolla & Echo -> Highlander -> Installation -> Land Cruiser -> MR2 -> RAV4, Sequoia & Tundra -> Removal -> Sienna -> Tacoma & 4Runner
Vehicle: 2001 Toyota Corolla 1.8 L4 GAS

Avalon, Camry & Camry Solara

  • Operate engine at idle with A/C on for at least ten minutes.
  • Turn ignition Off.
  • Recover refrigerant as outlined under .
  • Mark running direction, then remove compressor drive belt.
  • Remove battery and bracket if required.
  • Disconnect refrigerant lines at compressor, then cap all openings. Discard O-rings.
  • Disconnect alternator electrical connectors.
  • Remove alternator mounting bolts, then the alternator.
  • Disconnect compressor clutch lead wire from wiring harness.
  • Remove compressor mounting nut...

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A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Corolla 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 2001 Toyota Corolla cars and light trucks from 1990+

Toyota -> Component Replacement & Adjustment -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2001 Toyota Corolla 1.8 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...

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A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Corolla 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 2001 Toyota Corolla cars and light trucks from 1990+

Toyota -> Component Replacement & Adjustment -> Timing Belt, Replace -> 1MZ-FE Engine -> 2UZ-FE Engine -> 5S-FE Engine -> 5VZ-FE Engine -> Avalon & Sienna -> Camry & Camry Solara -> Highlander -> Land Cruiser, Sequoia, Tacoma, Tundra & 4Runner
Vehicle: 2001 Toyota Corolla 1.8 L4 GAS

Avalon & Sienna

  • Wait until the engine has cooled down before installing the new timing belt.
  • Disconnect coolant reservoir hose from coolant outlet.
  • On Sienna models, proceed as follows:
    • Remove wiper arm head caps.
    • Remove wiper arm retaining nuts, then the arm and blade assemblies.
    • Remove head to cowl top seal.
    • Remove cowl panel hole cover.
    • Remove clip, then disconnect washer hose.
    • Remove cowl top ventilation louvers.
    • Disconnect wiper motor electrical connector.
  • On all models, loosen righthand front...

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A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Corolla 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 2001 Toyota Corolla cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 2001-02 -> System Inspection -> Compressor -> Condenser -> Evaporator -> Receiver-Drier/Accumulator -> Refrigerant Line Restrictions -> Thermostatic Expansion Valve
Vehicle: 2001 Toyota Corolla 1.8 L4 GAS

While a detailed diagnostic procedure for all air conditioning systems would be impractical due to the many variations in construction and operation, there are three fundamental components of a total diagnosis:

  • Refrigerant systems must have an adequate, but not excessive charge.
  • Determination must be made whether the refrigerant system is governed by a cycling clutch compressor or by valves which control evaporator pressure.
  • The air distribution system (blower motor, switches, vacuum lines and air ducts) must be operational before checking the ...

CLICK HERE TO GET FULL ACCESS TO 2001 Toyota Corolla A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2001 Toyota Corolla 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 2001 Toyota Corolla cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2001 Toyota Corolla 1.8 L4 GAS

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