2003 Volkswagen Eurovan A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Volkswagen Eurovan 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 2003 Volkswagen Eurovan cars and light trucks from 1990+

Volkswagen -> Component Replacement & Adjustment -> Evaporator Core, Replace -> Eurovan -> Front -> Golf, GTI & Jetta -> New Beetle -> Passat -> Rear
Vehicle: 2003 Volkswagen Eurovan 2.8 V6 GAS

Golf, GTI & Jetta

  • Recover refrigerant as outlined under .
  • Remove instrument panel as outlined under "Instrument Panel, Replace."
  • Drain coolant into a suitable container.
  • Loosen instrument panel crossmember.
  • Disconnect evaporator lines, then the heater core hoses.
  • Remove heater and cooling unit.
  • Separate heater case, then remove evaporator, Fig. .
  • Reverse procedure to install, noting the following:
    • Do not use old O-rings. Always install new ones.
    • Ensure all wiring and electrical connectors are properly rout...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Volkswagen Eurovan 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 2003 Volkswagen Eurovan cars and light trucks from 1990+

Computer Relearn Procedures -> Volkswagen
Vehicle: 2003 Volkswagen Eurovan 2.8 V6 GAS

Whenever the ECM is replaced, the new ECM will need to be "Coded." Use the following procedure to "Code" the ECM.

  • Connect VAG 1551/1552, or equivalent scan tool to diagnostic connector.
  • Select "Engine Electronics" address word "01", then press "Q" button to confirm input.
  • Press "right arrow" button, "Rapid Data Transfer" and "Select function XX" should appear on the display.
  • Press "1" button two times, "Log-in Procedure" and "Input Code Number" should appear on the display.
  • Press "0, 1, 2, 8 and 3" to input log-in code, then press "Q" button to confirm input.
  • "Ra... "

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A/C & HEATER SERVICE PROCEDURES FOR 2003 Volkswagen Eurovan 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 2003 Volkswagen Eurovan cars and light trucks from 1990+

Volkswagen -> Automatic Temperature Control System Diagnosis & Testing -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2003 Volkswagen Eurovan 2.8 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 system when battery power is interrupted. Unless the system is reset the radio will not operate.

  • Turn radio On. "SAFE" should be displayed.
  • Depress and hold AM/FM and SCAN buttons until "1000" remains on display. If AM/FM and SCAN buttons are depressed too long or depressed again, radio will misinterpret the "1000" as an attempt a...

CLICK HERE TO GET FULL ACCESS TO 2003 Volkswagen Eurovan A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Volkswagen Eurovan 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 2003 Volkswagen Eurovan cars and light trucks from 1990+

Air Bag System Precautions -> Volkswagen -> Arming
Vehicle: 2003 Volkswagen Eurovan 2.8 V6 GAS

  • Connect battery ground cable. Ensure no one is vehicle when connecting the battery cable.
  • From a safe location at side of or below air bag modules, turn ignition On and inspect air bag warning lamp ope...

CLICK HERE TO GET FULL ACCESS TO 2003 Volkswagen Eurovan A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Volkswagen Eurovan 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 2003 Volkswagen Eurovan cars and light trucks from 1990+

Volkswagen -> Component Replacement & Adjustment -> Control Cable, Replace -> Central Flap -> Eurovan -> Footwell & Defrost Control -> Footwell/Defrost -> Footwell/Defroster -> Golf, GTI & Jetta -> New Beetle -> Passat -> Temperature & Central Blend Door -> Temperature Control
Vehicle: 2003 Volkswagen Eurovan 2.8 V6 GAS

Always connect cables at control end first and ensure control is properly mounted before adjusting cable.

After cable installation, inspect for proper operation. Controls should move freely in each direction.

Golf, GTI & Jetta

Temperature Control
  • Remove control panel as outlined under "Control Panel, Replace."
  • Remove lower dash insulator panels required to access control levers on air control box.
  • Remove connecting duct bracket, Fig. .
  • Remove cover, then the duct.
  • Remove cable clips from cable at both ends, then disconnect a...

CLICK HERE TO GET FULL ACCESS TO 2003 Volkswagen Eurovan A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 Volkswagen Eurovan 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 2003 Volkswagen Eurovan cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 2003-04 -> Charging System
Vehicle: 2003 Volkswagen Eurovan 2.8 V6 GAS

Use instructions provided with charging station. Follow these procedures to prevent charging station from being accidentally exposed to high-side vehicle system pressure:

  • Do no...

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