1991 Volkswagen Passat 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 1991 Volkswagen Passat car and truck repair procedures including Volkswagen 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 1991 Volkswagen Passat automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 1991 Volkswagen Passat

  • 1991 Volkswagen Passat 2.0 L4 GAS, CC:1984, Fuel Injection, Engine VIN:, Desg:B
  • 1991 Volkswagen Passat 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:E
  • 1991 Volkswagen Passat GL 2.0 L4 GAS, CC:1984, Fuel Injection, Engine VIN:, Desg:B
  • 1991 Volkswagen Passat GL 2.0 L4 GAS, CC:1984, Fuel Injection, Engine VIN:, Desg:C
  • 1991 Volkswagen Passat Syncro 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:E

A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Passat 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 1991 Volkswagen Passat cars and light trucks from 1990+

Orifice Tube/Expansion Valve Locations -> Imported Cars & Light Trucks & Vans -> 1991-95
Vehicle: 1991 Volkswagen Passat 1.8 L4 GAS

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A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Passat 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 1991 Volkswagen Passat cars and light trucks from 1990+

Volkswagen -> Cooling Fans -> COMPONENT REPLACEMENT -> COOLING FAN MOTOR, REPLACE
Vehicle: 1991 Volkswagen Passat Syncro 1.8 L4 GAS

COOLING FAN MOTOR, REPLACE

Refer to Figs. through for cooling fan replacement.

  • Disconnect battery ground cable, then disconnect fan electrical connector.
  • On models equipped with A/C discon...

CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Passat A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Passat 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 1991 Volkswagen Passat cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 1991-92 -> Flushing System
Vehicle: 1991 Volkswagen Passat GL 2.0 L4 GAS

Several factors, particularly compressor failure can cause contamination of the A/C system. If the A/C system is suspected of being contaminated, or if any system components have been stored in open air for extended periods, the entire system should be flushed. If contaminati...

CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Passat A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Passat 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 1991 Volkswagen Passat cars and light trucks from 1990+

Air Bag System Precautions -> Volkswagen -> Arming
Vehicle: 1991 Volkswagen Passat 1.8 L4 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 1991 Volkswagen Passat A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Passat 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 1991 Volkswagen Passat cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1991 Volkswagen Passat 2.0 L4 GAS

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CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Passat A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Passat 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 1991 Volkswagen Passat cars and light trucks from 1990+

Import Compressor Service -> Sanden Compressor -> COMPRESSOR OVERHAUL -> EXCEPT HONDA
Vehicle: 1991 Volkswagen Passat Syncro 1.8 L4 GAS

EXCEPT HONDA

  • Remove the oil filter and drain plug, and drain oil.
  • Remove rear cylinder head cap screws, then use a hammer and gasket scraper to tap the outer edge of the cylinder until it is free of the valve plate, then remove cylinder head, Fig. .
  • Position gasket scraper between the outside edge of the ...

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