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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Volkswagen Jetta 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 Jetta automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1991 Volkswagen Jetta
- 1991 Volkswagen Jetta 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:A
- 1991 Volkswagen Jetta 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:A
- 1991 Volkswagen Jetta 1.6 L4 DIESEL, CC:1588, CID:97, Fuel Injection, Aspiration:97, Engine VIN:, Desg:G
- 1991 Volkswagen Jetta 1.6 L4 DIESEL, CC:1588, CID:97, Fuel Injection, Aspiration:97, Engine VIN:, Desg:H
- 1991 Volkswagen Jetta GL 1.6 L4 DIESEL, CC:1588, CID:97, Fuel Injection, Aspiration:97, Engine VIN:, Desg:G
- 1991 Volkswagen Jetta GL 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:A
- 1991 Volkswagen Jetta GL 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:A
- 1991 Volkswagen Jetta GL 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:K
- 1991 Volkswagen Jetta GL 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:K
- 1991 Volkswagen Jetta GLI 16-VALVE 2.0 L4 GAS, CC:1984, Fuel Injection, Engine VIN:, Desg:E
- 1991 Volkswagen Jetta GLI 16-VALVE 2.0 L4 GAS, CC:1984, Fuel Injection, Engine VIN:, Desg:J
- 1991 Volkswagen Jetta Carat 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:A
- 1991 Volkswagen Jetta Carat 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:B
- 1991 Volkswagen Jetta Carat 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:K
- 1991 Volkswagen Jetta GL 1.6 L4 DIESEL, CC:1588, CID:97, Fuel Injection, Aspiration:97, Engine VIN:, Desg:H
- 1991 Volkswagen Jetta GL 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:B
- 1991 Volkswagen Jetta GL 1.8 L4 GAS, CC:1780, Fuel Injection, Engine VIN:, Desg:B
- 1991 Volkswagen Jetta GTX 16-V 2.0 L4 GAS, CC:1984, Fuel Injection, Engine VIN:, Desg:J
A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Jetta 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 Jetta cars and light trucks from 1990+
A/C Data -> Imported Passenger Cars, Light Trucks & Vans -> Volkswagen -> 1992-2002 -> 2003-04
Vehicle: 1991 Volkswagen Jetta GL 1.6 L4 DIESEL
1992-2002
... [[table data]] [[table data]]CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Jetta A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Jetta 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 Jetta cars and light trucks from 1990+
Computer Relearn Procedures -> Volkswagen
Vehicle: 1991 Volkswagen Jetta 1.8 L4 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... "
CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Jetta A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Jetta 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 Jetta cars and light trucks from 1990+
Air Bag System Precautions -> Volkswagen -> Disarming
Vehicle: 1991 Volkswagen Jetta Carat 1.8 L4 GAS
Do not use computer memory saver tool on air bag equipped models. Using the tool will keep the air bag system charged and may cause accidental activation of the air bag unit. Prior to disconnecting the battery ground cable, obtain the radio security code. After service has been completed and the battery ground cable has been reconnected, use security code to acti...
CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Jetta A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Jetta 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 Jetta cars and light trucks from 1990+
Volkswagen -> Component Replacement & Adjustment -> CONTROL ASSEMBLY, REPLACE -> CABRIOLET -> CORRADO & PASSAT -> GOLF, GTI & JETTA -> Less A/C
Vehicle: 1991 Volkswagen Jetta 1.6 L4 DIESEL
CABRIOLET
- Disconnect battery ground cable and remove radio, if equipped.
- Remove control knobs from control assembly.
- Using a suitable tool, pry control assembly cover and pull toward right side of instrument panel.
- Remove instrument panel insert and control retaining screws.
- Disconnect control cables, electrical connector and vacuum hoses from control assembly as equipped. Mark installation position of cables and hoses to aid installation.
- Remove control assembly together with capillary tube.
- Reverse procedure to install....
CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Jetta A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Jetta 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 Jetta cars and light trucks from 1990+
Volkswagen -> Component Replacement & Adjustment -> BLOWER MOTOR, REPLACE -> CABRIOLET -> CORRADO, GOLF, GTI, JETTA & PASSAT -> FOX -> VANAGON
Vehicle: 1991 Volkswagen Jetta Carat 1.8 L4 GAS
CABRIOLET
- Disconnect battery ground cable.
- If equipped with A/C, remove screws securing air distribution flap housing to cowl and partially remove cover.
- Remove screws securing heater cover to cowl and remove cover.
- Remove resistor retaining bolts and lay resistor aside.
- Remove clamp and screws securing motor, then remove fan and motor assembly, Fig. .
- Reverse procedure to install.
CORRADO, GOLF, GTI, JETTA & PASSAT
It may be necessary to remove glove box assembly to gain access to blower motor.
- Disconnect bat...
CLICK HERE TO GET FULL ACCESS TO 1991 Volkswagen Jetta A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1991 Volkswagen Jetta 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 Jetta cars and light trucks from 1990+
Import Compressor Service -> Sanden Compressor -> COMPRESSOR CLUTCH SERVICE -> COMPRESSOR CLUTCH INSPECTION -> COMPRESSOR CLUTCH OVERHAUL -> Except Honda -> Honda
Vehicle: 1991 Volkswagen Jetta 1.6 L4 DIESEL
COMPRESSOR CLUTCH INSPECTION
- Rotate compressor pulley by hand and check for excess bearing play and drag. Replace pulley as required.
- Apply 8 volts to the field coil and check that the armature is drawn by the rotor pulley.
- Measure clearance between pulley and armature. If the clearance is not between .013-.026 inch for Honda models or .016-.031 for other models, the armature should be removed and correct number of shims should be installed.
COMPRESSOR CLUTCH OVERHAUL
Honda
- Install suitable armature holder on armature ...
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