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

  • 1991 Mitsubishi Galant 2.0 L4 GAS, CC:1997, CID:122, Fuel Injection, Aspiration:122, Engine VIN:, Desg:V
  • 1991 Mitsubishi Galant GS 2.0 L4 GAS, CC:1997, CID:122, Fuel Injection, Aspiration:122, Engine VIN:, Desg:R
  • 1991 Mitsubishi Galant LS 2.0 L4 GAS, CC:1997, CID:122, Fuel Injection, Aspiration:122, Engine VIN:, Desg:V
  • 1991 Mitsubishi Galant GSX 2.0 L4 GAS, CC:1997, CID:122, Fuel Injection, Aspiration:122, Engine VIN:, Desg:R
  • 1991 Mitsubishi Galant GSR 2.0 L4 GAS, CC:1997, CID:122, Fuel Injection, Aspiration:122, Engine VIN:, Desg:R
  • 1991 Mitsubishi Galant VR-4 2.0 L4 GAS, CC:1997, CID:122, Fuel Injection, Aspiration:122, Engine VIN:, Desg:U

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

Mitsubishi -> Automatic Temperature Control System Diagnosis & Testing -> A/C SYSTEM DIAGNOSIS & TESTING -> CHECKING A/C TERMINAL VOLTAGES & WIRING CIRCUITS -> SYSTEM PERFORMANCE TEST -> SYSTEM SELF-DIAGNOSIS
Vehicle: 1991 Mitsubishi Galant 2.0 L4 GAS

SYSTEM PERFORMANCE TEST

Before performing this test a visual inspection of system should be made to ensure that system is operating efficiently and correctly. Move vehicle out of direct sunlight.

  • Connect suitable tachometer and manifold gauge set, then start engine.
  • Press auto mode button, then reset the control buttons to the max. cooling position in manual mode as follows:
    • Mode selection button in face position.
    • Temperature control button in max. cooling position.
    • Air selection button in recirculation position.
    • ...

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

Air Bag System Precautions -> Mitsubishi -> Arming
Vehicle: 1991 Mitsubishi Galant GS 2.0 L4 GAS

  • Ensure no one is inside vehicle.
  • Connect battery ground cable.
  • From position to side of air bag module, place ignition switch in On position.
  • Ensure SRS warning lamp...

CLICK HERE TO GET FULL ACCESS TO 1991 Mitsubishi Galant A/C & HEATER SERVICE PROCEDURES

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

Mitsubishi -> Cooling Fans -> COMPONENT REPLACEMENT
Vehicle: 1991 Mitsubishi Galant GSR 2.0 L4 GAS

Refer to Figs...

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

Import Compressor Service -> Mitsubishi Compressors -> COMPRESSOR OVERHAUL -> 10PA15 & 10PA17 COMPRESSORS -> Assemble -> Disassemble -> FX105VS COMPRESSOR -> FX80
Vehicle: 1991 Mitsubishi Galant GS 2.0 L4 GAS

FX80

Disassemble
  • Disassemble compressor in numbered sequence shown in Fig. , noting the following:
    • Remove crankshaft nut by installing two six millimeter bolts by one inch long into holes of armature plate. Hold bolts using two box-end wrenches to prevent crankshaft from turning, then remove crankshaft nut and armature plate.
    • Using a screwdriver or snap-ring pliers, remove seal plate from front housing.
    • Using a brass bar, remove bearing from front housing.
  • Inspect all surfaces for scoring, cracks or deformation.
...

CLICK HERE TO GET FULL ACCESS TO 1991 Mitsubishi Galant A/C & HEATER SERVICE PROCEDURES

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

Air Bag System Precautions -> Mitsubishi -> Arming
Vehicle: 1991 Mitsubishi Galant VR-4 2.0 L4 GAS

  • Ensure no one is inside vehicle.
  • Connect battery ground cable.
  • From position to side of air bag module, place ignition switch in On position.
  • Ensure SRS warning lamp...

CLICK HERE TO GET FULL ACCESS TO 1991 Mitsubishi Galant A/C & HEATER SERVICE PROCEDURES

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

Mitsubishi -> Component Replacement & Adjustment -> A/C CONTROL UNIT -> 3000GT -> DIAMANTE -> ECLIPSE, EXPO, GALANT & MIRAGE -> MONTERO
Vehicle: 1991 Mitsubishi Galant LS 2.0 L4 GAS

DIAMANTE

  • Remove A/C-heater control panel as outlined under "A/C-Heater Control Panel, Replace."
  • Remove radio and tape player.
  • Remove A/C control unit.
  • Reverse procedure to install.

ECLIPSE, EXPO, GALANT & MIRAGE

Refer to "Evaporator Core, Replace" proc...

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