1991 BMW 318I 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 BMW 318I car and truck repair procedures including BMW 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 BMW 318I automobile. Try the Automotix DIY solution today!
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A/C & HEATER SERVICE PROCEDURES FOR 1991 BMW 318I 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 BMW 318I cars and light trucks from 1990+

Computer Relearn Procedures -> BMW
Vehicle: 1991 BMW 318I 1.8 L4 GAS

Disconnect or replace DME control unit only when ignition switch is off. After renewed operation, neutral basic values are set in the control unit for idle and emission control. An...

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A/C & HEATER SERVICE PROCEDURES FOR 1991 BMW 318I 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 BMW 318I cars and light trucks from 1990+

BMW -> Component Replacement & Adjustment -> CONDENSER, REPLACE -> 325 -> 525 & 535
Vehicle: 1991 BMW 318I 1.8 L4 GAS

325

  • On models with SRS, disable air bag system as described under .
  • On all models, remove engine fan.
  • Loosen radiator mounts and push radiator towards engine.
  • Using suitable valve core remover, discharge A/C system pressure.
  • Remove right grille section for access.
  • Disconnect refrigerant lines from condenser and plug openings immediately.
  • Disconnect condenser fan wiring.
  • Remove mounting bolts, then remove condenser from above.
  • Remove fan from condenser.
  • Inspect condenser cooling fins, and if necessary, straighten w...

CLICK HERE TO GET FULL ACCESS TO 1991 BMW 318I A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 BMW 318I 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 BMW 318I cars and light trucks from 1990+

Air Bag System Precautions -> BMW -> Arming
Vehicle: 1991 BMW 318I 1.8 L4 GAS

  • Ensure nobody is in vehicle, then connect battery positive cable, then ground cable.
  • From a safe position to the side of or below air bag modules, turn ignition On and observe air bag indicator lamp. Lamp s...

CLICK HERE TO GET FULL ACCESS TO 1991 BMW 318I A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 BMW 318I 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 BMW 318I cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 1991-92 -> Discharging System
Vehicle: 1991 BMW 318I 1.8 L4 GAS

The use of refrigerant recovery and recycling stations allows the recovery and reuse of refrigerant after contaminants and moisture have been removed.

When using a recovery or recycling station, follow the manufacturer's operating instructions, noting the following:

  • Use extreme caution and observe all safety and service precautions related to use of refrigerants.
  • Connect refrigerant recycling station hose(s) to vehicle A/C service port(s) and recovery station inlet fitting. Hoses used should have shutoff devices or check valve within 12 inches of hose e...

CLICK HERE TO GET FULL ACCESS TO 1991 BMW 318I A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 BMW 318I 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 BMW 318I cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1991 BMW 318I 1.8 L4 GAS

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CLICK HERE TO GET FULL ACCESS TO 1991 BMW 318I A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1991 BMW 318I 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 BMW 318I cars and light trucks from 1990+

BMW -> Component Replacement & Adjustment -> COMPRESSOR, REPLACE -> 325 -> 525 & 535
Vehicle: 1991 BMW 318I 1.8 L4 GAS

325

  • Disconnect battery ground cable and discharge A/C system.
  • Disconnect wiring harness to compressor at connector on frame rail.
  • Disconnect refrigerant lines at compressor, then plug lines and open ports.
  • Remove 2 bolts securing adjusting bracket to top of compressor.
  • Raise and support front of vehicle, then remove splash pan.
  • Remove bolts (1-2) securing muffler assembly to compressor, loosen pivot bolt (3), Fig. , then remove drive belt.
  • Remove pivot bolts and lower compressor from vehicle.
  • Reverse procedure to install, ...

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