1998 BMW 328IS 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 1998 BMW 328IS 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 1998 BMW 328IS automobile. Try the Automotix DIY solution today!
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A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 328IS 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 1998 BMW 328IS cars and light trucks from 1990+

BMW -> Manual A/C & Heater System Diagnosis & Testing -> A/C Component Diagnosis & Testing -> A/C Compressor -> Blower Motor -> Evaporator Regulation -> Heater Regulation -> Sensors -> Temperature Regulator -> Thermostatic Switch
Vehicle: 1998 BMW 328IS 2.8 L6 GAS

Thermostatic Switch
  • Remove A/C temperature switch as outlined under "Component Replacement" section.
  • Rotate switch to fully cold position and connect an ohmmeter to switch terminals. Meter should show continuity.
  • Prepare solution of water, crushed ice, and sufficient amount of salt to reduce solution to below 20°F.
  • Immerse temperature sensor of switch in ice bath while observing ohmmeter. Be careful not to get salt or water into control portion of switch.
  • Ohmmeter should show no continuity while sensor is in ice bath.
  • Re...

CLICK HERE TO GET FULL ACCESS TO 1998 BMW 328IS A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 328IS 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 1998 BMW 328IS cars and light trucks from 1990+

Air Bag System Precautions -> BMW -> Arming
Vehicle: 1998 BMW 328IS 2.8 L6 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 1998 BMW 328IS A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 328IS 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 1998 BMW 328IS cars and light trucks from 1990+

Drive Belt Data -> Imported Cars & Light Trucks & Vans -> 1998-2000
Vehicle: 1998 BMW 328IS 2.8 L6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1998 BMW 328IS A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 328IS 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 1998 BMW 328IS cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 1998 BMW 328IS 2.8 L6 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1998 BMW 328IS A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 328IS 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 1998 BMW 328IS cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 1998-2000 -> Pressure Gauge Indication
Vehicle: 1998 BMW 328IS 2.8 L6 GAS

...

CLICK HERE TO GET FULL ACCESS TO 1998 BMW 328IS A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 BMW 328IS 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 1998 BMW 328IS cars and light trucks from 1990+

BMW -> Manual A/C & Heater System Diagnosis & Testing -> Description -> A/C Compressor Switch -> Air Center Control Lever -> Air Down Control Lever -> Air Up Control Lever -> Air Volume Control Switch -> Fresh Air/Bypass Air Switch -> Refrigeration System -> System Control -> Temperature Control
Vehicle: 1998 BMW 328IS 2.8 L6 GAS

Refrigeration System

Switching on the A/C system will activate the refrigerant circuit, Fig. . The solenoid coil receives power, producing a magnetic field causing the armature clutch plate to be pulled, and which is fixed onto the compressor shaft next to an inner plate operating freely on the same shaft. The compressor increases refrigerant vapor pressure, which is drawn into the suction end of the compressor assembly. The refrigerant is then compressed, raising refrigerant vapor temperature. The high pressure vapors pass through a high pressure line to a condenser loc...

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