2000 BMW 540IT A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 2000 BMW 540IT 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 2000 BMW 540IT cars and light trucks from 1990+

Computer Relearn Procedures -> BMW
Vehicle: 2000 BMW 540IT 4.4 V8 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 2000 BMW 540IT 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 2000 BMW 540IT cars and light trucks from 1990+

BMW -> Technical Service Bulletins -> Musty Odor -> All Models
Vehicle: 2000 BMW 540IT 4.4 V8 GAS

All Models

On some of these models there may be a musty odor coming from the air conditioning unit.

This condition may be caused by mold, fungi, bacteria or mildew growing in unit.

...

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A/C & HEATER SERVICE PROCEDURES FOR 2000 BMW 540IT 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 2000 BMW 540IT 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: 2000 BMW 540IT 4.4 V8 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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A/C & HEATER SERVICE PROCEDURES FOR 2000 BMW 540IT 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 2000 BMW 540IT cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 1998-2000 -> Leak Test -> Electronic Leak Detectors -> Fluid Leak Detectors
Vehicle: 2000 BMW 540IT 4.4 V8 GAS

Testing the refrigerant system for leaks is one of the most important phases of troubleshooting. One or more of the methods outlined will prove useful in detecting leaks or checking connections if service work is performed. Before beginning any leak test, attach a manifold gauge set and note pressure. If little or no pressure is indicated, a partial charge must be installed. Check all connections, compressor head gasket, oil filler plug and compressor shaft seal for leaks.

R-12 leak detectors will not detect R-134a leaks. For R-134a system an electronic type leak detector i...

CLICK HERE TO GET FULL ACCESS TO 2000 BMW 540IT A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2000 BMW 540IT 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 2000 BMW 540IT cars and light trucks from 1990+

A/C Data -> Imported Passenger Cars, Light Trucks & Vans -> BMW -> 1992-2002 -> 2003-04
Vehicle: 2000 BMW 540IT 4.4 V8 GAS

1992-2002

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CLICK HERE TO GET FULL ACCESS TO 2000 BMW 540IT A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2000 BMW 540IT 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 2000 BMW 540IT cars and light trucks from 1990+

Air Bag System Precautions -> BMW -> Arming
Vehicle: 2000 BMW 540IT 4.4 V8 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...

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