2003 BMW 530I A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW 530I 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 2003 BMW 530I cars and light trucks from 1990+

BMW -> Technical Service Bulletins -> Air Conditioning Refrigerant Charge -> 740i
Vehicle: 2003 BMW 530I 3.0 L6 GAS

740i

On some of these models the air conditioning condenser may have been modified.

These modified vehicles have an "A/C System Upgrade" on the radiator support with the original A/C label on ...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW 530I 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 2003 BMW 530I cars and light trucks from 1990+

BMW -> Component Replacement & Adjustment -> Evaporator Temperature Sensor, Replace -> M Coupe, M Roadster & Z4 -> M3, M5, X5, 325, 330, 525, 530, 540, 740, 750 & 760
Vehicle: 2003 BMW 530I 3.0 L6 GAS

M Coupe, M Roadster & Z4

  • Remove evaporator core as outlined under "Evaporator Core, Replace."
  • Disconnect connector and remove sensor.
  • ...

CLICK HERE TO GET FULL ACCESS TO 2003 BMW 530I A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW 530I 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 2003 BMW 530I cars and light trucks from 1990+

Drive Belt Data -> Imported Cars & Light Trucks & Vans -> 2003-04
Vehicle: 2003 BMW 530I 3.0 L6 GAS

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CLICK HERE TO GET FULL ACCESS TO 2003 BMW 530I A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW 530I 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 2003 BMW 530I cars and light trucks from 1990+

BMW -> Manual A/C & Heater System Diagnosis & Testing -> Air Conditioning Component Diagnosis & Testing -> A/C Compressor -> Blower Motor -> Evaporator Regulation -> Heater Regulation -> Sensors -> Temperature Regulator -> Thermostatic Switch
Vehicle: 2003 BMW 530I 3.0 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 ...

CLICK HERE TO GET FULL ACCESS TO 2003 BMW 530I A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW 530I 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 2003 BMW 530I cars and light trucks from 1990+

BMW -> Component Replacement & Adjustment -> Precautions -> Air Bag System Disarming & Arming -> Audio Coded Anti-Theft System -> Battery Ground Cable -> Product Compatibility
Vehicle: 2003 BMW 530I 3.0 L6 GAS

Air Bag System Disarming & Arming

Refer to and for air bag system disarming and arming procedures.

Battery Ground Cable

Prior to service, disconnect battery ground cable and isolate as required.

Product Compatibility

Before replenishing refrigerant or refrigerant oil, ensure product compatibility with the system being serviced. Refer to for specifications.

Audio Coded Anti-Theft System

Some original radios have a coded theft protection cir...

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A/C & HEATER SERVICE PROCEDURES FOR 2003 BMW 530I 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 2003 BMW 530I cars and light trucks from 1990+

BMW -> Wiring Diagrams
Vehicle: 2003 BMW 530I 3.0 L6 GAS

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