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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 MERCEDES-BENZ G500 car and truck repair procedures including MERCEDES-BENZ 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 2003 MERCEDES-BENZ G500 automobile. Try the Automotix DIY solution today!
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A/C & HEATER SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 cars and light trucks from 1990+

Mercedes-Benz -> Automatic Temperature Control Systems -> Diagnosis & Testing -> 16-Pin Data Link Connector (DLC) -> 38-pin Data Link Connector (DLC) -> Accessing Diagnostic Trouble Codes -> Actual Values -> Blower Resistor -> Clearing Diagnostic Trouble Codes -> Component Diagnosis & Testing -> Diagnostic Test -> Diagnostic Trouble Code Interpretation -> Diagnostic Trouble Code Memory -> E55 AMG, E320 & E500 -> Electrical Test -> Electrical Tests -> Evaporator & Outside Temperature Sensors -> Function Tests -> Heat Exchanger & Interior Air Temperature Sensors -> Individual Flap Test -> ML55 AMG, ML350 & ML500 -> SL55 AMG, SL500 & SL600 -> Test A -> Test B -> Test C -> Using Hand-Held Tester -> Using Impulse Counter Scan Tool -> Using Temperature Display Window -> Vacuum Tests
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS

Refer to Figs. through , for explanations of symbols, connections and steps included in charts.

Accessing Diagnostic Trouble Codes

Using Impulse Counter Scan Tool
16-Pin Data Link Connector (DLC)
  • Connect impulse counter scan tool No. 124-589-19-21-00, or equivalent, ground circuit 31 black wire to socket No. 1, Fig. .
  • Connect ignition circuit 15 red wire to socket No. 16.
  • Connect yellow wire to diagnostic output socket of system being tested, Fig. .
  • LED "U-Bat" must light. If LED does not light, inspect voltage supply and...

CLICK HERE TO GET FULL ACCESS TO 2003 MERCEDES-BENZ G500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS

[[table data]] [[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 MERCEDES-BENZ G500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 MERCEDES-BENZ G500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS

[[table data]] [[table data]]

CLICK HERE TO GET FULL ACCESS TO 2003 MERCEDES-BENZ G500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 2003-04 -> System Inspection -> Compressor -> Condenser -> Evaporator -> Receiver-Drier/Accumulator -> Refrigerant Line Restrictions -> Thermostatic Expansion Valve
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS

While a detailed diagnostic procedure for all air conditioning systems would be impractical due to the many variations in construction and operation, there are three fundamental components of a total diagnosis:

  • Refrigerant systems must have an adequate, but not excessive charge.
  • Determination must be made whether the refrigerant system is governed by a cycling clutch compressor or by valves which control evaporator pressure.
  • The air distribution system (blower motor, switches, vacuum lines and air ducts) must be operational before checking the ...

CLICK HERE TO GET FULL ACCESS TO 2003 MERCEDES-BENZ G500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ G500 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 MERCEDES-BENZ G500 cars and light trucks from 1990+

Mercedes-Benz -> Component Replacement & Adjustment -> Blower Motor, Replace -> C32 AMG, C230, C240 & C320 -> CL55 AMG, CL500, CL600, S55 AMG, S430, S500 & S600 -> CLK55 AMG, CLK320, CLK500, SLK32 AMG, SLK230 & SLK320 -> E55 AMG, E320 & E500 -> Front -> ML55 AMG, ML350 & ML500 -> Rear -> SL55 AMG, SL500 & SL600
Vehicle: 2003 MERCEDES-BENZ G500 5.0 V8 GAS

C32 AMG, C230, C240 & C320

  • Remove passenger side blower motor cover below instrument panel.
  • Disconnect electrical connector.
  • Remove mounting screws and blower motor with controller.
  • Reverse procedure to install.

CL55 AMG, CL500, CL600, S55 AMG, S430, S500 & S600

Front
  • Remove cover below instrument panel.
  • Disconnect blower connector.
  • Remove mounting bolts and cover.
  • Disconnect blower regulator.
  • Remove mounting bolts and blower motor.
  • Reverse procedure to install.
Rear
  • Reco...

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