1998 MERCEDES-BENZ SL500 A/C & Heater Service (ONLINE REPAIR MANUALS)

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A/C & HEATER SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ SL500 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 MERCEDES-BENZ SL500 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 -> C43, C230 & C280 -> C43, C230, C280, E55, E300, E320 & E430 -> CL600, S320, S420 & S600 & 1998-99 CL500 & S500 -> Clearing Diagnostic Trouble Codes -> Component Diagnosis & Testing -> Diagnostic Test -> Diagnostic Trouble Code Interpretation -> Diagnostic Trouble Code Memory -> E55, E300, E320 & E430 -> Electrical Test -> Electrical Tests -> Evaporator & Outside Temperature Sensors -> Function Tests -> Heat Exchanger & Interior Air Temperature Sensors -> Individual Flap Test -> SL500 & SL600 -> Test A -> Test B -> Test C -> Using Hand-Held Tester -> Using Impulse Counter Scan Tool -> Using Temperature Display Window -> Vacuum Tests
Vehicle: 1998 MERCEDES-BENZ SL500 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, check voltage supply and to...

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A/C & HEATER SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ SL500 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 MERCEDES-BENZ SL500 cars and light trucks from 1990+

Mercedes-Benz -> Technical Service Bulletins -> Automatic Climate Control Switches To Emergency Mode -> CLK320
Vehicle: 1998 MERCEDES-BENZ SL500 5.0 V8 GAS

CLK320

On some models, the automatic climate control may switch to emergency mode (reset).

This condition may be caused by incorrect version coding.

To correct this condition, proceed as follows:

  • Turn ignition switch to 2 position and turn A/C on.
  • Press REST button until actual values are displayed using lefthand side AUTO button to advance to step 42.
  • Read and record P1 values on righthand side of display.
  • Press AUTO button to advance to step 43.
  • Read and record P2 value on righ...

CLICK HERE TO GET FULL ACCESS TO 1998 MERCEDES-BENZ SL500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ SL500 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 MERCEDES-BENZ SL500 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 1998 MERCEDES-BENZ SL500 5.0 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1998 MERCEDES-BENZ SL500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ SL500 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 MERCEDES-BENZ SL500 cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1998 MERCEDES-BENZ SL500 5.0 V8 GAS

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

CLICK HERE TO GET FULL ACCESS TO 1998 MERCEDES-BENZ SL500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ SL500 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 MERCEDES-BENZ SL500 cars and light trucks from 1990+

Air Bag System Precautions -> Mercedes-Benz -> Disarming
Vehicle: 1998 MERCEDES-BENZ SL500 5.0 V8 GAS

When the battery is disconnected, the vehicle electronic memory will be lost. Make note of radio stations and other codes. Never use a back-up power source to retain memory.

  • Obtain radio theft protection CODE card.
  • Turn ignition switch to OFF position and remove key.
  • D...

CLICK HERE TO GET FULL ACCESS TO 1998 MERCEDES-BENZ SL500 A/C & HEATER SERVICE PROCEDURES

A/C & HEATER SERVICE PROCEDURES FOR 1998 MERCEDES-BENZ SL500 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 MERCEDES-BENZ SL500 cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 1998-2000 -> System Inspection -> Compressor -> Condenser -> Evaporator -> Receiver-Drier/Accumulator -> Refrigerant Line Restrictions -> Thermostatic Expansion Valve
Vehicle: 1998 MERCEDES-BENZ SL500 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 ...

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