Mercedes-Benz ML320. Service manual - part 669

Compartment As Of 12/99 

Location of components in engine compartment  

Fig. 53: Identifying Air Conditioning Components - Location Of Components In Engine Compartment 

Location of components, refrigeration technology part up to 11/99

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me 

 

Fig. 54: Identifying Refrigeration Components - Refrigeration Technology Part Up To 11/99) 

Location of components, refrigeration technology part up to 12/99  

Fig. 55: Identifying Refrigeration Components - Refrigeration Technology Part Up To 12/99

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me 

 

TABLE OF CONTENTS, AIR CONDITIONING (TAC) FUNCTION DESCRIPTION - GF83.30-P-0999GH 

MODEL 163 up to 31.8.01 with code (580) Air conditioning or Tempmatic for USA  

AIR CONDITIONING CONTROL MODULE FUNCTION - GF83.30-P-2001GH 

MODEL 163 up to 31.8.01 with CODE (580) Air conditioning or Tempmatic for USA  

The following components are integrated into the air conditioning control module (S98): 

Blower switch (1): with 0 setting and 4 levels. 

 The blower switch (1) is not available as an individual part. 

Temperature selector wheel (2): with the "Blue", non-heating setting and the continuously variable heater 
setting. 

 When set to the indented position "blue" 100 % recirculated air is provided. 

Air distribution switch (3): with the settings: Defroster vents, footwell, center plane and intermediate settings. 

Recirculation switch (

 ) : 100 % recirculation without time limit, when diode illuminates. 

AC button (

 ): Diode illuminates, 

Refrigerant compressor ON cooling mode/air dehumidification Diode is not illuminated, refrigerant compressor 
OFF no air dehumidification/cooling mode 

  Air conditioning (TAC) function

 

GF83.30-P-0001GH

  Ventilation system function

 

GF83.10-P-2000GH

  Heater circuit function

 

GF83.20-P-2003GH

  Air conditioning control unit function

 

GF83.30-P-2001GH

  Refrigerant circuit function

 

GF83.40-P-2001GH

  Temperature control, function

 

GF83.57-P-2000GH

  Heater booster, function

Engine 612.963

GF83.70-P-0005GH

  Starting heater operation, function

Engine 612.963

GF83.70-P-2000GH

  Terminate heater operation function

Engine 612.963

GF83.70-P-2002GH

  Regulate heater operation, function

Engine 612.963

GF83.70-P-2004GH

  Cancel heater operation, function

Engine 612.963

GF83.70-P-2005GH

  Air conditioning, location of components

 

GF83.30-P-0003-01GH

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me 

 

Fig. 56: Identifying Blower Switch, Temperature Selector Wheel And Air Distribution Switch 

AIR CONDITIONING CONTROL MODULE, LOCATION - GF83.30-P-2102-02GH 

The AC control module (N19) is located behind the center console to the left of the evaporator housing. 

Fig. 57: Identifying AC Control Module 

  Blower switch, location/task/design/function

  GF83.25-P-2100GC

  Air distribution switch, location/task/design/ function

  GF83.25-P-2101GH

  Temperature selector wheel, location/task/ design/function

  GF83.25-P-2102GC

  Air recirculation switch, location/task/design/ function

  GF83.10-P-2117GH

  AC button, location/task/function

  GF83.30-P-2103GH

  AC control module location/task/function

  GF83.30-P-2102GH

  All-activity module, location/task/function

  GF54.21-P-4110GH 

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me