FixVault

Expansion valve, location/task/design/function - GF83.40-P-2123P

WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2007 Mercedes-Benz C350, 2007 Mercedes-Benz C280, 2007 Mercedes-Benz C230, 2006 Mercedes-Benz C55, and 2006 Mercedes-Benz C350. However, it is still accessible from the selected car via links, so may be relevant.

MODEL 203.0 /2 /7 with CODE (580) Air conditioning (or Tempmatic for USA) with CODE (580) Automatic air conditioning with CODE (581) Automatic air conditioning with CODE (581) Comfort automatic air conditioning 

MODEL 209.3 /4 

MODEL 211.0 /2 /6 

Shown on model 203 

Fig 1: Locating Expansion Valve
G04737966
  Expansion valve, position The expansion valve (5) is located in the left rear of the engine compartment.  
  Expansion valve, task The expansion valve (5) sprays liquid refrigerant into the evaporator. There the ambient air is cooled down to approx. 1.5 °C and conveyed to the AC housing. The quantity injected is dependent here on the pressure and temperature of the flowing refrigerant.  
  Expansion valve, design   GF83.40-P-2123-03P 
  Expansion valve, function   GF83.40-P-2123-01P