Automatic air conditioning pushbutton control module position/function · gf8340p2000a · Mercedes-Benz WIS

GF83.40-P-2000A

Automatic air conditioning pushbutton control module position/function

3.6.97

MODEL 210 with CODE (581a) Air conditioning (Automatic)

Automatic air conditioning pushbutton control module position/function

P83.40-0451-11

 Automatic pushbutton

 Warm temperature pushbutton

 Cold temperature pushbutton

 Defrost pushbutton

 Recirculated air pushbutton

 Activated charcoal filter pushbutton

 Air distributor pushbutton

 Rest pushbutton

 Blower pushbutton

 EC pushbutton

Function

The control and operating module (N22) permits performance of adjustments required by the driver, such as:

 Passenger compartment temperature by pressing the warm/cold pushbuttons , 

 Manual air quantity by pressing the pushbutton  +/-

 Manual air distribution by pressing the pushbutton 

 Recirculated air by pressing the pushbutton 

 Activation of residual engine heat recirculation, with ignition off, by pressing the

pushbutton 

 Switching off cooling by pressing the pushbutton 

 Automatic air distribution and blower speed by pressing the pushbutton 

 Defrosting function by pressing the pushbutton 

 Switching on the activated charcoal filter by pressing the pushbutton 

The driver will be shown these adjustments on the display.

Furthermore the control module integrated into the control and operating (N22) module takes over regulation and control of systems, such as:

 comparison of the preselected / actual temperatures and adjustment of the passenger compartment temperature

 automatic switching from fresh air to recirculated air

 automatic air distribution

 automatic blower speed

 actuation of the refrigerant compressor

 actuation of the auxiliary ventilator

The control and operation module (N22) can be diagnosed so that faults arising are stored in a fault memory, which can be read out on-board or with the aid of the Hand-Held Tester.(DMNL Air conditioning).

When changing the control and operating module (N22) a variant coding should be performed with the aid of the Hand-Held Tester.

	Blower pushbutton Location/task/function		GF83.40-P-2144A
	Air distribution pushbutton Location/task/function		GF83.40-P-2159A
	Recirculated air pushbutton Location/task/function		GF83.40-P-2145A
	EC pushbutton Location/task/function		GF83.40-P-2146A
	Warm temperature pushbutton Location/task/function		GF83.40-P-2160A
	Automatic pushbutton Location/task/function		GF83.40-P-2147A
	Rest pushbutton Location/task/function		GF83.40-P-2148A
	Cold temperature pushbutton Location/task/function		GF83.40-P-2161A
	Activated charcoal filter pushbutton Location/task/function		GF83.40-P-2149A
	Defrost pushbutton Location/task/function		GF83.40-P-2139A
	Display Location/task/function		GF83.40-P-2150A

Referenced documents

gf8340p2139a Defroster button, location/purpose/function
gf8340p2144a Blower pushbutton, location/purpose/function
gf8340p2145a Recirculating air pushbutton, position/task/function
gf8340p2146a EC pushbutton, location/purpose/function
gf8340p2147a Auto pushbutton, location/purpose/function
gf8340p2148a REST pushbutton, location/purpose/function
gf8340p2149a Activated charcoal filter pushbutton, location/purpose/function
gf8340p2150a Display, location/purpose/function
gf8340p2159a Air distribution pushbutton, location/purpose/function
gf8340p2160a Warm temperature pushbutton, location/purpose/function
gf8340p2161a Cold temperature pushbutton, location/purpose/function