Display and Control Unit Overview

Display and Control Unit Overview






1 Left Temperature Display

• Shows the temperature set for the driver side.

2 Left Seat Heating Button

• The LED is on when the setting is active.

• The seat heating has 3 settings. An LED indicates which setting is selected.

3 Windshield Air Distribution Button

• The LED is on when the setting is active.

4 Center Air Distribution Button

• Air distribution to the upper body via the center vents

• The LED is on when the setting is active.

5 Lower Air Distribution Button

• Air distribution in the footwell.

• The LED is on when the setting is active.

6 Air Recirculation Button

• The LED is on when the setting is active.

• Manual and automatic recirculating air mode.

• Press the button for recirculating air function to prevent polluted air from entering interior.

Recirculating air is switched on automatically under the following conditions:

• When the windshield washer system is operated,

• When the Air quality sensor (G238) is activated,

• When the reverse gear is engaged (this function is only active for 2 minutes after the engine is started).

• Blower speeds on Front A/C display control head (E87) ,

• Front A/C display control head (E87) "OFF".

7 Right Seat Heating Button

• The LED is on when the setting is active.

• The seat heating as 3 settings. An LED indicates which setting is selected.

8 Right Temperature Display

• Shows the temperature set for the front passenger side.

9 Right Temperature Control

• The selected temperature will be shown in the display.

10 AC Button

• The LED is on when the setting is active.

• If the AC button is deactivated, the A/C compressor is set to almost zero delivery. If the AUTO button is activated, the heating and ventilation mode continues to be controlled electronically.

11 MAX AC Button

• The LED is on when the setting is active.

• Run A/C system with MAX A/C.

12 Sync Button

• The LED is on when the setting is active.

• Current driver side temperature control supersedes that of the front passenger side.

13 Blower Control

• By turning the knob, the blower speed can be individually adjusted.

• If the blower speed is manually adjusted, the function AUTO is automatically deactivated.

14 AUTO Button

• The LED is on when the setting is active.

• In automatic mode the Climatronic maintains the selected vehicle temperature automatically. The air temperature, the blower speed and the air distribution are adjusted automatically.

15 OFF Button

• Press the OFF button to turn off the heater and A/C.

16 Left Temperature Control

• The selected temperature will be shown in the display.

17 Rear Window Defogger Button

• The LED is on when the setting is active.

• It only works when the engine is running and turns off on its own after 10 minutes.

18 Max Defrost Button

• Air sucked in from the outside is directed to the windshield causing the recirculating air mode to shut off automatically.

• In order to remove fog from front windshield as quick as possible, the air must be warmed to a temperature over 1.5 °C (+ 35 °F) and the blower must reach a high blower speed.

Display and Control Unit Connectors

Special tools, testers and auxiliary items required

• Test Adapter (V.A.G1598/47)

• Due to differences in equipment levels, use the most current wiring diagram to find the exact assignment of the individual connector positions and pin assignments.






A - Connector 20-pin

• Due to differences in equipment levels, use the most current wiring diagram to locate the connector and pin assignments.

B - Connector 16-pin

• Due to differences in equipment levels, use the most current wiring diagram to locate the connector and pin assignments.

C - Connector 16-pin

• Due to differences in equipment levels, use the most current wiring diagram to locate the connector and pin assignments.