Component Description For Climate Control And Operating Unit - GF83.40-P-3002KJ
MODEL 453.0 (except 453.091), 453.3 (except 453.391), 453.4 (except 453.491) except CODE l01 (Automatic air conditioning)
| Control element | Controllable function | Operating feedback |
|---|---|---|
| Rear window heater button (N23s1) | Rear window heater ON/OFF | Integrated LED |
| "A/C" button (N23s2) | Refrigerant compressor ON/OFF | Integrated LED |
| Fresh air/air recirculation mode switch (N23s3) | Air recirculation mode ON/OFF | Integrated LED |
| Air distribution selector wheel (1) | Change air distribution | Integrated LED |
| Air volume selector wheel (2) | Change air volume | Integrated LED |
| Temperature selector wheel (3) | Change temperature | Integrated LED |
Location
The climate control and operating unit is located in the center console.
Task
The automatic air conditioning control and operating unit performs the following tasks:
- Read in sensors and signals
- Evaluation of input factors
- Actuation of components
Read in sensors and signals
The input factors are read in via the following connections:
- Direct line
Direct line
The following signals are read in via direct lines:
- Evaporator temperature sensor (B10/6)
Evaluation of input factors
The input factors that have been read in are evaluated by the integrated microprocessor and the relevant components are then actuated.
Actuation of components
The actuation of the components takes place via the following connections:
- Direct line
Direct line
- Blower motor (M2)
- Refrigerant compressor (A9)
| Wiring diagram of air conditioning | PE83.30-P-2000-97BBB |