Mercedes-Benz CS1000 manual 44+!2879, Reading Actual Values, Component Under Test, Number

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READING ACTUAL VALUES

1.IGNITION : Position 1

2.Set temperature selection to 72 degrees F (Press v and ^ simultaneously).

3.Press the AUTO button.

4.Press the REST button for more than 5 seconds.

5.The display will alternately show the number "01" and the in-car temperature or "LO" if there is an open circuit or "HI" if there is a short circuit.

6.Press the "Top Air Outlet" button to increase the component tested and the "Bottom Air Outlet" button to decrease the component number tested.

7.Press the REST button to end the test program.

COMPONENT UNDER TEST

Number	Component
01	In-Car Temperature Sensor with Aspirator Blower (B10/4)
02	Outside Temperature Sensor (B10/5)
03	Heater Core Temperature Sensor (B10/1)
05	Evaporator Temperature Sensor (B10/6)
06	Engine Coolant Temperature (ECT) Sensor (A/C) (B10/8)
07	Refrigerant Pressure in Bar
08	Blower Control Voltage
09	Software Status of A/C Pushbutton Control Module
15	Selected In-Car Temperature
20	Version Code
21	Engine Speed in RPM
22	A/C Compressor Speed in RPM
23	Vehicle Speed in km/h
50	Not Used
51	Number of Current Poly-V Belt Slip Recognitions
52	Number of Stored Poly-V Belt Slip Recognitions

FAULT DIAGNOSIS

1IGNITION : Position 1

2Press the V button until "LO" appears on the display.

3Within 20 seconds press the REST and BLOWER buttons simultaneously for more then 2 seconds.

4The LED in the RECIRCULATE button flashes and "dI R" appears on the display

5Press the AUTO button until all DTC's are displayed and recorded. Continuous faults are displayed first. if no faults are stored, "En d" is displayed. Press AUTO again to retrieve intermittent faults. If no intermittent faults are stored, "En d" is displayed.

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