| Function of controls for heating and air conditioning, Climatic up to WEEK 21/2011 |
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| A warning lamp in the instrument panel controls will indicate that the selected function is active. |
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| If the warning lamp does not light up after the AC button is pressed, a fault may be stored in the control unit. Call up event memory using vehicle diagnosis, testing and information system -VAS 5051B- (or later model). If the fault entry „Compressor first run not performed“ is stored, an adaptation („Compressor first run“) must be carried out in the Guided Fault Finding or in the Guided Functions. |
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| In vehicles with start-stop system, note abort conditions: → Chapter |
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