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Self-Study Programme 208 Air Conditioner in the Motor ... - Volkspage

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OTUAOFFTemperature controlControl unit with operat<strong>in</strong>g anddisplay unitControl unit<strong>208</strong>_078AUTOCLIMATRONICECONECON<strong>208</strong>_102<strong>208</strong>_101Dash panel temperaturesensor G56Operat<strong>in</strong>g anddisplay unit E87Dash panel temperaturesensor G56Climatronic control unit withoperat<strong>in</strong>g and display unitControl unit with operat<strong>in</strong>g anddisplay unit of Audi TT CoupéDesignThe control unit is comb<strong>in</strong>ed with <strong>the</strong> operat<strong>in</strong>gand display unit which is adapted to <strong>the</strong> designof <strong>the</strong> vehicle <strong>in</strong> question.A vehicle <strong>in</strong>terior temperature sensor is also<strong>in</strong>tegrated <strong>in</strong> <strong>the</strong> control unit.FunctionThe control unit is equipped with a fault memory.Failure of a component or an open circuit can bedetected quickly via <strong>the</strong> self-diagnosis.No matter what fault occurs, <strong>the</strong> control unit willrema<strong>in</strong> <strong>in</strong> operation and ma<strong>in</strong>ta<strong>in</strong> <strong>the</strong>temperature sett<strong>in</strong>gs <strong>in</strong> emergency mode.The control unit receives <strong>in</strong>formation from <strong>the</strong>electrical and electronic components (sensors).These signals are processed by <strong>the</strong> control unit <strong>in</strong>accordance with <strong>the</strong> setpo<strong>in</strong>ts. The output signalsof <strong>the</strong> control unit <strong>the</strong>n control <strong>the</strong> electricalactuators.46

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