| The sensitivity level of the rain sensor can be adjusted when the wiper is turned to "intermittent wipe". |
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| Intermittent level 1 = lowest level of sensitivity of rain sensor |
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| Intermittent level 4 = highest level of sensitivity of rain sensor |
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| The system must be turned to "intermittent wipe". |
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| The rain and light sensor -G397- must detect moisture on the windscreen. |
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| The rain and light sensor -G397- measures the level of moisture on the windscreen. |
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| The onboard supply control unit -J519- (master control unit) passes on this information to the wiper motor control unit -J400-. |
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| The wiper motor control unit -J400- actuates the wiper motor with the speed calculated for the wiper (7 different speeds can be actuated). |
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| The onboard supply control unit -J519- turns on the dipped headlights when the automatic headlight control function is activated. |
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