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Ambient Light Sensor: Service and Repair



Ambient Illumination Deactivation Switch E491 , Removing And Installing

Where equipped, the Ambient Illumination Deactivation Switch E491 controls the "coming home " and "leaving home" lighting function.

Additional information, Owners Manual

Removing

- Remove light switch.







- Reach through opening for light switch and press the switch unit out of the switch housing in direction of - arrow - .
- Disconnect electrical connection.

Installing

Install in reverse order of removal, noting the following:
- Install light switch.