A8 Quattro Sedan V8-4.2L (BGK) (2006)
Ambient Light Sensor: Service and Repair
Ambient Light Sensor
Switches
Light Recognition Sensor
Special tools, testers and auxiliary items required
‹› Improvised tool
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Use 0.7 mm thick metal strip to make an improvised tool with the dimensions shown.
Removing
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Guide offset end of improvised tool - 1 - under side of trim - 2 - as shown.
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Release trim retainer tabs by pulling improvised tool in direction of arrow.
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Repeat procedure on opposite side.
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Disconnect electrical connector - 1 -.
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Squeeze fasteners - arrows - and take Light Recognition Sensor (G399) - item 2 - out of mount.
Installing
Install in reverse order