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What is this sensor in the boot?

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Old 06-15-2018, 07:17 AM
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Default What is this sensor in the boot?


See attached photo - anyone know what this sensor is? - I assume it’s some kind of sensor anyway...
Old 06-15-2018, 11:06 AM
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Is that a B9 S4's trunk? Why did I think there was a temporary spare in there?
Old 06-15-2018, 11:27 AM
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Originally Posted by India Whiskey Charlie
Is that a B9 S4's trunk? Why did I think there was a temporary spare in there?
Hi - yep it is a B9 S4. There was a 'space saver' spare wheel in there but I took it out to get the photo
Any idea what the sensor is??
Old 06-15-2018, 11:37 AM
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Originally Posted by Horrgakx
Any idea what the sensor is??
No but could be related to rear view camera or backup sensors?
Old 06-15-2018, 12:02 PM
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I don't have a rear view camera (like EVERYTHING on this car it's an option), and it doesn't go anywhere else. I wonder if it could be a G sensor or something....
Old 06-15-2018, 12:35 PM
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The 'kick to open' trunk sensor?
Old 06-15-2018, 01:05 PM
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It doesn't have that either - but would it go through the metal floor anyway? I thought a kick-sensor would be under the rear bumper (it was on my previous car)
Old 06-15-2018, 01:27 PM
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In my Lexus GS, similar looking sensor in about that location was the receiver for the keyless entry. Suspect that sensor picks up your remote trunk release and makes sure the key isn't in the trunk.
Old 06-15-2018, 01:30 PM
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Hmm that could be a good shout. Makes sense.
Old 06-20-2018, 11:23 AM
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Originally Posted by Horrgakx
I don't have a rear view camera (like EVERYTHING on this car it's an option), and it doesn't go anywhere else. I wonder if it could be a G sensor or something....
you dont have a back up camera? It comes standard on the S4 along with the front and rear parking sensors. You sure you have an S4 buddy? lol


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