You can tie it in with the cigarette lighter positive wire. Just make sure there is another fuse between the cigarette lighter wire and your back up sensor. 2 to 3 inches maximum. Your back up sensor should come with a fuse in it. Back up sensor fuse should be less than the cig. lighter fuse Ampere. Example: Back up sensor fuse 3A, factory cig. lighter fuse 10A
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Tuesday, December 30th, 2008 AT 9:57 PM