It don't work like that. Each individual head unit has a seperate PIN code. Best bet is to get the serial number from your unit. Located on top or back of it, and call Kenwood direct with the serial the serial number, they have all codes on file, they can help. Here are the numbers
Kenwood Australia - 1800 126 659
USA - 1-800-KENWOOD (536-9663
If not either of them, go to their site
http://www.kenwoodusa.com/Contact/
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