The VIN includes letters from A-Z except I, O, and Q to avoid confusion with similar-looking numerals. If you have a Honda Odyssey 2013-14 model, you don’t need a radio/nav system code for initiation.

Find The Radio Code For Your Honda Odyssey The easiest way to find it is to peek in the owner’s manual. However, even if you can’t locate it, the Honda radio/nav system can be unlocked with your VIN ...