Its officially not the key

I have no clue where to even look now, could it be some sort of module or something else? I tried another Key (My old one) and its doing the same thing as the current one...

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Some Of My Mods:


Some Of My Mods In Text:
1. Depo Headlights
2. Weathertech Window Guards
3. eBay/Sony Rear DVD Players
4. JVC NX7000 Navigation System

NOTE: IF anyone likes these mods and needs some help with installing them on their X5s, please feel free to PM me, I am more then happy to help!