[Update] Key code help for 1999 Acura NSX with flip key

4369 views - Last reply: September 22, 2024
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Where's the key code located to program keys for my 1999 Acura NSX?

Hello! We've developed a VIN-based tool to help you get your key code for the 1999 Acura NSX. Check it out here: VIN Key Code Generator.

Replies (3)

Trying to reprogram a new key for my 1999 Acura NSX—need the code first.

Looking for the same thing for my 1999 Acura NSX, hope someone can help.

Same issue here with my 1999 Acura NSX, let me know if it works.

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Sometimes. Broken buttons can often be fixed by cleaning or replacing the button pad. Cracked cases can be glued. However, water damage or circuit board issues usually require complete fob replacement. Reprogramming is still needed for replacement fobs.
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Common reasons: wrong key type for your vehicle, anti-theft system needs reset, low car battery voltage during programming, or the key isn't properly synced. Some cars also have programming limits (only 2-4 keys can be registered).
Key Programming
Common reasons: wrong key type for your vehicle, anti-theft system needs reset, low car battery voltage during programming, or the key isn't properly synced. Some cars also have programming limits (only 2-4 keys can be registered).
Key Fob Issues
Sometimes. Broken buttons can often be fixed by cleaning or replacing the button pad. Cracked cases can be glued. However, water damage or circuit board issues usually require complete fob replacement. Reprogramming is still needed for replacement fobs.
Key Tip: Replace key fob batteries every 1-2 years as preventative maintenance
Key Fob Issues
Common causes: dead battery (most common), water damage, internal circuit damage, or the fob lost synchronization with your car. Try replacing the battery first. If that doesn't help, the fob may need reprogramming or replacement.
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