Replacement Plastic Car Flip Key Case for Audi VW Golf 7 MK7 | 3-Button Key Shell

How to Transfer Your Key Components

Installing this key shell involves transferring the internal components (circuit board, battery, and key blade) from your old key fob. Please handle the electronic components with care to avoid static damage.

1. Open the Old Key: Carefully pry apart the two halves of your original key fob using a small flat-head screwdriver.
2. Remove the Battery: Take out the old battery, typically a CR2032 3V coin cell .
3. Transfer the Circuit Board: Gently remove the main circuit board and place it into the new key shell.
4. Install New Battery: Insert a new CR2032 battery, ensuring the positive (+) side is facing up .
5. Transfer the Key Blade: Remove the metal key blade from the old key housing and install it into the new flip mechanism.
6. Assemble the New Key: Snap the two halves of the new key shell together firmly.
7. Test Functionality: Press the Lock, Unlock, and Trunk buttons to ensure the key responds correctly and the LED indicator lights up .

Battery Replacement and Troubleshooting

The key fob battery typically needs replacement every 1-2 years, depending on usage frequency . If your key becomes unresponsive after replacing the battery, consider the following:

• Check Battery Orientation: Ensure the battery is installed correctly with the positive side up.
• Clean Contacts: Use a cotton swab with a small amount of isopropyl alcohol to clean any oxidation from the battery contacts on the circuit board .
• Diagnose Key Issues: For Volkswagen keys, if the key drains batteries quickly, it could be due to electrostatic discharge damage, especially in cold climates. In such cases, the key may need to be replaced by an authorized dealer .
• Re-programming: This product is a shell only and does not include a chip. The internal electronics from your old key must be transferred. If you need a completely new key programmed, you must contact a dealership or a qualified locksmith .

Q: Is this key shell compatible with my specific vehicle model?

A: This shell is designed for specific models, primarily VW Golf 7 (MK7) and select Audi vehicles. Always verify the product's compatibility listing with your car's make, model, and year before purchasing.

Q: Do I need to program this key shell?

A: No. Since you are only replacing the external plastic case and transferring the internal electronics from your original key, no programming is required. If you are starting with a blank key and chip, you would need professional programming .

Q: What should I do if my key fob still doesn't work after transferring everything to the new shell?

A: Double-check the battery installation and clean the contacts. If it still fails, the issue likely lies with the circuit board from your old key, which may have been damaged during transfer or was already faulty. You may need to seek professional repair or replacement of the internal components .