[Confirmed Fix] My 2016 BMW 740 i key was cloned but code still needed?

238 views - Last reply: October 11, 2024
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How do I obtain the key code to program a 2016 BMW 740 i key fob?

Hello! We've developed a VIN-based tool to help you get your key code for the 2016 BMW 740 i. Check it out here: VIN Key Code Generator.

Replies (4)

Great info! Needed this for my old 2016 BMW 740 i.

Following along—same issue with my 2016 BMW 740 i.

Just checking in to say this helped with my 2016 BMW 740 i. Thanks!

Just checking in to say this helped with my 2016 BMW 740 i. Thanks!

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Some comprehensive auto policies cover key replacement, often with a deductible. Homeowner's insurance may cover keys lost away from home. Always check your policy details - coverage varies widely. Claims may increase your rates.
Key Tip: Store your key code separately from your keys
Key Fob Issues
1) Find the seam and pry open the fob (some have tiny screws) 2) Note battery orientation 3) Remove old battery (CR2032 is most common) 4) Insert new battery 5) Reassemble. Test all buttons - if issues remain, the fob may need reprogramming.
Key Tip: Avoid exposing key fobs to water or extreme temperatures
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Costs vary widely: Basic keys: $50-$150, Transponder keys: $150-$300, Smart keys/fobs: $200-$800, Dealership replacements typically cost 20-50% more than locksmiths. Emergency/lockout service adds $50-$150.
Key Fob Issues
1) Find the seam and pry open the fob (some have tiny screws) 2) Note battery orientation 3) Remove old battery (CR2032 is most common) 4) Insert new battery 5) Reassemble. Test all buttons - if issues remain, the fob may need reprogramming.
Key Tip: Avoid exposing key fobs to water or extreme temperatures
Key Programming
Programming syncs the key's transponder chip with your car's immobilizer system. The process varies by manufacturer but generally involves: 1) authenticating with the car's computer 2) erasing old keys if needed 3) programming new key codes 4) testing functionality.
Key Fact: Smart keys use radio frequencies between 125 kHz and 2.4 GHz

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