[Issue Closed] Looking for my 2018 Subaru Crosstrek 20i's key code to program a new key fob

957 views - Last reply: January 03, 2025
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How do I retrieve the key code for my 2018 Subaru Crosstrek 20i to program a key?

Hello! We've developed a VIN-based tool to help you get your key code for the 2018 Subaru Crosstrek 20i. Check it out here: VIN Key Code Generator.

Replies (6)

Following this for my 2018 Subaru Crosstrek 20i. Please update if it works!

I'm stuck trying to get the key code for my 2018 Subaru Crosstrek 20i, hope this helps.

I can’t believe I found this. Been stuck with my 2018 Subaru Crosstrek 20i too.

Same issue here with my 2018 Subaru Crosstrek 20i, let me know if it works.

Fingers crossed this works for my 2018 Subaru Crosstrek 20i too.

I’m in the same boat with my 2018 Subaru Crosstrek 20i. This looks promising.

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Key Tip: Avoid exposing key fobs to water or extreme temperatures
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.
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 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.
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Many cars have a resync procedure: 1) Press lock/unlock buttons while near the car 2) Insert key and turn ignition on/off in a specific pattern 3) Use a sequence of button presses. Check your manual for exact steps - procedures vary widely by manufacturer.
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