Toyota Mirai Key Replacement Guide

Last updated: August 2026 · Verified OEM part numbers

Quick answer: The Toyota Mirai (2021-2023) uses the HYQ14FLA NO.3450 312/314 MHz 4A Chip Smart Key for Toyota Mirai 2021-2023 — verified against OEM part numbers. See the full compatibility table below.

Compatible keys for Toyota Mirai

Before you order

• Match the year range — Toyota changed key systems across model years. Check your registration year.
• Check your current key — the OEM number printed on your key matches the table above.
• Programming — smart keys need a compatible programmer (Xhorse, VVDI, Autel). We can advise which one works for each key.

Frequently asked questions

Which key fits my Toyota Mirai?

The Toyota Mirai (2021-2023) uses the HYQ14FLA NO.3450 312/314 MHz 4A Chip Smart Key for Toyota Mirai 2021-2023. Check the table above for all compatible options, verified against OEM part numbers.

Do you supply Toyota Mirai keys wholesale?

Yes. We supply locksmiths and key distributors at wholesale prices with MOQ from 5 units. Message us on WhatsApp for today's price list.

Can a Toyota Mirai key be programmed without the dealer?

In most cases yes, using tools like Xhorse, VVDI or Autel. We can advise the right programmer for each key SKU.

Related: All Toyota keys · All guides · Key Finder

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