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Scion iM Key Replacement

Scion iM keys date back to 2016 and span 1 key system across the model’s generations — flip key (hyq12bfa). DFW Keys 4 Cars cuts and programs every one of them at your location anywhere in Dallas–Fort Worth, 24/7 — spares, all-keys-lost, fobs and lockouts. Call (214) 717-6398.


About iM Keys

Verified key reference for the Scion iM — model years, key types, and the transponder/immobilizer each generation uses. Boundary years can overlap; we confirm the exact part by VIN before dispatching.

Model / GenerationYearsKey TypeTransponder / ImmobilizerBlade / FCC
iM — TOYOTA COROLLA iM2016Flip key (HYQ12BFA)Texas DST-AES “H” chip (8A 128-bit)TOY48 (TOY48H / TOY52H)

Security System & Immobilizer

Scions use Toyota’s immobilizer families of their era — mostly 4D67 dot and G chips — with parts and programming still readily available.

On the iM specifically we see: Texas DST-AES “H” chip (8A 128-bit). A correctly cut but unprogrammed key turns the locks and never starts the engine — programming is the half of the job that matters.

Which key does your year have?

  • 2016: Flip key (HYQ12BFA) — Texas DST-AES “H” chip (8A 128-bit) (TOY48 (TOY48H / TOY52H))

Our iM Key Services


Scion iM Key FAQ

I lost the only key to my iM. What now?

We come to the vehicle, verify ownership, cut a new key from the VIN, and program it on-site — no tow, no dealer wait.

Will a hardware-store copy start my iM?

On transponder-era cars it opens doors and nothing else — the chip must be programmed to the immobilizer, which is what we do curbside.

How fast can you reach my iM in DFW?

We dispatch the nearest mobile unit metroplex-wide, 24/7 — call (214) 717-6398 for an honest ETA.