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Infiniti FX35 Key Replacement

Infiniti FX35 keys date back to 2003 and span 1 key system across the model’s generations — smart key (intelligent key, push-button). 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 FX35 Keys

Verified key reference for the Infiniti FX35 — 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
FX35 / FX452003–2008Smart key (Intelligent Key, push-button)Philips ID46 (PCF7936 / PCF7952)NSN14 (DA34)
FX35 / FX502009–2013Smart key (Intelligent Key, push-button)Philips ID46 (PCF7952)NSN14 (DA34)

Security System & Immobilizer

Infiniti runs Nissan’s NATS immobilizer and standardized Intelligent Key proximity fobs early.

On the FX35 specifically we see: Philips ID46 (PCF7936 / PCF7952), Philips ID46 (PCF7952). 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?

  • 2003–2008: Smart key (Intelligent Key, push-button) — Philips ID46 (PCF7936 / PCF7952) (NSN14 (DA34))
  • 2009–2013: Smart key (Intelligent Key, push-button) — Philips ID46 (PCF7952) (NSN14 (DA34))

Our FX35 Key Services


Infiniti FX35 Key FAQ

I lost the only key to my FX35. 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.

My FX35 is push-to-start — can you program that outside the dealer?

Yes. Late models (2009–2013) use a proximity smart key on Philips ID46 (PCF7952) — we carry the fobs and the programmer, and we cut the emergency blade.

How fast can you reach my FX35 in DFW?

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