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Lexus IS

Lexus IS Key Replacement

Lost, broken or spare Lexus IS key? We cut and program IS keys and fobs on-site for all model years from 2001 to present — fast and affordable.

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Whether you drive a brand-new Lexus IS or an older one, Don's Locksmith can replace or duplicate your key at your location. The right key for your IS depends on its model year — here's how Lexus IS keys have evolved.

Lexus IS Key Types by Year

Model YearsTypical Key Type
IS 2001–2007Transponder key — a transponder chip key, sometimes combined with a separate remote. Both the cut and the chip programming must match your vehicle.
IS 2008–2013Remote head key / early smart key — typically a remote head key (key and remote in one) or, on higher trims, an early proximity smart key. Cutting plus on-board programming is required.
IS 2014–2018Proximity smart key — commonly a proximity smart key with push-button start on many trims, alongside transponder keys on base models. Programming uses the vehicle’s security system.
IS 2019–presentProximity smart key / push-to-start — usually a proximity smart key with push-button start, and on some vehicles phone-as-key features. A replacement must be programmed to the car’s encrypted security system.

Key technology varies by trim and region; call us with your exact year and VIN and we'll confirm the right key for your Lexus IS.

How We Replace Your IS Key

  1. 1Confirm your vehicleWe verify your Lexus IS year and VIN to bring the correct key and tools.
  2. 2Verify ownershipProof of ownership and ID protect you and your vehicle.
  3. 3Cut & program on-siteWe cut the key and program it to your car’s security system.
  4. 4Test everythingStart, locks and remote functions are confirmed before we leave.

Lexus IS Key FAQs

It depends on the year and key type — a basic transponder key costs less than a proximity smart key. We quote the exact price for your Lexus IS before any work begins.

Yes. We handle all-keys-lost situations for the Lexus IS, originating and programming a new key on-site without a tow to the dealer.

We do. Our mobile units cut and program Lexus IS keys at your home, work or roadside anywhere in our Southern California service area.

Yes — the replacement will operate the remote and start functions your IS’s key supports for that year, once we program it to your vehicle.

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