Subaru Impreza & WRX Key Replacement (Keller TX)

Subaru owners tend to keep their cars, and Impreza and WRX owners especially so. That means the Subarus we work on around Keller span a wide range — cars with a plain bladed transponder key sitting next to newer ones with full keyless access and push-button start — and the key job is entirely different between them. Lost your Impreza or WRX key? Call or text (817) 968-3866.

Quick Answer

Replacing a Subaru Impreza or WRX key means registering a new transponder key or keyless-access fob to the car's immobilizer. In the Keller area this typically runs $190–$480 depending on generation and whether you still have a working key. Subaru all-keys-lost is a genuinely distinct job — the registration procedure on these platforms is its own thing, and it is worth asking specifically whether a locksmith covers your model year before booking.

Keller Subaru Impreza & WRX Pricing

Ranges only, as of July 2026:

Subaru key service	Typical range
Bladed transponder key — cut and program	$190–$310
Flip key with remote — cut and program	$220–$340
Keyless access fob — add a spare	$280–$430
Keyless access fob — all keys lost	$360–$480+
Emergency blade cut only	$80–$150

Generation matters more than model name on these cars. Get a quote against your VIN.

Which Subaru Do You Have?

Three broad categories across the Impreza and WRX run:

• Bladed transponder key — insert and twist. A chip in the plastic head has to be accepted by the immobilizer before the engine will run. Cheapest to replace.
• Flip key with remote — same transponder function with a folding blade and remote buttons. Common on mid-generation cars.
• Keyless access with push-button start — a proximity fob you never remove from your pocket. There is an emergency blade inside the fob for the driver's door and nothing more.

The WRX in particular spans generations here, and enthusiast-owned WRXs frequently arrive at us with a key situation nobody planned — an original fob that has been through a decade of track days, or a car bought used with one key and no history.

How the Subaru Immobilizer Works

Every one of these cars pairs each key to the engine immobilizer electronically. Turn the key or press start and the chip's credential has to be accepted before the ECU permits the engine to run. A blade that fits the door lock will open the door and do nothing else.

On keyless-access cars the same logic applies with a proximity fob rather than a chip in a blade head, plus antennas around the car handling detection.

The all-keys-lost specificity on Subaru

Worth calling out because it genuinely differs from other makes: Subaru's secure key registration procedure is its own animal, and coverage for it varies by tooling and by model year in ways that are not always intuitive. A locksmith who handles Toyota and Honda all-keys-lost routinely may or may not cover your specific Subaru generation.

The practical advice: when you call anyone about a Subaru with no working key, ask directly whether they cover your model year for all-keys-lost, not just whether they "do Subarus." A straight answer to that question tells you a lot. We would rather tell you on the phone that a particular year needs a different approach than show up and discover it.

Our all-keys-lost VIN-to-new-key walkthrough covers the general process, and our Subaru immobilizer key programming guide goes into this manufacturer's system specifically.

The Replacement Process

1. Identify the generation and key type — VIN and model year settle transponder, flip key, or keyless access.
2. Confirm all-keys-lost coverage — before dispatch, not after.
3. Verify ownership — photo ID plus registration, title, or matching insurance.
4. Rule out the cheap causes — fob battery, and whether a spare works.
5. Cut the blade — including the emergency blade in a keyless-access fob.
6. Register to the immobilizer — with a working key present if you have one.
7. Test everything — start, keyless access if equipped, remote lock and unlock, panic, trunk or hatch.
8. Verify existing keys — bring every key you own; some procedures re-register the whole list.

Common Impreza and WRX Problems We See

"It cranks but won't run"

Textbook immobilizer symptom on a bladed-key Subaru. The mechanical cut is doing its job; the chip is not being accepted. Our note on chip key replacement explains the mechanism.

"The remote works but the car won't start"

Two separate systems inside one key: the remote radio and the immobilizer transponder. Remote working while start fails points at the transponder side or its registration, which is a narrower diagnosis and often a cheaper one.

"Push-button start doesn't see the fob"

Fob battery first. Then try holding the fob against the start button — many keyless-access cars have a close-range backup read path. Our note on a dead key fob and how to start your car covers it.

"My WRX key is worn out"

Common on enthusiast cars with high start counts. A key that has been twisted 200,000 times loses its cut geometry, and the symptom is needing to jiggle it. A fresh key cut to factory specification — not traced from your worn one — fixes it. Our note on a worn car key that won't turn covers the distinction.

"I bought it used with one key"

Very common on the enthusiast used market, and worth solving immediately for a second reason beyond cost: you have no idea who else has a key to that car. A fresh registration session that rebuilds the accepted-key list invalidates keys not present.

"The key snapped off in the ignition"

Stop and do not fish for it. Pushing fragments deeper scores the cylinder and turns a simple extraction into a cylinder replacement. Our note on broken key extraction from an ignition covers what happens next.

The Honest Boundary

Impreza and WRX key work is within scope for a properly equipped mobile locksmith across most generations, and the add-a-key case is straightforward. The honest caveat is the one above: all-keys-lost coverage on Subaru varies by model year, more than on most makes, and the newest platforms plus anything we have not priced get confirmed against your VIN before we quote. We will tell you plainly if your year needs a different route. That is more useful than a confident guess.

Locksmith Versus Dealer

• Mobile locksmith — cuts and programs on-site at your home or workplace, typically less expensive, no appointment weeks out, and no tow when the car will not start.
• Dealer — full capability with OEM parts, but usually the most expensive path, requires scheduling, and requires towing a non-starting car in.

On Subaru specifically the honest recommendation is: for a spare, a mobile locksmith is almost always the better value. For all-keys-lost, ask both about your exact model year — occasionally the dealer genuinely is the right answer, and a locksmith who tells you that is worth trusting later.

Credentialed, Verified Access

Immobilizer programming touches vehicle security, so ownership verification happens first, without exception. The recognized framework for secure vehicle access in the United States is the National Automotive Service Task Force Vehicle Security Professional registry, through which qualified professionals reach protected functions properly. Locksmith licensing in Texas is administered by the Texas Department of Public Safety Private Security Program. Any legitimate Subaru key service confirms the car is yours before programming.

Local Context for Keller Subaru Owners

Subarus hold their place in Keller 76248 and the surrounding communities — the Impreza as a durable commuter, the WRX as an enthusiast car people keep well past the point where key hardware starts aging. Both situations end up needing key work eventually. We handle Subaru key cutting and immobilizer registration on-site across Keller, Southlake, Colleyville, Watauga, North Richland Hills, Haslet, Argyle, and Justin. For the crossover side of the lineup see our Subaru Crosstrek key replacement guide. If you are out toward the north end of our service area, our page on mobile key cutting and programming in Justin covers service out that way.

Frequently Asked Questions

How much is a Subaru Impreza or WRX key in Keller?

A bladed transponder key typically runs $190 to $310, a flip key with remote $220 to $340, a keyless-access spare $280 to $430, and a keyless-access all-keys-lost job $360 to $480 or more. Generation drives the price, so get a quote against your VIN.

Can a locksmith do Subaru all keys lost?

Often yes, but coverage varies by model year more than on most makes. Ask specifically whether your model year is covered for all-keys-lost rather than whether the shop "does Subarus." A straight answer to that question is the useful signal.

Why does my Subaru crank but not start?

That is the classic immobilizer symptom on a bladed-key car — the mechanical cut is turning the cylinder fine, but the transponder chip is not being accepted. It usually means the key or its registration, not the engine.

My remote works but the car won't start. Is the whole key bad?

Not necessarily. The remote radio and the immobilizer transponder are separate systems in one housing, so remote function surviving while start fails points at the transponder side. That is often a narrower and less expensive fix.

Should I bring my other keys to the appointment?

Yes. Some registration procedures rebuild the accepted-key list, so a key left at home can stop working. Bring every key you own.

Do I need proof of ownership for a Subaru key?

Yes. Photo ID plus registration, title, or matching insurance before any programming. It is standard and it protects you.

Get Your Subaru Key Sorted

Whether you need a spare made for a daily-driven Impreza or you are standing next to a WRX with no working key at all, Keller Locksmith handles Subaru key replacement across Keller, Southlake, Colleyville, Watauga, North Richland Hills, and the surrounding Tarrant and Denton County areas. Call or text (817) 968-3866 with your year and trim — and mention up front if you have no working key, so we can confirm coverage before we roll.

---

Written by the Keller Locksmith Automotive Locksmith Team — mobile Subaru key cutting, transponder programming, and keyless access registration across Keller and north Tarrant County.