Volkswagen Jetta key types by year
| Years | Key type | Key blade | Transponder / chip |
|---|---|---|---|
| 1994–2020 | Transponder or remote-head key | HU66 / HU162T | Megamos ID48 |
- Spare key programming: Yes — done on site
- All keys lost: Yes — done on site
Key data is from our cutting and programming references. Year ranges overlap where different trims use different keys — we confirm by VIN before cutting.
Every Volkswagen Jetta from 1994 to 2020 in our records uses either a transponder key or a remote-head key. These have an HU66 or HU162T blade and a Megamos ID48 chip. Our tools fully cover both adding a spare and making a key when all keys are lost. In most cases, we can cut and program a new Jetta key in your driveway or parking lot, with no tow to the dealer.
Which Jetta key do you have?
The Jetta keys we see fall into two styles:
- Transponder key: a plain key head with a chip inside and no buttons. It starts the car but does not lock or unlock remotely.
- Remote-head key: lock, unlock and trunk buttons built into the head. On many Jettas this is a flip key, where the blade folds into the fob and springs out when you press a button.
Both styles use a laser-cut (internal-cut) blade. It has a groove milled down the middle of a flat blade instead of teeth on the edge. The HU66 is the long-running VW profile. The HU162T is the newer version found on later models. If you are not sure which one you have, read us your VIN when you call. That tells us the exact key and blade for your car.
Spare key vs. all keys lost
Adding a spare while you still have a working key is the easier job. We cut the new blade, then program the new chip and remote alongside the key you already have. This is usually faster and costs less.
All keys lost takes more work, but our coverage for the Jetta is full. We cut the blade by code from the VIN where we can. If no code is available, we decode the door lock with an HU66 Lishi tool and cut from that. Then we program the key from scratch. If you are locked out as well, we handle the car lockout first, as part of the same visit.
What programming involves on a Jetta
The Megamos ID48 chip has to be paired with the car’s immobilizer. If it is not, the engine may crank and then shut off, even with a perfectly cut blade. We connect professional diagnostic tools to the OBD port under the dash and add the new key to the car’s memory.
On some Jettas, the tool first has to read security data, such as the PIN or immobilizer data. On many VWs, that data is stored in the instrument cluster. Now and then a module has to be read on the bench instead of through the port. Either way, it can usually be done on site. The remote buttons are paired as a separate step, and we test lock, unlock and trunk before we leave.
What to have ready
- Registration or title for the Jetta
- Photo ID that matches the name on the paperwork
- VIN, which you can find on the driver-side dash through the windshield, on the door jamb sticker, or on your registration and insurance card
- Any working key, if you have one, for a spare-key job
- Your location, plus access to the car (parking deck level, gate code)
We will not make a key without proof of ownership. That protects you as much as anyone.
Signs your Jetta key or fob is failing
- The flip blade is loose, won’t lock open, or won’t spring out. This is very common on VW flip keys.
- Remote range drops, or one button stops working after a new battery.
- The key symbol or immobilizer light on the dash flashes and the car won’t start.
- The engine starts and then dies a second or two later.
- The blade is worn and you have to jiggle it to turn the ignition.
If a new key still feels rough in the ignition, the cylinder itself may be worn. In that case, see our ignition repair and replacement service. A failing flip mechanism is a good reason to get a spare made now, before the original quits.
When the dealer might still be needed
For this model, we can do almost everything a dealer can for keys. A dealer may still be the right call if:
- An immobilizer or cluster module is damaged and needs replacing, not just programming.
- There is open warranty or recall work on the car’s electronics.
- You want a factory-branded fob specifically.
We will tell you up front if your car falls into one of these cases.
Cost and booking
The price depends on the key style (transponder vs. remote-head), spare vs. all keys lost, and the time of day. Our locksmith pricing page explains what drives the cost, or call 704-905-6600 for a quote for your year. We come to you across the Charlotte area and nearby South Carolina; check our service areas. For other makes, see our main car key replacement page.