Audi A4 3 Button Remote Key Replacement | 433MHz | ID48 Transponder | HU66 Blade | Aftermarket

This aftermarket 3-button remote key is designed as a reliable replacement for selected Audi A4 models, including Avant, Cabrio, and performance variants. The key features an ID48 transponder chip, enabling secure communication with the vehicle’s immobiliser system.

Operating on a 433MHz frequency, the remote provides dependable locking and unlocking functionality. It comes supplied with a HU66 key blade, which can be cut to match the vehicle’s ignition system. The remote is powered by a CR2032 battery, ensuring consistent and long-lasting performance.

This replacement key is suitable for lost, damaged, or spare key requirements and offers a cost-effective alternative to the original manufacturer key. Both immobiliser and remote functions require professional diagnostic programming before use.

Key Features

• Product Type: Aftermarket Remote Key

• Buttons: 3 Button (Lock / Unlock / Boot)

• Frequency: 433 MHz

• Transponder Chip: ID48

• Key Blade: HU66 (Included)

• Battery Type: CR2032

• Manufacturer: Aftermarket

• Original Part Numbers: 8E0837220Q / 8E0837220QINB / 8E0837220QINF

Programming Information

Immobiliser Programming: Diagnostic programming required
Remote Programming: Diagnostic programming required

Vehicle Compatibility (Guide Only)

• Audi A4 (2004 – 2008)

• Audi A4 Cabrio (2007 – 2009)

• Audi A4 Avant (2005 – 2008)

• Audi S4 Avant Quattro (2005 – 2008)

• Audi RS4 Avant Quattro (2006 – 2008)

• Audi S4 Cabrio (2007 – 2009)

Note: Vehicle compatibility and production years are provided as a guide only. Professional programming may be required.