

Aftermarket KeyFirst Remote Key for Audi™ A2 – 3 Buttons
Audi A2: 1999–2002
Also compatible with: Audi™ A4: 1999–2002
IMPORTANT: This key requires pre-coding by us before dispatch. Validity is approx. 5 days from pre-coding; after that, the associated file expires.
Specifications:
Remote type: Non-Keyless (no hands-free)
Buttons: 3
Transponder: ID48
PCF: —
Frequency: 433.920 MHz ASK
Battery: CR2032
Blade: HU66
Pre-coding: Yes (required)
EAN: 3700872204434
OEM P/N: 4D0837231A – 4D0837231N
Immobilizer programming: Via OBD port
Central locking programming: Via OBD port
Legal notice:
All KeyFirst aftermarket compatible products are sold without manufacturer logos and comply with anti-counterfeiting laws.
The brand Audi™ is not affiliated with KEYFIRST SAS. KEYFIRST SAS holds no IP rights or license to this trademark; it is referenced solely to indicate compatibility/intended use. All KeyFirst items are non-OEM replacements, compatible and adaptable, with equivalent technical characteristics under EU law.
Data sheet
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