The Lonsdor ADP-25 is a specialized OBD programming adapter designed for use with the K518 Series key programming tools. It facilitates All Keys Lost programming for Toyota and Lexus vehicles equipped with 8A and 4A proximity smart key systems, allowing you to bypass PIN codes and complete key registration seamlessly.

When paired with the Lonsdor LKE emulator the ADP25 enables advanced immobilizer data operations, including smart key backup, addition, and deletion.

Features

• Programs 90%+ of Toyota & Lexus proximity smart keys (up to 2021) — no PIN codes required
• Supports All Keys Lost programming via OBD for EU, US, and ME models
• Enables emergency start after key programming
• Add up to 3+ keys and delete lost keys
• Must be used with the Lonsdor K518 series
• LKE emulator required for All Keys Lost function
• Reuses immobilizer data from ADP for programming
  (Note: dealer rolling codes change with each use)

Supported Types

• 8A: DST-AES 88, A8, A9, AA
• 4A: HITAG-AES

Functions

• Backup immobilizer data
• Add keys via OBD
• Perform All Keys Lost operations
• Delete existing keys
• Provides free password calculation for:
• Dealer keys
• Lonsdor FT-series keys

Compatibility:

8A Models – Toyota & Lexus (2013–2021)

• Toyota Camry (2013–2021)
• Toyota Land Cruiser (2014–2021)
• Toyota Prado (2014–2021)
• Toyota Crown (2015–2021)
• Toyota Alphard (2015–2021)
• Toyota Vellfire (2015–2021)
• Toyota Previa (2015–2021)
• Toyota C-HR (2018–2021)
• Toyota Izon (2018–2021)
• Toyota Wildlander (2018–2021)
• Toyota Avalon HV (2019–2021)
• Toyota RAV4 (2014–2021)
• Toyota Prius (2015–2021)
• Toyota Avalon (2019–2021)
• Toyota Corolla EX (2013–2019)
• Toyota Harrier (2021)
• Lexus LS Series (2013–2021)
• Lexus RX Series (2013–2021)
• Lexus G Series (2013–2021)
• Lexus IS Series (2013–2021)
• Lexus NX Series (2017–2021)
• LexusUX Series (2018–2021)

4A Models – Toyota (2021)

• Toyota Livin (2021)
• Toyota Allion (2021)

Other Toyota Models (2019–2021)

• Toyota Corolla HV (2019–2021)
• Toyota Levin (2019–2021)
• Toyota Levin HV (2019–2021)
• Toyota Corolla (2019)