Lonsdor LT20-06-5 Smart Key Board – 5-Button Layout | 8A + 4D Chip | Adjustable Frequency | Toyota Alphard, Vellfire, Previa (2006–2023)
The LT20-06-5 smart key PCB board is a 5-button, switchable frequency remote board that supports both 4D and 8A chip types, making it ideal for a wide range of Toyota MPVs. Compatible with Lonsdor K518 Pro, KH100+, and KW100S, this board delivers advanced key generation, programming, and re-shelling capabilities.
This board is an excellent fit for use in aftermarket key shell replacements or for building custom programmable remotes.
Key Specs:
- Chip Type: Dual chip – 8A + 4D
- Board Numbers:
- 8A: 0120
- 4D: 5380
- Button Configuration: 5-Button (Lock, Unlock, Left Sliding Door, Right Sliding Door, Trunk)
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Frequency Support:
- 314.35 / 312.09
- 312.50 / 314.00
- 433.58 / 434.42
- 314.35 / 315.10
- 433.92 MHz (and more)
- Shell Compatibility: Smart key shells for Alphard, Vellfire, and Previa (OEM layout)
- Battery: CR2032 (not included)
Vehicle Compatibility:
-
8A Chip Vehicles:
- 2016 – 2021 Toyota Alphard
- 2015 – 2021 Toyota Vellfire
- 2016 – 2022 Toyota Previa
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4D Chip Vehicles:
- 2012 – 2015 Toyota Alphard
- 2012 – 2014 Toyota Previa
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Not currently compatible with Subaru, Hyundai, or KIA (future support may be added via firmware).
Smart Key Functions (via Lonsdor):
- Get version info
- Read / modify button functions
- Unlock or upgrade key
- Convert chip type (4D ↔ 8A)
- Modify remote frequency
- Clone 8A smart keys (KH100+ only)
- Generate emergency key (K518 Pro only)
- Modify smart key remote count value
Programming Tools Supported:
- Lonsdor K518 Pro
- Lonsdor KH100+
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Lonsdor KW100S
Navigation:-
K518 Pro → Special Functions → Key Setting → LT Smart Key
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KH100+ → Special Functions → LT Smart Key
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What’s Included:
- 1x LT20-06-5 Smart Key PCB (5-button layout)
- Anti-static packaging
- No shell or battery included
