Lonsdor LT20-04 04NJ Smart Key | 8A+4D for Toyota Lexus 2012-2022 | 4 Button
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Express Estimated Delivery:Mar 24 - Mar 28
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Free Shipping Method: Estimate dilevery 8-19 business days
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Lonsdor LT20-04 04NJ Smart Key | 8A+4D for Toyota Lexus 2012-2022 | 4 Button
Professional-grade programmable smart key engineered for Toyota and Lexus mid-to-late models (2012-2022)!
The Lonsdor LT20-04 04NJ is a flagship member of the LT20 series, featuring seamless 8A↔4D chip conversion, multi-frequency adjustability, and full compatibility with Lonsdor K518ISE/K518S/K518 Pro/KH100+ programmers.
Why Choose Lonsdor LT20-04 04NJ for Toyota & Lexus?
✅ Extensive Coverage for 2012-2022 Toyota Flagship Models
- SUV/Off-Road: Prado (13-21), Land Cruiser (13), Highlander (13/15-21), RAV4 (13-18), Fortuner (16-)
- Sedans: Camry (12-16), Crown (12-19), Reiz (12-14), Corolla (14-18), Levin (16-18)
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Compact/Other: Yaris L (15-22), Vios/Vios FS (16-), Innova (16), Hilux (15-20)
Ideal for locksmiths servicing Toyota’s 2012-2022 lineup—the most in-demand mid-to-late models on the market.
✅ 8A+4D Dual Chip Conversion & Multi-Board Compatibility
8A : 0010, 0040, 0182, 0410, 2110, 3330, 3950, 0011, 0101, 0350, 0440, 2150, 3410, F43口, 0020, 0120,0351, 2020, 2230, 3450, 6100, 0250, 3041, P7000
4D : 0031, 0140, F433, S0751, 3370, S5290, 5380, 6221, S7210, 7990, 0091, 0310, 0500, 0780, 4610, 5300,5691, 6230, 7930, 0111, A433, 0751, S0780, 5290, 5360, S5801, 6601, 7980
✅ Multi-Frequency Adjustable & FSK Modulation
✅ 10 Versatile Programmable Functions (Exclusive Per Programmer)
- Get key version/hardware information
- Read/convert original 4-button functions (Lock/Unlock/Trunk/Panic)
- Unlock key for initial programming & firmware upgrade
- Modify remote frequency and modulation mode
- Convert smart key chip type (8A ↔ 4D)
- Modify the remote count value for seamless vehicle sync
- Copy 8A smart key data (KH100+ exclusive – fast on-site duplication)
- Generate emergency key (K518 series exclusive – backup for dead batteries)
- All-keys-lost matching (K518 series exclusive – no disassembly required)
- Replace old 8A universal key board data (P0020B)
✅ Seamless Compatibility with Lonsdor Flagship Programmers
- Tablet Programmers: K518ISE / K518S / K518 Pro (comprehensive functions, ideal for shop use, supports all-keys-lost matching)
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Handheld Programmers: KH100+ (ultra-portable, perfect for on-site mobile service, fast 8A key copy)
No extra software, no activation fees—follow the on-screen prompts and finish programming in minutes, even for beginner locksmiths. Fully compatible with all standard Toyota smart key shells for easy assembly.
✅ Genuine Lonsdor Quality & Stable Performance
Lonsdor LT20-04 04NJ Core Product Specifications
| Feature | Detailed Information |
|---|---|
| Brand | Genuine Lonsdor |
| SKU | SA2141-04 |
| Model | LT20-04 04NJ |
| Fitment | Toyota 2012-2022 (mainstream models), minor Lexus compatibility |
| Chip Support | 8A + 4D (one-click mutual conversion) |
| Compatible Board Numbers | 2110, 0020, 0010, 0101, 7930, 0182, 0011 |
| Frequency | 312.09/314.35/315.10/433.58/434.42MHz (adjustable) |
| Modulation | FSK |
| Buttons | 4-Button OEM Layout (Lock/Unlock/Trunk/Panic) |
| Weight | 100g (0.22LB) |
| Compatible Programmers | K518ISE/K518S/K518 Pro/KH100+ |
| Replacement For | Lonsdor 8A universal key board (P0020B) |
| Key Function | Spare key creation, key replacement, all-keys-lost matching (K518 only) |
| Condition | Brand New, In Stock |
What’s Included in Your Order
Simple Programming & Assembly Steps
Step 1: Program the Key (with Lonsdor K518/KH100+)
- Power on your Lonsdor programmer and navigate to Special Functions > LT Smart Key (K518) / Special Functions > LT Smart Key (KH100+).
- Select Get Version Info to confirm the key’s parameters, then choose Convert Smart Key Type to switch 8A/4D chip (no internet required).
- Modify the frequency to match the target Toyota model, then follow on-screen prompts to write IMMO data (supports all-keys-lost with K518).
Step 2: Assemble the Key
- Insert the programmed LT20-04 key core into a standard Toyota smart key shell.
- Install a CR2032 battery and attach a compatible Toyota key blade (sold separately).
- Test the remote signal and keyless entry function—your key is ready for use!
Key Function Differences: Lonsdor K518 Series vs. KH100+
| Function | Lonsdor K518ISE/K518S/K518 Pro | Lonsdor KH100+ |
|---|---|---|
| Version Info / Button Read/Convert / Frequency Modification | ✅ | ✅ |
| 8A/4D Chip Conversion / Firmware Upgrade / Remote Count Modify | ✅ | ✅ |
| Unlock Key / Replace P0020B Board Data | ✅ | ✅ |
| Copy 8A Smart Key Data | ❌ | ✅ |
| Generate Emergency Key | ✅ | ❌ |
| Toyota All-Keys-Lost Matching | ✅ | ❌ |
Who This Lonsdor LT20-04 04NJ Key Is For
- Replacing lost/damaged Toyota smart keys for 2012-2022 models
- Creating spare keys for Toyota’s most popular SUVs, sedans and compact cars
- On-site mobile key service (compact, lightweight, easy programming)
- All keys lost Toyota matching (no vehicle disassembly with K518 series)
- Streamlining inventory (one key covers 8A/4D chips and 7 board numbers)
- Upgrading from old Lonsdor 8A universal key boards (P0020B) to enhanced LT20 functionality
Important Notes
- Key Core Only: No key shell, blade, or battery included—compatible with all standard Toyota smart key housings.
- Professional Programming Required: Must be used with Lonsdor K518/KH100+ series programmers (not included) — cannot be used as a standalone key.
- Primary Toyota Fitment: Designed for Toyota 2012-2022 mainstream models (minor Lexus compatibility, confirm vehicle specs first).
- All-Keys-Lost Capability: Only supported with Lonsdor K518ISE/K518S/K518 Pro programmers (no KH100+ support).
- Direct P0020B Replacement: Upgrades the old 8A universal board with better stability and more functions—seamless for existing Lonsdor users.
Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.
Package will ship out within 48 hours after payment receive usual, if there is some acceident, we will inform you by order contact information.
VXDAS Policy
Kindly note:
Before returning items to us, please read and follow the instructions below. You can also contact our Customer Service, we will be glad to help you.
Please make sure that you understand our return policy and ensure that all criteria are met before physically sending any items back to us.
Return Policy
What Situation VXDAS Provides Return Policy?- Mis-Ordered Products: If you ordered wrong item by yourself, after communication with VXDAS sales you need to exchange a right item, you can return back and exchange the tool. But you need to pay both shipping cost to us and freight to you again.
- Quality Issues: Our products do not work well once you receive it or it encounters crash in delivery causing customers fail to use it, in this situation, our return policy will be open for you.
- Non Quality Issues: In some particular situation, our return policy can be open for you after our customer service learning your particular problem, and in this condition we will charge you 10% restock fee, please kindly understand.
What Situation VXDAS DO NOT Provides Return Policy?
- Mis-Ordered Products: If you ordered wrong item by yourself, or you found it is not what you want to order (not quality problem), our return policy is not applied for you, please aware of this.
- Non Quality Issues: If the item is damaged by yourself, we can not provide exchange service for you. You can only return to repair.
How to Return the Items to VXDAS?
After all details confirmed by VXDAS sales and agreed to return back the items, please help to follow the return process provided by VXDAS.
①Return Shipping Method
VXDAS will recommend to use Registered Mail or EMS to return the parcel, and please only send the items back to the shipping address our Customer Service provides. Please DO NOT use DHL/UPS/FEDEX/TNT or other courier for shipment without permission, if we cannot get the returned parcel with these methods, we will not responsible for that.
②Return Cost
If you were ordered wrong items and want to return back, you will bear the return cost.
If it's quality problem and never use before, please contact VXDAS sales to confirm the cost.
If only return for repair or exchange, customer will afford the shipping cost to VXDAS according to company rule.
Remark:
①We promise to obey the return policy when the items have problems above, but you must send back the item after we knowing your problem and what you want us to do. Please kindly contact VXDAS Customer Service to confirm all details before returning the items.
②All return for refund or return for exchange should be done within 7 days. Customer must send out the items and provide returned tracking number with shipping invoice details to VXDAS sales. Otherwise, we may cannot receive the parcel and follow the return and exchange policy.
Refund Policy
You can apply for refund within 14 days since the date you received the goods. Detail rules as follows:
What Situation VXDAS Provides Refund Policy?
- Quality Issues: When the items you receive have quality problem, send us the photo & video to help check & confirm, then follow VXDAS guide to return the original package, we will refund to you fully when full package receive includ the hardware, software or adapters.
- Cancel the order before shipping: If you need cancel the order, please contact VXDAS Customer Service within 12 working hours to cancel. If over 48 hours, the parcel may send out already, then we have to refund after we get back the items.
- Stock Issues: If product is out of stock, we will send email to check if you want to exchange or get refund.
- When the product is lost in transit to you by shipping company, we will refund fully or resend you a new good item.
What Situation VXDAS DO NOT Provides Refund Policy?
Customer received the goods over 14 business day
Mis-Ordered Products: If you ordered wrong item by yourself, or you found it is not what you want to order (not quality problem), our return policy is not applied for you, please aware of this.
Special Products/Services: Some products or services are not refundable after they have been provided. Like software download link, software installation service and account service etc.
When Can Get Refund?
Repair Policy
In Warranty Time
Most diagnostic tools and software of VXDAS enjoy a 1-year warranty, free repair and 1-year free upgrade during the warranty period.
For special products, please refer to the product description or consult customer service before purchase.
If you have a problem with the product of VXDAS during the warranty period, first provide the order number, problem pictures and operation videos, and contact our customer service technicians to confirm the problem. If the problem cannot be solved remotely, the customer service will guide you on how to send the product back for repair. You may need to bear the shipping cost to us.
After sending the product back, provide us with the tracking number. We will inform you immediately after receiving the product and arrange for repair. When the repair is completed, the product will be tested and sent to you, and the tracking number for re-shipment will be provided. VXDAS will bear the shipping cost.
Out Of Warranty
Over 1 Year warranty: product purchased over 1 year
Man-made damage: including product damage caused by improper use
this situation is out of warranty, there will be repair fee accordingly. You may also need to pay for the shipping cost when repair process finished. To avoid the problem of excessive maintenance costs, be sure to consult with the staff on specific issues.
Before sending back to repair, please contact our sales to check & confirmed the item problem as well, if the product able to fixed, we will processing repair once received.
Warranty Policy
One Year Warranty
All diagnostic tools and softwares from VXDAS will have one year quality warranty period.
(1-time remote service or customized service is not covered by this policy, and some brand products enjoy a 2-year warranty. For details, please refer to the product details page or consult the sales before purchase)
During warranty time, customer can enjoy free technical support and repair.
Before shipping out, all goods will be test by vxdas.com. Our test engineer will check for quality, including check the basic function of the hardware and software, the appearance, the packing, the necessary accessories and power adapter plug standard.
7 Days Return
If the product has quality problem, VXDAS guarantees to replace a faulty product or full refund after receiving the products in 7 days.
Lost Products
If products get lost in delivery, or you haven't received your item for a long time, please contact our customer service timely. We will deal with this ASAP. Please do not deal with it all by yourself, we will help to check and provide a solution. Usually we will provide tracking number and tracking link timely. If products get lost on the way and we'll get messages from couriers, then VXDAS will contact you for further solution like resend the parcel or refund.
The Warranty Policy fits for all products except some products which state the warranty specially in description. Like some chips, it doesn't have any warranty after order. Hope you can understand.
According to the different problems, the VXDAS Sales will be responsible for providing the best solutions under the agreement of both parties, such as replacement, refund, discount for next order etc.
The Warranty Policy applies to all products except some products for which state the warranty specially in description.
To provide better service to all our visitors and valued users, we have recently implemented the following updates:
This Agreement shall be governed by the laws of Hong Kong, together with all other applicable local laws relevant to the merchant’s operations. This includes, without limitation, the laws of the merchant’s place of business registration (CO), the jurisdictions in which the merchant conducts business activities, the locations where customers or cardholders are situated, and any legal or regulatory requirements applicable to our acquiring partners, payment processors, and service providers. All governing laws shall apply without regard to any conflict-of-law principles.
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