---
product_id: 407103670
title: "AL400 OBD2 Diagnostic Tool 10 OBD2 Functions Check Engine Light Smog Emission Test O2 Sensor Test EVAP Lifetime Free Updates"
brand: "topdon"
price: "NT$4064"
currency: TWD
in_stock: true
reviews_count: 1
category: "Topdon"
url: https://www.desertcart.tw/products/407103670-al400-obd2-diagnostic-tool-10-obd2-functions-check-engine-light
store_origin: TW
region: Taiwan
---

# Real-time graphical data 10+ OBD2 functions Free lifetime updates AL400 OBD2 Diagnostic Tool 10 OBD2 Functions Check Engine Light Smog Emission Test O2 Sensor Test EVAP Lifetime Free Updates

**Brand:** topdon
**Price:** NT$4064
**Availability:** ✅ In Stock

## Summary

> 🚗 Diagnose Like a Pro, Drive with Confidence!

## Quick Answers

- **What is this?** AL400 OBD2 Diagnostic Tool 10 OBD2 Functions Check Engine Light Smog Emission Test O2 Sensor Test EVAP Lifetime Free Updates by topdon
- **How much does it cost?** NT$4064 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/407103670-al400-obd2-diagnostic-tool-10-obd2-functions-check-engine-light)

## Best For

- topdon enthusiasts

## Why This Product

- Trusted topdon brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Simplicity:** Connect to any compatible vehicle’s 16-pin DLC and navigate effortlessly with a multilingual menu designed for busy professionals.
- • **Crystal Clear 2.8” Color Display:** View freeze frame data and live graphical streams in any lighting condition—diagnostics made intuitive and fast.
- • **Instant Visual Alerts with 3-Color LED:** Red, yellow, and green LEDs give you immediate status updates—know your car’s condition before it becomes a problem.
- • **Lifetime Updates, Zero Subscription Fees:** Stay ahead with free software updates that keep your tool compatible with the latest vehicles and protocols—no hidden costs.
- • **Dealer-Level Diagnostics at Your Fingertips:** Unlock 10+ OBD2 functions including engine, O2 sensor, EVAP, and emission tests for comprehensive vehicle health insights.

## Overview

The TOPDON AL400 is a professional-grade OBD2 diagnostic scanner compatible with most vehicles from 1996 onwards. It offers over 10 essential diagnostic functions including engine code reading/clearing, O2 sensor and EVAP tests, and real-time graphical data display. Featuring a bright 2.8-inch color screen, multilingual menus, and a handy LED torch on the connector, it ensures ease of use in any environment. With free lifetime software updates and 3-color LED status indicators, the AL400 empowers millennial managers to maintain vehicle health proactively and cost-effectively.

## Description

From the manufacturer A quality diagnostic OBD2 scanner If you are looking for a high quality and affordable OBD2 scanner that matches the dealer level diagnostic tools, ArtiLink 400 from TOPDON is your ideal choice. More compatibility: This is an indispensable diagnostic scanner designed to solve most emission-related OBD2 issues for modern cars (1996 and newer). It is compatible with all cars that support protocols KWP2000, ISO9141, J1850 VPW, J1850 PWM and CAN. Full OBD2 test functions: The AL400 reads and clears both generic and manufacturer-specific control engine light and resets the monitor; Provides I/M readiness for testing misignitions, fuel systems and other components; Displays the entire data stream in graphics for easy analysis; freeze frame data helps you check the running status snapshot when an error occurs, and much more. Free UpdatIT: Unlike other OBD2 code readers, the ArtiLink400 offers free lifetime diagnostic software updates. This scan tool saves you like no other money.DTC search library: Designed for detailed diagnostic trouble codes (DTCs). 3-colour LED displays: The ArtiLink 400 indicators report OBD2 test results immediately, so you can get a deep overview of the condition of the vehicle. Built-in LED connector: This OBD2 code reader comes with an LED torch attached to its VCI dongle In this way, connecting the tool to the DLC port of the car even in the dark was almost like a breeze. Solid design: Its robust plastic housing can absorb any shock force and prevent damage to the tool, saving you money and providing extra durability in the long run. User-oriented: The AL400 has well-arranged buttons for effortless operation, even with gloves. Multilingual menu: All necessary information in English, French, Spanish, German, Italian, Portuguese and Japanese. Full modes of OBDII test ArtiLink400 by TOPDON can quickly tell you the exact cause behind the check engine light. This fully equipped OBD2 code reader can help solve emission problems and pass the smog test for most OBD2/CAN vehicles from 1996 and later. 1. Read the error codes, along with Check Engine Light on vehicle dashboards. 2. Clear the error codes, you can turn off check engine light after maintenance and repair. 3. Displays dynamic real-time data to show the power of the car. 4. Displays I/M readiness to detect if the vehicle is ready for emission test. 5. Displays freeze frame data to detect what happened when the error code was set. 6. Its O2 sensor test checks fuel efficiency and emission status. 7. Performs the EVAP test for testing the fuel tank system (carbon container). 8. Access the test results of on-board diagnostic monitoring to determine if certain components or monitors are working properly. 9. Retrieves vehicle information (VIN, CID and CVN) to track vehicle details and historical logs 10. Provides an integrated DTC search library for generic (P0, P2, P3 and U0) and manufacturer specific (P1, P3 and U1) codes. This feature shows the definition of the DTC immediately, so you don't have to research online. 3-colour LED indicators This diagnostic OBD2 code reader also features a "perfect early warning system" that helps you detect possible hazards before they occur, with red, yellow and green LED lights that indicate health condition at a glance. The red light alerts you when trouble codes are found; yellow appears when a code is pending; the green light appears when no error codes are found. Graphics data stream Another highlight of this scan tool is real-time error detection, which is graphically displayed and can be combined for easy and intuitive vehicle diagnosis. You will be quickly notified of a problem as soon as it appears to locate any underlying problems and get your vehicle back on the road in no time. DTC Search Library This diagnostic tool expands your information on any generic or manufacturer-specific code for better interpretation and analysis. You don't need to search the code online to see what meaning it has with this function. All black on white on your portable device! 2.4 inch TFT colour screen This OBD2 scanner has a 2.4 inch colour display, which is bright enough so you can easily see the data in all lighting conditions. The symbols are easy to understand and the menu is easy to use. The ArtiLink 400 is the ideal tool for beginners All you need to do is connect the OBD2 device. Free lifetime updates TOPDON AL400 software is constantly updated to work smoothly and provide more vehicle compatibility. Unlike other car scanners, this tool does not require subscription fees. With the ArtiLink 400, you get a diagnostic tool that will stand out throughout its life without additional cost. OBDII connector with LED torch There is even an integrated LED torch in the plug! If you ever had trouble finding the DLC port, simply press the button on the VCI Dongle to use the AL400 LED torch and easily locate the port in the dark.

Review: A very user friendly bit of kit shows exactly - Iv used the Al400 on my car it very accurate on pin pointing the problems Icanceld air bag light with no problem atall Avery good item and user friendly

## Features

- More than 10 OBD2 Functions This diagnostic tool provides all OBD2 functions for vehicles compatible with OBD/EOBD/CAN (Controller Area Network) protocols. Most commonly used OBD features include reading and cleaning DTCs, I/M readiness, graphical data flow, still image, O2 sensor test, on-board control test, EVAP test and vehicle information
- Easy to use: plug the connector into the 16-pin DLC, turn on the ignition and the diagnostic device automatically connects to the vehicle and displays the main menu for easy navigation
- Language selection: both the menu and DTC definitions are available in 7 languages: English, French, German, Italian, Spanish, Portuguese, Japanese..Wide Compatibility: This OBD2 diagnostic tool is suitable for most US based cars from 1996, EU-based cars from 2000 and Asian based cars from 2008. Our hotline offers 24/7 technical support for quick problem resolution at support@topdon.com
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09RFZ8Q19 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | 709,595 in Automotive ( See Top 100 in Automotive ) 2,713 in OBD-II Engine System Diagnostic Tools |
| Brand | TOPDON |
| Brand Name | TOPDON |
| Customer Reviews | 4.0 out of 5 stars 677 Reviews |
| EU Spare Part Availability Duration | 8 Years |
| Included Components | 1 x error code reader device, 1 x user manual (English language not guaranteed), 1 x USB cable |
| Item Dimensions L x W x H | 14.4L x 2.4W x 7.5H centimetres |
| Item Type Name | OBD2 diagnostic scanner |
| Item Weight | 7.8 Ounces |
| Manufacturer | TOPDON |
| Manufacturer Warranty Description | 1 Year Guarantee |
| Native Resolution | 160x128 |
| Power Source | Corded Electric |
| Power source | Corded Electric |
| Product dimensions | 14.4L x 2.4W x 7.5H centimetres |
| Screen Size | 2.8 Inches |
| Screen size | 2.8 Inches |
| UPC | 632111342184 |

## Product Details

- **Brand:** TOPDON
- **Power source:** Corded Electric
- **Product dimensions:** 14.4L x 2.4W x 7.5H centimetres
- **Screen size:** 2.8 Inches
- **EU Spare Part Availability Duration:** 8 Years
- **Automotive Fit Type:** Vehicle Specific Fit
- **UPC:** 632111342184
- **Manufacturer:** TOPDON

## Images

![AL400 OBD2 Diagnostic Tool 10 OBD2 Functions Check Engine Light Smog Emission Test O2 Sensor Test EVAP Lifetime Free Updates - Image 1](https://m.media-amazon.com/images/I/71ouKmT22oL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ A very user friendly bit of kit shows exactly
*by A***R on 28 February 2022*

Iv used the Al400 on my car it very accurate on pin pointing the problems Icanceld air bag light with no problem atall Avery good item and user friendly

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-23*