TOPDON Pocket-Size Bluetooth Scan Tool w/Bi-Directional Controls

The TopScan is a pocket-sized tool that turns any smartphone into a full-function scan tool for over 60 global vehicle makes. Just plug it into the OBD2 port and start diagnosing with the app. Despite its size, TopScan delivers pro-grade features: read/clear fault codes, bidirectional functions, AutoVIN, performance testing, I/M Readiness, a DTC repair guide, and more.

TopScan is available in Lite (DIYers with 10 OBD2 functions) or Pro (expanded resets for advanced users and technicians).

Warranty: 1 Year

Working Temperature Fahrenheit: 14°F to 122°F
Working Temperature Celsius: -10°C to 50°C
Storage Temperature Fahrenheit: -4°F to 158°F
Storage Temperature Celsius: -20°C to 70°C
Product Width (inches): 10.24
Product Weight (lbs): 0.17
Product Length (inches): 3.31
Product Height (inches): 1.07
Operating System: Supports mobile devices running on Android 7.0 or above/iOS 10.0 or above
Languages Supported: English, French, German, Spanish, Portuguese, Russian, Japanese, Italian, Korean, Chinese
Connectivity
Bluetooth: 5.0 (connection range: 33 feet/10m)

Feature & Benefit 01
Unlock All 10 OBD2 Testing Modes

As a full-function code reader, the TOPDON TopScan Lite performs all 10 modes of OBD2 testing. You’ll have instant access to crucial information for thousands of vehicles from an easy-to-use, plug-and-play tool without the pro-level tool price tag.

Functions include: Reading DTCs, Clearing DTCs, Live Data, I/M Readiness Monitor Status, View Freeze Frame Data, O2 Sensor Testing, On-board Monitor Testing, Evap Testing, Read Vehicle Information, and DTC Look Up.

Feature & Benefit 02
Repair Resources at Your Fingertips

Whether it’s a love for wrenching on your ride or saving money, you’ll appreciate the TopScan Lite’s access to a comprehensive maintenance and repair knowledge base. From a DTC repair guide, technical service bulletin access, DLC location guides, and a warning light library that explains symbols, causes, and fixes.

Feature & Benefit 03
Two-Way Communication with Your Car

With the TopScan Lite’s bidirectional control, troubleshooting takes a fraction of the time. It can access vehicle-specific subsystems and components, sending activation signals to actuators and relays to perform specific functions and check operation.

Feature & Benefit 04
Complete Access to Over 60 Global Manufacturers

The TopScan Lite performs a comprehensive scan to get to the bottom of any issue. Scan every major system, from engine and transmission to ABS and airbags, across 60+ global manufacturers.

Feature & Benefit 05
Streamline 8 Essential Functions

TopScan Lite offers access to the eight most commonly used reset functions for your vehicle: Oil Reset, Throttle Adaptation, EPB Reset, Steering Angle Reset, DPF Regeneration, ABS Bleeding, BMS Reset, and Airbag Reset.

Feature & Benefit 06
Expandable Key Programming Options

The TopScan Lite’s key programming add-on lets the tool work on more than 44 vehicle brands (Asian and Domestic). The upgrade boasts a variety of functions, including the number of keys, PIN reading, key learning, remote control learning, delete keys, and even the all-keys-lost recovery.

Feature & Benefit 07
One-Click Emissions Testing

The TopScan Lite includes a one-touch I/M Readiness button for a quick smog status check and testing reports. The user can analyze a car's carbon emissions faster and more efficiently. It’s a great option for emission pre-tests on annual inspections and spot tests on the road.

Feature & Benefit 08
Performance Tracking Made Simple

TopScan Lite’s vehicle performance tests take accurate measurements of vehicle acceleration, providing results at intervals defined by set speed and fixed distance measurements. Record accurate ⅛-mile, ¼-mile, and zero to 60 times whenever you need to, without a stopwatch.

Feature & Benefit 09
Shop-Level Engine Efficiency Tests in Your Pocket

How well is your engine running? The TopScan Lite’s Volumetric Efficiency (VE) test helps measure airflow and power output just like the pros. Simply enter basic data, and the TopScan calculates your VE instantly, showing you exactly how well your engine is running.

Feature & Benefit 10
Visualize Live Data Like Never Before

Get more than just numbers, with data displayed the way you want it. The TopScan Lite turns raw data into easy-to-read charts and dashboards. Watch sensor values and parameters change in real time and compare up to four data streams side-by-side to spot performance issues instantly.

Feature & Benefit 11
From Diagnostics to Documentation

Turn every scan into a clear, professional report. The TopScan Lite logs system status, fault codes, and live data, then creates before-and-after comparisons to show exactly what’s been fixed. Perfect for sharing with customers or tracking your own repair history.

Feature & Benefit 12
Smarter Scans with Less Input

Spend less time inputting VIN numbers and tracking down missing digits with TopScan Lite’s AutoVIN and AutoScan functions. You'll work faster while AutoVIN automatically detects the vehicle’s make and model and AutoScan automatically pulls DTCs for review and repair.

Feature & Benefit 13
Truly Wireless Diagnosis

With Bluetooth 5.0, TopScan Lite scans wirelessly from up to 33 feet away. Diagnose vehicles on lifts, activate components while watching them in action, and keep vehicle interiors cleaner during service.

User Manual

Brochure