VDIAGTOOL VD30PRO OBD2 Scanner Car Engine Fault Code Reader OBDII Diagnostic Check Engine Light Live Data Battery Voltage Tester

VDIAGTOOL VD30 Pro Car Code Reader: OBD2 Diagnostic Scanner for Cars and Trucks, Engine Code Reader, OBD2 Scanner with Reset, Real-Time Data and Freeze Frame Support, escaner automotriz I/M Readiness for All OBDII Vehicles

Why Choose VDIAGTOOL VD30 Pro OBD2 Scanner Diagnostic Tool Code Reader

Full OBDII Modes

VDIAGTOOL VD30 Pro OBD2 scanner supports full OBDII modes, providing comprehensive diagnostics for your vehicle.

It allows you to

Read fault codes

Erase trouble codes

Perform I/M readiness tests

Read live data stream

View freeze frame data

O2 monitor test

component test

On-board monitor test

Perform EVAP system tests

View vehicle information such as VIN, CIN, and CVN

This comprehensive VD30pro car diagnostic tool is an excellent helper for car owners, DIY enthusiasts, and annual vehicle inspections. It can help mechanics solve check engine light issues and daily quick checks.

Turn off Check Engine Light(MIL)

The Check Engine Light (CEL) illuminates when your vehicle’s computer detects an issue that may affect, or is already affecting, the emissions control system.

With VD30PRO check engine code reader, you can quickly scan and read emission-related Diagnostic Trouble Codes (DTCs), identify the root cause of the problem through efficient troubleshooting, clear the fault codes, and turn off the MIL (Malfunction Indicator Light) after repairs are completed.

Professional Battery Voltage Test

VD30 Pro OBD2 Trouble Code Reader supports real-time battery voltage data collection, allowing vehicle owners to assess battery health or estimate remaining lifespan based on voltage readings under various conditions.

4-IN-1 Live Data & Retrieve Freeze Frame

VD30 Pro engine code reader reads real-time data from multiple sensors, including RPM, fuel trim, coolant temperature, throttle position, O2 sensor voltage, MAF, and more.

It supports Displaying up to 4 PIDs simultaneously and combine them into one graph for easy comparison and faster fault detection.

The freeze frame function captures key data at the moment a fault occurs, like DTCFRZF, FUELSYSA, SHRTFT1, LONGFT1, MAP, RPM, VSS, IAT helping you quickly identify the root cause.

One-Click SMOG CHECK

VDIAGTOOL VD30 Pro OBD2 scanner code built-in one-click I/M Readiness button allows you to instantly check emissions monitor status in seconds.

Perfect for annual inspections and smog tests, it helps you quickly determine whether your vehicle is test-ready, reducing the risk of failed inspections and saving both time and money.

Read/Clear Codes & Lookup 98,000 DTC Definitions

A Diagnostic Trouble Code (DTC) is generated when a vehicle detects a fault in any monitored system and triggers the check engine light.

Built-in database with over 98,000 DTC definitions explains fault codes in simple, plain English for fast and easy understanding.

Data Playback & Print

To facilitate the recording and review of historical issues with vehicles, [Review] and [Print Data] option could performs these. For printing the diagnostic data, you need connect the VD30 Pro with computer via USB cable. Then enter the VDIAGTOOL offical website to print that.

Wide Compatibility

VDIAGTOOL VD30 Pro universal OBD2 diagnostic scanner is designed to work with a wide range of vehicles, including American cars (1996 and newer), European cars (2003 and newer), Japanese cars (2008 and newer), and Chinese cars (2010 and newer).

VD30Pro OBD2 code reader supports all standard OBDII protocols, including J1850 PWM, J1850 VPW, ISO9141-2, KWP2000, and CAN, ensuring broad compatibility with most cars and light trucks on the market.

NPTE: Please provide your specific vehicle model and VIN before purchasing to verify compatibility.

Lifetime Software Update

VD30 Pro car diagnostic tool supports lifetime free software updates, so you can always keep your scanner up to date with the latest vehicle coverage and features.

Support 8 languages

VD30Pro diagnostic code reader tool can support 8 languages,including English, Chinese, French, Spanish, German, Russian, Italian, Polish,which can usefully help the user overcome the problems of language and improve diagnostic efficiency.

Use “Settings” to automatically switch languages, change languages anytime, and get instant translations with no waiting!!

Easy to Use & Reliable Performance

VD30Pro car diagnostic tool features a simple menu and one-touch scanning—just plug in and press “Scan” to quickly read fault codes and readiness status. No complicated setup or frequent updates, ideal for beginners.

Built with an upgraded chip and durable, drop-resistant housing, it performs reliably in garage and roadside conditions. Suitable for both professionals and DIY users, with long-lasting durability and 2 years warranty.

2 Years Warranty, Lifetime Free Updates & 24/7 Tech Support

Q: Can the VDIAGTOOL VD30PRO OBD2 Scanner diagnose systems such as SAS, ABS, TCM, etc.?

A: No. The VD30PRO OBD2 OBD2 code reader diagnostic tool can only scan the vehicle's emission related system,. It reads and clears engine fault codes, helping you identify issues accurately after a problem occurs and clear codes once repairs are completed.

Q: Will this VD30 PRO vehicle diagnostic code reader works with my vehicle?

A: It is compatible with most of the car makers sold in the US post 1996, that are OBDII compliant and come with OBDII port. Does not work with obd1 cars, battery electric vehicles, or any other vehicles that are not OBDII compliant.

Q: How do I update the software for this fault code reader/automotive diagnostic tool?

A: The VDIAGTOOL VD30PRO automotive diagnostic tool supports lifetime software updates via a Windows computer (including Windows 10).

(1) Download and install the VD30 Pro Update Client from

(2) Launch the VD30 Pro Update Client.

(3) With the device powered off, hold the Down button while connecting

via USB-C until “UPDATE MODE” appears.

(4) Click Upgrade and wait for completion.

Q: Why every car owner needs this scanner for car?

A: It can read/erase codes, check PID data to find out root cause to check engine light issue and fix it yourself to save money or avoid being ripped off by dealership, check emission readiness status to get your car ready for annual smog check.

Q: Why I can't erase the fault code?

Please exclude the following information first

1.Does your car comply with the OBD2 protocol and has a standard 16-pin pin socket? VD30PRO can only diagnose cars with 16-pin pin sockets

2. Is the engine key turned on? Before VD30PRO diagnosis, the ignition device or engine must be turned on

3.Is the OBD2 system scanned? VD30PRO OBD2 scanner can only read and clear the fault codes of the OBD2 system, and cannot diagnose and clear the fault codes of other car systems such as ABS/SRS/TCM.

VD30PRO universal code reader supports all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN and can work on almost all OBD2/EOBD/CAN Vehicles

for Chrysler, for Ford, for GM, for Jeep, etc.

for Alfa Romeo, for SAAB, for Acura, for Opel, for Audi, for Seat, for Peugeot, for Bentley, for Skoda, for Daewoo, for Benz, for Daihatsu, for Land Rover, for BMW, for Vauxhall, for Citroen, for Volvo, for Fiat, for Volkswagen, for Ford, for Jaguar, etc.

for KIA, for Isuzu, for Honda, for Mitsubishi, for Hyundai, for Dacia, for Lexus, for Mazda, for Nissan, for Subaru, for Suzuki, for Toyota. etc.

for BYD, for Chery, for Geely, for Great Wall, for Karry etc.

English, Chinese, French, Spanish, German, Russian, Italian, Polish

(Users can switch languages independently.)

Note: Please leave us message in below format, we will check the compatibility within 24 hours. for example: XX Car Brand, 2005, 2.0cc, Diesel, VIN:XXXXXXXXXXX

Complete 10 Modes of OBDII/EOBD Tests

>>>Note: Clearing codes should be performed with key on engine off (KOEO).