OBD2 Scanner V318 – Engine Fault Code Reader & Voltage Tester

Read, Diagnose & Clear Engine Fault Codes in Seconds

The V318 OBD2 Scanner Diagnostic Tool is your all-in-one solution for understanding what's going on under the hood. Whether your check engine light just came on or you want to monitor your car's battery voltage and charging system health, this compact plug-and-play device gives you instant, accurate answers — no mechanic required.

Simply plug it into your vehicle's OBD2 port (compatible with most cars, trucks, and SUVs made after 1996) and get real-time engine fault codes, battery voltage readings, and charging system diagnostics right at your fingertips.

Made in Mainland China.

Key Features

• 🔍 Full OBD2 Fault Code Reading & Clearing — Reads and erases DTCs (Diagnostic Trouble Codes) to turn off the check engine light fast
• ⚡ Battery Voltage Tester — Instantly checks your car battery voltage to detect weak or failing batteries before you're stranded
• 🔋 Charging System Diagnostics — Tests alternator output and charging status to ensure your vehicle's electrical system is healthy
• 🚗 Universal OBD2 Compatibility — Works with all OBD2-compliant petrol and diesel vehicles (1996 and newer)
• 📟 Compact & Plug-and-Play Design — No apps, no batteries, no complicated setup — just plug in and read
• 💡 Clear LED/Display Readout — Easy-to-read results even for first-time users
• 🛠️ Includes Tool Box/Bag — Convenient storage and transport included in the kit

What's in the Box?

• 1x V318 OBD2 Scanner Diagnostic Tool
• 1x Tool Box/Bag

Why You Need the V318

Unexpected check engine lights and battery failures are among the most common — and most frustrating — car problems drivers face. The V318 puts diagnostic power in your hands so you can identify minor issues before they become costly repairs. Save time and money by knowing exactly what's wrong before visiting a mechanic.

Related Products You Might Like

• 1-In-2-Out HDMI Splitter Cable 1080P 3D – TV Monitor Projector
• 1/2 Channel Tuya WiFi Smart Relay Switch | 16A, Alexa & Google Home

External Resource

For more information on vehicle on-board diagnostics and consumer rights when it comes to auto repairs, visit the FTC's Auto Repair Consumer Guide.

Learn more: Medical imaging

Frequently Asked Questions

Q: What vehicles is the V318 OBD2 scanner compatible with?

A: The V318 OBD2 diagnostic tool is compatible with virtually all petrol and diesel vehicles manufactured after 1996 that support the OBD2 standard. This covers most cars, SUVs, and light trucks sold in the US, Europe, and many other regions worldwide.

Q: Can the V318 scanner clear the check engine light?

A: Yes! The V318 can both read and clear Diagnostic Trouble Codes (DTCs), which includes turning off the check engine light. It's recommended to address the underlying issue before clearing codes to prevent the light from returning.

Q: Does the V318 require a battery or separate power source?

A: No batteries are required. The V318 draws power directly from your vehicle's OBD2 port, making it truly plug-and-play with zero setup time.

Q: What does the voltage tester function do?

A: The built-in voltage tester measures your car battery's current voltage and monitors the alternator's charging output. This helps you identify a weak battery or a failing alternator before they leave you stranded.