OBD2 Scanner Diagnostic Tool | Engine Fault Code Reader & Voltage Test

Read & Clear Engine Fault Codes in Seconds

Take the guesswork out of car trouble with this all-in-one OBD2 / EOBD diagnostic scanner. Simply plug it into your vehicle's OBD2 port and instantly read engine fault codes, check live sensor data, and test your battery voltage — no mechanic needed. Whether your check engine light just came on or you want to stay ahead of costly repairs, this compact code reader has you covered.

Key Features

• Universal OBD2 & EOBD Compatibility — Works with most petrol and diesel vehicles manufactured after 1996 (OBD2 compliant) and European vehicles (EOBD), as well as CAN bus protocol vehicles.
• Read & Clear Fault Codes (DTCs) — Instantly retrieves stored, pending, and permanent Diagnostic Trouble Codes and turns off the check engine light.
• Live Data Stream — View real-time engine parameters including RPM, coolant temperature, oxygen sensor readings, and more.
• Battery / Charging Voltage Tester — Built-in voltage testing function lets you check your car's battery and charging system health without any extra tools.
• I/M Readiness Monitor — Quickly check emissions readiness status before heading to your next inspection.
• Freeze Frame Data — Captures engine conditions at the moment a fault code was triggered for accurate diagnosis.
• No Batteries Required — Powers directly from your vehicle's OBD2 port; no separate power source needed.
• Plug-and-Play Simplicity — No software installation, no complicated setup. Just plug in and start scanning.
• Compact & Portable — Slim, handheld design that fits in your glove compartment for on-the-go diagnostics.

What's in the Box

• 1 × OBD2 / EOBD / CAN Diagnostic Scanner & Code Reader
• User Manual

Compatibility

Compatible with all OBD2/EOBD compliant vehicles (most cars, SUVs, and light trucks sold after 1996). Supports protocols: CAN, ISO 9141-2, KWP2000, J1850 VPW, and J1850 PWM.

Country of Origin

Made in Mainland China.

Why Diagnose Your Own Car?

According to the FTC's guide on car repairs, understanding your vehicle's fault codes before visiting a mechanic can help you avoid unnecessary repairs and save hundreds of dollars. This scanner empowers you to walk into any garage fully informed.

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Frequently Asked Questions

Q: What vehicles are compatible with this OBD2 diagnostic scanner?

A: This OBD2 scanner is compatible with most petrol and diesel cars, SUVs, and light trucks sold after 1996 that are OBD2 or EOBD compliant. It supports CAN, ISO 9141-2, KWP2000, J1850 VPW, and J1850 PWM protocols, covering the vast majority of vehicles on the road today.

Q: Can this scanner turn off my check engine light?

A: Yes. Once you have read and addressed the underlying fault code, this OBD2 code reader can clear the Diagnostic Trouble Code (DTC) and turn off your check engine light directly from the scanner.

Q: Do I need to install any software or connect to a phone to use this scanner?

A: No. This is a completely standalone, plug-and-play device. Simply insert it into your vehicle's OBD2 port (usually located under the dashboard on the driver's side) and the scanner powers on and operates immediately — no apps, cables, or software required.

Q: What does the battery voltage tester function do?

A: The built-in charging and battery voltage tester checks the health of your car's 12V battery and alternator/charging system, helping you identify weak batteries or charging issues before they leave you stranded.