FOXWELL NT301 Plus

FOXWELL NT301 Plus Plus 2-in-1 OBD2 Scanner & Battery Tester

2-in-1 OBD2 code reader and 12V battery tester. Read engine codes, check battery health, and run smog readiness tests from one device.

4.3 (8 Amazon ratings)
Price on Amazon$88.99

Amazon price checked Jun 14, 2026

Overview

The Most Versatile Vehicle Doctor: As enhanced version of foxwell nt301, nt301plus car code reader covers all nt301 OBD functions, also come with 12V battery health, starting(cranking) and charging system test functions. It provides an easy and affordable solution for locating common vehicle problems quickly, designed for home car owners, beginners, DIY users and technicians. Moreover, it will save lots of car maintenance costs and time for you.

Vehicle Compatibility

Improtant Notes: FOXWELL NT301 Plus is an odb2 scanner for engine & 12V battery diagnostics only. It does not support ABS, SRS, transmission, key programming, oil reset, or battery registration. Not compatible with tire sensors or airbag codes. Works with 12 V batteries only, no load test, and no built-in battery. Fix car issues before clearing codes. Windows-only updates (not Mac/iOS)

Why Choose This Tool

Additional Battery Test - Helping you to Identify Failing Battery: NT301 plus obd reader scanner can quickly, easily and accurately identify car battery, starting, charging system problems (display in just 3 seconds), to provide you critical informations about battery health status. It is helpful for you avoid the inconvenience of a roadside breakdown from a dead battery, and also keep a close eye on battery status without spending too much on mechanic fee.

One-Click I/M Readiness, A Must Tool for S-m-o-g Check: The Obd Car Scanner features with one-click I/M key can get emission readiness status and trouble codes, to check if the pass vehicle s-m-o-g inspection. Features with colored LED lights and build-in beeper provide both visual and audible reminders for e-m-ission check and DTCs