From Check Engine lights to battery health—know your car’s status in seconds. Stop guessing and start diagnosing with the FOXWELL NT301 Plus: a professional-grade engine analyzer and battery tester in one sleek device.
Get a clear view of engine codes and live data with a vibrant 2.8″ color display—36% larger than standard screens—featuring easy-to-read text and graphs. Quickly read and clear trouble codes, monitor performance in real time, and reset your Check Engine Light with confidence. Compatible with most U.S., European, and Asian vehicles made after 1996.
Never get stranded by a weak battery. Test state-of-health (SOH), state-of-charge (SOC), cranking voltage, and CCA values with 20% higher accuracy—even in freezing temperatures. Get ahead of potential failures before they leave you stuck.
One-click smog checks with color-coded LED and audio alerts let you verify inspection readiness instantly. Review built-in code definitions to identify issues without searching online.
Record and replay live sensor data, then print diagnostic reports via PC for deeper analysis or professional use.
Designed with over 14 years of automotive expertise, the NT301 Plus comes with free lifetime updates and broad OBD2 protocol support. Simplify your diagnostics, skip expensive shop visits, and keep your toolkit complete—all with one pro-level device.
FOXWELL NT301 Plus: a compact, powerful diagnostic tool weighing just 1.32 pounds with dimensions of 3.7 x 1.26 x 5.71 inches. This current-generation model remains a key part of our active product lineup.