FOXWELL NT301 Plus OBD2 Scanner and Battery Tester
- Engine codes, live data, I/M readiness, EVAP
- 12V battery test, SOH, SOC, cranking, charging
- 2.8 inch color screen
- 1996+ US, 2001+ EU, 2005+ Asian vehicles
- No ABS, SRS, transmission or resets
- Windows-only updates, no subscription
Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A simple engine code reader that adds a battery and charging system test, with no app or subscription. It does not read ABS, airbag or transmission codes or do resets.
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ASIN: B08JGK8PPMModel: NT301 PlusCategory: Code Readers & Scan Tools
Overview
Used car lots, driveways and roadside stops are where the Foxwell scanner earns its keep. It plugs into the diagnostic port to read and clear engine codes, shows live data and smog readiness, and checks battery health with a clamp cable.
Foxwell makes a check engine light and a weak battery easy to understand on one small screen. Its scope stops at engine and battery, so brakes, airbags and service resets need another tool.
Who it's for
Checking a used car before buying, or a weak battery before a trip, suits this two in one reader. Home mechanics doing brake or airbag work need a scanner with more systems.
Pros and cons
- Reads and clears engine codes
- Battery and charging tests
- Smog readiness check
- Live data with recording
- Engine and battery only
- No battery load test
- Updates need a Windows PC
Performance notes
Code reading depends on the vehicle's standard OBD protocol, which is why coverage starts at certain model years by region. The battery test estimates health from the clamp connection, not from a load test.
Specifications
| Brand | Foxwell |
|---|---|
| Model | NT301 Plus |
| Dimensions & fit | |
| Item weight | 600 g |
| Item Dimensions L x W x H | 3.7 in L x 1.6 in W x 5.71 in H |
| Screen size | 2.8 inches |
| Included components | |
| Included Components | Battery clamp cable, carry bag, scanner, USB mini cable, user manual |
| Other details | |
| Vehicle coverage | 1996+ US, 2001+ European, 2005+ Asian |
| Software updates | Windows only |
| Special functions | I/M readiness, EVAP test, live data recording and playback |
| Batteries | 12V flooded, AGM, EFB, GEL |
| Systems covered | Engine, 12V battery, starter, charging system |
Frequently asked questions
Can the Foxwell scanner read ABS or airbag codes?
No. It covers engine codes and 12V battery tests only, not ABS, SRS, transmission, oil reset or tire sensors.
How does the Foxwell scanner test the battery?
Connect the battery clamp cable firmly to the OBDII cable, then it checks state of health, state of charge, cranking and charging system.
Does the Foxwell scanner work on a Fiat?
No. It does not fit Fiat, Alfa or Lancia, or pre-1996 vehicles.
Can I update the Foxwell scanner from a Mac?
No. Updates are supported on Windows only.