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10 Best diagnostic test measurement tools of 2026

Save up to 41% off
  • Best Choice

    1

    FOXWELL Car Scanner NT604 Elite OBD2 Scanner ABS SRS Transmission, Check Engine Code Reader for Cars and Trucks, Diagnostic Scan Tool with SRS Airbag, Automotive Diagnostic Tool with Live Data
    FOXWELL
    9.8
    Exceptional
    watcher 478+ bought this week

    FOXWELL Car Scanner NT604 Elite OBD2 Scanner ABS SRS Transmission, Check Engine Code Reader for Cars and Trucks, Diagnostic Scan Tool with SRS Airbag, Automotive Diagnostic Tool with Live Data

    20% Off Limited Time Deal
    • is discontinued by manufacturer:‎No
    • product dimensions:‎7.68 x 3.54 x 1.18 inches
    • manufacturer part number:‎NT604 ELITE
    • item weight:‎2.79 pounds
    • customer reviews:4.3 4.3 out of 5 stars 4,432 ratings 4.3 out of 5 stars
  • Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
    Careful review Our team ensures quality, value, and fit based on real user feedback
    Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
    Real users impact
    • Thousands of users trust our site daily
    • Based on millions of stores and reviews
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  • Value for Money

    2

    Innova 5210 OBD2 Scanner & Engine Code Reader, Battery Tester, Live Data, Oil Reset, Car Diagnostic Tool for Most Vehicles, Bluetooth Compatible with America's Top Car Repair App
    Innova
    9.6
    Exceptional

    Innova 5210 OBD2 Scanner & Engine Code Reader, Battery Tester, Live Data, Oil Reset, Car Diagnostic Tool for Most Vehicles, Bluetooth Compatible with America's Top Car Repair App

    10% Off

  • 3

    FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light
    FOXWELL
    9.5
    Excellent

    FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

    17% Off

  • 4

    FOXWELL NT201 OBD2 Scanner Code Reader for Cars and Trucks - Reset Check Engine Light, Read and Clear Fault Codes, Live Data Diagnostic Tool for All Cars Since 1996
    FOXWELL
    9.4
    Excellent

    FOXWELL NT201 OBD2 Scanner Code Reader for Cars and Trucks - Reset Check Engine Light, Read and Clear Fault Codes, Live Data Diagnostic Tool for All Cars Since 1996

    24% Off Limited Time Deal
    • is discontinued by manufacturer: No
    • product dimensions: 3L x 0.8W x 4.7H
    • manufacturer part number: NT201
    • item weight: 0.01 ounces
    • customer reviews:4.5 4.5 out of 5 stars 9,210 ratings 4.5 out of 5 stars

  • 5

    Easy to Use 2-in-1 OBD2 Scanner with Battery Tester: 1S Read & Clear Check Engine Codes + Test Battery in Mins - DIY Car Diagnostic Tool with Cold Cranking Amps for Pre-Trip Safety on 1996+ Vehicles
    Yakry
    9.3
    Excellent

    Easy to Use 2-in-1 OBD2 Scanner with Battery Tester: 1S Read & Clear Check Engine Codes + Test Battery in Mins - DIY Car Diagnostic Tool with Cold Cranking Amps for Pre-Trip Safety on 1996+ Vehicles

  • See Today’s Deals & Prices

  • 6

    Car OBD2 Scanner, FIRSTOOL OBD2 Scanner Diagnostic Code Reader Tool with I/M Readiness, Battery Tester, Check Engine Light with Reset, OBDII/EOBD Car Diagnostic Scanner for All Vehicles After 1996
    FIRSTOOL
    9.1
    Excellent

    Car OBD2 Scanner, FIRSTOOL OBD2 Scanner Diagnostic Code Reader Tool with I/M Readiness, Battery Tester, Check Engine Light with Reset, OBDII/EOBD Car Diagnostic Scanner for All Vehicles After 1996

  • 7

    VDIAGTOOL VD10 OBD2 Scanner Code Reader Car Diagnostic Tool Engine Fault Code Reader for Turn Off CEL with Freeze Frame/I/M Readiness for All OBDII Protocol Cars, OBD2 Scanner Diagnostic Tool
    VDIAGTOOL
    9.0
    Excellent

    VDIAGTOOL VD10 OBD2 Scanner Code Reader Car Diagnostic Tool Engine Fault Code Reader for Turn Off CEL with Freeze Frame/I/M Readiness for All OBDII Protocol Cars, OBD2 Scanner Diagnostic Tool

    20% Off Limited Time Deal
    • is discontinued by manufacturer:N/A
    • product dimensions:‎9.8 x 6.69 x 1.58 inches
    • manufacturer part number:‎VDT-VD10
    • item weight:‎9.2 ounces
    • customer reviews:4.6 4.6 out of 5 stars 1,813 ratings 4.6 out of 5 stars

  • 8

    MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Scanner CAN Diagnostic Scan Tool for All OBD II Protocol Cars Since 1996, Yellow
    MOTOPOWER
    8.9
    Very Good

    MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Scanner CAN Diagnostic Scan Tool for All OBD II Protocol Cars Since 1996, Yellow

    41% Off Limited Time Deal 00:00:00
    • is discontinued by manufacturer:‎No
    • product dimensions:‎2.75"L x 0.91"W x 6.02"H
    • manufacturer part number:‎MP69033
    • item weight:‎10.2 ounces
    • customer reviews:4.6 4.6 out of 5 stars 48,090 ratings 4.6 out of 5 stars

  • 9

    KAIWEETS GFCI Outlet Tester with LCD Display, 3-Prong Receptacle Wiring Detector, Voltage Socket Checker, Auto Hold, Electrical Diagnostic Tool for 120V AC Home Outlets
    KAIWEETS
    8.7
    Very Good

    KAIWEETS GFCI Outlet Tester with LCD Display, 3-Prong Receptacle Wiring Detector, Voltage Socket Checker, Auto Hold, Electrical Diagnostic Tool for 120V AC Home Outlets

    10% Off

  • 10

    BluSon YM319 OBD2 Scanner Diagnostic Tool with Battery Tester, Check Engine Fault Code Reader with Live Data, Cloud Printing, DTC Lookup, Freeze Frame, Scan Tool for All OBDII Protocol Cars Since 1996
    BluSon
    8.6
    Very Good

    BluSon YM319 OBD2 Scanner Diagnostic Tool with Battery Tester, Check Engine Fault Code Reader with Live Data, Cloud Printing, DTC Lookup, Freeze Frame, Scan Tool for All OBDII Protocol Cars Since 1996

    14% Off

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