Skip to content
BIG FRIGGIN DEALS: One Big Deal. One Day Only. Shop Todays Offer >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Free Gift Card on All Orders Over $100 See Details

Free Gift Card Details

$100 Order
$10
gift card
$250 Order
$25
gift card
$500 Order
$50
gift card
$1000 Order
$100
gift card
  • The promotion will be automatically applied on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire 03/01/27.
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.

Automotive Diagnostics

Filters

Active Filters

  • Sold In Stores

    Find a Store

  • Brand

  • Price

    to

    • Below $100.00 (244) items
    • $100.00 - $200.00 (71) items
    • $200.00 - $300.00 (38) items
    • $300.00 - $400.00 (18) items
    • $400.00 - $500.00 (17) items

  • Customer Ratings

    • 5 (23) items
    • 4 (43) items
    • 3 (10) items
    • 2 (1) items
    • 1 (3) items

  • More Savings

    • Free Shipping (20) items
    • Sale (1) items
    • Clearance (1) items

  • New Arrival

    • Y (5) items

1-48 of 488 Products

Ironton 125A Battery Load Tester, 12V

Ironton 125A Battery Load Tester, 12V

Item # 37800

$39.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Performance Tool Heavy-Duty 12 Volt Tester, Model# W2975C

Performance Tool Heavy-Duty 12 Volt Tester, Model# W2975C

Item # 54995

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Performance Tool Computer-Safe Logistic Probe, Model# W2991

Performance Tool Computer-Safe Logistic Probe, Model# W2991

Item # 54998

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Performance Tool Flex Drive Compression Tester, Model# W80579

Performance Tool Flex Drive Compression Tester, Model# W80579

Item # 29008

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Performance Tool Diagnostic Scan Tool, CAN OBD-II, Model# W2977

Performance Tool Diagnostic Scan Tool, CAN OBD-II, Model# W2977

Item # 54728

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Strongway ABS and Airbag Reset Tool with SAS Calibration

Strongway ABS and Airbag Reset Tool with SAS Calibration

Item # 114957

$69.99
Reg $149.99Save $80.00

Order today to get this price.

  • Shipping: 

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Mityvac Compression Test Kit — 300 PSI, 4 Hoses, 4 Adapters, Model# MV5530

Mityvac Compression Test Kit — 300 PSI, 4 Hoses, 4 Adapters, Model# MV5530

Item # 3316154

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Performance Tool Vacuum and Fuel Pump Tester, Model# W80594

Performance Tool Vacuum and Fuel Pump Tester, Model# W80594

Item # 29010

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Autel MaxiFlash XLINK — 3-in-1 Communication and Programming Device, Remote Expert J2534 Tool, Model# XLINK

Autel MaxiFlash XLINK — 3-in-1 Communication and Programming Device, Remote Expert J2534 Tool, Model# XLINK

Item # 5782451

$1399.99
 

  • Shipping: 

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
CEMB, Car Stands for Alignment System, Model# 13000DB24CSK

CEMB, Car Stands for Alignment System, Model# 13000DB24CSK

Item # 6478662

$3379.00
 

  • Shipping: 

    Free shipping - Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Schumacher Battery Load Tester, 6/12 Volt, Model# BT-100

Schumacher Battery Load Tester, 6/12 Volt, Model# BT-100

Item # 81946

$54.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Fluke TRMS AC/DC Clamp Meter — 600 Amp, Model# FLU375-FC

Fluke TRMS AC/DC Clamp Meter — 600 Amp, Model# FLU375-FC

Item # 6363241

$736.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Innova SD29 OBD2 Scan Tool - Read/Erase ABS, Live Data, Free Fix & Part Recs

Innova SD29 OBD2 Scan Tool - Read/Erase ABS, Live Data, Free Fix & Part Recs

Item # 7045519

$99.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Clore Automotive SOLAR Carbon Pile Battery Tester — 1000 Amps, 6/12/24V, Model# SOL1876

Clore Automotive SOLAR Carbon Pile Battery Tester — 1000 Amps, 6/12/24V, Model# SOL1876

Item # 6816078

$319.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Autel Black Metal Press-In Valve for 1-Sensor — Model# CV-001

Autel Black Metal Press-In Valve for 1-Sensor — Model# CV-001

Item # 5773918

$2.89
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
TOPDON Battery Charger System Analyzer with Printer - 12V/24V, 3.5in. Color Screen, Model# BT600

TOPDON Battery Charger System Analyzer with Printer - 12V/24V, 3.5in. Color Screen, Model# BT600

Item # 5701877

$139.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Power Probe Master Combo Kit — Circuit Tester, Open/Short Circuit Detector, Extension Leads, Piercing Probes, Plastic Case, Model# PPRPPKIT04

Power Probe Master Combo Kit — Circuit Tester, Open/Short Circuit Detector, Extension Leads, Piercing Probes, Plastic Case, Model# PPRPPKIT04

Item # 7180972

$619.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Lisle Heavy-Duty Test Light - 12V, Reinforced Probe, Handle, Cord, and Clamp, 49in. Cord, Model# 28400

Lisle Heavy-Duty Test Light - 12V, Reinforced Probe, Handle, Cord, and Clamp, 49in. Cord, Model# 28400

Item # 112579

$19.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
TOPDON AD900BT Scan Tool - 7in. Tablet, 28 Service Functions, Bluetooth, Model# AD900BT

TOPDON AD900BT Scan Tool - 7in. Tablet, 28 Service Functions, Bluetooth, Model# AD900BT

Item # 5868538

$495.00
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
TOPDON Advanced Versatile Smart Scanner - OE-Level Diagnostic, VCI, ADAS Calibration, Model# Phoenix Smart

TOPDON Advanced Versatile Smart Scanner - OE-Level Diagnostic, VCI, ADAS Calibration, Model# Phoenix Smart

Item # 5472138

$2199.00
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Power Probe Two-Pole Voltage Tester — Model# PPRPPVT750LCDCBINT

Power Probe Two-Pole Voltage Tester — Model# PPRPPVT750LCDCBINT

Item # 6587092

$147.01
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Steelman 60605 Wireless ChassisEAR Noise Detection Kit 4 Channel With LCD Touchscreen 4 Transmitters Rechargeable System For Locating Squeaks Rattles And Vibrations In Automotive Chassis And Suspension

Steelman 60605 Wireless ChassisEAR Noise Detection Kit 4 Channel With LCD Touchscreen 4 Transmitters Rechargeable System For Locating Squeaks Rattles And Vibrations In Automotive Chassis And Suspension

Item # 7399288

$502.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Innova SDS Inspector Diagnostic Tablet, Model# SDS43

Innova SDS Inspector Diagnostic Tablet, Model# SDS43

Item # 115072

$309.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
TOPDON Professional 10.1" Automotive Diagnostic Tool, J2534 Prog., Modle #TDONEPLUS

TOPDON Professional 10.1" Automotive Diagnostic Tool, J2534 Prog., Modle #TDONEPLUS

Item # 7420471

$1299.00
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Power Probe Maestro — Model# PPRPPTM01AS

Power Probe Maestro — Model# PPRPPTM01AS

Item # 6586604

$416.46
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Fluke AC/DC Clamp Meter — 400A, 65–400 Hz, Model# FLU323

Fluke AC/DC Clamp Meter — 400A, 65–400 Hz, Model# FLU323

Item # 6613086

$250.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Autel MaxiCHECK MX900 — 8in. Touchscreen, All-Systems Scanner, Service Tablet, Model# MX900

Autel MaxiCHECK MX900 — 8in. Touchscreen, All-Systems Scanner, Service Tablet, Model# MX900

Item # 5782275

$559.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Electronic Specialties CATIII Automotive Test Lead Set — 24in., Model# ESI635

Electronic Specialties CATIII Automotive Test Lead Set — 24in., Model# ESI635

Item # 6588618

$47.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Power Probe Cigarette Power Port Adapter — Model# PPRPPTK0026

Power Probe Cigarette Power Port Adapter — Model# PPRPPTK0026

Item # 6588108

$22.91
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Clore Automotive Solar Carbon Pile Battery Tester — 500 Amps, 12V, Heavy-Duty Clamps, Model# SOL1874

Clore Automotive Solar Carbon Pile Battery Tester — 500 Amps, 12V, Heavy-Duty Clamps, Model# SOL1874

Item # 6816060

$134.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Strongway OBD2 Scanner and Code Reader Diagnostic Tool

Strongway OBD2 Scanner and Code Reader Diagnostic Tool

Item # 114956

$39.99
 

  • Shipping: 

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Autel ITS600 Kit with Twenty 1-Sensors — 5.5in. Touchscreen, Bluetooth, TPMS Diagnostics, Model# 700140

Autel ITS600 Kit with Twenty 1-Sensors — 5.5in. Touchscreen, Bluetooth, TPMS Diagnostics, Model# 700140

Item # 5758881

$945.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Autel Vehicle Communication Interface — Bluetooth-Enabled, J2534 Pass-Thru Programming, Model# MFVCI

Autel Vehicle Communication Interface — Bluetooth-Enabled, J2534 Pass-Thru Programming, Model# MFVCI

Item # 5785185

$929.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Midtronics Battery and Electrical System Analyzer — Tests Regular, AGM, and Gel Batteries, Built-In Printer, Model# MIDMDX-P300

Midtronics Battery and Electrical System Analyzer — Tests Regular, AGM, and Gel Batteries, Built-In Printer, Model# MIDMDX-P300

Item # 6814970

$917.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Innova 5420 PowerCheck Powered Circuit Tester: Supply Power and Ground, 6V-24V

Innova 5420 PowerCheck Powered Circuit Tester: Supply Power and Ground, 6V-24V

Item # 7046440

$99.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Electronic Specialties Fuse Buddy Tester — Mini Fuse, Model# ESI302M

Electronic Specialties Fuse Buddy Tester — Mini Fuse, Model# ESI302M

Item # 6594997

$26.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Innova CarScan Code Reader with ABS, Model# 5110

Innova CarScan Code Reader with ABS, Model# 5110

Item # 115078

$67.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Electronic Specialties Fuse Socket DMM Adapter for Mini Fuse, Model# ESI301M

Electronic Specialties Fuse Socket DMM Adapter for Mini Fuse, Model# ESI301M

Item # 6594541

$15.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Power Probe III — Green Case, Accessories, Model# PPRPP319FTCGRN

Power Probe III — Green Case, Accessories, Model# PPRPP319FTCGRN

Item # 6587480

$233.71
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
PRO-LOGIX 40-1200 CCA Electronic Battery & System Tester

PRO-LOGIX 40-1200 CCA Electronic Battery & System Tester

Item # 7303101

$99.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
TOPDON UltraDiag Moto Wireless Motorcycle Diagnostic Tool — 8in., Full-System Scanning, Bi-Directional Control, Model# UDMOTO

TOPDON UltraDiag Moto Wireless Motorcycle Diagnostic Tool — 8in., Full-System Scanning, Bi-Directional Control, Model# UDMOTO

Item # 6754487

$799.00
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Autel MaxiTPMS Tablet — 8in. Touchscreen, Wireless, TPMS Diagnostics & Services, Model# TS900

Autel MaxiTPMS Tablet — 8in. Touchscreen, Wireless, TPMS Diagnostics & Services, Model# TS900

Item # 5782419

$795.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Powerbuilt Universal LED Brake Fluid Tester, Model# 647766

Powerbuilt Universal LED Brake Fluid Tester, Model# 647766

Item # 112596

$51.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

    Not Available
Activating this checkbox will add this item to the product comparison tool.
Autel Adjustable Angle 1-Sensor — Programmable Universal TPMS Sensor, 315MHz/433MHz, Aluminum Screw-In Valve Stem, Model# 300030

Autel Adjustable Angle 1-Sensor — Programmable Universal TPMS Sensor, 315MHz/433MHz, Aluminum Screw-In Valve Stem, Model# 300030

Item # 5758718

$25.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
TOPDON Battery Charger and Analyzer - 12V, LCD Screen, Heavy-Duty, Model# BT200

TOPDON Battery Charger and Analyzer - 12V, LCD Screen, Heavy-Duty, Model# BT200

Item # 5701818

$69.00
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Fluke Probe Set — Stainless Steel, 12mm Tip, CAT IV 600V, Model# FLUTP220

Fluke Probe Set — Stainless Steel, 12mm Tip, CAT IV 600V, Model# FLUTP220

Item # 6363195

$42.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
TOPDON UltraDiag Scan Tool - 8in. Display, Key Programming, Full-System Diagnostics, Model# ULTRADIAG

TOPDON UltraDiag Scan Tool - 8in. Display, Key Programming, Full-System Diagnostics, Model# ULTRADIAG

Item # 5868554

$699.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Fluke Compact True-RMS Digital Multimeter — CAT III 600V, Model# FLU115

Fluke Compact True-RMS Digital Multimeter — CAT III 600V, Model# FLU115

Item # 6362951

$325.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.