• Home
  • Diagnostic Test Tools

Diagnostic Test Tools

50 deals available


  • 88% Off
    MUCAR CDL20 OBD2 Scanner Car Fault Code Reader Engine Diagnotsitc Tool EOBD CAN

    Used

    MUCAR CDL20 OBD2 Scanner Car Fault Code Reader Engine Diagnotsitc Tool EOBD CAN

    $1.99 $15.99

    FREE SHIPPING 115

    VIEW DEAL
  • Power Probe III Clamshell - Red (PP3CSRED) [Car Automotive Diagnostic Test Tool

    New

    Power Probe III Clamshell - Red (PP3CSRED) [Car Automotive Diagnostic Test Tool

    $100.00

    147

    VIEW DEAL
  • MUCAR 892BT Bidirectional Scanner AI-Assist Diagnostic Tool Key Code CANFD/DOIP

    New

    MUCAR 892BT Bidirectional Scanner AI-Assist Diagnostic Tool Key Code CANFD/DOIP

    $489.00

    FREE SHIPPING 126

    VIEW DEAL
  • FOXWELL ST2000 EVAP & Turbo Smoke Machine 4" LCD Screen Diagnostic Test Tools

    New

    FOXWELL ST2000 EVAP & Turbo Smoke Machine 4" LCD Screen Diagnostic Test Tools

    $279.99

    FREE SHIPPING 207

    VIEW DEAL
  • 59% Off
    Automotive OBD Engine OBD2 EOBD Scanner Fault Code Reader Diagnostic Scan Tool

    New

    Automotive OBD Engine OBD2 EOBD Scanner Fault Code Reader Diagnostic Scan Tool

    $6.99 $16.99

    FREE SHIPPING92

    VIEW DEAL
  • 2026 Autel MaxiCheck MX808S Bidirectional Car Diagnostic Scanner Tool FCA SGW

    New

    2026 Autel MaxiCheck MX808S Bidirectional Car Diagnostic Scanner Tool FCA SGW

    $419.00

    FREE SHIPPING76

    VIEW DEAL
  • 11PC Fuel Injector Tester Noid Light Set IAC Circuit Diagnostic Update Kit

    New

    11PC Fuel Injector Tester Noid Light Set IAC Circuit Diagnostic Update Kit

    $23.90

    FREE SHIPPING200

    VIEW DEAL
  • Universal OBD2 Scanner Code Reader Car Diagnostic Scan Tool Check Engine Fault

    New

    Universal OBD2 Scanner Code Reader Car Diagnostic Scan Tool Check Engine Fault

    $28.99

    FREE SHIPPING141

    VIEW DEAL
  • HiYi Auto Diagnostic Test Tools Mechanical Testers Car Engine Black&Silver

    New

    HiYi Auto Diagnostic Test Tools Mechanical Testers Car Engine Black&Silver

    $15.49

    FREE SHIPPING146

    VIEW DEAL
  • USED Automotive Code Reader OBD2 Scanner Check Engine Fault Car Diagnostic Tool

    Used

    USED Automotive Code Reader OBD2 Scanner Check Engine Fault Car Diagnostic Tool

    $4.99

    FREE SHIPPING123

    VIEW DEAL
  • Car Circuit Tester Current Test Fuse Diagnostic Tool Repair Detector CNBJ-611

    New

    Car Circuit Tester Current Test Fuse Diagnostic Tool Repair Detector CNBJ-611

    $15.68

    FREE SHIPPING64

    VIEW DEAL
  • MUCAR CDL20 Car Engine OBD2 OBDII Scanner Fault Code Reader Diagnostic Scan Tool

    New

    MUCAR CDL20 Car Engine OBD2 OBDII Scanner Fault Code Reader Diagnostic Scan Tool

    $16.99

    FREE SHIPPING80

    VIEW DEAL
  • Spark plug Tester Ignition System Coil Engine In Line Auto Diagnostic Test Tools

    Used

    Spark plug Tester Ignition System Coil Engine In Line Auto Diagnostic Test Tools

    $9.00

    124

    VIEW DEAL
  • 2026 MUCAR 632 Bidirectional OBD2 Scanner Engine ABS SRS SAS Car Diagnostic Tool

    New

    2026 MUCAR 632 Bidirectional OBD2 Scanner Engine ABS SRS SAS Car Diagnostic Tool

    $169.00

    FREE SHIPPING129

    VIEW DEAL
  • MUCAR 682 AI All System Diagnostic Tool Car OBD2 Scanner CANFD & FCA Action Test

    New

    MUCAR 682 AI All System Diagnostic Tool Car OBD2 Scanner CANFD & FCA Action Test

    $199.00

    FREE SHIPPING114

    VIEW DEAL
  • Ancel PB100 Circuit Tester Probe Electrical System Car Diagnostic Tool 12V 24V

    New

    Ancel PB100 Circuit Tester Probe Electrical System Car Diagnostic Tool 12V 24V

    $58.99

    FREE SHIPPING196

    VIEW DEAL
  • 5% Off
    Full System OBD2 Scanner Bidirectional Diagnostic Tool Reset Relearn Coding FCA

    New

    Full System OBD2 Scanner Bidirectional Diagnostic Tool Reset Relearn Coding FCA

    $388.55 $409.00

    FREE SHIPPING77

    VIEW DEAL
  • THINKCAR SR6 6-System Diagnostic Scanner Full OBD2 Scan Tool Oil/SAS/TPMS 5Reset

    New

    THINKCAR SR6 6-System Diagnostic Scanner Full OBD2 Scan Tool Oil/SAS/TPMS 5Reset

    $79.00

    FREE SHIPPING221

    VIEW DEAL
  • Car Truck Voltage Circuit Tester Car 6V 24V Tools Car Diagnostic Probe Test Pen

    New

    Car Truck Voltage Circuit Tester Car 6V 24V Tools Car Diagnostic Probe Test Pen

    $12.85

    FREE SHIPPING163

    VIEW DEAL
  • MUCAR Fault Code Reader OBD2 Scanner CDL20 Auto Diagnostic Scan Tool Car Engine

    New

    MUCAR Fault Code Reader OBD2 Scanner CDL20 Auto Diagnostic Scan Tool Car Engine

    $5.99

    FREE SHIPPING95

    VIEW DEAL
  • MUCAR 892BT Auto Full System OBD2 Scanner Car Diagnostic Tool Bidirectional USA

    New

    MUCAR 892BT Auto Full System OBD2 Scanner Car Diagnostic Tool Bidirectional USA

    $489.00

    FREE SHIPPING88

    VIEW DEAL
  • 5% Off
    Durable Vehicle Tester Portable Diagnostic Diagnostic Test Measurement Tools for

    New

    Durable Vehicle Tester Portable Diagnostic Diagnostic Test Measurement Tools for

    $52.25 $55.00

    FREE SHIPPING159

    VIEW DEAL
  • MUCAR 892BT Automotive Diagnostic Tool OBD2 Scanner Key Matching TPMS Programmer

    New

    MUCAR 892BT Automotive Diagnostic Tool OBD2 Scanner Key Matching TPMS Programmer

    $769.00

    FREE SHIPPING208

    VIEW DEAL
  • MUCAR 892BT OBD2 AI Diagnostic & Key Programmer Tool with TPMS programming Tool

    New

    MUCAR 892BT OBD2 AI Diagnostic & Key Programmer Tool with TPMS programming Tool

    $697.00

    FREE SHIPPING90

    VIEW DEAL
  • 8% Off
    6-Pack 9038 Relay Bypass Switch Kit - Diagnostic Scanner & Test Tool 12V System

    New

    6-Pack 9038 Relay Bypass Switch Kit - Diagnostic Scanner & Test Tool 12V System

    $20.97 $22.79

    FREE SHIPPING175

    VIEW DEAL
  • 73% Off
    THINKCAR Scanner Auto OBD2 Code Reader Car Engine Fault Diagnostic Scan Tool USA

    New

    THINKCAR Scanner Auto OBD2 Code Reader Car Engine Fault Diagnostic Scan Tool USA

    $7.99 $29.99

    FREE SHIPPING163

    VIEW DEAL
  • OBD2 Breakout Box Auto OBDII Protocol Detector 16-Pin Car Test Diagnostic Tool

    New

    OBD2 Breakout Box Auto OBDII Protocol Detector 16-Pin Car Test Diagnostic Tool

    $29.99

    FREE SHIPPING150

    VIEW DEAL
  • 57% Off
    2026 THINKCAR SR6 OBD2 Scanner ABS SRS Diagnostic Tool Oil SAS EPB TPMS Reset

    New

    2026 THINKCAR SR6 OBD2 Scanner ABS SRS Diagnostic Tool Oil SAS EPB TPMS Reset

    $75.99 $175.99

    FREE SHIPPING123

    VIEW DEAL
  • Full System Diagnostic Tool Fit for Mercedes Benz Car OBD2 Scanner ABS SRS EPB

    New

    Full System Diagnostic Tool Fit for Mercedes Benz Car OBD2 Scanner ABS SRS EPB

    $89.99

    FREE SHIPPING116

    VIEW DEAL
  • 37% Off
    MUCAR 632 Car OBD2 Diagnostic Tool ABS SRS Engine Action Test 4 System +15 Reset

    New

    MUCAR 632 Car OBD2 Diagnostic Tool ABS SRS Engine Action Test 4 System +15 Reset

    $169.00 $269.00

    FREE SHIPPING168

    VIEW DEAL
  • TopDiag P60 Car Circuit Tester Voltage 6-30v Detector Diode Diagnostic Tools US

    New

    TopDiag P60 Car Circuit Tester Voltage 6-30v Detector Diode Diagnostic Tools US

    $27.99

    112

    VIEW DEAL
  • 2026 MUCAR 682 AI All System Diagnostic Tool OBD2 Scanner CANFD FCA Action Test

    New

    2026 MUCAR 682 AI All System Diagnostic Tool OBD2 Scanner CANFD FCA Action Test

    $199.00

    FREE SHIPPING73

    VIEW DEAL
  • 33% Off
    2026 MUCAR BT200 Pro OBD2 Scanner Code Reader Full System Car Diagnostic Tool

    New

    2026 MUCAR BT200 Pro OBD2 Scanner Code Reader Full System Car Diagnostic Tool

    $32.99 $48.99

    FREE SHIPPING204

    VIEW DEAL
  • TOPDON Phoenix XLink E*CU Programming Car Diagnostic Tool 41 Service Active Test

    New

    TOPDON Phoenix XLink E*CU Programming Car Diagnostic Tool 41 Service Active Test

    $1399.00

    FREE SHIPPING149

    VIEW DEAL
  • Commodore 64 / 128 6 in 1 Dead Test, Diagnostic and 1541 Tools - Versa64Cart USA

    New

    Commodore 64 / 128 6 in 1 Dead Test, Diagnostic and 1541 Tools - Versa64Cart USA

    $22.99

    FREE SHIPPING66

    VIEW DEAL
  • 17% Off
    2026 MUCAR 892BT Bidirectional OBD2 Scanner Car System AI Diagnostic Scan Tool

    New

    2026 MUCAR 892BT Bidirectional OBD2 Scanner Car System AI Diagnostic Scan Tool

    $489.00 $589.00

    FREE SHIPPING179

    VIEW DEAL
  • Multi Function Auto Diagnostic Tools, Automotive Circuit Test Leads Kit Black

    New

    Multi Function Auto Diagnostic Tools, Automotive Circuit Test Leads Kit Black

    $140.97

    FREE SHIPPING215

    VIEW DEAL
  • MUCAR BT200 MAX Bidirectional Scanner AI-Assist Full System Scan CANFD 15+Resets

    New

    MUCAR BT200 MAX Bidirectional Scanner AI-Assist Full System Scan CANFD 15+Resets

    $79.00

    FREE SHIPPING74

    VIEW DEAL
  • 14% Off
    OTOFIX D1 Lite OBD2 Scanner Wireless Diagnostic Tool Full System Active Test

    New

    OTOFIX D1 Lite OBD2 Scanner Wireless Diagnostic Tool Full System Active Test

    $309.00 $360.00

    FREE SHIPPING84

    VIEW DEAL
  • 14% Off
    2025 OTOFIX D1 Lite Car Bidirectional Scanner Auto Full System Diagnostic Tool

    New

    2025 OTOFIX D1 Lite Car Bidirectional Scanner Auto Full System Diagnostic Tool

    $309.00 $360.00

    FREE SHIPPING172

    VIEW DEAL
  • THINKSCAN 672 OBD2 Scanner ALL System Car FCA Code Bidirectional Diagnostic Tool

    New

    THINKSCAN 672 OBD2 Scanner ALL System Car FCA Code Bidirectional Diagnostic Tool

    $287.00

    FREE SHIPPING136

    VIEW DEAL
  • 5% Off
    Topdiag P60 6-30v Car Circuit Tester Voltage Detector Diode Diagnostic Tools

    New

    Topdiag P60 6-30v Car Circuit Tester Voltage Detector Diode Diagnostic Tools

    $26.59 $27.99

    FREE SHIPPING110

    VIEW DEAL
  • TOPDON AD900Lite OBD2 Scanner Automotive Diagnostic Tools All System Active Test

    New

    TOPDON AD900Lite OBD2 Scanner Automotive Diagnostic Tools All System Active Test

    $299.00

    FREE SHIPPING151

    VIEW DEAL
  • 12% Off
    Spark Plug Tester Coil Overs Detector Car Ignition System Diagnostic Test Tools

    New

    Spark Plug Tester Coil Overs Detector Car Ignition System Diagnostic Test Tools

    $18.47 $20.99

    FREE SHIPPING104

    VIEW DEAL
  • 45% Off
    4Pcs Electronic Wire Piercing Probe Clip Tester Tool for Automotive Diagnostic

    New

    4Pcs Electronic Wire Piercing Probe Clip Tester Tool for Automotive Diagnostic

    $13.28 $23.98

    FREE SHIPPING100

    VIEW DEAL
  • 28% Off
    DriverScan All-in-One OBD2 Car Diagnostic Tool Bluetooth Scanner Full System USA

    New

    DriverScan All-in-One OBD2 Car Diagnostic Tool Bluetooth Scanner Full System USA

    $42.99 $59.99

    FREE SHIPPING143

    VIEW DEAL
  • Thinkscan 662 Diagnostic Tools 4 System OBD2 Scanner Active Test 12 Resets CANFD

    New

    Thinkscan 662 Diagnostic Tools 4 System OBD2 Scanner Active Test 12 Resets CANFD

    $219.00

    FREE SHIPPING125

    VIEW DEAL
  • 55% Off
    Car Full System OBD2 Scanner Diagnostic Tool Fit for Mercedes Benz ABS SRS EPB

    New

    Car Full System OBD2 Scanner Diagnostic Tool Fit for Mercedes Benz ABS SRS EPB

    $89.00 $199.99

    FREE SHIPPING106

    VIEW DEAL
  • 14% Off
    2025 OTOFIX D1 Lite Car Bidirectional Scanner Auto Full System Diagnostic Tool

    New

    2025 OTOFIX D1 Lite Car Bidirectional Scanner Auto Full System Diagnostic Tool

    $309.00 $360.00

    FREE SHIPPING163

    VIEW DEAL
  • Machinery Pressure Diagnostic Gauge Tools test Kit for All Hydraulic System

    New

    Machinery Pressure Diagnostic Gauge Tools test Kit for All Hydraulic System

    $173.29

    FREE SHIPPING148

    VIEW DEAL
CATEGORY
ELECTRONICS KITCHEN PRODUCTS AUTOMOTIVE FURNITURE KIDS
INFORMATION
HOME CONTACT PRIVACY POLICY TERMS AND CONDITIONS
POPULAR SEARCHES
Cordless Drill Fitbit Smart Speaker Wireless Speaker Nintendo Swtich

© Discounts75.com

Amazon, Amazon Prime, the Amazon logo and Amazon Prime logo are trademarks of Amazon.com, Inc. or its affiliates.

Disclosure: we may earn a commission when you use one of our links to make a purchase.