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Automotive Circuit Tester
Car Electrical Diagnostic Tool
Vehicle Wiring Tester
Automotive Short Circuit Finder
Car Electrical Fault Detector
Non-Invasive Circuit Tester
RoadGuard vs. other HUDs comparison
Automotive Circuit Tester
Car Electrical Diagnostic Tool
Vehicle Wiring Tester
Automotive Short Circuit Finder
Car Electrical Fault Detector
Non-Invasive Circuit Tester
RoadGuard vs. other HUDs comparison

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AutoTrace Pro 42V

The AutoTrace Pro 42V provides quick, accurate wire tracing and instant open & short circuit detection without wire damage. With a flexible probe and compatibility from 6V to 42V systems, it ensures efficient, non-invasive diagnostics. 

⚡ Quickly Locate Wires in Hard-to-Reach Spaces 

🔊 Eliminate Guesswork with Audible Problem Alerts 

🔧 Works with All Vehicle Electrical Systems (6V-42V) 

🛡️ Protect Your Equipment with Built-In Surge Protection 

🧰 Easily Access Tight Spaces with a Flexible 7-Inch Probe 

$49.95
$49.95
$79.99
AutoTrace Pro 42V
$49.95
$49.95
$79.99
Feature 1

Quickly Detect Electrical Faults Without the Guesswork

Diagnosing electrical issues can be frustrating and time-consuming. A single short circuit or open wire can leave you stuck for hours. You need a tool that quickly pinpoints the problem—without the guesswork. AutoTrace Pro 42V instantly detects open and short circuits, helping you save time and effort.

✅ Don’t waste another second—solve your wiring issues with ease!

Feature 2

 Reach Hard-to-Access Wires with Ease and Precision

Wires buried behind panels, under carpets, or deep inside conduits can slow down repairs and increase frustration. You need a tool that reaches these tricky spots with ease. With its 7-inch flexible probe, AutoTrace Pro 42V navigates even the most congested spaces effortlessly.

✅ Find faults faster and fix them smarter—without the struggle!

Feature 3

Diagnose Without Damaging Wires or Risking Failures

Traditional testing methods often pierce or cut wire insulation, leading to costly repairs and increased risk of failure. You need a solution that won’t damage your wiring. AutoTrace Pro 42V uses non-invasive technology to detect faults without piercing or cutting wires—keeping them fully intact.

✅ Keep your wires intact while diagnosing issues like a pro!

Feature 4

Universal Compatibility Across 6V to 42V Systems

Some testers only work with specific voltage ranges, making them unreliable for modern vehicles. Using the wrong tool leads to inaccurate results and wasted time. AutoTrace Pro 42V works seamlessly across 6V to 42V systems, ensuring compatibility with a wide range of vehicles.

✅ One tool for all your diagnostic needs—get accurate results every time!

Trusted By Shoppers Who Expect The Best

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How can we help you?

Frequently asked questions
What types of vehicles is AutoTrace Pro 42V compatible with?

AutoTrace Pro 42V works with all vehicles using a 6V to 42V electrical system, including cars, trucks, motorcycles, boats, and RVs.

Does this tester require direct contact with wires?

No, it uses non-invasive technology, allowing you to detect faults without piercing or cutting wires, ensuring no damage to the insulation.

Can this tool detect both open and short circuits?

Yes! AutoTrace Pro 42V quickly identifies both open and short circuits with audible and visual alerts, saving you time on diagnostics.

How flexible is the probe? Can it reach tight spaces?

Yes! The 7-inch flexible probe is designed to navigate hard-to-reach areas, including behind panels, under carpets, and inside conduits.

Will it work on hybrid or electric vehicles?

AutoTrace Pro 42V is designed for traditional, hybrid, and some low-voltage EV circuits. However, it is not intended for high-voltage EV battery diagnostics.

Is it beginner-friendly or only for professionals?

It’s perfect for both DIY enthusiasts and professional mechanics. The simple operation, clear alerts, and user manual make it easy to use for all skill levels.

Does the tester require batteries or an external power source?

No external power is needed! It operates directly from the vehicle’s electrical system when connected, ensuring hassle-free use.

What warranty and support does this product have?

AutoTrace Pro 42V comes with a 1-year warranty, along with customer support for troubleshooting and guidance.

Still Have Questions?

Let us know—our team is here to help.