VDIAGTOOL

VDIAGTOOL V500 Pro: All-in-One Automotive Circuit Tester with Oscilloscope, Injector & Relay Tests

High-performance tools and home improvement made for confident daily results

$220.78

3 shoppers currently have this item in cart.

Low stock: only 5 left in inventory. Add to cart before it's gone.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout 100% refund eligible
Bundle & save Buy 2 and save checkout time

Premium tools and home improvement quality selected for United States (USA) customers.

Routine pack Build your routine pack (3)

Fast dispatch with always-free shipping and secure checkout on every order.

Free shipping

i

Free shipping on every order. Fast dispatch, tracked delivery, and secure checkout included.

Easy returns

i

Simple return flow and responsive support for eligible items.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

24/7 customer support

Questions before checkout? Our team is available and ready to help.

Share

Why customers choose TaskHolt Tools

Overview: All-in-One Diagnostics for Automotive Electrical Systems

The VDIAGTOOL V500 Pro redefines on-vehicle diagnostics by uniting essential electrical testing capabilities into a single handheld instrument. It blends quick voltage checks, open/short detection, signal analysis, and advanced testing into one streamlined workflow. technicians and DIYers alike can rely on fast, clear results to guide their next steps without juggling multiple tools.

Key Capabilities at a Glance

  • Open and short circuit locating: switch to mode II to identify circuit breakers, open connections, or damaged wires with subtle tone changes.
  • Oscilloscope and digital multimeter: visualize voltage waveforms, measure resistance, current, frequency, and polarity for intuitive fault insight.
  • Injector testing and relay/fuse checks: assess injector spray status and confirm relay or fuse health to pinpoint electrical faults.
  • 0–5 V power supply for debugging: a stable, adjustable supply lets you simulate inputs, debug sensors, and validate circuit behavior.
  • Component activation and signal testing: power bulbs, fans, starters, window regulators, wipers, and other parts to reproduce failures safely.
  • 90° rotating screen: view circuit data from any angle with minimal blind spots, improving readability during diagnosis.

Real-World Use Scenarios

Use the V500 Pro to quickly verify why a fuse may trip, trace a hidden open circuit in a harness, or confirm spray quality from a fuel injector. The integrated tester also helps you assess whether relays or sensors are contributing to intermittent problems, reducing guesswork on tight timelines.

What’s in the Kit

  • VDIAGTOOL V500 Pro Circuit Probe Tester
  • V500 Pro Short/Open Circuit Finder
  • Probe tips and extension cables
  • Wire piercing probes and banana-to-banana test leads
  • Fuses, relay test cable, and alligator battery clip
  • Type-C data cable and user manual

Warranty and Support

Shop with confidence: the kit includes a 60-day replacement or refund option and a 36-month warranty period, reflecting a commitment to long-term reliability and customer assistance.

FAQ

Q: What makes the VDIAGTOOL V500 Pro different from standard multimeters?

A: The V500 Pro combines oscilloscope, multimeter, injector tester, relay/fuse tester, and wire tracing in one handheld unit, enabling faster diagnostics without juggling tools.

Q: Is the V500 Pro suitable for both professionals and DIYers?

A: Yes, it supports technicians and hobbyists with a versatile feature set, clear UI, and a durable kit, backed by warranty.