Automotive Circuit Tester Breaker Finder For 12V And 24V Vehicles

Diagnose complex automotive wiring faults faster with the VDIAGTOOL V500 PRO Automotive Circuit Power Probe, a dual-mode diagnostic analyzer engineered specifically for 9–36V vehicle electrical systems. Unlike basic light testers that only indicate power presence, this handheld tool maps active circuits while measuring real-time parameters, allowing technicians and DIYers to locate intermittent shorts, open wires, and failed relays without guesswork. Powered directly through fused alligator leads attached to the vehicle battery, the device runs continuously throughout your repair session while built-in safeguards prevent board damage from reversed polarity or voltage spikes.

Benefits & Practical Advice

Connect the alligator clips to the chassis ground and battery terminal before probing sensitive control modules; the automatic polarity detection feature instantly warns you of incorrect lead placement, protecting expensive ECUs and sensors. During fuse box troubleshooting, switch to the continuity buzzer setting to trace broken traces behind panel covers, saving hours of disassembly. When replacing aging wiring harnesses, use the positive/negative voltage reader to verify aftermarket tap points, ensuring clean power delivery and preventing premature component failure.

Technical Specifications

• Operating Voltage: 9–36V DC
• Measurement Ranges: 0.1–100V voltage / 0.1–25A current / 0–200kΩ resistance / 10Hz–1MHz frequency
• Oscilloscope Bandwidth: 10Hz–100kHz real-time waveform capture
• Rated Power Output: 0–5V regulated supply for sensor and module activation
• Display: TFT color monitor with 90° rotatable mount and high-contrast backlight
• Physical Dimensions: 30 × 25 × 10 cm
• Unit Weight: 2.2 kg

Package Includes

• VDIAGTOOL V500 PRO automotive circuit power probe
• Integrated fused alligator clip test leads
• Quick reference installation diagram

Warnings & Usage Reminders

Always disconnect key switches and remove ignition sources before attaching test leads. Never bridge circuits exceeding 36V or apply external power to passive resistance networks, as this may trigger protective shutdowns or damage semiconductor layers. Verify probe insulation integrity monthly, especially when working in wet engine bays or marine environments.

The interface dynamically supports nine regional languages including English, Chinese, French, Spanish, German, Russian, Italian, Portuguese, and Polish, eliminating menu navigation barriers during fast-paced shop repairs.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

Independent repair shops across the region rely on our cataloged tools for repeatable electrical diagnostics—backed by two decades of parts sourcing and technical fulfillment at intercyprus.com.