AUTOOL PT502 – Digital Vacuum Pressure Gauge (-101 kPa to 0 kPa)

Overview

The AUTOOL PT502 is a compact, high-precision digital vacuum pressure gauge designed for professional automotive diagnostics. It accurately measures vacuum levels across various systems such as intake manifolds, crankcase ventilation, EGR valves, turbochargers, exhaust systems, and air-conditioning lines — helping detect leaks, blockages, and performance issues with precision and speed.

Key Features

• High-accuracy measurement: Range from -101 kPa to 0 kPa with ±1% FS accuracy

• Smart temperature compensation: Built-in temperature sensor ensures stable readings from -10 °C to 60 °C

• 12 V vehicle power supply: Connects directly to the vehicle battery for continuous operation

• Reverse polarity protection: Protects both the gauge and the vehicle in case of incorrect connections

• Durable design: Shock-resistant housing and bright backlit display for workshop visibility

• Fast leak detection: Instant readings to diagnose vacuum issues in seconds

• Professional diagnostic tool: Ideal for intake, turbo, and exhaust system checks

Technical Specifications

• Voltage: DC 10 V – 14 V

• Current Draw: < 35 mA

• Measurement Range: -101 kPa to 0 kPa

• Accuracy: ± 1% Full Scale

• Operating Temperature: -10 °C to 60 °C

• Display: Digital LCD with backlight

• Power Supply: Vehicle battery (12 V clamp connection)

Ideal For

• Automotive workshops & service centres

• Technicians diagnosing vacuum or boost system leaks

• Tuning specialists and repair professionals

• Intake manifold, EGR, turbo, and exhaust diagnostics

Why Choose the AUTOOL PT502

The PT502 delivers accurate and repeatable readings, unlike traditional analog gauges. Its temperature-compensated digital sensor ensures reliable data even in changing conditions. Compact, durable, and easy to use — it’s the perfect tool for precision vacuum diagnostics.

In the Box

• AUTOOL PT502 main unit

• Power supply cable with clamps

• Pressure hose & adapter fittings

• User manual

✅ Specifications Summary

✔ Digital accuracy (±1%)
✔ Smart temperature compensation
✔ -101 kPa to 0 kPa range
✔ Reverse-polarity protection
✔ Compact & durable design
✔ Easy vehicle power connection