AUTOOL 12V Automotive Smoke Machine EVAP Leak Detector — Built-in Compressor & Pressure Gauge, Portable for Cars Bikes Trucks

The AUTOOL 12V Automotive Smoke Machine is a compact EVAP and vacuum leak detector with a built-in air pump and pressure gauge for fast, accurate smoke-based leak locating on cars, bikes, trucks and boats.

Designed for technicians, home mechanics and fleet operators, this portable smoke tester forces dense, visible smoke into intake systems, EVAP canisters and vacuum lines so you can visually spot cracks, loose fittings or disconnected hoses. It combines a built-in compressor, external pressure gauge and protective thermal cutoffs so you do not need separate air equipment and can run repeatable inspections in minutes.

How quickly will this machine show smoke for diagnostics?

The AUTOOL unit produces noticeable smoke in about 10 seconds after startup, giving you immediate feedback. That quick output helps you find even small leaks without long setup waits.

• Generates thick smoke within ~10 seconds
• Consistent output for clear visual tracing
• Suitable for tiny cracks and loose fittings

Can I test EVAP systems and where do I connect it?

This smoke detector supports EVAP testing on vehicles with service ports (common on models produced after 1996). Remove the EVAP check valve, attach the supplied adapter to the service port and introduce smoke directly into the system for accurate leak location.

• Works with EVAP ports typically in the engine bay
• Adapter fits standard EVAP service valves after check valve removal
• Also compatible with intake, vacuum and fuel pipe inspections

What safety and protection features are built in?

AUTOOL designed this tester with thermal and freeze safeguards to protect both the device and operator. Automatic shutoff prevents overheating above 75°C and the unit includes freeze protection down to -20°C, improving uptime and reliability in varied environments.

• Overheat cutoff at 75°C for safe operation
• Freeze protection allowing use to -20°C
• Durable components tested for extended service life

How does the external pressure gauge help find leaks?

The external barometer provides visible pressure trends so you can confirm whether a system holds or loses pressure over time. A rising or steady needle indicates a sealed system; a falling needle shows leakage, letting you pinpoint problem areas faster.

• Visible analog gauge for immediate pressure feedback
• Use pressure behavior to narrow leak locations quickly
• Combines with smoke visualization for confident repairs

Who this product is for: The AUTOOL 12V smoke machine is aimed at professional mechanics, DIY enthusiasts and fleet technicians who need a compact, ready-to-use leak locator without separate compressors. It's useful for diagnosing EVAP canister faults, vacuum hose breaks, intake manifold leaks, fuel pipe faults and small sealing problems on cars, motorcycles, light trucks and marine engines. If you need a portable tester that delivers fast smoke, clear pressure feedback and built-in protections, this unit reduces diagnostic time and helps you repair the right component on the first try.