Automotive Smoke Machine Leak Detector, 12V EVAP Tester, Built-In Pump

Automotive smoke machine leak detector helps you pinpoint EVAP, vacuum, intake, and light exhaust leaks fast with visible smoke output. Powered by DC 12V with a built-in air pump and adjustable pressure, it fills lines evenly without overloading sensitive components. Designed for routine diagnostics on cars, motorcycles, and boats, it supports quick troubleshooting when you need clear leak tracing and stable operation across wide temperatures.

• Delivers visible smoke output to trace leak points in EVAP systems, vacuum hoses, intake passages, and light exhaust leaks


• Adjusts pressure with 2 output levels (1 PSI / 7 PSI) to suit sensitive components and larger circuits


• Includes adapter fitting and EVAP adapter to seal lines and ports for more accurate diagnostics


• Protects operation with overheat indicator and automatic shutdown for safer, more consistent testing


• Works on DC 12V power for garage, driveway, or mobile diagnostics on cars, motorcycles, and boats

Built for everyday troubleshooting, this 12V EVAP vacuum diagnostic tester combines a durable metal body with a stable smoke flow to help you isolate small leaks before they turn into bigger drivability or emissions issues. For use, add 10–20 ml of smoke fluid, massage oil, or glycerin to the reservoir, seal the system with the included adapters, then introduce smoke and inspect for escape points. Grab yours today and keep your maintenance checks efficient and repeatable.

• Power: DC 12V; Rated power: 35W; Smoke mode current: 3A


• Output flow rate: 6 L/min


• Output pressure (2 levels): 1 PSI (0.07 bar) / 7 PSI (0.48 bar)


• Operating temperature: -4°F to 167°F (-20°C to 75°C)


• Materials: Steel, aluminum, brass, silicone


• Dimensions: 6.9 x 5.0 x 6.4 in (175 x 128 x 162 mm)


• Weight: 3.8 lb (1.71 kg)


• Color: Black / Orange