LCH-ALT500 Smoke Leak detector is designed for detecting the leakage of pipe systems, air intake system and cooling tank, which conforms to SAE standards. It can produce smoke fast with large volume, which can effectively help technician improve working efficiency. It is a professional tool which can help you find leakage in any pipe system quickly. It is one of best smoke leak test tool in the market.


  • Designed for detecting the leak of pipe systems in cars, motorcycles, such as fuel pipe, air intake system and cooling tank
  • It can change special oil (baby oil or mineral oil) into smoke, and blow smoke into sealed pipe system. You can find out leak point in pipe via the smoke and fix it where leak exists
  • Inbuilt mini air compressor, instant smoke generation
  • Self-protection system keeps machine away from overload
  • Easy operation and quick locating the leak parts


  • Built-in Air Pump
  • MCU Control with LED Display
  • Double Pressure Gauges
  • Double Flowmeters
  • Intake System Leak Test
  • Exhausts System Test
  • Fuel System Test
  • Coolant Tank Test
  • Combustion Chamber Test
  • Leakage Quantity Test
  • EVAP Test Mode
  • Turbo Test Mode
  • Smoke Test Mode
  • Air Test Mode
  • For Various Motor Vehicles
  • Voltage: DC12V (Optional AC100-240V Power supply)
  • Current: 6A
  • Test Pressure: EVAP: 5-8 KPa ; TURBO: 0.8-1.20 Bar
  • Air Flow: 1-25 L/Min
  • Oil Volume: 30 ML
  • Oil Consumption: 0.5 ML/Min
  • Test Hose Length: 2.5 M
How To Use
  • Open the engine cover, and hang the main unit under the cover
  • Disconnect the pipe which needs to be connected with main unit. If the pipe’s two sides need to be disconnected, make sure the other side is blocked with a rubber stopple
  • Make sure this side with proper taper stopple/pipe, and connect it with smoke output tube
  • Connect the main unit with DC12V battery: Red with positive, Black with negative
  • Turn on the power switch, the main unit starts to work
  • In 2 minutes, the pipe will be filled with smoke. Check and find the leak points. Please use light or head lamp if necessary
  • After finding out leak location, then connect pipes or wires well.


  • Main Unit x 1
  • Smoke Output Tube x 1
  • Power Cable x 1
  • Cap Stopples x 23 (Different Sizes)
  • Taper Stopple x 1
  • Small Taper Stopple x 1
  • Universal Intake Adaptor x 1
  • EVAP Service Port Adaptor x 1
  • Valve Core Tool x 1
  • Oil Bottle x 1
  • Test Connecter for Spark-Plug x 1
  • User Manual x 1

Download Product Sheet

Call us at +1-905-602-0226 or contact us to request a quote