Engine Vacuum

Vacuum hoses, routing, leaks, controls, valves, gauge reading, and more!

Here is a combination fuel(low pressure) and vacuum gauge http://amzn.to/2pQkFL6

Here is the user manual for above combination fuel(low pressure) and vacuum gauge https://actron.com/sites/default/files/pdf_english_16176.pdf

Naturally aspirated engines(all stock A/S vans) generate vacuum that can give clues to the operating condition of the engine using a vacuum gauge, see the subpages below. Like Vacuum Gauge Reading and VacuumDiagrams