air intake to crankcase, crankcase to pcv line
any petcocks on the throttle body or intake are vacuum lines excluding fuel lines
A gas engine does not have a vacuum pump. Vacuum pumps are used on diesels only as they do not pull vacuum from the manifold. Gas engines use vacuum lines (usually stemming from intake or throttle body)
Check the vacuum lines on the driver side of the engine.
The 2002 Explorer has several vacuum lines. There are many lines in the engine compartment as well as under the dash.
There are several vacuum lines on a 1993 Honda Accord. Each vacuum lines delivers air to different parts of the engine.
They start at the vacuum pump on the driver side of the engine, go up to the firewall, across to the pass side, and then inside the dash at the ac line area.
Engine vacuum can be used to operate all kinds of devices in your car, from vacuum modulators in the transmission to the devices that open and close the doors for your cabin heating and cooling. Vacuum lines are the tubes that deliver the engine vacuum to those devices.
The heater/ac doors are all electric. They are not vacuum controlled.
There are more than a dozen vacuum lines on your 2000 Chevrolet Tahoe 5.3 liter engine. A complete vacuum line diagram can be obtained from most Chevrolet dealerships.
engine vacuum or direct into the intake.
Where are the vacuum hoses on a 1995 ford thunderbird 4.6l engine?
A vacuum diagram shows in detail where are the air lines go on a car. A 1.6 liter Honda Civic engine uses many vacuum lines and the diagram will specify where all the lines are routed. This helps find air leaks on the engine.