examine hoses closely-as an aid you can use propane or starting fluid, when you hit the leak, rpm will increase
vacuum leak
vacuum leakTo
You can find a small vacuum leak in your 2002 Toyota Camry with a diagnostic tester. The diagnostic tester can pinpoint virtually any vacuum leak.
To find a vacuum leak. the vacuum hoses should be sprayed while the engine is running. A solution of dish soap and water sprayed on a leaky vacuum hose will cause it to blow soap bubbles. Spraying both the hose and the connectors should find the vacuum leak quickly.
how to find a vacume leak on a1999 cougar
I am having a stalling problem and I heard it can be the cause of a vacuum leak and if that is true how can i fix it and where is it at?
A vacuum leak on a 1999 Ford Ranger can be located using an automotive stethoscope. It can then be move around the engine to detect the sucking noise of a leak.
check your vacuum hoses, they could be loose or they could have a leak
with your mouth
Typically it's either a vacuum leak or more likely a problem with the EGR valve.
brake leakage? or vacuum assisted vacuum leak?
Start with a visual, inspect all vacuum lines for problems.