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Old 08-29-2013   #8
scottfab
 
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Join Date: Jan 2009
Location: Portland Oregon metro area (Washington side)
Posts: 3,207
Default Re: How to vacuum test secondary throttle actuator system

Quote:
Originally Posted by KJL View Post
Good luck-
I suspect to test it correctly, I will need to rig up some tubing to connect to all of the vacuum sources and electronically activate the solenoid in order to see if the system functions properly. I may try to post this question in the Corvette Forum to see if I get any bites there as well.
I'd go straight to the hose on each actuator. Test one at a time for smooth non sticking action and no leak down. If you have problems here there's no real advantage to moving to other tests.
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