2013 3.5L Smoke Test on Brake Boosters

Messages
1
Likes
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City
Cheshire
State
CT
Country
United States
What I Drive
2013 Ford Edge / 67 Camaro
#1
Smoke introduced via the vacuum hose,after the map sensor, directly into booster, and smoke expels from throttle body. Does this indicate a bad diaphragm in the booster or is the smoke taking its normal course?

Thanks,
Mike
 


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