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![]() Enthusiast ![]() ![]() ![]() ![]() Joined Aug 12, '07 From Lancaster, Pa Currently Offline Reputation: 35 (100%) ![]() |
i have a 2nd gen 3sgte swapped in a 1995 celica. i installed an aem digital boost gauge. i have the gauge grounded properly an the positive side is connected to the radio fuse. i tried tapping into to locations to get a vacuum reading. first the map sensor line and second on the timing belt side of the the engine, on the intake manifold. i get wrong readings in both cases. i check the aem pressure sensor and everything checks out fine. any suggestion, or wisdom is greatly appreciated.
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![]() Enthusiast ![]() ![]() ![]() ![]() ![]() Joined Jan 4, '12 From US Currently Offline Reputation: 6 (100%) ![]() |
Use any nipple from the intake manifold. What do you mean wrong readings? What are you comparing it to?
-------------------- 1993 Celica GT Coupe - sold
1994 Celica GT Liftback |
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![]() Enthusiast ![]() ![]() ![]() ![]() Joined Aug 12, '07 From Lancaster, Pa Currently Offline Reputation: 35 (100%) ![]() |
it reads 22 psi at idle... not 22 inhg. im thinking it is a constant voltage issue? the gauge calibrates itself each time the key is clicked.
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Lo-Fi Version | Time is now: August 18th, 2025 - 1:41 PM |