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Registered
Join Date: Jul 2008
Location: Central Washington State
Posts: 4,412
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Quote:
Originally Posted by WERK I
In most cases, bad ground between boost sender on IC and chassis ground. Securely ground IC to engine and see if symptoms change.
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Yep, first place I would look. If you were to unplug the wire from the sending unit, your gauge would peg. It has to have a good ground for the gauge to sit at zero. Somewhere I've got the resistance values for the sender at various boost levels, if you need to trouble shoot the sender itself.
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Mark H. 1987 930, GP White, Wevo shifter, Borla exhaust, B&B intercooler, stock 3LDZ.
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