08-03-2018, 07:05 AM
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#4 (permalink)
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Track Member
Join Date: Dec 2015
Location: South Carolina
Posts: 699
Drives: 2017 nismo 370z
Rep Power: 3377
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Quote:
Originally Posted by turtle64b
The voltage seems normal. As my car warms up, I notice manifold pressure drop (greater vacuum), which would drive fuel pressure down with it. I have the same pump and wiring kit but with larger injectors (1050x). Set reference (@ atmospheric pressure) to ~52 psi and then reconnected the manifold air line to the regulator. Hven't touched it since, no issues.
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With my other nismo I had a supercharger on I never noticed any pressure drop and it was set around 52 as well ... I’m wondering if maybe it’s a regulator issue
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