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ON A 1993 MX3 1
1993 Mazda MX3
December, 25, 2012 AT 3:05 AM
On a 1993 mx3 1.6L when you turn key on there is no fuel pressure reading on on the test guage. Also when it starts it reads 18lbs.I have tried 2 different pumps they both read the same.
I have 12.6 volts all the way to the pump
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December, 25, 2012 AT 3:15 AM
FUEL PUMP PRESSURE (UNREGULATED) 64 - 85 psi (441 - 589 kPa)
FUEL SYSTEM PRESSURE (REGULATED)
W/18" - 21" Hg Vacuum To Pressure Regulator 30 - 38 psi (206 - 265 kPa)
W/No Vacuum To Pressure Regulator 37 - 46 psi (255 - 314 kPa)
FUEL SYSTEM RESIDUAL PRESSURE 21 psi (147 kPa) min.
Air Valve Operating Range Closed Above 140 F (60 C)
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