Standard Ignition Fuel Injection Pressure Regulator P/N:PR564
Standard Ignition PR56 fuel injection pressure regulator for the 1992-1994 Nissan Maxima V6 3.0L regulates fuel pressure for the injectors. Consistent fuel delivery helps acceleration and throttle response.
A failing regulator can show up as hard starting, a rough idle or a fuel smell. Before you replace it, rule out a weak fuel pump, a clogged fuel filter and a vacuum leak, since each of those can produce similar symptoms.
This regulator is a direct-fit replacement for the 1992-1994 Nissan Maxima V6 3.0L, and that engine takes one.
Fit and size
Build and materials
One fuel injection pressure regulator with an O-ring and a caution sheet.
Interchange: 2-19532 · 800-168
89054436 · 21883 · PRDL168 · 2267097E00
This part cross-references / interchanges with the following part numbers:
Does the Standard Ignition PR56 fit the 1992-1994 Nissan Maxima V6 3.0L?
Yes. Standard Ignition PR56 is a direct-fit regulator for the 1992-1994 Nissan Maxima V6 3.0L, and that engine takes one.
Does this fuel injection pressure regulator come with an O-ring?
Yes. The Standard Ignition PR56 comes with an O-ring and a caution sheet.
What operating pressure does this Standard Ignition fuel injection pressure regulator have?
This regulator's operating pressure is 43 psi, and its nipple orientation is straight.
Is this regulator tested for vibration and temperature extremes?
Yes. Testing covers 200+ hours of vibration, 1000+ hours of extreme heat and cold operation, and on-vehicle testing.
Can I cross-reference this regulator with the number 2267097E00?
Yes. 2267097E00 is one of the interchange numbers listed for this part, along with 89054436 and 800-168.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.