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Delphi FP10474 Fuel Injection Pressure Regulator
| Brand | Delphi FP10474 |
|---|---|
| Inlet Type | Hose |
| Material | Metal |
| Maximum Pressure Reading | 44 |
| Outlet Quantity | 2 |
| Outlet Type | Bolt |
| System Pressure | 29 |
| Fits | Mazda · 4 vehicles |
OE heritage. Built with a century of original-equipment experience.
Metal construction. Durable regulator body for dependable fuel system performance.
Hose inlet. Bolt outlet with dual outlets for straightforward plumbing.
Cross-references Dorman - OE Solutions 800-356, Febi-Bilstein 23025 and Standard Ignition PR244 for the same application. See all 7.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Fuel Pressure Control for Mazda Protege
The Delphi FP10474 fuel injection pressure regulator is built for precise fuel system control in 1995-1998 Mazda Protege applications. It uses OE-based engineering from a supplier with long-standing original equipment experience, helping maintain the correct fuel pressure for consistent engine operation.
Key Features
- Fuel injection pressure regulator for fuel delivery system service
- Fits 1995-1998 Mazda Protege
- Hose inlet and bolt outlet design
- Metal construction for fuel system durability
- Maximum pressure reading of 44
- System pressure rating of 29
- Delphi FP10474 replacement part number
Detailed Description
Delphi FP10474 is a fuel injection pressure regulator engineered for Mazda Protege fuel systems that require stable pressure control. By helping regulate fuel pressure at the rail, this component supports proper injector performance, smoother drivability, and more consistent fuel delivery under changing engine demand. This part is a direct fit for 1995-1998 Mazda Protege models and is also referenced by cross numbers such as Dorman OE Solutions 800-356 and Standard Ignition PR244 for the same application. The Delphi FP10474 combines OE heritage with a metal-bodied design and the specified hose inlet, bolt outlet, and dual outlet configuration.
Common Issues This Part May Address
- Fuel pressure that is too high or too low
- Hard starting related to unstable fuel delivery
- Rough idle caused by inconsistent injector pressure
- Fuel smell or rich-running symptoms from regulator failure
- Poor throttle response tied to fuel system pressure loss
Installation Notes and Tips
Verify the inlet and outlet style, system pressure, and mounting configuration before installation. For 1995-1998 Mazda Protege fuel injection pressure regulator replacement, confirm the existing regulator matches the hose inlet, bolt outlet, and pressure specifications listed for Delphi FP10474. Inspect connected fuel lines and sealing surfaces during service, and follow factory fuel system procedures to relieve pressure before removal.
Quality Assurance
Delphi draws on more than 100 years of OE experience and original equipment supply knowledge, with engineering principles carried into its aftermarket fuel system parts. That OE background supports consistent fit and function for Mazda Protege fuel pressure regulator replacement applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1998 | Mazda | Protege | N/A | — |
| 1997 | Mazda | Protege | N/A | — |
| 1996 | Mazda | Protege | N/A | — |
| 1995 | Mazda | Protege | N/A | — |
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