HomeAir and Fuel Delivery > Fuel Injection System and Related ComponentsDelphi FP10409 Fuel Injection Pressure Regulator
Part #: FP10409

Delphi FP10409 Fuel Injection Pressure Regulator

⚙️ 16 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Suzuki, and Geo, Tracker, Sidekick, and X-90
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Reliable Fuel Injection Pressure Regulator for Chevrolet, Geo, and Suzuki

The Delphi FP10409 fuel injection pressure regulator is designed to maintain consistent fuel pressure in your vehicle's fuel injection system. Engineered with durable metal construction, this regulator ensures stable fuel delivery for Chevrolet Sidekick, Geo Tracker, and Suzuki X-90 models.

Key Features of Delphi FP10409 Fuel Injection Pressure Regulator

  • Constructed from robust metal for long-lasting durability
  • Inlet port diameter: 0.43 inches (11.0 mm) with push-in type connection
  • Outlet port diameter: 0.31 inches (8.0 mm) with hose type outlet
  • Single inlet and outlet ports for streamlined fuel flow
  • Bolt mounting type for secure installation
  • Non-adjustable design for consistent system pressure of 44 psi
  • Compatible with fuel injection systems requiring precise pressure regulation

Detailed Description of the Delphi FP10409

This fuel injection pressure regulator from Delphi is specifically engineered to maintain a steady fuel pressure of 44 psi within the fuel injection system. Its metal construction provides resistance to wear and corrosion, ensuring reliable operation over time. The inlet port features a push-in connection with a diameter of 0.43 inches (11.0 mm), while the outlet port uses a hose connection sized at 0.31 inches (8.0 mm). The single inlet and outlet configuration simplifies installation and fuel flow management. Designed for bolt mounting, the FP10409 secures firmly in place to prevent leaks or pressure fluctuations.

Applications and Common Issues Addressed

  • Maintains consistent fuel pressure for optimal engine performance in Chevrolet Sidekick, Geo Tracker, and Suzuki X-90
  • Prevents fuel pressure drops that can cause engine hesitation or stalling
  • Eliminates fuel leaks caused by worn or damaged pressure regulators
  • Helps resolve rough idling and poor acceleration linked to fuel delivery problems
  • Supports proper fuel injection system operation to reduce emissions and improve fuel economy

Installation Notes and Tips

  • Ensure the vehicle is cool and fuel system pressure is relieved before installation
  • Use appropriate tools to remove the old regulator and avoid damaging inlet/outlet ports
  • Verify the push-in inlet and hose outlet connections are secure and free of debris
  • Torque mounting bolts to manufacturer specifications to prevent leaks
  • Inspect fuel lines for wear or damage during installation and replace if necessary

Quality Assurance and Warranty Information

Delphi manufactures the FP10409 fuel injection pressure regulator to meet strict quality standards, ensuring reliable performance in compatible Chevrolet, Geo, and Suzuki vehicles. The metal construction and precise engineering contribute to its durability and consistent operation. While specific warranty details may vary, Delphi products typically include coverage against manufacturing defects. Consult your parts provider for exact warranty terms related to this part number.

BrandDelphi
Part NumberFP10409
AdjustableNo
Gauge PortNo
Inlet Port Diameter0.43
Inlet Port Diameter11.0
Inlet Quantity1
Inlet TypePush In
MaterialMetal
MaterialMetal
Mounting TypeBolt
Outlet Port Diameter0.31
Outlet Port Diameter8.0
Outlet Quantity1
Outlet TypeHose
System Pressure44

This part fits 16 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
1998ChevroletTrackerN/A
1998SuzukiSidekickN/A
1998SuzukiX-90SEN/A
1998SuzukiX-90BaseN/A
1997GeoTrackerN/A
1997SuzukiSidekickN/A
1997SuzukiX-90BaseN/A
1996GeoTrackerN/A
1996SuzukiSidekickN/A
1996SuzukiX-90BaseN/A
1995GeoTrackerN/A
1995SuzukiSidekickN/A
1994GeoTrackerN/A
1994SuzukiSidekickN/A
1993SuzukiSidekickN/A
1992SuzukiSidekickN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

15160-58B00158-0560230115G1066800-30196068642PR132PR189

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.