Standard Ignition FPS123 Fuel Pressure Sensor

Brand Standard Ignition FPS123
Mounting Hardware Included No
Terminal Quantity 3
Connector Gender Female
Terminal Gender Male
Connector Shape Rectangular, oval
Connector Type Screw-in
Notes Includes fuel pressure sensor
O.E.M. Replacement Yes
System Type Flex
Terminal Type Blade
Fits Buick, Cadillac, and Chevrolet · 6 vehicles

OE replacement. Direct-fit fuel pressure sensor for straightforward installation.

Screw-in connector. Secure design with a rectangular, oval connector shape.

Blade terminals. Three-terminal layout with female connector and male blades.

Cross-references 2-39508, 800-20145 and 13577379 for the same application. See all 5.

$148.10Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $148.10
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Fuel Pressure Sensor for Flex Fuel Systems

Standard Ignition FPS123 is an OE replacement fuel pressure sensor for flex fuel delivery systems. It is built with a 3-terminal blade connection, a female connector, and a screw-in design for direct replacement service on supported applications.

Compatible With 2012-2013 Buick Verano, 2012 Buick LaCrosse, 2012 Buick Regal, 2012 Cadillac SRX, and 2012 Chevrolet Impala.

Key Features

  • Fuel pressure sensor for air and fuel delivery systems
  • OE replacement part for direct-fit service
  • Flex system application
  • 3-terminal blade design
  • Female rectangular/oval connector with screw-in connection
  • Standard Ignition FPS123 part number for easy lookup

Detailed Product Overview

The Standard Ignition FPS123 fuel pressure sensor monitors fuel pressure in flex fuel applications and sends the signal needed for proper engine management. Its screw-in connector type, female connector gender, and 3-terminal blade layout support replacement on vehicles that use this sensor style. This part is a practical choice when servicing fuel pressure-related concerns on a Buick Verano, Buick LaCrosse, Buick Regal, Cadillac SRX, or Chevrolet Impala equipped for the listed model years. The FPS123 also cross-references 2-39508 for the same application.

What This Part Is Used For

  • Replacing a failed fuel pressure sensor
  • Addressing fuel pressure signal faults
  • Correcting drivability issues tied to inaccurate fuel pressure readings
  • Restoring proper fuel system feedback to the engine control system
  • Servicing flex fuel fuel delivery monitoring

Installation Notes and Tips

Verify connector shape, terminal count, and screw-in style before installation. Confirm the vehicle uses the listed flex system application and match the sensor to the original part location and connector orientation. Clean the mounting area before installing the new sensor and inspect the harness connector for corrosion or damaged terminals.

Quality Assurance

Standard Ignition supplies OE replacement electrical and engine management components, and FPS123 is built to match the listed application requirements for direct service use.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2013BuickVerano2.4LL4N/A—
2012BuickLaCrosse3.6LV6N/A—
2012BuickRegal2.4LL4N/A—
2012BuickVerano2.4LL4N/A—
2012CadillacSRX3.6LV6N/A—
2012ChevroletImpala3.6LV6N/A—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
2-39508800-2014513577379FPS621PSDL20145