Standard Ignition FJ1122 Fuel Injector

Standard Ignition FJ1122 Fuel Injector

Standard Ignition FJ1122 is a new GDI fuel injector for direct fuel injection systems. It is an OE replacement injector with a blue finish, male blade terminals, and included O-rings for service-ready installation on select Lexus applications.

Key Features

• Fuel injector type: GDI injector for direct injection systems
• New construction with OE replacement fitment
• Blue finish
• Includes O-ring and O-rings included
• Hardware included
• Male terminal design with 2 blade terminals

Application Details

This Standard Ignition FJ1122 fuel injector is used in direct fuel injection systems on select Lexus models, including Lexus IS350, Lexus LS460, and Lexus GS350 applications. It is also listed for Lexus IS300, RC300, RC350, LS600h, IS F, GS450h, and GS460 coverage across the model years shown below. This part cross-references MAHLE 67729 for the same application.

• Fits 2016-2017 Lexus IS300, N/A
• Fits 2010-2017 Lexus IS350, N/A; Primary; Green; New
• Fits 2007-2017 Lexus LS460, N/A; Primary; Green; New
• Fits 2008-2016 Lexus LS600h, N/A; Primary; Green; New
• Fits 2016 Lexus RC300, N/A
• Fits 2015-2016 Lexus RC350, N/A
• Fits 2013-2015 Lexus GS350, N/A; Primary; Green; New
• Fits 2011 Lexus GS350, N/A; Primary; Green; New
• Fits 2008-2014 Lexus IS F, N/A; Primary; Green; New
• Fits 2010-2011 Lexus GS450h, N/A; Primary; Green; New
• Fits 2008-2011 Lexus GS460, N/A; Primary; Green; New

What It Helps Address

• Hard starting caused by a worn or restricted injector
• Rough idle from inconsistent fuel delivery
• Misfire conditions related to injector performance
• Poor throttle response from uneven direct injection flow
• Fuel trim issues tied to injector wear or contamination

Installation Notes

Verify OE connector style, terminal count, and direct-injection system requirements before installation. Replace sealing components as needed and inspect the fuel rail, injector bore, and related components for contamination or damage. Confirm vehicle-specific calibration and service procedures for Lexus IS350, LS460, and GS350 applications before returning the vehicle to service.

Quality Assurance

Standard Ignition supplies OE replacement fuel system components built for direct-fit service on listed Lexus applications. FJ1122 is a new injector with included O-rings and hardware, supporting a proper seal and factory-style electrical connection.