Standard Ignition Fuel Injector FJ454
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Standard Ignition Fuel Injector FJ454
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Standard Ignition Fuel Injector P/N:FJ454

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$74.99
MPN: FJ454
Item Package Quantity: 1
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Standard Ignition Fuel Injector P/N:FJ454
Standard Ignition Fuel Injector P/N:FJ454
$74.99

Deliver a precise, ECU-commanded spray of fuel to the engine with the Standard Ignition Fuel Injector FJ454. It installs as a direct-fit replacement for the listed applications: 1999-2001 Jeep Cherokee, 1999-2004 Jeep Grand Cherokee, 1999-2004 Jeep TJ, 1999-2004 Jeep Wrangler, 2000 Dodge Durango, 2000-2001 Dodge Ram 1500, 2000-2003 Dodge Ram 1500 Van, 2000-2003 Dodge Ram 2500 Van, and 2000-2003 Dodge Ram 3500 Van.

  • Core job: Meters and injects fuel on signal from the engine control unit, supporting the correct air-fuel ratio for combustion.
  • Direct replacement: Designed to swap in for a worn or failed original injector on the listed vehicles.
  • Signs it may need replacing: Rough idle, hard starting, hesitation, misfire, or reduced fuel economy can point to a faulty injector; diagnose the cause before replacing.

A single failing injector can affect one cylinder, so confirm the fault before ordering. If a bad injector is the cause of your driveability issue, this unit replaces it.

Interchange: 63839 · RL854181 · 2-38837 · 238837 · 4854181 · 800-1461N · 8001461N

Manufacturer part number FJ454.

This part cross-references / interchanges with the following part numbers:

63839, RL854181, 2-38837, 4854181, 800-1461N

Frequently Asked Questions

What does this fuel injector do?

It meters and sprays fuel on command from the engine control unit, helping supply the correct air-fuel ratio for combustion in the engine.

Which vehicles does the FJ454 fit?

It is a direct-fit replacement for the 1999-2004 Jeep Grand Cherokee, TJ and Wrangler, 1999-2001 Jeep Cherokee, 2000 Dodge Durango, 2000-2001 Ram 1500, and 2000-2003 Ram 1500/2500/3500 Van. See the Buyer's Guide tab.

What are signs a fuel injector may need replacing?

Rough idle, hard starting, hesitation, misfire, or reduced fuel economy can be signs. These symptoms have other possible causes, so diagnose the fault before replacing.

What numbers does this injector interchange with?

It cross-references 63839, RL854181, 2-38837 (238837), 4854181, and 800-1461N (8001461N).

Should I replace all the injectors at once?

Not necessarily. A single injector can fail on its own; confirm which unit is at fault and follow the vehicle service information when deciding how many to replace.

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