Buy Mercury Fuel Injector

StandardPart # FJ712

Standard FJ712 Fuel Injector

51 Reviews

$69.99

Edit ZIP code

3-year warranty

90 days free return

Fits 1986-1986 Ford Bronco II, 1986-1986 Ford LTD, 1986-1986 Ford Ranger, 1986-1987 Ford Aerostar, 1986-1987 Ford Taurus, 1986-1988 Ford Thunderbird, 1987-1989 Ford Bronco, 1987-1989 Ford Bronco II, 1987-1989 Ford E-150 Econoline, 1987-1989 Ford E-150 Econoline Club Wagon, 1987-1989 Ford E-250 Econoline, 1987-1989 Ford E-250 Econoline Club Wagon, 1987-1989 Ford E-250 Econoline Club Wagon, 1987-1989 Ford E-250 Econoline Club Wagon, 1987-1989 Ford E-350 Econoline, 1987-1989 Ford E-350 Econoline, 1987-1989 Ford E-350 Econoline, 1987-1989 Ford E-350 Econoline Club Wagon, 1987-1989 Ford E-350 Econoline Club Wagon, 1987-1989 Ford E-350 Econoline Club Wagon, 1987-1989 Ford F-150, 1987-1989 Ford F-150, 1987-1989 Ford F-250, 1987-1989 Ford F-250, 1987-1989 Ford F-250, 1987-1989 Ford F-350, 1987-1989 Ford F-350, 1987-1989 Ford Ranger, 1987-1991 Ford Country Squire, 1987-1991 Ford F-150, 1987-1991 Ford F-250, 1987-1991 Ford F-350, 1987-1991 Ford LTD Crown Victoria, 1988-1988 Ford Cougar, 1988-1988 Ford Thunderbird, 1988-1989 Ford Aerostar, 1988-1989 Ford F-Super Duty, 1988-1992 Ford Taurus, 1989-1990 Ford Thunderbird, 1989-1991 Ford Taurus, 1989-1991 Ford Taurus, 1989-1991 Ford Taurus, 1989-1992 Ford Thunderbird, 1989-1993 Ford Thunderbird, 1990-1990 Ford Bronco II, 1990-1991 Ford Aerostar, 1990-1991 Ford E-250 Econoline Club Wagon, 1990-1992 Ford Bronco, 1990-1992 Ford Ranger, 1990-1996 Ford E-150 Econoline, 1990-1996 Ford E-150 Econoline Club Wagon, 1990-1996 Ford E-250 Econoline, 1990-1996 Ford E-350 Econoline, 1990-1996 Ford E-350 Econoline Club Wagon, 1991-1991 Ford Ghia, 1991-1991 Ford Ranger, 1991-1992 Ford Probe, 1991-1993 Ford Mustang, 1991-1996 Ford Escort, 1992-1992 Ford Taurus, 1992-1994 Ford Ranger, 1992-1994 Ford Tempo, 1992-1995 Ford Taurus, 1992-1996 Ford F-150, 1992-1996 Ford F-250, 1992-1996 Ford F-350, 1992-1997 Ford Aerostar, 1992-1997 Ford Ranger, 1992-1997 Ford Taurus, 1993-1993 Ford Taurus, 1993-1994 Ford Ghia, 1995-1995 Ford Taurus, 1995-1995 Ford Windstar, 1996-1997 Ford Taurus, 1996-1997 Ford Thunderbird, 1996-1998 Ford Mustang, 1996-2000 Ford Windstar, 1998-1998 Ford Taurus, 1998-1998 Ford Taurus, 1998-1998 Ford Taurus, 1998-2001 Ford Ranger, 1999-1999 Ford Taurus, 1999-1999 Ford Taurus, 1999-1999 Ford Taurus, 1986-1987 Lincoln Continental, 1986-1989 Lincoln Mark VII, 1986-1990 Lincoln Town Car, 1988-1994 Lincoln Continental, 1994-1994 Mazda B2300, 1994-1996 Mazda B3000, 1998-2001 Mazda B2500, 1986-1986 Mercury Cougar, 1986-1986 Mercury Sable, 1986-1989 Mercury Grand Marquis, 1987-1988 Mercury Cougar, 1987-1990 Mercury Sable, 1987-1991 Mercury Colony Park, 1988-1988 Mercury Cougar, 1988-1988 Mercury Cougar, 1988-1991 Mercury Topaz, 1989-1990 Mercury Cougar, 1990-1991 Mercury Grand Marquis, 1991-1992 Mercury Sable, 1991-1993 Mercury Cougar, 1991-1996 Mercury Tracer, 1992-1994 Mercury Topaz, 1993-1993 Mercury Sable, 1993-1995 Mercury Sable, 1996-1996 Mercury Sable, 1996-1997 Mercury Cougar, 1996-1997 Mercury Sable, 1996-1999 Mercury Sable, 1996-1999 Mercury Sable, 1996-1999 Mercury Sable, 1998-1998 Mercury Sable, 1998-1998 Mercury Sable, 1986-1986 Oldsmobile Calais

Add Trim and Engine info to ensure a guaranteed fit

Vehicle: Mercury

Quantity1

Item LocatedUnited States

ColorGrey

Part interchange

FJ712, A211-1122, A211-1172, A211-1212, INJFD001, 155-0069, 158-0284, 158-0420,

item #10015YST

Show less

What is a fuel injector?

A fuel injector is the precision dispenser of fuel in your vehicle's engine, functioning like a skilled chef adding just the right ingredients to a recipe. Its primary role is to deliver a carefully measured amount of fuel into the engine's combustion chamber at precisely the right moment. This fuel combines with air to create a combustible mixture, which is ignited by the spark plugs to generate the power that propels your vehicle.

What sets a fuel injector apart is its intelligence. It's in constant communication with the engine's control unit, which provides instructions based on your driving conditions. Whether you're idling in traffic or accelerating on the highway, the fuel injector adjusts the amount of fuel delivered to ensure your engine operates efficiently and performs optimally.

What are the signs of bad fuel injectors?

When fuel injectors are at the top of their game, the engine hums like a finely tuned machine. But when they falter, it's like having a construction crew with hammers instead of blueprints.

Poor fuel efficiency: Reduced gas mileage and increased refueling frequency.

Engine misfires: Loss of power, rough idling, and stumbling during acceleration.

Reduced engine power: Noticeable power decrease, especially when accelerating or climbing hills.

Engine stalling: The engine cuts out or loses power, often at idle or low speeds.

Rough idling: Irregular and shaky engine idle with rpm fluctuations.

Excessive exhaust smoke: Black exhaust smoke due to over-fueling and incomplete combustion.

Check engine light: Illumination of the check engine light, indicating fuel injector issues.

Unusual engine noises: Clicking or tapping sounds from failing fuel injectors.

Engine knocking: Severe cases may lead to engine knocking or pinging sounds, signaling potential engine damage.

Poor emissions: Increased emissions that could cause a failed emissions test.

Poor performance: Overall decreased engine performance, including sluggish acceleration and responsiveness.

Fuel Injector

What is a fuel injector?

What are the signs of bad fuel injectors?

Shop By Mercury Models

Shop By Mercury Years