A Ford Mechanic's Guide to 1986-1992 Taurus Fuel Injectors
Solve rough running and restore performance in your first-generation Taurus with the right new fuel injectors.
- Replace fuel injectors as a complete set for balanced engine performance.
- Always use new, lubricated O-rings to prevent dangerous fuel leaks and performance-robbing vacuum leaks.
- On V6 models, be prepared to remove the upper intake plenum to access the rear injectors.
- Choose a quality brand like Standard Ignition for reliability; budget remanufactured parts carry a higher risk of failure.
Is Your Taurus Showing Signs of Fuel Injector Failure?
After decades of service, the fuel injectors on a first-generation Taurus can become clogged or fail electronically. Contaminants in the fuel can block the tiny nozzle, or the internal electronic coil can break down from age and heat. Bad O-ring seals are also a very common problem on these older cars, causing fuel or vacuum leaks.
Common symptoms you might notice include:
- Rough Idle: The engine shakes or feels unstable when stopped.
- Engine Misfires: You might feel a stumble or hesitation during acceleration. This can happen right after a cold start if the O-rings are leaking pressure overnight.
- Poor Acceleration: The car feels sluggish and lacks power.
- Worse Gas Mileage: You're filling up the tank more often than you used to.
- Fuel Smell: A raw gasoline smell, especially after the car has been sitting, can point to leaking injector O-rings.
- Check Engine Light: Your Taurus has an early diagnostic system (OBD-I) that can trigger a light for injector-related misfires.
Known Issue: 1986-1987 Fuel Injector Recall
Ford issued an emissions recall for some 1986-1987 Taurus models equipped with the Central Fuel Injector (CFI). These injectors could run too rich. The official fix was to install improved fuel injectors. If you own one of these model years and are experiencing issues, it's likely related to the original injector design.
Choosing the Right Aftermarket Fuel Injector
Since original Ford injectors for a car this age are often discontinued or very expensive, the aftermarket is your best bet. However, quality varies significantly between brands. It's usually best to replace all injectors at once, especially on a high-mileage vehicle, to ensure they all spray fuel at the same rate.
Tier 1: Reliable OE-Style Replacement
Standard Ignition (SMP): This is a trusted brand known for making parts that meet or exceed original equipment (OE) specifications. They are manufactured and tested to ensure the spray pattern and fuel flow match the original parts, which is critical for smooth engine operation. While any part can have an occasional defect, SMP is a solid, reliable choice for a stock replacement.
Tier 2: Performance-Focused
Accel: Accel markets its injectors as a performance upgrade, often featuring designs that promise better fuel atomization for improved throttle response. Some users report noticeable power gains and smoother idling. However, forum discussions show mixed reliability, with some owners experiencing premature failures. For a daily-driven, stock Taurus, a reliable OE-style replacement is often a safer choice.
Tier 3: Budget & Remanufactured Options
GBR Fuel Injection (Remanufactured) & "Replacement" Brands: These are the most affordable options. GBR remanufactures original injectors, while "Replacement" is often a generic term for various low-cost new parts. The risk with these parts is quality control. Some users have success, but there are significant reports of injectors being bad right out of the box—specifically, being stuck open. A stuck-open injector can dump raw fuel into your engine, washing oil off the cylinder walls and potentially causing serious damage. These brands are a gamble; they might work fine, or they could lead to bigger problems.
Ford Taurus Fuel Injector Replacement Cost
The cost to replace fuel injectors on a 1986-1992 Taurus will depend on your engine and whether you do the work yourself. On V6 models, the upper intake plenum must be removed to access the rear injectors, which adds labor time.
| Part or Service | Estimated Cost |
|---|---|
| New Aftermarket Injector (Single) | $47 - $80 |
| New Aftermarket Injector Set (4 or 6) | $175 - $525 |
| Shop Labor Cost | $190 - $300 |
| Total Professional Replacement | $365 - $825+ |
Frequently Asked Questions
Should I replace one fuel injector or the whole set?
It is highly recommended to replace all of them at the same time. Fuel injectors are wear items. If one has failed, the others are likely not far behind. Replacing them as a set ensures that all cylinders receive the same amount of fuel, which is crucial for a smooth-running engine.
How hard is it to replace the fuel injectors myself?
For a DIYer, this job is moderately difficult. You must be comfortable working with the fuel system, which includes safely relieving fuel pressure. On the 3.0L and 3.8L V6 engines, the job is more involved because the upper intake manifold (plenum) must be removed to reach the rear bank of injectors. If you are not experienced, it may be best to leave this job to a professional.
What are the O-rings and why are they so important?
Fuel injectors have small rubber O-rings that seal them into the fuel rail and the engine's intake manifold. Over time, these seals can become hard, brittle, and crack. A bad upper O-ring can cause a dangerous fuel leak, while a bad lower O-ring can cause a vacuum leak, leading to a misfire and rough idle. Always use new, lubricated O-rings with new injectors.
Can I just clean my old injectors?
While professional ultrasonic cleaning can restore a clogged injector, it cannot fix an injector that has failed electronically. Given the age of the vehicle and the relatively low cost of new aftermarket parts compared to a professional cleaning service, replacement is often the more reliable and cost-effective solution.
Technical Specifications
OEM Part Numbers: E67E-B1A E67E-B1B F0SE-B1A
Port Fuel Injection (PFI). The specific injector flow rate and connector type depend on the engine (2.5L I4, 3.0L V6, or 3.8L V6).
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Ford Taurus:
- 🛍️ Shop This Part
- Is Your Taurus Showing Signs of Fuel Injector Failure?
- Known Issue: 1986-1987 Fuel Injector Recall
- Choosing the Right Aftermarket Fuel Injector
- Tier 1: Reliable OE-Style Replacement
- Tier 2: Performance-Focused
- Tier 3: Budget & Remanufactured Options
- Ford Taurus Fuel Injector Replacement Cost
- Frequently Asked Questions
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