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Ford Ranger (2019-2020) Fuel Injector Guide: Symptoms and Replacement

Experiencing a rough idle or misfire in your 2.3L EcoBoost Ranger? Your fuel injectors could be the culprit.

5 minutes to read 2019-2020 Ford Ranger
Difficulty
4/5
Est. Time
2.5 hrs
DIY Doable?
🔧 Shop
Shop Labor
$300-$550
⚠️ Drivable, but... — You can drive short distances to a repair shop, but avoid hard acceleration. A severe misfire or fuel leak can cause further engine damage.
Key Takeaways
  • The 2019-2020 Ranger uses a 2.3L EcoBoost GDI engine; the fuel injectors are a high-pressure, critical component.
  • Symptoms of failure include rough idle, misfires (P030X codes), and potential fuel in the oil.
  • A light ticking noise from the top of the engine is normal for this engine and is not a sign of injector failure.
  • Due to the complexity of the direct injection system, using high-quality OEM (Motorcraft) or reputable aftermarket (Standard) parts is highly recommended over low-cost alternatives.
Your 2019-2020 Ford Ranger is equipped with a 2.3L EcoBoost engine that uses Gasoline Direct Injection, or GDI. The fuel injectors in this system are high-pressure nozzles that spray a precise amount of fuel directly into each engine cylinder. This is different from older port injection systems that spray fuel into the intake manifold. This direct injection method allows for better fuel efficiency and power, but it also places high demands on the injectors. A properly functioning injector creates a fine, cone-shaped mist of fuel for a clean and powerful explosion.

Understanding the Fuel Injector in Your 2019-2020 Ranger

Engine bay of a 2019-2020 Ford Ranger showing the 2.3L EcoBoost engine layout.
The 2.3L EcoBoost engine in the 2019-2020 Ranger uses high-pressure direct injection, where injectors are mounted directly into the cylinder head.

The fuel injectors in your truck's 2.3L EcoBoost engine are critical for performance and efficiency. Unlike older trucks, these injectors operate under very high pressure and spray fuel directly into the combustion chamber. While this technology provides the power and mileage you expect, it also means the injectors can be a source of problems if they become clogged, leaky, or fail electronically.

Common Symptoms of a Bad Fuel Injector

Comparison between a clean, new fuel injector and a failed injector with heavy carbon buildup on the nozzle.
A healthy injector (left) has a clean nozzle for a precise spray pattern, while a failed injector (right) often shows carbon buildup that causes misfires and poor fuel economy.

A failing fuel injector can make your Ranger run poorly. Watch out for these common signs:

🎬 Watch: A breakdown of common clogged fuel injector symptoms
  • Rough Idle: The engine may shake or sputter when you're stopped.
  • Engine Misfires: You might feel a stutter or hesitation during acceleration. This will often trigger a Check Engine Light with codes like P0300 (random misfire) or P0301-P0304 for a specific cylinder.
  • 🎬 See how to diagnose and fix these Ford misfire codes
  • Check Engine Light: A variety of codes can point to injector issues, including misfire codes and fuel pressure codes like P0087 (Fuel Rail/System Pressure - Too Low).
  • Poor Fuel Economy: If an injector is stuck open or leaking, you'll be using more fuel than normal. Some owners have noted poor MPG before an injector failed.
  • Fuel Smell: A strong gasoline smell, especially in your engine oil, can be a sign of a leaking injector washing fuel past the piston rings and into the crankcase.

Is That Ticking Noise a Problem?

Many owners notice a light ticking sound from the engine bay at idle. According to Ford's Special Service Message (SSM) 49328, a light to moderate ticking noise from the high-pressure fuel pump area, located near the injectors, is a normal operating characteristic of the 2.0L and 2.3L EcoBoost engines. This sound does not harm the engine and does not require a repair.

Known Issues, TSBs, and Recalls

While there have been no major NHTSA safety recalls for fuel injectors specifically on the 2019-2020 Ford Ranger 2.3L engine, some issues have been noted by owners and Ford. Some owners in forums reported fuel injector failures on trucks with very low mileage. Ford did issue Technical Service Bulletin (TSB) 19-2246 for misfiring issues on the 2.3L EcoBoost, which some owners have linked to faulty fuel injectors. Other Ford models using different EcoBoost engines have had recalls for cracking fuel injectors, but these do not apply to the 2019-2020 Ranger.

Choosing the Right Aftermarket Fuel Injector

A new aftermarket fuel injector in its retail packaging showing the part and protective seals.
When choosing a replacement, stick to Tier 1 brands like Motorcraft or reputable aftermarket options like Standard Motor Products to ensure proper flow rates.

When it comes to high-pressure direct injection systems, injector quality is critical. A cheap, poorly made injector can cause poor performance or even engine damage.

  • Tier 1: OEM (Motorcraft): Motorcraft is Ford's own parts brand. Choosing a Motorcraft injector (Part No. CM-5294) guarantees a perfect fit and performance identical to the original part. For a critical component like a GDI injector, this is the safest choice.
  • Tier 2: Quality Aftermarket (Standard Motor Products): Brands like Standard Ignition (SMP) are known for producing quality aftermarket components that meet or exceed OEM specifications. They are a reliable alternative to the OEM part and can offer a cost saving.
  • Avoid: Unbranded/Low-Cost Options: It is strongly recommended to avoid generic, low-cost injectors from unknown brands. Testing shows these can have inconsistent spray patterns and flow rates, leading to either too much or too little fuel. This can cause rough running, poor fuel economy, and potentially severe engine damage.

Pro Tip: Replace in Sets?

While you can replace just the one failed injector, it's worth considering that all injectors have seen the same mileage and fuel. If one has failed, others may not be far behind. Replacing them as a set can save you from repeating a fairly labor-intensive repair down the road. At a minimum, have the other injectors tested if possible.

Cost to Replace a 2019-2020 Ranger Fuel Injector

A mechanic working on the fuel system of a modern engine.
Labor costs for injector replacement can be significant because the fuel rail and intake components must be removed to access the injectors.
Item Estimated Cost
New OEM (Motorcraft) Injector $90 - $140 (per injector)
New Aftermarket (Standard) Injector $44 - $121 (per injector)
Shop Labor $300 - $550
Total Estimated Cost (1 Injector) $430 - $811

Note: Costs are estimates. Labor costs vary by location and shop. Replacing all four injectors will multiply the parts cost but may not quadruple the labor time.

Frequently Asked Questions

Is fuel injector replacement a DIY job on the 2.3L EcoBoost?

This is an advanced DIY job. Because the injectors are under the intake manifold, it must be removed for access. The fuel system is also under very high pressure. Special tools may be needed to remove the injector and install the new Teflon seals. For most owners, professional installation is recommended.

What is a GDI fuel injector?

GDI stands for Gasoline Direct Injection. Unlike older systems that mix fuel and air before they enter the cylinder, GDI injectors spray fuel directly into the cylinder. This allows for more precise control, improving power and fuel economy.

My engine is ticking. Is it a bad injector?

Not necessarily. The 2.3L EcoBoost engine normally produces a light ticking sound from the high-pressure fuel pump, which is part of the GDI system. Ford has stated this is a normal operating characteristic and not a sign of a problem. A bad injector is more likely to cause a misfire or rough idle.

The dealer found fuel in my oil. Could it be an injector?

Yes. A leaking fuel injector can drip raw fuel into the cylinder after the engine is shut off. This fuel can seep past the piston rings and contaminate the engine oil, causing the oil level to rise and smell strongly of gasoline. 🎬 Watch: Understanding why fuel gets into your Ranger's oil This is a serious issue that requires immediate attention.

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FUEL IN OIL | PROBLEM WITH THE 2019-2020 FORD RANGER
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Technical Specifications

OEM Part Numbers: CM-5294

Gasoline Direct Injection (GDI) Fuel Injector for 2.3L EcoBoost I-4 engine.

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Meet Wrenchy → Updated Jun 1, 2026

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.

Year Coverage
This article covers the Fuel Injector for:
  • Ford Ranger: 20192020
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