2020 Ford F-150 Engine Is Stalling

Common Causes of Engine Stalling in Your 2020 Ford F-150 and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Fuel System
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15% chance it's the
Air Intake System
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55% chance it's
Something else
The most common reasons a 2020 Ford F-150 engine is stalling are the fuel system, the air intake system, or the ignition system.
  • Fuel System: A clogged fuel filter or failing fuel pump can restrict fuel flow, resulting in poor engine performance and starting issues.
  • Air Intake System: A dirty or damaged air filter or a malfunctioning mass airflow sensor can restrict airflow, leading to reduced engine performance and efficiency.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2020 Ford F-150 engine is stalling?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

A faulty oxygen sensor is one of the most common causes of a check engine light. Symptoms may include a decrease in fuel mileage, hesitation or misfiring from the engine, rough idling or even stalling. A faulty sensor may cause the vehicle to fail an emissions test.

Any time there is an emissions fault the check engine light will be displayed. The purpose of the check engine light is to inform the driver that an emission related fault has been found, and that there are on-board diagnostic (OBD) trouble codes stored in the powertrain or engine control module. Additionally, since the emissions systems are so intertwined into engine control and transmission control systems, symptoms may include nearly any sort of drivability concerns. This may include harsh shifting, failure to shift, hesitation on acceleration, jerking, engine failure to start or run, loss of power, or any number of other drivability issues.

The most likely symptom of a faulty fuel temperature sensor is a check engine light. When the sensor goes bad, the Engine Control Module signals the driver that there is a problem by turning on the dash light. Poor fuel economy might also be noticed. In some cases, a failing fuel temperature sensor could lead to hard starting of the engine or an engine misfire and poor performance.

When the Check Engine Light comes on, you may experience engine performance issues such as poor acceleration, rough idling, or an engine that won't start. In some cases, no abnormal symptoms will be experienced. Other systems like the transmission or ABS can cause the Check Engine Light to illuminate and lights for those systems can come on at the same time. Similar lights may say "Check Engine Soon", "Malfunction Indicator Light" or just "Check". In rare case the engine can overheat.

What are the initial diagnostic steps to take for a stalling engine in a 2020 Ford F-150?

When faced with a stalling engine in your 2020 Ford F-150, the first step is to utilize an OBD-II scanner to check for any error codes, as these codes can reveal underlying issues that may not be immediately apparent. Following this, inspect the fuel system, focusing on the fuel pump, filter, and injectors to ensure they are delivering the necessary fuel to the engine. Next, examine the ignition system components, including spark plugs and ignition coils, to confirm they are functioning correctly and providing adequate spark. It’s also crucial to evaluate the air intake system for any obstructions or leaks that could disrupt the air-fuel mixture. Additionally, check the battery and charging system to ensure they are in good condition and supplying sufficient power to the engine. Lastly, inspect for any vacuum leaks in the lines and hoses, as these can significantly affect engine performance. By systematically addressing these areas, you can effectively diagnose and resolve the stalling issue in your vehicle.

What are the common problems that could cause a 2020 Ford F-150 engine to stall?

When dealing with engine stalling in a 2020 Ford F-150, it's essential to understand the various common problems that could be at play. One of the primary culprits is the fuel system, where issues such as a clogged fuel filter or a failing fuel pump can disrupt the necessary fuel flow to the engine. Additionally, the ignition system plays a critical role; faulty components like spark plugs or ignition coils can hinder the combustion process, leading to stalling. Airflow obstructions, often caused by a dirty air filter or a malfunctioning mass airflow sensor, can also upset the delicate air-fuel mixture, resulting in engine performance issues. Furthermore, sensor malfunctions, particularly with the crankshaft or camshaft position sensors, can send incorrect data to the engine control unit, causing stalling. Electrical problems, including a weak battery or faulty alternator, can impact engine performance as well. Vacuum leaks in hoses or gaskets can create an imbalance in the air-to-fuel ratio, while blockages in the exhaust system, such as a clogged catalytic converter, can restrict airflow and lead to stalling. By identifying and addressing these issues, DIYers can effectively troubleshoot and maintain their Ford F-150, ensuring a smoother driving experience.

How urgent is it to address the engine stalling issue in a 2020 Ford F-150?

When it comes to the engine stalling issue in a 2020 Ford F-150, urgency cannot be overstated. Stalling can occur unexpectedly, especially during critical driving situations, posing a significant safety risk to both the driver and others on the road. For DIY enthusiasts, it’s essential to recognize that delaying repairs not only increases the likelihood of an accident but can also lead to more severe mechanical failures. Ignoring the symptoms may result in further damage to the engine or related components, which could escalate repair costs and complexity. Moreover, engine stalling often indicates underlying issues that require immediate attention, such as fuel system malfunctions or electrical faults. By addressing these problems promptly, you not only enhance the vehicle's performance but also preserve its longevity and resale value. Therefore, if you notice your F-150 stalling, it’s crucial to act quickly, whether that means diagnosing the issue yourself or consulting a professional mechanic to ensure your vehicle remains safe and reliable on the road.

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Common Causes of 2020 Ford F-150 Engine Stalling | RepairPal