2015 Honda Accord Engine Is Stalling

Troubleshooting Causes of Engine Stalling in Your 2015 Honda Accord 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 2015 Honda Accord 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 2015 Honda Accord 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.

If the MAF sensor sends an erroneous signal, a few things happen. The engine's computer will trigger the check engine light, and the on-board diagnostic (OBD) trouble codes will reflect the airflow discrepancy noted by the MAF sensor. Depending on the reported volume of air, the engine may try to compensate for these conditions, causing the engine to burn excessive amounts of fuel and emit black smoke from the exhaust. In this case, the OBD trouble codes would also reference faults recognized by the exhaust oxygen sensors. The engine may also have issues with idling roughly, failing to start, stalling, hesitation, power loss, misfires, and fuel consumption.

»MORE: Signs of a failing mass airflow sensor

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.

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 2015 Honda Accord experiencing engine stalling?

When addressing engine stalling in a 2015 Honda Accord, it's essential to adopt a systematic diagnostic approach that prioritizes simpler checks before delving into more complex issues. Start by examining the dashboard for any warning lights, particularly the Check Engine Light, as this can provide crucial diagnostic trouble codes (DTCs) that guide your troubleshooting efforts. Next, utilize an OBD-II scanner to retrieve these error codes, which can pinpoint specific problems within the vehicle's systems. Following this, inspect the fuel system, including the fuel pump, filter, and injectors, to ensure they are delivering adequate fuel to the engine. Concurrently, evaluate the ignition system by checking components like spark plugs and ignition coils for proper functionality. Additionally, assess the air intake system for any obstructions or leaks that could disrupt the air-fuel mixture. Don’t overlook the battery and charging system, as electrical issues can also lead to stalling. Finally, inspect critical sensors such as the mass airflow and throttle position sensors to confirm they are operating correctly. By methodically following these steps, you can effectively diagnose and address the stalling issue, restoring your Honda Accord's performance.

What are the common problems that could cause the engine to stall in a 2015 Honda Accord?

When dealing with engine stalling in a 2015 Honda Accord, it's crucial to understand the common problems that could be at play. A faulty fuel pump is often the primary suspect, as it can prevent adequate fuel delivery to the engine, leading to stalling. Additionally, dirty or clogged fuel injectors can hinder the proper flow of fuel, exacerbating the issue. Another potential culprit is the airflow sensor; if it malfunctions, it can disrupt the delicate balance of the air-fuel mixture necessary for optimal engine performance. The ignition system also plays a vital role; failing components like ignition coils or spark plugs can cause the engine to stall unexpectedly. Furthermore, vacuum leaks can significantly impact engine performance, while a malfunctioning mass airflow sensor can similarly affect the air-fuel mixture. Lastly, issues with the throttle body, whether due to carbon buildup or electronic failures, can lead to stalling. Addressing these problems promptly is essential for maintaining the reliability and performance of your Honda Accord.

How urgent is it to address the stalling engine in a 2015 Honda Accord?

Addressing a stalling engine in a 2015 Honda Accord is of utmost urgency due to the significant safety risks it poses. A sudden stall can lead to loss of control while driving, increasing the likelihood of accidents that could endanger both the driver and other road users. Moreover, neglecting this issue can exacerbate existing problems, leading to more severe damage to critical components such as the fuel system or ignition system, which can result in costly repairs. By taking immediate action to diagnose and resolve the stalling issue, you not only enhance the vehicle's performance and reliability but also ensure a safer driving experience. Therefore, it is crucial to prioritize this concern and seek solutions promptly to avoid further complications and maintain the integrity of your Honda Accord.

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2015 Honda Accord Engine Stalling: Causes & Repairs