2016 Kia Sportage Engine Is Stalling

Common Causes of Engine Stalling in Your 2016 Kia Sportage and How to Resolve Them

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Reviewed by
Aisha
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 2016 Kia Sportage 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 2016 Kia Sportage 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.

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 when a 2016 Kia Sportage engine is stalling?

When diagnosing engine stalling issues in a 2016 Kia Sportage, it's crucial to follow a structured diagnostic approach that prioritizes simpler fixes before delving into more complex problems. Begin by examining the throttle body and idle air control system, as dirt or malfunctions in these components can significantly disrupt engine performance. Next, inspect the intake manifold and associated vacuum lines for leaks, which can lead to an unstable air-fuel mixture and result in stalling. It's also important to assess the Variable Valve Timing (VVT) system, ensuring that the solenoids and timing gears are functioning properly, as any malfunction here can affect engine timing. Moving on to the fuel system, check the fuel filter for blockages and confirm that the fuel pump is operating correctly, as intermittent issues can cause stalling. Additionally, inspect critical sensors such as the fuel temperature and camshaft sensors, ensuring their wiring is intact, since faulty sensors can mislead the engine control module. Don't forget to evaluate the Positive Crankcase Ventilation (PCV) valve, as a clogged valve can lead to rough idling. Lastly, consider any recent oil leaks or issues with the oil drain pan assembly, as these can lead to severe engine problems. By systematically addressing these areas, you can effectively diagnose and potentially resolve the stalling issue, ensuring a smoother and more reliable driving experience.

What are the common problems that could cause the engine to stall in a 2016 Kia Sportage?

When dealing with engine stalling in a 2016 Kia Sportage, it's essential to consider several common problems that could be at play. Fuel system issues are often a primary culprit; a clogged fuel filter or a malfunctioning fuel pump can disrupt the flow of fuel, leading to stalling. Additionally, the air intake system should not be overlooked; a dirty throttle body can impede airflow, causing the engine to stall unexpectedly. Ignition system faults, particularly with the ignition coil, can also result in stalling, as these components are vital for maintaining engine performance. Another critical factor is the throttle position sensor (TPS), which, if faulty, can lead to stalling, especially when the engine is warm. Furthermore, oil leaks from the oil drain pan assembly or improper gasket installation can cause severe engine issues, including stalling. It's also worth checking the Positive Crankcase Ventilation (PCV) valve, as a clogged valve can lead to rough idling and stalling. Lastly, electrical issues related to sensors like the camshaft or crankshaft position sensors can disrupt engine operation and cause stalling. By systematically checking these components, DIYers can effectively diagnose and address the stalling issues in their Kia Sportage.

How urgent is it to address the stalling engine issue in a 2016 Kia Sportage?

Addressing the stalling engine issue in a 2016 Kia Sportage is of utmost urgency due to the significant safety risks it poses. A stalling engine can lead to dangerous situations, particularly if it occurs while driving, increasing the likelihood of accidents. Moreover, older models like the 2016 Sportage have been linked to engine fires stemming from fuel leaks, underscoring the potential for serious hazards. The unpredictability of engine stalls, often occurring without warning lights or error codes, further amplifies the need for immediate action. Ignoring this issue can lead to more severe engine problems over time, resulting in costly repairs and additional wear on the vehicle's components. Therefore, it is crucial for owners to conduct a thorough inspection of the vehicle's systems or consult with a qualified mechanic to identify and resolve the underlying causes of the stalling. Taking prompt action not only enhances safety but also helps prevent further damage to the vehicle.

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