2025 Genesis G90 Engine Is Stalling

Common Causes of Engine Stalling in Your 2025 Genesis G90 and How to Resolve Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Fuel System
0%
15% chance it's the
Air Intake System
0%
55% chance it's
Something else
The most common reasons a 2025 Genesis G90 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 2025 Genesis G90 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.

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 initial diagnostic steps should be taken for a 2025 Genesis G90 experiencing engine stalling?

When faced with engine stalling in a 2025 Genesis G90, it's essential to adopt a methodical diagnostic approach. Start by checking for any warning lights on the dashboard, particularly the check engine light, as these indicators can offer valuable insights into the problem. Next, utilize an OBD-II scanner to retrieve error codes from the vehicle's computer; these codes can help pinpoint specific issues that may be causing the stalling. Following this, inspect the fuel system, including the fuel pump, filter, and injectors, to ensure that fuel is being delivered efficiently to the engine. Additionally, examine the ignition system components such as spark plugs and ignition coils for any signs of wear or damage, as these can significantly impact engine performance. It's also crucial to evaluate the air intake system for blockages that could restrict airflow. Testing various sensors, including the mass airflow and throttle position sensors, will help confirm that they are functioning correctly and providing accurate data to the engine control unit. Lastly, check the battery and charging system to rule out any electrical issues that might contribute to the stalling. By following these steps, you can effectively diagnose and address the engine stalling issue in your Genesis G90.

What are the common problems that could cause the engine to stall in a 2025 Genesis G90?

When dealing with engine stalling in the 2025 Genesis G90, it's essential to understand the various common problems that could be at play. One significant area to investigate is the fuel system; a clogged fuel filter or a malfunctioning fuel pump can disrupt the flow of fuel, leading to stalling. Additionally, the ignition system plays a crucial role; failing components like ignition coils or spark plugs can cause the engine to misfire and stall unexpectedly. Electrical issues should also be on your radar, as faulty sensors or wiring can interfere with engine performance. Furthermore, ensure that the airflow system is clear; a dirty air filter or a malfunctioning mass airflow sensor can restrict airflow, impacting engine efficiency. Lastly, keep an eye on engine temperature; overheating due to a malfunctioning cooling system or low coolant levels can cause the engine to stall as it struggles to maintain optimal operating conditions. By addressing these potential issues promptly, you can help ensure the reliable operation of your Genesis G90 and minimize the risk of stalling incidents.

How urgent is it to address the engine stalling issue in a 2025 Genesis G90?

Addressing the engine stalling issue in a 2025 Genesis G90 is of utmost urgency due to the serious safety risks it poses. An unexpected stall can lead to a loss of control while driving, significantly increasing the likelihood of accidents that could endanger not only the driver and passengers but also other road users. Moreover, neglecting this problem can exacerbate the situation, potentially resulting in more severe engine damage and costly repairs down the line. It is essential to recognize that timely intervention is key to maintaining the vehicle's reliability and performance. Therefore, if you experience any signs of engine stalling, it is highly advisable to consult a certified mechanic or reach out to your dealership promptly. Taking these steps will help ensure your vehicle remains safe and functional on the road.

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Causes of Engine Stalling in 2025 Genesis G90 | RepairPal