Mercedes-Benz GLE63 AMG Engine Is Stalling

Common Causes of Engine Stalling in Your Mercedes-Benz GLE63 AMG 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
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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 Mercedes-Benz GLE63 AMG 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 Mercedes-Benz GLE63 AMG 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.

Troubleshooting Engine Stalling in a Mercedes-Benz GLE63 AMG

When troubleshooting engine stalling in your Mercedes-Benz GLE63 AMG, it's essential to adopt a systematic diagnostic approach. Begin by checking the most accessible components, such as the fuel system and air intake, as these are often the primary culprits. Inspect the fuel pump for proper operation and ensure that the fuel filter is not clogged, as restricted fuel flow can lead to stalling. Next, examine the air intake system for any blockages or leaks that could disrupt airflow. If these initial checks do not resolve the issue, turn your attention to the ignition system, including spark plugs and ignition coils, as faulty components here can also cause engine misfires and stalling. Additionally, consider the Mass Air Flow (MAF) sensor; a malfunctioning MAF can send incorrect data to the engine control unit, resulting in performance issues. By following this structured approach, starting with simpler fixes and progressively addressing more complex diagnostics, you can effectively identify and resolve the underlying causes of engine stalling, ensuring your GLE63 AMG runs smoothly.

What to Do When Your Mercedes-Benz GLE63 AMG Engine is Stalling?

When your Mercedes-Benz GLE63 AMG engine is stalling, it’s crucial to identify the common problems that may be causing this issue. One of the primary culprits could be the fuel system; issues such as a clogged fuel filter or a failing fuel pump can significantly hinder fuel delivery, leading to engine stalling. Additionally, the air intake system should be examined for any blockages or leaks, as these can restrict airflow necessary for proper combustion. Another vital component to inspect is the ignition system; malfunctioning spark plugs or ignition coils can lead to misfires, which often result in the engine stalling unexpectedly. By methodically checking these areas, you can often pinpoint the source of the problem. If these inspections do not yield results, seeking the expertise of a professional mechanic may be necessary for a comprehensive diagnosis and repair. Understanding these common issues not only aids in troubleshooting but also empowers you to take informed steps towards resolving the stalling problem in your vehicle.

Why is the Engine Stalling in a Mercedes-Benz GLE63 AMG?

Addressing the engine stalling issue in your Mercedes-Benz GLE63 AMG is crucial, as neglecting this problem can lead to severe safety risks and potential accidents. The primary cause of this stalling is water accumulation in the spare tire well, which can disrupt the fuel pump control unit's functionality. If you notice your engine stalling while driving, it is imperative to act quickly, as this malfunction can prevent the engine from receiving adequate fuel, increasing the likelihood of a crash. For DIY enthusiasts, it is essential to regularly check the spare tire well for any signs of water intrusion and to ensure that the fuel pump control unit is functioning correctly. Taking these proactive steps not only enhances your vehicle's performance but also safeguards your safety on the road.

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Mercedes-Benz GLE63 AMG Engine Stalling Causes & Repairs