2017 Mercedes-Benz C63 AMG Engine Is Stalling

Common Causes of Engine Stalling in Your 2017 Mercedes-Benz C63 AMG 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 2017 Mercedes-Benz C63 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 2017 Mercedes-Benz C63 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.

What are the initial diagnostic steps to take for a stalling engine in a 2017 Mercedes-Benz C63 AMG?

When troubleshooting a stalling engine in your 2017 Mercedes-Benz C63 AMG, it's essential to adopt a methodical diagnostic approach. Begin by checking for error codes using a diagnostic scanner, as these codes can pinpoint specific issues within the vehicle's systems. Next, inspect the fuel system, including the fuel pump and filter, to ensure that fuel is being delivered efficiently to the engine. Following this, examine the ignition system components such as spark plugs and ignition coils, as any malfunction here can disrupt engine performance. Additionally, evaluate the air intake system for blockages or leaks that may hinder airflow necessary for combustion. Don't overlook the battery and charging system; a weak battery can lead to stalling, so ensure these components are functioning correctly. Lastly, check for vacuum leaks in the hoses, as these can significantly affect the air-fuel mixture. By systematically addressing these areas, you can effectively diagnose and resolve the stalling issue, ensuring your vehicle runs smoothly.

What are the common problems that could cause the engine to stall in a 2017 Mercedes-Benz C63 AMG?

When dealing with engine stalling in a 2017 Mercedes-Benz C63 AMG, it's crucial to understand the common problems that may be at play. One of the primary culprits is a faulty mass airflow sensor, which can disrupt the delicate balance of the air-fuel mixture, leading to stalling. Additionally, fuel pump issues, such as a clogged filter or a failing pump, can hinder fuel delivery, causing the engine to stall unexpectedly. Ignition system malfunctions, including worn spark plugs or a failing ignition coil, can also contribute to this problem. Another potential issue is vacuum leaks, which can create an imbalance in the air-fuel mixture, further exacerbating stalling. A malfunctioning throttle body can disrupt airflow into the engine, while dirty or faulty fuel injectors can impede proper fuel delivery. By being aware of these common problems, DIY enthusiasts can take proactive steps to diagnose and address the issues, ensuring their C63 AMG runs smoothly and reliably.

How urgent is it to address the engine stalling issue in a 2017 Mercedes-Benz C63 AMG?

Addressing the engine stalling issue in a 2017 Mercedes-Benz C63 AMG is of utmost urgency due to the serious safety risks it poses. When an engine stalls unexpectedly, it can lead to a sudden loss of power, which is particularly dangerous in high-speed situations or heavy traffic, increasing the likelihood of accidents. Moreover, if the stalling is ignored, it may escalate into more severe mechanical or electrical failures, potentially leaving the vehicle inoperable and stranding you on the road. This not only compromises your safety but can also lead to costly repairs down the line. Therefore, it is crucial to diagnose and resolve any stalling issues promptly to maintain the vehicle's reliability and ensure a safe driving experience.

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