2017 Chrysler 200 Has Rough Idle

Common Causes of Rough Idling in Your 2017 Chrysler 200 and How to Resolve Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
21% chance it's the
Spark Plugs
0%
15% chance it's the
Ignition Coil
0%
64% chance it's
Something else
The most common reasons a 2017 Chrysler 200 has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
  • Spark Plugs: Worn or fouled spark plugs can lead to misfires, poor fuel economy, and difficulty starting the engine.
  • Ignition Coil: A faulty ignition coil can cause misfires, rough idling, and difficulty starting the engine due to inadequate spark delivery to the spark plugs.
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 Chrysler 200 has rough idle?

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.

Brake caliper failure occurs in two different ways, and they create different symptoms.

The caliper can become stuck, in which case it won't release the brake pads. The seized caliper will cause the vehicle to brake constantly on one side, forcing the car to move toward that side. This pulling will be accompanied by a strong odor from one wheel.

Another way calipers fail is by leaking. If the caliper leaks, the brake pedal will feel too easy to push, and will sink all the way to the floor when held. Braking will become less effective the longer this goes on. There may also be brake fluid leaking onto the wheel.

Here are a few common symptoms of worn-out brake pads:

  1. Low brake pad warning light is on: Not all vehicles are equipped with this system, but if yours is, this dashboard indicator light will likely be the first signal it’s time to replace your brake pads.
  2. Brakes start to squeal regularly: This is often one of the first signs of worn brake pads and is caused by a metallic piece built into brake pads for this exact purpose. This part contacts the brake rotor to make a squealing or whining noise when the pads are low.
  3. Brakes make loud grinding noise: If not addressed early enough, your brake pads may get so worn that the metal backing plate of the pad grinds against the metal rotor.
  4. Brake pads look thin: You may be able to visually check your brake pad thickness to determine if they need replacement.

Most often, a brake system inspection will just be a routine portion of manufacturer specified maintenance, and will be performed at mileage intervals. In those cases, there will likely be no symptoms. However, when a brake system makes a funny noise, causes vibration, is hard to use, will not slow the vehicle, prevents the vehicle from driving, makes the vehicle pull to one side, or leaks brake fluid, the vehicle will need a visit dedicated to the inspection of the brake system.

What are the initial diagnostic steps to take for a rough idle in a 2017 Chrysler 200?

When faced with a rough idle in your 2017 Chrysler 200, it's essential to adopt a methodical diagnostic approach to identify the root cause. Start by checking for fault codes using an OBD-II scanner, as these codes can reveal specific issues within the engine's systems. Next, inspect the spark plugs for wear or fouling, as these components play a crucial role in engine performance. A clean air filter is also vital; ensure it is free from dirt and debris, as a clogged filter can restrict airflow and exacerbate idle problems. Additionally, examine the vacuum hoses for leaks, which can disrupt the air-fuel mixture and lead to an unstable idle. Don't overlook the throttle body; cleaning it of any carbon buildup can significantly improve idle quality. Finally, assess the fuel system by checking the fuel filter and injectors, as blockages here can hinder engine performance. By following these steps, you can effectively diagnose and address the rough idle issue, ensuring your Chrysler 200 runs smoothly.

What are the common problems that could cause a rough idle in a 2017 Chrysler 200?

When diagnosing a rough idle in a 2017 Chrysler 200, it's essential to consider several common problems that could be at play. One of the primary culprits is dirty or faulty spark plugs, which can lead to engine misfires and an uneven idle. Additionally, a clogged fuel filter may restrict fuel flow, further exacerbating the roughness. Vacuum leaks are another significant issue, as they can disrupt the delicate air-fuel mixture necessary for smooth engine operation. A malfunctioning oxygen sensor can also throw off this balance, leading to performance issues. Furthermore, a dirty throttle body can impede airflow, while problems with the mass airflow sensor can affect the air-fuel ratio, both contributing to a rough idle. Addressing these issues promptly is crucial for maintaining optimal vehicle performance and preventing potential damage.

How urgent is it to address the rough idle in a 2017 Chrysler 200?

Addressing a rough idle in your 2017 Chrysler 200 is crucial for maintaining the vehicle's performance and preventing further complications. A rough idle can indicate underlying engine problems, such as faulty spark plugs, fuel system malfunctions, or issues with the air intake. If left unaddressed, these symptoms can lead to decreased fuel efficiency, engine misfires, and even significant damage to engine components over time. Moreover, a rough idle may signal more serious issues that require immediate attention to avoid costly repairs. Regular maintenance and prompt action in response to these symptoms not only enhance the vehicle's longevity but also ensure a safer driving experience. Therefore, it is advisable to prioritize addressing a rough idle to safeguard your vehicle's health and performance.

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Common Causes of Rough Idle in 2017 Chrysler 200 | RepairPal