2000 Chrysler Cirrus Has Rough Idle

Resolve Rough Idle in Your 2000 Chrysler Cirrus for Smooth Performance

Find Repair Location
Reviewed by
Aisha
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 2000 Chrysler Cirrus 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 2000 Chrysler Cirrus 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.

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.

Customers with drum brake systems often specify they have lost braking power, or that the vehicle's brakes are making noise. This is because brake drums do not dissipate heat very well, so the heat from hard braking will cause stress fractures. These fractures make can make noise on the brake shoes as the drum revolves around the shoes. Lastly, the brake shoes may not be problematic, but may cause a grinding noise while stopping. This would indicate the shoes have no braking material left, and the brake shoes must be changed before the vehicle can be safely driven.

Learn more about brake shoe symptoms

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 steps to diagnose a rough idle in a 2000 Chrysler Cirrus?

To effectively diagnose a rough idle in your 2000 Chrysler Cirrus, start with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Begin by inspecting for vacuum leaks, as these can significantly affect engine performance. Next, examine the spark plugs; worn or fouled plugs can lead to misfires and rough idling, so replace them if they show signs of wear. A clean air filter is essential for optimal airflow, so ensure it is free from obstructions. Following this, test the fuel system, checking both fuel pressure and injectors to confirm they are delivering the right amount of fuel. Utilizing an OBD-II scanner can help identify any error codes that may point to sensor issues or other underlying problems. Don’t overlook the idle air control valve, as dirt or carbon buildup can hinder its function, and a clean throttle body is crucial for maintaining smooth airflow. Lastly, verify the engine coolant temperature sensor, as its accuracy is vital for proper idle speed. By following this structured diagnostic approach, you can efficiently identify and resolve the causes of a rough idle in your vehicle.

What are the common problems that could cause a rough idle in a 2000 Chrysler Cirrus?

When dealing with a rough idle in a 2000 Chrysler Cirrus, it's essential to consider several common problems that could be affecting your vehicle's performance. One of the primary culprits is a vacuum leak, which can disrupt the air-fuel mixture and lead to an unstable idle. Additionally, issues with the ignition system, including the ignition control module, spark plugs, and plug wires, can cause misfires that contribute to rough idling. Another potential issue is a faulty speed sensor, which can miscommunicate the vehicle's speed to the engine control unit, resulting in erratic engine behavior. Lastly, low fuel pressure can prevent the engine from receiving the necessary fuel, leading to stalling and poor performance. By identifying and addressing these issues, you can restore your Chrysler Cirrus to smooth operation and improve overall drivability.

How urgent is it to address the rough idle in my 2000 Chrysler Cirrus?

Addressing a rough idle in your 2000 Chrysler Cirrus is not just a matter of convenience; it is crucial for maintaining the overall health of your vehicle. Ignoring this symptom can lead to a cascade of problems, including decreased fuel efficiency, compromised engine performance, and even starting difficulties. Over time, what may seem like a minor annoyance can escalate into significant engine damage, resulting in costly repairs. Moreover, a rough idle can indicate underlying issues such as faulty spark plugs, vacuum leaks, or fuel delivery problems, all of which require prompt attention to prevent further complications. By diagnosing and resolving the rough idle early on, you not only enhance your vehicle's performance but also ensure your safety on the road. Therefore, it is essential to prioritize this issue and take the necessary steps to rectify it as soon as possible.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.

2000 Chrysler Cirrus Rough Idle Causes & Repair Costs