2019 Volvo XC60 Has Rough Idle

Troubleshooting Causes of Rough Idle in Your 2019 Volvo XC60 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 2019 Volvo XC60 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 2019 Volvo XC60 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.

Brake rotors are mainly maintenance free, but when they have been subjected to abnormally hard use, the heat they absorb can cause the metal to turn blue, and cracking to occur. When this occurs, customers often specify they have lost braking power, or the vehicle's brakes are making noise. There may be no symptoms at all related to changing the brake rotors, since it is recommended to change brake rotors on most modern vehicles when performing a standard brake service.

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 2019 Volvo XC60?

When diagnosing a rough idle in a 2019 Volvo XC60, it's crucial to follow a structured diagnostic approach that prioritizes simpler checks before delving into more complex issues. Begin by utilizing an OBD-II scanner to retrieve any error codes, as these codes can provide immediate insights into potential problems within the vehicle's systems. Next, inspect the spark plugs for signs of wear or fouling, since these components are essential for optimal engine performance. A clean air filter is equally important; ensure it is free from dirt and debris, as a clogged filter can significantly restrict airflow and negatively impact idle quality. Additionally, check the vacuum hoses for any leaks, as these can disrupt the air-fuel mixture and lead to rough idling. The fuel system should also be examined; inspect the fuel filter and injectors for clogs or malfunctions that could impair engine performance. Cleaning the throttle body is another critical step, as carbon buildup can obstruct airflow and affect idle control. Lastly, assess the engine mounts for any signs of wear, as damaged mounts can contribute to vibrations and exacerbate a rough idle. By systematically addressing these areas, you can effectively diagnose and resolve the underlying causes of a rough idle in your Volvo XC60.

What are the common problems that could cause a rough idle in a 2019 Volvo XC60?

When addressing a rough idle in your 2019 Volvo XC60, it's crucial to identify the common problems that may be causing this issue. A dirty or clogged air filter can significantly restrict airflow to the engine, leading to performance issues and an unstable idle. Additionally, worn or faulty spark plugs are known to cause misfires, which can manifest as a rough idle. Vacuum leaks are another potential culprit, as they can disrupt the air-fuel mixture balance, resulting in an uneven idle. Fuel system issues, such as a clogged fuel filter or a malfunctioning fuel pump, can also impact engine performance and contribute to rough idling. Moreover, a malfunctioning mass airflow sensor can throw off the air-fuel mixture, exacerbating the rough idle problem. Lastly, a faulty Exhaust Gas Recirculation (EGR) valve can interfere with the combustion process, leading to further instability in engine idling. By systematically checking these components, you can effectively diagnose and resolve the rough idle issue in your vehicle, ensuring a smoother driving experience.

How urgent is it to address the rough idle in a 2019 Volvo XC60?

Addressing a rough idle in your 2019 Volvo XC60 is not just a matter of comfort; it is crucial for the vehicle's overall health and safety. A rough idle can signal underlying engine problems that, if ignored, may escalate into more severe issues, potentially leading to costly repairs. For instance, this symptom could indicate malfunctioning spark plugs, fuel system irregularities, or sensor failures, all of which are vital for optimal engine performance. Moreover, neglecting a rough idle can result in decreased fuel efficiency, which not only affects your wallet but also contributes to increased emissions. Timely intervention is essential, as regular maintenance and prompt attention to such symptoms can prevent further damage and ensure your vehicle operates smoothly. Therefore, if you notice a rough idle, it is advisable to address it immediately to safeguard your vehicle's longevity and performance.

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