2019 Subaru WRX Engine Makes A Ticking Noise

Common Causes of Ticking Noises in Your 2019 Subaru WRX Engine and How to Address Them

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
12% chance it's the
Exhaust Leak
0%
88% chance it's
Something else
The most common reasons a 2019 Subaru WRX engine makes a ticking noise are low oil level or pressure, an issue with the ignition system, or an exhaust leak.
  • Exhaust Leak: A damaged exhaust manifold or a loose connection in the exhaust system can cause an exhaust leak, resulting in increased noise and potential loss of engine power.
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 Subaru WRX engine makes a ticking noise?

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.

An engine leaking oil does not always make a puddle on the ground. A burning smell may be noticed from the front of the vehicle after driving. This is because engine oil leaks may fall onto hot engine components, especially the exhaust manifold, and burn off before making it to the ground. This poses a risk to the engine because the leak going unnoticed may deplete the engine oil reserve, and lead to an oil starvation issue. Some engine oil leaks only occur while the engine is running, so the leak may be larger than the small spot on the ground makes it seem.

Noises can be accompanied by many annoying or worrisome sensations. Consider the noise of grinding brakes, the noise sounds much like the brake pedal and steering wheel feel. This is important, as random noises can be difficult to replicate without knowing when the sound occurs, what must be done to make the sound, and what sound it is. Any professional technician can replicate and diagnose most noises, but to ensure the vehicle is more quickly diagnosed, make sure you tell your technician these three pieces of information.

The engine oil pressure warning light will come on if the engine oil pressure is low, or if the oil pressure sensor is faulty. In either case, engine power may be reduced significantly. The check engine light may also illuminate, and an on-board diagnostic (OBD) trouble code will be stored in the vehicle's computer.

What are the initial diagnostic steps to take for a ticking noise in a 2019 Subaru WRX engine?

When faced with a ticking noise in your 2019 Subaru WRX engine, it's essential to adopt a systematic diagnostic approach to identify the root cause. Start by checking the engine oil level, as insufficient oil can lead to increased friction and noise. Next, assess the oil quality; dirty or degraded oil may not lubricate the engine components effectively, resulting in unwanted sounds. As you listen for the ticking noise, try to localize its source, which can significantly narrow down potential issues. Inspecting the engine for loose or damaged components, such as the valve cover or timing belt, is crucial, as these can directly contribute to abnormal noises. Additionally, examine the exhaust system for any leaks or loose parts that might be amplifying the ticking sound. Finally, utilizing an OBD-II scanner to check for error codes can provide further insights into any underlying problems. By following these steps, you can effectively diagnose and address the ticking noise, ensuring your Subaru WRX runs smoothly.

What are the common causes of a ticking noise in the engine of a 2019 Subaru WRX?

When diagnosing a ticking noise in the engine of your 2019 Subaru WRX, it's crucial to consider several common problems that could be at play. One of the primary culprits is valve train issues, which may arise from worn lifters or malfunctioning valves, leading to an audible ticking sound. Additionally, low engine oil levels can significantly impact engine performance; insufficient lubrication causes metal components to rub together, resulting in a ticking noise. Another potential source is the timing belt or chain; if it is loose or worn, it can create a ticking sound as it interacts with the engine's pulleys. An exhaust leak, particularly near the engine, can also manifest as a ticking noise, so it's worth inspecting the exhaust system for any signs of damage. Lastly, malfunctioning fuel injectors may contribute to the noise if they are not operating correctly. Addressing these issues promptly is essential to prevent further engine damage, and if you're uncertain about the source of the noise, consulting a professional mechanic for a thorough inspection is advisable.

How urgent is it to address the ticking noise in the engine of a 2019 Subaru WRX?

Addressing a ticking noise in the engine of a 2019 Subaru WRX is a matter of urgency that should not be overlooked. Early detection of the source of the noise can significantly mitigate the risk of further damage to critical engine components, which can lead to costly repairs. For DIY enthusiasts, understanding the implications of ignoring such symptoms is crucial; neglecting the issue could escalate into more severe mechanical failures, potentially compromising the vehicle's safety. Additionally, if your WRX is still under warranty, timely intervention is essential, as delays in addressing engine noises may affect warranty coverage. By taking prompt action, you not only safeguard your vehicle's performance and longevity but also enhance your DIY experience by preventing minor issues from becoming major headaches. Therefore, if you hear a ticking noise, it is advisable to investigate the cause as soon as possible to ensure your Subaru remains in optimal condition.

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2019 Subaru WRX Engine Ticking Noise - Causes & Repairs