2016 Subaru WRX Engine Makes A Ticking Noise

Common Causes of Ticking Noises in Your 2016 Subaru WRX Engine and How to Address Them

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Reviewed by
Andrew Hajjar
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 2016 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 or corroded exhaust system component can create 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 2016 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 common causes of a ticking noise in the engine of a 2016 Subaru WRX?

When dealing with a ticking noise in the engine of your 2016 Subaru WRX, it's crucial to understand the common problems that could be at play. One of the primary culprits is low oil level or pressure, which can prevent proper lubrication of engine components, leading to a noticeable ticking sound. Additionally, issues within the ignition system, such as faulty spark plugs or ignition coils, can also manifest as a ticking noise. Another potential source is an exhaust leak, which may produce sounds that mimic internal engine issues. Worn valve shims can contribute to ticking as well, as they are essential for maintaining the correct valve lash. While some ticking noises may be attributed to normal injector operation, a more pronounced metallic sound that increases with RPM could indicate a more serious problem, such as valve noise. Lastly, worn bearings resulting in rod knock can create a ticking sound that requires immediate attention. By identifying these common causes, you can take the first steps toward diagnosing and addressing the ticking noise in your Subaru WRX, ensuring your engine remains in optimal condition.

How urgent is it to address the ticking noise in the engine of a 2016 Subaru WRX?

When it comes to the ticking noise in your 2016 Subaru WRX, understanding the urgency of addressing this issue is crucial for both safety and vehicle longevity. Ignoring such symptoms can lead to significant engine damage, which may result in costly repairs or even complete engine failure. The ticking noise could be indicative of various underlying problems, such as low oil levels, which can severely impact lubrication and lead to engine wear, or issues with the ignition system that could affect performance and fuel efficiency. Additionally, if the noise is a sign of valve shims wearing out, it could lead to more severe mechanical failures if not addressed promptly. Therefore, it is essential to monitor the noise closely and consider seeking a professional inspection if it persists or worsens. By taking timely action, you can prevent minor issues from escalating into major problems, ensuring your Subaru remains safe and reliable on the road.

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