2016 Subaru Legacy Engine Makes A Ticking Noise

Common Causes of Ticking Noises in Your 2016 Subaru Legacy 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 Legacy 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 Legacy 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 could be causing the ticking noise in my 2016 Subaru Legacy engine?

When faced with a ticking noise in your 2016 Subaru Legacy engine, the first step is to check the oil level and pressure, as low oil can lead to insufficient lubrication and cause ticking sounds. If the oil level is adequate, inspect the ignition system for any misfires or irregularities, as these can also contribute to engine noise. Next, examine the exhaust system for leaks, which can create a ticking sound due to escaping gases. If these checks do not resolve the issue, consider the possibility of a lifter tick, which may require more in-depth investigation into the engine's internal components. Additionally, inspect the drive belt idler pulley for wear, as a failing pulley can produce a chirping noise that may be mistaken for ticking. Lastly, if you suspect loose valves or worn injectors, these issues may necessitate professional assistance for accurate diagnosis and repair. Addressing these noises promptly is crucial to maintaining engine health and preventing further damage.

What could be causing the ticking noise in the engine of a 2016 Subaru Legacy?

When you hear a ticking noise in the engine of your 2016 Subaru Legacy, it’s crucial to identify the source to prevent further damage. One common culprit is low oil levels or pressure, which can lead to insufficient lubrication of engine components, resulting in a ticking sound. Additionally, issues with the ignition system, such as faulty spark plugs or ignition coils, can also manifest as a ticking noise. Another potential cause is an exhaust leak, which can create a distinct ticking sound as exhaust gases escape. Furthermore, a failing drive belt idler pulley may produce a chirping noise, indicating that the bearing is worn out and needs replacement. Lastly, the clearance between the valves and their corresponding parts can change over time, leading to a ticking or rattling noise, particularly noticeable at idle. Addressing these issues promptly is essential for maintaining your vehicle's performance and longevity, making it important for DIY enthusiasts to investigate these areas thoroughly.

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

Addressing the ticking noise in the engine of a 2016 Subaru Legacy is crucial for maintaining the vehicle's performance and safety. Ignoring this issue can lead to severe engine damage, as the ticking may indicate problems with critical components such as pushrods, valves, or mufflers. For DIY enthusiasts, it’s essential to understand that while some noises may seem minor, they can escalate into significant issues if not diagnosed and repaired promptly. Early detection can save you from costly repairs down the line, making it vital to investigate the source of the noise as soon as it is noticed. By taking the initiative to assess the situation, you can prevent further complications and ensure the longevity of your vehicle. If you're not equipped to diagnose the problem yourself, consulting a professional mechanic is advisable to accurately identify the issue and recommend the necessary repairs.

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2016 Subaru Legacy Engine Ticking Noise: Causes & Repairs