2021 Audi Q5 PHEV Engine Makes A Ticking Noise

Common Causes of Ticking Noises in Your 2021 Audi Q5 PHEV Engine and How to Address Them

Find Repair Location
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 2021 Audi Q5 PHEV 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 2021 Audi Q5 PHEV 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 potential causes of a ticking noise in the engine of a 2021 Audi Q5 PHEV, and how should I diagnose it?

When faced with a ticking noise in the engine of your 2021 Audi Q5 PHEV, it's essential to adopt a systematic diagnostic approach to identify the root cause effectively. Start by checking the engine oil level, as low or dirty oil can lead to insufficient lubrication, resulting in ticking sounds. If the oil level is adequate, proceed to inspect the valve lifters, as worn or damaged lifters can also produce similar noises. Next, examine the fuel injectors for proper operation, since malfunctioning injectors may contribute to the ticking sound. If these components check out, turn your attention to the timing chain; a loose or damaged chain can create a ticking noise as it moves. Finally, inspect for any exhaust leaks near the engine, as these can sometimes manifest as ticking sounds. By following this methodical approach, you can effectively diagnose the issue and take the necessary steps to resolve the ticking noise in your vehicle.

What could be causing the ticking noise in the engine of a 2021 Audi Q5 PHEV?

When diagnosing a ticking noise in the engine of a 2021 Audi Q5 PHEV, it's crucial to consider several common problems that could be at play. One of the primary culprits is low engine oil, which can lead to increased friction among engine components, resulting in a distinct ticking sound. Additionally, worn valve lifters may contribute to this noise, as they can fail to operate smoothly, creating an audible ticking during engine operation. Another potential issue is faulty fuel injectors; if they are not functioning correctly, they can produce a ticking sound as they attempt to deliver fuel. Timing chain problems, such as looseness or wear, can also manifest as ticking noises, indicating that the chain may need attention. Lastly, an exhaust leak, particularly near the engine, can create similar sounds, making it essential to inspect the exhaust system for any breaches. While these issues can often be diagnosed through careful observation and basic mechanical knowledge, consulting a qualified mechanic is advisable for a thorough inspection and to prevent further engine damage.

How urgent is it to address the ticking noise in my 2021 Audi Q5 PHEV engine?

Addressing the ticking noise in your 2021 Audi Q5 PHEV engine is a matter of urgency that should not be overlooked. This sound can be an early warning sign of underlying engine issues that, if left unaddressed, may escalate into more severe problems, leading to costly repairs and potential safety hazards. Ignoring such symptoms can result in further damage to critical engine components, compromising the vehicle's performance and reliability. Moreover, the safety of both the driver and passengers is at stake, as unresolved engine issues can lead to unexpected breakdowns or malfunctions while on the road. It is also wise to consult your Audi dealership regarding warranty coverage for these types of concerns, as this could alleviate some financial burdens associated with repairs. In summary, taking prompt action to investigate and resolve the ticking noise is essential for maintaining the health of your vehicle and ensuring a safe driving experience.

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.

2021 Audi Q5 PHEV Engine Ticking Noise: Causes & Repairs