Ford Explorer Sport Trac Engine Makes A Ticking Noise

Common Causes of Ticking Noises in Your Ford Explorer Sport Trac 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 Ford Explorer Sport Trac 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 Ford Explorer Sport Trac 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.

If the drive belt idler pulley fails, there will be a very audible chirping noise from the front of the engine. This is because the idler pulley bearing is no longer smooth, and rotating causes metal to grind at high speeds. If it is not changed immediately, there is a chance it will become dislodged, or allow the drive belt to slip off. If the belt falls off, the accessory that it drives will no longer function. For instance, if the alternator belt idler pulley fails, the alternator may stop functioning. Also if the pulley begins to wobble, allowing slack in the belt, it will make an extremely loud squeaking or screeching noise, especially on cold starts. This is the belt slipping on the crankshaft pulley, and will require belt replacement once the idler pulley is replaced.

If the drive belt tensioner fails, there will be a very audible chirping, grinding, or rattling noise from the front of the engine. This is because the tensioner pulley bearing is no longer smooth, and rotating causes metal to grind at high speeds. If it is not changed immediately, there is a chance it will become dislodged, or allow the drive belt to lose tension, or break. If the belt falls off, the accessory that it drives will no longer function. Also, if the tensioner spring fails, allowing slack in the belt, it may make an extremely loud squeaking or screeching noise combined with a rattle as the tensioner bounces back and forth under load. The squealing noise is the belt slipping on the crankshaft pulley, and will require belt replacement once the belt tensioner is replaced.

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.

Troubleshooting Ticking Noise in a Ford Explorer Sport Trac

When faced with a ticking noise in your Ford Explorer Sport Trac, it's essential to adopt a methodical diagnostic approach to identify and resolve the issue effectively. Start by checking the oil level and pressure, as low oil can lead to insufficient lubrication, causing a ticking sound. If the oil is low, top it up with the appropriate viscosity oil recommended for your vehicle. Next, inspect the ignition system, including spark plugs and ignition coils, as faulty components can also produce ticking noises. If these checks do not resolve the issue, examine the exhaust system for any leaks, as escaping gases can create a ticking sound. Additionally, consider the possibility of a malfunctioning lifter, which may require more in-depth inspection and potentially replacement. Lastly, don't overlook other potential culprits such as fuel injectors or vacuum leaks. By following this structured approach, you can efficiently troubleshoot the ticking noise and restore your Ford Explorer Sport Trac to optimal performance.

What Could Cause a Ticking Noise in a Ford Explorer Sport Trac?

When diagnosing a ticking noise in your Ford Explorer Sport Trac, it's crucial to consider several common problems that could be at play. One of the primary culprits is low oil level or pressure, which can lead to insufficient lubrication of engine components, resulting in a noticeable ticking sound. Additionally, issues within the ignition system, such as faulty spark plugs or ignition coils, can contribute to irregular engine performance and ticking noises. An exhaust leak is another frequent source of ticking, often manifesting as a sound that changes with engine speed. Furthermore, the noise may stem from the timing mechanism or fuel injectors, particularly if the ticking is consistent rather than intermittent. Lastly, don't overlook mechanical components like the idler pulley or belt tensioner, as wear and tear on these parts can also produce ticking sounds. Addressing these issues promptly is essential to prevent further damage to your vehicle's engine, making it vital for DIYers to investigate these areas thoroughly.

Why is it Urgent to Address Ticking Noises in a Ford Explorer Sport Trac?

Addressing ticking noises in your Ford Explorer Sport Trac is not just a matter of convenience; it is a critical step in ensuring the safety and longevity of your vehicle. Ticking sounds can often signal underlying mechanical issues that, if left unchecked, may escalate into severe problems, potentially leading to engine failure or other costly repairs. The urgency to act becomes even more pronounced when considering that some noises may be linked to essential components like the engine or suspension system, which directly impact the safety of both the driver and passengers. Moreover, neglecting these symptoms can result in further damage, compromising the vehicle's performance and driving experience. Timely intervention not only helps maintain the vehicle's functionality but also protects its resale value, as prospective buyers are likely to be wary of unresolved mechanical issues. Therefore, it is crucial to prioritize the investigation and resolution of any ticking noises to safeguard your investment and ensure a safe driving experience.

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