Whats that ticking noise coming from my engine?

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If you’re hearing a ticking noise coming from your engine, it can be a bit concerning. Don’t worry though, you’re not alone. As a mechanic, I hear this question all the time. Let’s dive into what could be causing that ticking sound and what you can do about it.

Symptoms and causes

There are a few different reasons why your engine might be making a ticking noise:

  • Low oil level or oil pressure: This is the most severe and potentially costly cause. If your engine isn’t getting enough oil, you’ll hear a ticking sound from the valve train components or timing chain.
  • Bad spark plugs or wires: If a spark plug cracks or gets loose, it can cause a ticking noise. Faulty spark plug wires can also cause ticking if the spark is grounding out.
  • Exhaust leak: A leak in your exhaust system, especially from the exhaust manifold, can cause a ticking sound.
  • Bad bearing or accessory: A failing front engine accessory like the AC compressor, water pump, or belt tensioner can cause ticking.
  • Engine fan or loose parts: Damaged fan blades or loose heat shields and brackets can cause ticking or tapping noises.
  • Ignition problems: If your engine’s timing is off, it can create a pinging noise, especially under heavy load or acceleration.

What is involved in the repair

The repair process will depend on the underlying cause of the ticking noise. Here’s what you can expect:

  • Diagnosing the issue: A mechanic will start by checking your oil level and pressure. They may also visually inspect components, use a stethoscope to pinpoint the noise, or perform a leak-down test.
  • Fixing oil issues: If the cause is low oil, the fix could be as simple as topping up and checking for leaks. More severe issues like a worn engine or failing oil pump will be more involved.
  • Replacing spark plugs or wires: Changing out faulty spark plugs or wires is a relatively straightforward fix.
  • Repairing exhaust leaks: Fixing an exhaust leak might involve replacing gaskets, tightening bolts, or even replacing a cracked manifold.
  • Replacing accessories: If the issue is a bad accessory, your mechanic will replace the failing part.
  • Adjusting timing: Ignition timing issues will require your mechanic to diagnose and adjust the timing.

What is the rough cost of these repairs in New Zealand

The cost of repairing a ticking engine noise can vary widely depending on the cause:

  • Simple fixes like topping up oil or replacing spark plugs could cost less than $100.
  • More involved repairs like fixing an exhaust leak or replacing an accessory could range from a few hundred to over $1,000.
  • Major issues like a worn engine could cost several thousand dollars to repair, or more than the car is worth in some cases.

It’s best to have the issue diagnosed by a professional mechanic to get an accurate estimate for your specific situation.

Why My Auto Shop is the best place to get your car fixed

At My Auto Shop, we understand that hearing a ticking noise from your engine can be stressful. That’s why we’re here to help. Our mobile mechanics will come to you, whether you’re at home or at work, to diagnose and fix the issue with upfront, transparent pricing.

We prioritize customer service and have a strong Google rating, so you can trust that you’re in good hands. Plus, with our mobile service, you don’t have to worry about taking time out of your day to drop off and pick up your car.

If you’re hearing a ticking noise coming from your engine, don’t ignore it. Book a service with My Auto Shop today and let us take care of it for you.