Can Spark Plugs go without check engine light?

Can Spark Plugs go without check engine light?

The answer is – yes! Worn spark plugs can cause your vehicle’s check engine light to illuminate, indicating an issue. It may even be a flashing check engine light. This is because bad spark plugs can cause your engine to misfire, which will trigger the check engine light to turn on.

What are the spark plugs on a Hyundai Sonata?

New Spark Plugs or Plug Wires are mandatory for your Hyundai Sonata. The spark plugs are the part of your engine that ignites the air/fuel assortment in the combustion chamber of your vehicle. This explosion is what moves the pistons and makes the engine run. The spark plug wires deliver the spark from the ignition coil to the spark plugs.

Why is the Check Engine light coming on on my Hyundai Sonata?

The check engine light on your Hyundai Sonata will usually shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it’s tightened, the light will turn itself off.

Why does my Hyundai Elantra have a check engine light?

Has the check engine light turned on in your Hyundai Elantra, Accent, Sonata, Kona, or Santa Fe? It can be alarming seeing an engine warning appear on your dashboard, especially if you’ve never seen it before. A wide array of issues can cause a check engine light to come on, some more serious than others.

Why does my Hyundai Sonata have a vacuum?

Every Hyundai Sonata has a vacuum system that performs a humongous assortment of functions. The vacuum system also helps reduce harmful emissions by routing the fumes as gasoline evaporates through the engine. If you notice that your RPM is high in idle or randomly surges, a vacuum leak could be the cause.

When to replace spark plug in Hyundai Sonata?

Some cars require regular replacement at 30k, 60k or 100k miles. It is possible in some cases that a spark plug might fail before the service schedule, but it’s not typically common. Difficulty starting your car. Check engine light for a misfire code. Flashing check engine light during acceleration for misfire, this can cause engine damage.

The check engine light on your Hyundai Sonata will usually shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it’s tightened, the light will turn itself off.

What happens if you replace the spark plug in your car?

Avoiding spark plug replacement can cause: Difficulty starting your car. Check engine light for a misfire code. Flashing check engine light during acceleration for misfire, this can cause engine damage. Reduced fuel economy and/or power.

What kind of spark plugs does a Hyundai Elantra use?

The original spark plugs installed on Hyundai equipped with the four-cylinder engine are NGK, or Denso iridium coated spark plugs. Below we have listed two highly rated spark plugs that will fit Hyundai vehicles. Denso Iridium Long Life Spark Plugs for Hyundai Elantra SX9164 NGK Iridium IX Plug Spark Plugs for Hyundai Elantra