How To Change Spark Plugs In A 2008 Hyundai Sonata

What y'all will need

Hyundai Spark Plugs
Spark Plug Socket
Ratchet
Ratchet Socket Extension
Torque Wrench

Procedure

Park, your Hyundai in a prophylactic expanse, set the parking brakes, and let the engine to absurd down.
Open HoodAdjacent, open up the hood. Clean the surface area near the spark plugs and effectually the ignition coils.
Disconnect the negative bombardment terminal.Since you lot will be working with the electrical system, it is safe to disconnect the negative battery concluding.
Remove the engine cover. It is held in place with upwardly to four 10mm bolts that you tin access from the top of the engine. If in that location are no bolts on acme of the engine cover, pop upward the cover.
Remove ignition coils.Side by side, remove the engine cover and disconnect the ignition coils. Unplug the ignition ringlet connector by pressing the locking tab and then pulling the connector away.
Employ a ten mm socket to loosen the bolt that secures the coil in place. This vehicle uses a coil-on-plug blueprint. Therefore you will have one ringlet on each spark plug. Once the bolt and connector have been removed, pull the ignition coils out. If the ignition coil refuses to come up upward, try twisting it slightly, then try lifting information technology upwardly and out.
Remove spark plug.Accident dirt away from the spark plug recess before you remove the spark plugs.
Use the spark plug removal tool, ratchet, and a 3/8" extension to remove the spark plugs from the engine. Rotate counterclockwise to remove the spark plug. You may need to apply a magnetic pickup tool to pull out the spark plug.
Install new spark plugs.It is fourth dimension to install the new spark plug. It is a proficient practise to inspect the gap using a spark plug gapping tool. Certain spark plugs may come up pre-gapped, while others such as copper plugs should be gapped.
Install the ignition coils and connect the electrical connector to each gyre. Reinstall the engine cover.
Remove all tools from the engine.
Start the engine and check the operation of the vehicle.

If the cheque engine light was on due to a bad spark plug or ignition ringlet, articulate the codes with an OBD-2 scanner.

What are the best spark plugs for Hyundai?

The original spark plugs installed on Hyundai equipped with the iv-cylinder engine are NGK, or Denso iridium coated spark plugs.

Beneath 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 Nine Plug Spark Plugs for Hyundai Elantra

How often should I change the spark plugs on my Hyundai Elantra?

According to the owner'southward transmission of a 2016 Hyundai Elantra, the spark plugs should be replaced every 105,000 miles or 84 months. Go along in listen that depending on your driving fashion and conditions, the spark plugs may last longer or need to be replaced as early every bit 60,000 miles. The original spark plugs are iridium coated.

What are the OEM spark plugs installed on Hyundai Elantra?

The OEM Hyundai spark plugs are NGK or Denso. Which ane is installed on your motorcar depends on the market where your Hyundai was sold?

What is the Hyundai Elantra 2011-2016 spark plug gap?

Recommend Hyundai spark plug gap range: .035-.042

What is Hyundai Elantra spark plug part number?

Hyundai 18846-11070 1884611070

How much does it price to modify the spark plugs on a Hyundai Elantra?

The average cost to change the spark plugs at the Hyundai dealer or an auto mechanic is between $180-$300. DIY price (if you already have the tools) is under $50.