There’s a great chance you will have to replace her old and also worn spark plugs several times over the course of owning a 2001-2005 Honda Civic. Spark plugs are among the most an important parts inside her engine as they cause the whole combustion process that starts and keeps your engine running. Like most engine components, spark plugs endure wear end time and eventually must be replaced, yet fortunately this is a repair you can do yourself. Odds are, if you’ve found yourself here, you have actually no idea how to do that, or probably you’d just like to know what sort of spark plugs you must buy. The entire procedure of changing your spark plugs should take about 20-30 minutes. This post will go over everything you’ll should know about your Honda Civic’s spark plugs, whether you require some basic information or a full, step-by-step guide to performing a spark plug change.

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Correct Spark Plugs

For the LX, EX, GX, DX, and also HX models that the 2001-2005 Honda Civic, you should use NGK ZFR6F-11 V-Power Spark Plugs. This spark plugs are specific fit and will enhance the forced specifications for her engine. Girlfriend can also purchase all 4 spark plugs together one package.

We recommend NGK ZFR6F-11 V-Power Spark Plugs for typical 2001-2005 Honda Civics.


If instead, your public is a 2.0L Si Model, girlfriend will have to use Denso PK20TT Platinum Spark Plugs. There are certainly all various kinds that spark plugs out there the will effectively fit a car as prolific and also popular as the Honda Civic, yet the spark plugs us recommended are made by reliable manufacturers and offer a good price point.

Denso PK20TT Platinum Spark Plugs are recommended because that the civic Si.

How often should I adjust my spark plugs?

In general, you have to replace her spark plugs every 20,000 come 40,000 miles. Ns personally shot to change spark plugs every 30,000 mile on most conventional vehicles choose a Honda Civic. The course, if girlfriend drive her vehicle much more aggressively or own a Honda civic with some performance modifications, you may want come consider an altering your spark plugs closer to the 20,000 miles finish of that spectrum.

However, over there are likewise classic indicators of a car that requirements a spark plug instead of early, together as:

Engine misfiringRough idleProblems beginning your engine

Additionally, if girlfriend are merely unsure the the critical time the spark plugs to be changed, it’s worth it simply to go ahead and change them now. Do yourself (or the following owner) a favor and also keep a notebook in the glove-box to serve as a document of spark plug alters , or oil changes, etc.

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Changing her spark plugs

To change your 2001-2005 Honda Civic’s spark plugs, you will require the following tools:

Flat-blade screwdriverSocket wrench with a equivalent 10mm attachment

The process for transforming your spark plugs is fairly simple. Just take her time and also pay fist to every instructions. Make certain that your engine is fully cool prior to doing this repair or you may damages your engine or spark plugs.

Pop the hood to gain access to the engine bay.Remove the negative terminal from her battery. It’s a an excellent idea come disconnect the battery anytime you job-related on the electric system of your Civic.We’re walking to start by removing the engine block cover. You will notice two huge slotted screws on either side of the ‘Honda’ logo. Take your flat-blade screwdriver and remove those. After, you deserve to remove that engine block cover.’Next, just unhook the spark plug wire connectors.Each spark plug coil is held down by some 10mm nuts. Just loosen them enough to pull the spark plug coils the end of the engine.Slide each spark plug coil the end of the engine.Take her spark plug deep socket and also loosen each spark plug completely. Removed the yes, really spark plugs can be slightly daunting as they space recessed into the engine, but pull them up very closely with the deep socket.Now we’re going come prepare the brand-new spark plugs. This plugs need to be gapped to 1.1 mm, or 0.044 in. Use your spark plug space tool to inspect that each plug is gapped the much. If not, you deserve to use your space tool to adjust the gap. Simply don’t go ago and soon too lot or you might damage the plug!Lightly use some anti-seize come the spark plug threads.Start turning the brand-new spark plugs in through hand. You will must use the socket wrench extension. If you perform not revolve them by hand initially, you run the hazard of stripping the threads. Just turn the plugs by hand and also if you satisfy any far-reaching resistance, earlier them out and also start again.Use her torque wrench to torque the spark plugs under to 13 ft./lbs.Re-insert the spark plug coils.Reconnect the spark plug cable connectors.Tighten the 10mm nuts again to secure the spark plug coils.Put the engine block cover earlier on and also screw the slotted screws back in to secure it in place.Reconnect her battery.Start up your engine and also verify that everything still works!