Spark plugs are replaced every 80,000 miles. Many vehicle manufactures claim their spark plugs can last up to 100,000 miles, but as the gap in the plugs widen, the chance of vehicle problems rises significantly. Some of ... More »

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If your lawnmower is running rough or is hard to start, it is likely that the spark plug is bad. Use a spark plug wrench to replace the plug in a few minutes. More »

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There are several steps to changing spark plugs, beginning with making sure the engine is completely cool. Next, remove one spark plug wire by gently lifting straight up from the spark plug. It is important to change one... More »

www.reference.com Vehicles Car Parts & Maintenance

The length of time that spark plugs last depends on the number of miles driven and the type of spark plug a vehicle has installed. Spark plugs are typically changed every 45,000 miles, but some spark plugs are advertised... More »

www.reference.com Vehicles Car Parts & Maintenance

Replace the spark plugs in a Mercedes-Benz C200 by removing the two-piece engine cover, removing the coil packs via the 12 Torx bolts and replacing the six spark plugs. Reassemble the parts by reversing the order in whic... More »

www.reference.com Vehicles Car Parts & Maintenance

To clean spark plugs, disconnect the cables, remove the spark plugs, scrub them with sandpaper and a wire brush, wipe them with solvent, reinsert them, and reattach the cables. This 45-minute process requires work gloves... More »

www.reference.com Vehicles Car Parts & Maintenance

A spark plug is a device that produces an electrical spark, which ignites the mixture of fuel and air in the engine's combustion chambers. A spark plug initiates the combustion in the internal combustion engine. More »