Nissan 22401-1P115 Spark Plug

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Typically, the tools needed include a spark plug socket that fits into a ratchet, an assortment of extensions and a gap gauge to check and adjust the gaps on the new plugs. A special tool for removing plug wires aids in separating the wire boots from the spark plugs but is not a must have. To tighten the new plugs, you should use a torque wrench. When it comes to replacing spark plugs, it is best to buy new ones in advance, adjust their gaps properly and replace them individually. When getting new spark plugs ensure you buy the correct plug type for your specific engine. Allow all of the plugs to cool off completely before attempting to remove any of them. Why waiting for your engine to cool down, check for defects on your new spark plugs and adjust their gaps if necessary. Using an appropriate-thickness gauge between the electrodes at the tip of the plug, check and set 1998 model's plug gap. The specified electrode gap should be maintained as per specification. Next, with your engine cooled down somewhat you can take away one spark plug wire from one of them. If there is some compressed air around blowing this into the spark plug hole removes dirt or foreign materials from that area. Place it over plug then turn counter clockwise direction and remove it from motor using a ratchet or screwdriver inserted into this fitting part until when possible just rotate anymore by hand. Consult chart comparing with each other so as to get an idea concerning how well your car's motor is functioning generally speaking in relation its sparkplug's appearance alone; In order for you not to get confused which wire should be connected where repeat this process step-by-step with every following one applying such way after all replacing only one at once only thus avoiding interchanging places between wires while setting up another new part.

The new spark plugs should be tightened with a torque wrench or a ratchet.

Tighten the plug to the specified torque and attach the plug wire using a twisting motion for older models, while newer models require pushing the assembly straight down onto the plug.