Luckily, replacing your spark plug wires is fairly easy and typically requires no tools. ... Start at one end of the engine and remove only the first spark plug wire by pulling on the boot at the end of the wire until it pops off. Follow the wire with your hand to the other end and remove it from the distributor cap.
Also know, how do you change spark plug wires on a small engine?
In this manner, can you swap spark plug wires? That's because spark plug wires aren't actually made of wire. They're made of delicate carbon fibers. ... We recommend changing them during spark plug changes (whenever your owner's manual recommends, usually between 60,000 and 100,000 miles).
Common signs of failing spark plug wires include a decrease in power, acceleration, and fuel efficiency. In addition, the engine light coming on or visible damange to the cables can be signs of a failing wire.
Spark Plug Wire Replacement Cost - RepairPal Estimate. Labor costs are estimated between $65 and $82 while parts are priced between $121 and $143. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.
It is not necessary to change the wires but it's a good idea. Here's the reason. If your spark plugs have been in the engine too long the component at the end of the plug get's oxidized over time from having such high voltage run across it to jump a gap and create a spark.
The ignition cables on a car are made to last about 60,000 miles before they have to be replaced. In some cases, the wires will need to be replaced due to the rubber boots on the end getting damaged and now allowing for a good connection with the spark plugs.