Spark Plug Wire Problems?

Answer Spark plug wires are the channels by which electricity travels from the distributor or electronic ignition to the spark plugs. When everything is working in sync, the vehicle runs fine. However, if... Read More »

Top Q&A For: Spark Plug Wire Problems

How to Fix a Spark Plug Wire Mix Up?

Your car coughs and jerks down the road after an amateur spark plug change--chances are you mixed up the spark plug wires. The "firing order" of the spark plugs refers to the order in which the dis... Read More »

What gauge is a spark plug wire?

Spark plug wires have a total diameter--including insulation--of about 7 to 8 mm. Some plug wires have a solid wire core, but most have a composite conductor to suppress EMI, or electromagnetic int... Read More »

How to Connect a Spark Plug Wire?

Replacing and maintaining spark plugs are essential tasks to keeping your vehicle engine running smoothly. Part of this engine maintenance is attaching spark plug wires correctly. This task not onl... Read More »

What Are the Causes of a Spark Plug Wire Malfunction?

Spark plug wires carry the ignition spark from the distributor or ignition module to the spark plugs. Depending on the year and model of vehicle, plug wires should be replaced anywhere between 24,0... Read More »