Older vehicles with distributor-type ignition systems use ignition (or spark plug) wires to send electrical current from the distributor to individual spark plugs, with the timing based on their ...

A detailed how‑to explains how to tell faulty spark plug wires from ignition coils in LS engines, a common cause of misfires and hard starts. It recommends combining visual inspections, OBD‑II ...

Newer engines like as the Coyote, LS, and G3 Hemi have an ignition coil for each cylinder. This modern approach is called "coil near plug" or CNP, and it replaces the distributor with eight small ...

Hinckley Triumph motorcycle owners have been complaining about ignition coil failures since, well, probably since the first Bloor Triumph sputtered off the assembly line. This is Part 1 of this ...

Ignition issues can be a real pain to both diagnose and deal with. Sure, generally speaking, having a faulty ignition coil is a better problem to have than a worn-out turbo or clogged DPF, but ...

Whether it’s a 300-mph fuel dragster, the slowest of bracket cars, a high-performance (or even low-performance) street car, there is one common denominator each of them share: Wiring. Everything that ...