Ignition Coil – Common Repair

Ignition Coil – Common Repair

According to one manufacturer of automotive diagnostic tools and software, replacing ignition coils ranks among the ten most common car repairs.

It is also a very important problem to take care of since ignoring it can cause serious damage to a vehicle’s entire ignition system.

Symptoms:

  • The most recognizable symptom of a faulty ignition coil is that the engine will run for a while and then suddenly stop for no apparent reason.
  • The problem occurs after occurs after the ignition coil ore module gets too hot.
  • Although this will usually correct itself after the engine module cools, sometimes a bad ignition coil will result in the vehicle not starting at all.
  • A bad coil can cause the engine to idle and run rough. It might feel weak with a tendency to stall, and may start to backfire.
  • Fortunately, if the ignition coil requires replacement, it isn’t an expensive repair.

TIP: It is an ignition coil’s job to transform the battery’s low voltage into the thousands of volts needed to create an electric spark in the spark plugs that ignite the fuel.

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Written by Maryann Croce

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