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The ignition coils are known to fail due to the heat they are exposed to. Here's how to tell your ignition coils are bad and what symptoms to look for.
Ignition coils tend to fail because of bad spark plugs or plug wires. If your vehicle’s fuel-to-oxygen mixture is either rich or lean, therefore, your ignition coils may fail prematurely. Additionally, engine heat and vibrations can cause damage to ignition coils.
Usually a faulty ignition coil will produce a few symptoms that alert the driver of a potential issue. 1. Engine misfires, rough idle, and loss of power. One of the most common symptoms associated with a faulty ignition coil is engine performance issues.
If you suspect that something is wrong with your vehicle’s ignition coil, some basic testing can be done to attempt to pinpoint the problem. A weak or damaged ignition coil can cause engine misfires, stalling, poor performance, and lower fuel economy.
A faulty ignition coil usually results in an engine that misfires and runs poorly, leading to a reduction in fuel economy. An ignition coil is a transformer that converts battery voltage into the tens of thousands of volts needed to fire the spark plugs.
Learn how to test an ignition coil or coil pack on your car, what an ignition coil does, and symptoms of a bad ignition coil with this helpful guide.
The symptoms of a bad ignition coil are mostly manifested as difficulties starting the car, a stalling engine, and loss of power while on the road. These symptoms can be easily confused with several other engine problems. Therefore, we need to know how to diagnose a bad ignition coil.