What Problems Can A Bad Ignition Coil Cause?
What Problems Can A Bad Ignition Coil Cause? Engine misfires. Rough idle. A decrease in car power, especially in acceleration. Poor fuel economy. Difficulty starting the engine. Check engine light is on. Exhaust backfiring. Increased hydrocarbon emissions. What will a faulty ignition coil cause? One of the most common symptoms associated with a faulty ignition