Fort Collins Auto Repair

Monthly Archives: October 2020

3 Reasons an Engine May Backfire

3 Reasons an Engine May Backfire

If you're driving along the road and were startled by a loud pop sound, your engine may have backfired. An engine that has backfired is not an issue to take lightly. It usually indicates that the engine has a significant problem and, if ignored, can jeopardize your vehicle's health. Several reasons can push the engine to backfire; that's why it's essential to have your car inspected the moment you notice any issues. Below are three major reasons the engine may be backfiring and how you may prevent it in the future.        Air/Fuel Ratio is Too Lean  If the air/fuel ratio is too lean, there's too much air and not enough fuel in the engine. Excessive vapor can develop and combust in the exhaust. However, this isn't the only cause for the air/fuel ratio to become too lean. A bad fuel pump or clogged fuel injectors can also cause the air-fuel balance to become too lean.   Air/Fuel Ratio is Too Rich  In healthy ... read more

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