Common Reasons for and Symptoms of Engine Misfire in Audi

Audi Check Engine Light

Audi cars are built to last for a long time. They’re durable, made with quality engineering, and designed with heightened levels of performance in mind. Unfortunately, just like all other man-made machines, they require ongoing care and maintenance in order to continue running well. If drivers can’t keep up with routine servicing, parts can begin to fail over time and the list of repairs can pile up, leaving you feeling overwhelmed, and without a functional car.

Forgone maintenance can come to a head when you begin to notice serious symptoms of malfunction in your Audi. One of the more serious signs that your Audi is in need of servicing is engine misfiring. Engine misfiring is a common symptom that can be due to several issues or origin. If you experience engine misfiring in your Audi, it is critical to have the problem checked out by an Audi specialist who can perform a thorough, accurate differential diagnosis to isolate the source of the problem. Here is a bit more information about engine misfiring in your Audi, including the common reasons for engine misfiring and concerning symptoms you should be aware of.

Ignition issues

Engine misfiring can be a symptom of a problem with one of the various parts of the ignition system. The ignition system is a complex series of parts that all work together in order to start your Audi’s engine. Usually, when engine misfiring occurs and the problem is traced back to the ignition system, typically spark plugs are the culprit. Spark plugs can wear out over time, or can begin to malfunction due to another error in the system, where they are unable to generate enough power or heat to spark ignition. Another potential source of error is in the ignition system wiring. Again, wiring can become worn overtime, which is especially true in cars that commonly experience significant weather chances.

Fuel injection system

Another common reason for engine misfiring is clogged fuel injectors. Fuel injection systems have evolved over time, but they still encounter issues such as clogging. You can take your Audi to have the fuel injectors inspected for clogging, and they can even be cleaned or replaced if need be. When fuel injectors become clogged, the necessary amount of fuel cannot reach the engine to start the combustion process. If the right fuel to air ratio is not achieved, the engine will misfire—often at the most inconvenient times. Your Audi automotive technician will want to inspect the fuel injection system to determine if the injectors are working properly.

Other symptoms to look out for

It is rare that drivers experience engine misfiring alone when it occurs; usually this symptom is accompanied by other troubling symptoms that can be alarming to drivers. Engine misfiring comes along with such symptoms as: engine backfiring, loud noises coming from the engine, the smell of fuel inside the cabin, intense vibration all over the vehicle, especially while accelerating, and/or concerning-looking exhaust smoke. Each of these symptoms can lead your mechanic in a different direction with their diagnostic process, so it’s important to report all of these symptoms to your Audi specialist, and to be thorough while doing so.

Why ongoing maintenance is critical

As we mentioned before, when drivers forego typical maintenance procedures such as inspections and tune-ups, it can greatly impact the health of the vehicle and it’s longevity. Audi vehicles in particular require a heightened level of care to match their heightened levels of performance. Therefore, sticking to the suggested maintenance plan for your Audi is the best approach to ongoing, consistent care. You can find this schedule of services in your Audi’s owner’s manual.

How we can help

Audi A1 The Audi experts here at Pro Car Mechanics, serving residents of Gardena, Long Beach, Los Angeles, Glendale, and Anaheim, CA, focus on providing the highest-quality specialized services in the area at a fraction of the cost that dealerships tend to charge their clients. We know that it’s a struggle to provide ongoing care for your vehicle, no matter what kind of car you drive; therefore, we make sure to work with our clients on pricing to give luxury European import drivers an opportunity to experience their cars at their best. If you’re experiencing engine misfiring in your Audi, please contact us right away to restore your car to its optimal level of performance.

* Audi A1 image credit goes to: DarthArt.



Dear Valued Customers,
After conferring with State and local officials and based on the relatively small number of personal interactions involved in our daily operation we have decided to continue to function and will be open regular hours. We have taken aggressive measures to sanitize surfaces that are prone to human touch and will do so on a continuing basis. In addition we will make certain that as we interface with you at the counter, handle your keys, answer questions and clean your car and take payment we will maintain proper distance and sanitize the touch points in your car. We are committed to your safety and well being and will comply with any restrictions imposed by authorities.

We are here to support all of our clients as best we can for as long as we can. Don't hesitate to call the shop with questions.

Give us a call today to schedule an appointment.