• Signs of Acceleration Stumbling in Your Mini

    Posted on October 8, 2018

    MINI Acceleration Stumbling

    With their cute, compact style, Minis have an almost cult-level following. From the beginning, they have attracted teens, families, Anglophiles—everyone under the Sun can see the appeal of the compact, quirky cars. Made in England, they have a certain British charm that holds the appeal of many—and have done so since day one. The combination of iconic style with excellent handling and reliability has made them a classic catch around the world, a trend that will certainly continue into the future.

    Whether on the rally track or the highway, Minis provide a level of service, comfort, class and style that is found in few other cars. But no matter the car, a certain amount of upkeep is required, and Minis are no different. Without regularly scheduled check-ups and maintenance, the car can get into some trouble. While some (like worn down windshield wiper blades) are not dangerous or expensive, others (like low or unchanged oil) can potentially cause massive faults and damages to the car, if left untreated.

    Minis, because of their size, are known for their tight handling and quick acceleration. Not weighing very much gives them the benefit of speed on the road, but also makes them prone to an acceleration problem. Acceleration stumbling can occur in any Mini, and while it may just result in a less enjoyable driving experience, it can also be extremely dangerous.

    Common Causes of Acceleration Stumbling

    It’s important as the primary driver of a Mini to be aware when a change in driving experience or ride can actually be the sign of something more foreboding. Therefore, it’s important to take into consideration any of the warning signs your Mini may give you in order to best maintain the longevity of the vehicle itself, as well as your (and your passengers’) personal safety.

    The mass airflow sensor is one of the areas that can have some issues. The airflow sensor itself simply measures the quantities of air entering the engine area, and instructs the Mini’s computer in order to help divert the correct amount of fuel from the fuel injectors to the engine. A warning that the airflow sensor has begun to fail is the Check Engine Light illuminating on the dashboard. When the sensor is malfunctioning, you may also notice a hesitation in the acceleration or deceleration, or when going up or down a hill. Vehicles with a failing airflow sensor are also more likely to stall, especially right after starting.

    An issue with the connector could also be at fault whenever you notice the acceleration pausing, hesitating, or weakening. While those can be signs of a more serious problem (like engine failure), it might simply be an electronic fault between the ECU (engine control unit) and the connector itself. Basically, the failing connection is not passing the power appropriately, resulting in a quick power-loss at various times—or, what you perceive to be as acceleration stumbling.

    Acceleration stumbling could also be caused by a problem with the throttle position sensor which tells the car how far open the throttle is, and the pressure on the gas pedal. If that sensor is malfunctioning, the computer isn’t sure how much fuel to push to the engine, resulting in a slower car and loss of acceleration.

    Lastly, if the fuel injectors are dirty or failing, they will not provide the correct levels of fuel to the engine as they are supposed to. Since their job is to mist fuel into the correct cylinder (where it is lit by the spark plug), if they’re dirty or failing, they cannot perform that job accurately.

    How We Can Help You

    When you invested in a Mini, you invested in longevity, reliability, and quirky charm. We want to make sure that you can have that for as long as possible, so we here at Green Garage European Auto Centre are here to help you with any problems that may occur, including acceleration stumbling. Servicing a variety of European cars—including the classic British Mini—we offer our affordable and expert services to those in Winter Park and Orlando, Florida, as well as any visitors and passersby.

    Mini Cooper S on Road

    We ensure that the quality you receive at our shop matches the quality you have come to expect as a Mini owner, and we recognize that your car may have unique needs that we are only too happy to help with. Our specialized technicians create a positive and friendly environment where we make sure that your car comes away healthy and safe, and you come away happy. Whether you’re in need of a tune-up, routine maintenance, or a larger repair, we at Green Garage European Auto Centre are here to help!

    * Mini Cooper S on Road image credit goes to: ManuelGonzalezOlaecheaFranco.

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