VW MAF sensor ConcernsMAF= Mass Air Flow With some vehicles, you can expect you’re going to encounter certain concerns. It may not be a problem right away, but you know it’s coming down the pipe eventually. With Volkswagen gas engines, one such concern is the Mass Air Flow sensor, or MAF sensor. Here’s what happens: You’re driving along and need to scoot over a lane. You press the gas pedal to pass the guy beside you and your car burps and chugs, hesitating to speed up with any amount of vigor. Behind you, your attempt to speed up has just smoked out the traffic with rich, fuel-laden exhaust. You probably should’ve had that Check Engine light diagnosed sooner, because it’s trying to tell you the MAF sensor has a problem. With a MAF sensor issue, you may experience this type of situation, or a variety of others. It might be just that the Check Engine light is on and your car drives fine – for now. You migh ... read more