If you have driven your car a few miles and experience a hesitation during acceleration, possibly accompanied by illumination of the Check Engine Light, the problem may be related to a defective front oxygen sensor. An updated sensor is available to correct this problem.
Updated oxygen sensor available on Hyundai Entourage
5 people reported this problem
my check engine light is on . The vehicle is very sluggish. it hesitates on take off, and has poor acceleration at times . I was told the warranty does not cover that sensor ,m even though I have the extended warranty ....