2018 Hyundai Elantra GT Forward collision avoidance Problems

“On 6/27/24 while starting my car in the morning an ABS failure light came on, various other system failure lights came on and have stayed on since that day including Cruise Control and Auto Hold. My car only had 33,250 miles on it! I purchased for an OBDII Reader hoping the failure was just a Wheel Speed Sensor. Unfortunately, the error code registered in the ECU was C240201 “Motor Failure” I brought in my car to a very reputable Auto repair shop, and for a $139 diagnosis fee, they confirmed that the ABS Motor / Pump had failed. …”

“The collision warning system has failed 4 or 5 times since I bought the car new in March of 2019. When the system stops working, the warning Check BSD appears on the driver's display. A couple of times the system started working without service. Other times service was required. The last time Hyundai service said the system went out of calibration. No explanation of how that would occur. They re-calibrated the system. Of course, once the system stops working, I have to remember that I won't get a warning when changing lanes or parking, so I must be sure to use extra careful. …”

“when moving during heavy traffic the car, when braking, will suddenly stop or stop heavily at slow speeds. this causes passengers to be jolted as well as following cars. possible rear end collision is the effect as well. passenger safety of accident is a concern. no warning or indication has been shown at dash.”

“Parked car on street (facing slightly uphill) on Saturday morning, neutral weather conditions. Upon starting car several hours later, yellow warning lights were displayed for Collision Avoidance, ABS, and Stability Control. Yellow Auto Hold light was illuminated and could not be shut off. Message panel indicated that AEB system needed to be checked. Carefully operated car to attend scheduled event, seemed to operate normally on surface roads. Unable to obtain service on weekend. …”