Three problems related to alternator/generator/regulator have been reported for the 2002 Hyundai Sonata. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Hyundai Sonata based on all problems reported for the 2002 Sonata.
My 2002 Hyundai Sonata radio comes on and off when ever it wants to and I notice when it rains it makes a really loud noise. I have to replace an alternator 3 times within the last 3 years. Not sure what could be causing this but it is very annoying. Please help!.
While driving at an undetermined speed, the battery light came on and the vehicle stalled. The problem was caused by alternator failure. The dealership indicated that there was a TSB for this issue. Houser dealership replaced the alternator with a different type and configuration. Another dealer replaced the battery, alternator and drive belt. All work was covered under warranty.
8/27/02 belt noise and burning rubber smell. The pulley belt was replaced. 1/33/03 recall on <a onmouseout="window. Status=''; return true 'automatic transmission'; return true;" onmouseout="window. Status=''; return true;">automatic transmission</a></a> would not shift out of first gear. Throttle body assembly was replaced. 9/8/03 car engine raced to 5000-6000 rpms, had to turn off ignition. Service department can find no explanation. 9/16/03 check engine light comes on. While in park, engine races to 5000 rpms. After 3 restarts at the ignition, the idle returns to normal. 9/21/03 check engine light comes on. Wait to take to dealership. 10/7/03 service department says they can find no problem. 10/23/03 check engine light comes on. Service department says there is a leak in the fill vent valve, repair. 12/18/03 recall service done. 5/9/04 check engine light comes on. Ignore, it goes off after two weeks. 8/6/04 check engine light comes on. Ignore, it goes off after two weeks. 11/4/04 while traveling on a highway, vehicle does not respond to braking. Collision occurs, acceleration continues, car spins out of control across two lanes and into a grassy field. I put it in park and shut off the ignition in order to stop the car from continuing into the fencepost. Patrolman said the throttle was open. Insurance company valued the vehicle a total loss. Recall campaign: the consumer could not slow down the vehicle. After impact the consumer stated that the engine was still racing and she was still pressing the brake. The emergency brake had to be pulled to stop the vehicle. The officer on the scene started the vehicle and the engine was still racing. Yhe battery and alternator were replaced.