Table 1 shows one common unknown or other related problems of the 1999 Hyundai Sonata.
| Problem Category | Number of Problems |
|---|---|
| Unknown Or Other problems |
Engine check light came on. Consumer took vehicle to dealer, and they could not find the problem. A year later, engine check light came back on. This time there was a grinding noise when pressing gas. While on highway with foot on brake, vehicle started to accelerate. When changing from park to drive vehicle would rev really high like it wanted to take off. Please provide any further information.
Alternator went out which made the electrical system to go out. Entire dashboard was not working, also, abs brakes and engine check lights kept blinking. There was an electrical smell. Dealer replaced alternator.
Noise like a helicopter is in the back seat,to dealer and wheel bearing are gone,parts unavaiable the second time(02/01) sec to backorder,same problem again 02/02)check engine light on sec to a cam sensor,sesor replaced, at 70mph lite come on and car stalls next is airbag light come on after seat is adjusted(driver) have never had to test them so can only hope that whe n car stalls they will deploy.
Air bag sensor light comes on and stays on. Consumer also stated the seatbelt light and engine light stayed on for 5 days.
Engine check light remains illuminated, indicating a malfunction within the system. Dealer cannot determine the cause . Please give any further details.