Power Train Related Problems of the 2012 Hyundai Sonata

Table 1 shows seven common power train related problems of the 2012 Hyundai Sonata. The number one most common problem is related to the power train (86 problems). The second most common problem is related to the transmission noise (two problems).


Recently reported Power Train problems of the 2012 Hyundai Sonata

The Power Train problem

Knock sensor needs to be replaced upon evaluation of an inspection on March 27, 2026. It failed a mission codes and upon my understanding the knock sensor one circuit range performance pink wonder single sensor is an engine failure as well as I did an odb test myself on may 19 of 2026 for the knox   Read details...

The Transmission Noise problem

While driving 25 miles on walnut st in rialto CA . All of a sudden my hybrid Hyundai Sonata made a grinding noise and stop responding I avoid hitting a car infront of me and approached the side walk messing up my right front bumper, when I finally stopped I put the car on park and it made a   Read details...

The Automatic Transmission problem

The contact owns 2012 Hyundai Sonata. The contact stated that the vehicle rolled away when the vehicle was turned off. The contact turned the vehicle off by the push to start button and did not realize that he never put the vehicle in park.   Read details...


Power Train related problems in other Hyundai Sonata model year vehicles:



Sonata Service Bulletins
Sonata Safety Recalls
Sonata Defect Investigations