Ten problems related to equipment have been reported for the 2012 Hyundai Sonata Hybrid. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Hyundai Sonata Hybrid based on all problems reported for the 2012 Sonata Hybrid.
Warning check charging system do not drive stop safety issue.
After I exited the freeway while traveling to my mothers on thanksgiving day I was stopped at a light to turn left onto a street and when I tried to go the car would not move I had to push the gas peddle all the way down and when it finally went it jumped/jerked really bad which almost caused me to hit the car in front of me and after that it was going really slow. 2 days prior the car was lagging while slowing down to break seemed like the system wasn't reading that I want to slow down and stop which again almost caused me to have an accident. This car is a safety hazard and I only have 61,000 miles and I only had the car for 9 months. I was told it was the transmission and the car is still in the shop trying to figure out what is wrong.
My car looses acceleration in the middle of the way especially on highway. It happens fir multiple times.
Vehicle had just turned off highway onto a main road and there was a sound like a tire going out. We pulled over and exited vehicle and the tire was slanted on a diagonal. There happened to be a mechanic right there so he walked over and looked at it and determined it was the subframe. Car completely un-drivable. We were towed and had the subframe replaced.
I was driving on the freeway when my car started driving rough. It made some loud clicking sounds and started to misfire and stutter. The next day I took it to the mechanic and he said the oil was empty, but I had just had the car in for service a few months earlier and there was no problem. The check engine and oil lights didn't illuminate. He did an oil change and tune up. The car continued to ride rough. I took it back to the mechanic a few days later and the oil was low again. There was no oil leak. He checked everything again and said it appeared the spark plugs were failing. Two weeks later I had the same problem again. I added oil. I took it to another mechanic (I was out of town). He cleaned the spark plugs. Four days later the car started acting really horrible, making loud clanking noise and stuttering. I added oil again and took it back to my original mechanic. He treated the oil and asked me to come back in a week so he could monitor the problem. The car drove smooth and without any problem then one week later, while driving to the mechanic the car made loud clanking noise and a cloud of white smoke came from the car. I had it towed to the mechanic. He is looking to replace my engine. In all this the indicator lights never came on (oil or check engine).
"takata recall my 2012 Hyundai Sonata Hybrid limited is coming up with a warning signal "hybrid safety warning do not drive". And check brakethis has happened on three separate occasions. Taken to 3 different dealers and no body able to detect the problem. The car sounds an alarm and the message comes up on the dash above the steering wheel. Local dealership and customer care line cannot provide explanation or fix.
Check charging system light comes up, some times cant change from drive to reverse, other times change park to any other gear, have to turn the car off and on again . The car jumps when getting out of ev mode, hesitates when going out of ev mode, making it very dangerous at a intersection and u turns. I found so many complains about the Hyundai hybrid 2012 , . . . . . Same problems, how come nobody does anything ???.
Similar to NHTSA id numbers: 10546231 & 10582880 - "check brakes" . . . 2012 Hyundai Sonata Hybrid will not start or move (Apr 2014). From parked position, turned on vehicle (stepped on brake and depressed electronic ignition). Loud chimes occurred with message "check brakes". No brakes were on, car would not move forward/reverse. Car towed to dealer. . Dealer said it may take a few days to a week until "hybrid" expert can diagnos due to other hybrid's awaiting service! same "check brake" issue occurred 8-months ago (Aug 2013) and was "repaired" with service software update.
My 2012 Hyundai Sonata Hybrid limited is coming up with a warning signal "hybrid safety warning do not drive". This has happened on three separate occasions. The common factor has been that I was driving the car on a 95+ degree day and it happens when I pull in to park after driving for approximately 30 minutes. The car sounds an alarm and the message comes up on the dash above the steering wheel. The car gets stuck in park. I turn it off and restart it 30 minutes later after a cool off period. The local Hyundai dealership and Hyundai customer care line cannot provide an explanation nor fix. Hyundai seems unwilling and unable to run this issue up to their design engineers to find out what the light is designed to alert owners and mechanics about. I am concerned that the lithium battery may be a part of this "hybrid safety" problem. Since Hyundai does not know what the alert means, they cannot assure me that it is not the lithium battery causing this alert. They simply cannot diagnose it since they cannot make it replicate at the dealership.
While slowly moving downhill, on the freeway, during rush hour traffic, I attempted to change lanes and accelerated quickly. The switch from hybrid to gas engine interface only caused the engine to rev (increase rpm) without any gear being engaged. I quickly let off the peddle and depressed it again. It then engaged the transmission, narrowly averting an accident. This has happened 5-6 times since purchasing this car when traveling slowly and then trying to get a burst from the gas engine. I spoke with the dealership, and took it in for a check per their recommendation. They found nothing and could not reproduce it, although they did not try the same circumstance. They only attempted to stop and accelerate at which I said they wouldn't get it to happen that way.
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