DRIVING ON THE HIGHWAY. ENGINE CHECK LIGHT CAME ON. CAR WOULD ONLY DO 10 MILES PER HOUR ON A SUPERHIGHWAY - VERY VERY DANGEROUS. I WAS ABLE TO DRIVE 2 MILES THIS WAY ON VERY SIDE OF ROAD TO SIDE ROAD WHERE I PARKED. WHEN I STARTED IT UP AGAIN IT DROVE NORMALLY. THIS CHECK ENGINE LIGHT IS VERY DANGEROUS. I SEE THERE IS A LOT OF TROUBLE WITH NISSAN SENTRAS. ALOT OF TROUBLE. IT IS TIME FOR THIS GOVT AGENCY TO START WORKING FOR CONSUMERS AND STOP BEING FRONT MEN FOR CAR COMPANIES. THE CAR ONLY HAS 57000 MILES ON IT. I WAS SCARED OUT OF MY MIND AND VERY FRIGHTENED. I AM 73 YEARS OLD. *TR