1996 AUDI A6 Vehicle Speed Control Problems

ON THE MORNING OF FEBRUARY 11TH 2014, MY DAUGHTER WAS ON HER WAY TO SCHOOL WHEN HER VEHICLE BEGAN TO ACCELERATE ON ITS OWN. SHE BELIEVES SHE WAS GOING BETWEEN 25 AND 35 MILES PER HOUR WHEN THE VEHICLE BEGAN TO ACCELERATE AND TOPPED OUT AT 70 BEFORE SHE WAS ABLE TO GET IT TO SLOW DOWN. SHE STATED TO ME AFTER THE INCIDENT THAT SHE HAD TO PRESS BOTH FEET ON THE BRAKE PEDAL TO GET THE CAR TO STOP. FORTUNATELY THERE WAS NO ACCIDENT AND SHE WAS ABLE TO SAFELY PULL OVER TO THE SIDE OF THE ROAD. I TOOK HER CAR TO FRIEND'S HOUSE, DROPPED HER OFF AT SCHOOL AND TOOK HER VEHICLE TO SUNNY SIDE AUDI IN MIDDLEBURG OHIO. THEY FOUND THE SPEED CONTROL WAS MALFUNCTIONING. THEY TOLD ME THAT IT WOULD BE BETWEEN $800 AND $1000 TO REPAIR. I PAID THEM $138.00 TO DISCONNECT THE...

VEHICLE LOST ALL POWER UNDER NORMAL DRIVING ON LEVEL ROAD. ABOUT THE 8TH TIME IN THE PAST 6 MONTHS. INITIALLY CORRECTED BY REPLACING THE OXYGEN SENSORS WHICH CAUSED ENGINE TO RUN "LEAN". UNKNOWN CAUSE OF CURRENT PROBLEM. BIG SAFETY ISSUE IF POWER IS LOST WHILE ATTEMPTING TO ENTER TRAFFIC OR HIGHWAY OR LOSS OF POWER DURING TRAVEL ON HIGHWAY. ENGINE DOES NOT STALL, RPMS DROP WHEN ACCELERATOR IS DEPRESSED AND RETURNS TO "IDLE" RPMS WHEN RELEASING ACCELERATOR. CONSTANT "CHECK ENGINE LIGHT".