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Toyota Prius Vehicle Speed Control Safety Report | Jan 06, 2013



Reported on Jan 06, 2013


2011 PRIUS, USA EQUIPMENT PACKAGE FIVE. 20000 MILES DRIVEN -- RECOMMENDED SERVICE DONE EVERY 5000, INCLUDING THE 20000 SERVICE DONE LESS THAN 1000 MILES AGO. EASTBOUND ON I-78, A FEW EXITS WEST OF ALLENTOWN PA. SPEED LIMIT 65, RADAR CRUISE SET TO 68 AND DEFAULT THREE-BARS [MAX DISTANCE]. ALL WAS GOOD FOR 30 OR SO MILES OF ROLLING HILLS AND LIGHT TRAFFIC. THEN, WITH NO CHANGE IN TRAFFIC DENSITY OR AVERAGE TRAFFIC SPEED, THE PRIUS STARTED SLOWING DOWN -- AS WOULD BE QUITE APPROPRIATE IF THE DRIVER AHEAD OF ME HAD EASED UP ON THE GAS. 60, 55, 50, 45. NOT QUICKLY -- NO WHERE NEAR AS QUICKLY AS IF I WERE TO TURN OFF THE CRUISE. IT WAS AS THOUGH THERE WAS TRAFFIC SLOWING DOWN AHEAD AND THE RADAR WAS JUST RESPONDING TO IT. BUT THE TRAFFIC AHEAD WAS NOT SLOWING DOWN. NO BEEPS, NO BRAKE ASSIST -- THE PRIUS JUST GENTLY SLOWED DOWN -- IN FACT, THE 'CAR AHEAD' ICON WAS STILL DISPLAYED ON THE CRUISE INDICATOR -- BUT IN REALITY, THE CAR AHEAD WAS FAR BEYOND WHERE 'CAR AHEAD' SHOULD HAVE BEEN DISPLAYED. HE WAS STILL DOING 65 WHILE I WAS DOWN TO 45. I WAS WATCHING AHEAD AND BEHIND ME -- STILL WONDERING IF THE RADAR HAD SEEN SOMETHING I WAS MISSING -- AND DIDN'T REALLY RESUME ACTIVE CONTROL TILL CARS BEHIND STARTED TO GET CLOSE [I REALLY WAS CONCERNED THE PRIUS SAW SOMETHING I DIDN'T!]. AS THE CARS BEHIND GOT CLOSER, I JUST PUSHED DOWN ON THE GAS -- NEVER DE-ACTIVATED THE CRUISE -- AND WHEN BACK AT 60 OR SO, THE CRUISE AGAIN STARTED TO ACT 'NORMALLY'. THERE WERE NO CODES RECORDED, SO I DON'T EXPECT THE DEALER TO EVEN WANT TO LOOK AT IT. TOYOTA HAS NOT RESPONDED ON THIS ISSUE SO FAR [OTHER THAN TO SEND SPAM ADVERTISING EMAIL]. *TR
Make: Toyota
Model: Prius
Manufactured by: TOYOTA MOTOR CORPORATION
Year: 2011
Was a crash reported? N
Was an injury reported? 0 person(s) were injured.
Was a death reported? 0 person(s) died.
Was a fire reported? N
Location: BETHLEHEM PA
Vehicle Identification Number (VIN): JTDKN3DU3B1
Mileage: 20000 miles.
Speed: 65 MPH
Number of cylinders: 4
Vehicle type:
Vehicle fuel: HYBRID ELECTRIC
Was a police report filed? N
Tire size:
Dealer name and location:
Previous Report:Vehicle Speed Control Next Report:Steering

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