Hyundai Sonata Complaints
17,026 consumer complaints on file.
- #10553817November 26, 2013AIR BAGS
TL* THE CONTACT OWNS A 2006 HYUNDAI SONATA. THE CONTACT STATED THAT THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 08V161000 (AIR BAGS). THE VEHICLE WAS TAKEN TO THE DEALER FOR THE RECALL REPAIRS HOWEVER, AFTER THE REPAIR THE AIR BAG WARNING LIGHT ILLUMINATED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 36,000.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553823November 26, 2013ELECTRICAL SYSTEM, STRUCTURE:BODY, ENGINE
WALKED OUT OF STORE I HAD BEEN SHOPPING IN FOR OVER AN HOUR AND CAR WAS IN FLAMES. THE FIRE INVESTIGATOR EXPLAINED IT AS AN ELECTRICAL SHORT THAT STARTED AT THE MAIN ENGINE WIRE HARNESS AND MELTED THE TUBING/WIRING ALL THROUGH THE ENGINE COMPARTMENT DOWN NEAR PASSENGER HEADLIGHT AND THE MELTING WIRES/TUBING/RUBBER DRIPPED AND IGNITED ON A PILE OF LEAVES UNDERNEATH THE CAR IN THE PARKING SPACE. THE RESULTING FIRE AND ELECTRICAL BURN MELTED ALL RUBBER PLASTIC,EXTERNAL BELTS, WIRE HARNESS, FRONT BUMPER, INTAKE MANIFOLD AND ANY PLASTIC RUBBER,FLUID LIDS, EXTERIOR PARTS SURROUNDING OR ATTACHED TO THE ENGINE. *TR
- Crash:
- No
- Fire:
- Yes
- Injuries:
- 0
- Deaths:
- 0
- #10553891November 26, 2013AIR BAGS
TL* THE CONTACT OWNS A 2006 HYUNDAI SONATA. THE CONTACT STATED THAT THE VEHICLE WAS REPAIRED UNDER NHTSA CAMPAIGN NUMBER: 08V161000 (AIR BAGS) HOWEVER, ONE WEEK LATER THE AIR BAG WARNING LIGHT ILLUMINATED INTERMITTENTLY. THE VEHICLE WAS TAKEN TO THE DEALER, AFTER THE RECALL WAS ANNOUNCED. HOWEVER, THE LIGHT IS STILL BLINKING. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 107,000. UPDATED 12/30/13*CN UPDATED 01/13/14
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553910November 26, 2013ENGINE
NO OIL IN THE ENGINE. NO INDICATION OF OIL LEAKAGE. NO LOW OIL PRESSURE OR LOW OIL LIGHT INDICATING THERE WAS A PROBLEM WITH LOW OIL. THE HYUNDAI DEALERSHIP HAS TOLD ME I NEED A NEW ENGINE. THE WAS NO INDICATION THAT THERE WAS A PROBLEM WITH THE CAR UNTIL THE CAR SUDDENLY STOPPED FUNCTIONING. THIS IS A PROBLEM WITH THIS AUTOMOBILE. I'VE SEEN THE SAME TYPE OF COMPLAINTS ON THE INTERNET. THE HYUNDAI SONATA SHOULD BE RECALLED TO FIX THE MALFUNCTIONING WARNING SYSTEM INDICATING THAT THERE IS A PROBLEM WITH LOW OIL PRESSURE OR LOW OIL LEVEL. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553669November 25, 2013POWER TRAIN
TL* THE CONTACT OWNS A 2013 HYUNDAI SONATA. THE CONTACT STATED THAT WHILE ATTEMPTING TO SHIFT INTO PARK, THE PIN DISENGAGED FROM THE GEAR SHIFTER. THE FAILURE RECURRED TWICE. THE VEHICLE WAS TOWED TO THE DEALER WHERE THE MECHANIC DIAGNOSED THAT THE SHIFT GEAR BOX WAS FRACTURED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE PROBLEM. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 15,000.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553671November 25, 2013ELECTRICAL SYSTEM, STRUCTURE
MY 2008 HYUNDAI SONATA WAS PARKED IN MY DRIVEWAY ON NOVEMBER 24, 2013 AT AROUND 11 AM. I OPENED MY TRUNK WITH THE REMOTE KEY AND THE TRUNK OPENED UP SO FAST, THE HINGE TOPS ON BOTH SIDES THAT SUPPORT AND GUIDE THE TRUNK LID BROKE OFF AT THE TOP. JUST DISINTEGRATED. THESE ARE DEFECTIVELY MANUFACTURED PLASTIC CAPS/COVERS ON THE TWO HYDRAULIC HINGES. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553711November 25, 2013STRUCTURE:BODY
TL* THE CONTACT OWNS A 2010 HYUNDAI SONATA. THE CONTACT STATED THAT THE REAR DRIVER AND PASSENGER'S SIDE DOOR HANDLES BECAME BECAME DISENGAGED. THE FAILURE WAS RECURRING. THE VEHICLE WAS NOT TAKEN TO A DEALER OR AN INDEPENDENT MECHANIC FOR REPAIRS. THE MANUFACTURER WAS NOT MADE AWARE OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 80,000.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553511November 23, 2013AIR BAGS
MY CAR WAS RECALLED FOR A FAULTY OCS SYSTEM. THIS SENSOR IS SUPPOSED TO DISABLE THE PASSENGER AIRBAG WHEN IT DETECTS A CHILD, BUT A RECALL WAS ISSUED BECAUSE THE SENSOR DISABLES THE AIRBAG EVEN FOR SOME ADULTS. I HAVE THIS PROBLEM TOO. I OFTEN NOTICE THAT THE "PASSENGER AIRBAG OFF" LIGHT ILLUMINATES WHEN CERTAIN ADULT PASSENGERS OVER 120 POUNDS SIT IN THE PASSENGER SEAT.. SO I BROUGHT MY CAR TO THE PACIFICO HYUNDAI DEALERSHIP IN PHILADELPHIA, AFTER EXAMINING MY VEHICLE, THE DEALERSHIP REPRESENTATIVE TOLD ME, IN NO UNCERTAIN TERMS, THAT THE MECHANIC VERIFIED THAT THE SYSTEM OPERATED CORRECTLY, DESPITE MY INSISTENCE THAT THE AIRBAG WAS TURNED OFF FOR SOME ADULT PASSENGERS. AS THE PURPOSE OF THE RECALL WAS TO FIX THE SENSOR FOR EXACTLY THE PROBLEM MY CAR WAS EXHIBITING, I WAS WORRIED THAT THE DEALERSHIP DID NOT CONDUCT THE PROPER TESTS. THE FACT OF THE MATTER IS THAT THE AIRBAG ON MY CAR IS DISABLED FOR SOME ADULT PASSENGERS. AFTER HOURS OF CALLING THE HYUNDAI HOTLINE AND SPEAKING WITH CUSTOMER REPRESENTATIVES, I WAS EVENTUALLY TOLD BY A CASE MANAGER THAT THE DEALERSHIP DID NOT PERFORM THE NECESSARY DIAGNOSTIC TEST, AND I SHOULD BRING IN MY VEHICLE AGAIN. THIS IS QUITE DISTURBING--IF THE DEALERSHIP LIED TO ME ABOUT CONDUCTING THE SAFETY TESTS, THEY VERY WELL COULD HAVE LIED TO OTHER CUSTOMERS AS WELL. HOW MANY OTHER HYUNDAI CAR OWNERS ARE DRIVING AROUND WITH A FAULTY AIRBAG BECAUSE THE DEALERSHIP LIED ABOUT CONDUCTING THIS SAFETY TEST? HOW MANY OTHER SAFETY RECALLS DID THEY VIOLATE? THE DEALERSHIP EXHIBITED WILLFUL NEGLECT IN COMPLYING WITH THIS SAFETY RECALL, AND THIS NEEDS TO BE ADDRESSED SO THEY DO NOT CONTINUE TO DO SO. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553526November 23, 2013STRUCTURE:BODY:DOOR
I AM FILING A COMPLAINT REGARDING THE DOOR HANDLES ON HYUNDAI VEHICLES. I DRIVE A HYUNDAI SONATA AND HAVE HAD THE DOOR HANDLE BREAK OFF THREE SEPARATE TIMES IN MY HAND. WHEN I HAVE TAKEN IT IN TO GET FIXED, I AM TOLD THAT THIS IS A COMMON OCCURRENCE, THEY REPLACE IT WITH THE SAME STYLE HANDLE AND SEND ME ON MY WAY. MY CONCERN WITH THIS, BESIDES THAT IT IS A KNOWN DEFECT THAT IS NOT COVERED BY THE COMPANY, IS THAT IT IS A SAFETY ISSUE. I HAVE A YOUNG CHILD IN A CARSEAT IN MY CAR WITH ME ALMOST ALWAYS. IF THE DOOR HANDLES CONTINUE TO BREAK OFF, THERE IS NO WAY FOR ME TO ENTER THE CAR FROM THE OUTSIDE AND SHE IS TRAPPED INSIDE THE CAR IN HER CARSEAT. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553298November 22, 2013POWER TRAIN, ELECTRICAL SYSTEM, ELECTRONIC STABILITY CONTROL (ESC)
I NOTICED A SHUDDERING AT 90,250 MILES, WHILE TRAVELING DURING THE WINTER AT AROUND 30-45 MPH, BUT WAS VERY INTERMITTENT, AND WOULD GO AWAY. THEN ON 10/9/2013 AT 102,515 MILES, FROM PARK, THE TRANSMISSION WOULD NOT ENGAGE INTO REVERSE OR DRIVE. I COULD HEAR THE TRANSMISSION SHIFT, BUT IT WAS NOT DISENGAGING FROM PARK. PER HYUNDAI SERVICE TECHNICIAN, THE TRANSMISSION WAS "JUNK" AND WOULD NEED TO BE REPLACED. I CONTACTED HYUNDAI CORPORATE, DURING WHICH TIME I WAS INFORMED THEY DIDN'T HAVE MY INFORMATION IN THEIR SYSTEM AND THAT IN FACT THERE WERE 2 RECALLS THAT THEY FAILED TO NOTIFY ME OF, AND WAS TOLD THAT IF I ALLOWED THE HYUNDAI SERVICE TO DO THE REPAIR RIGHT THEN, THAT I WOULD BE ELIGIBLE FOR THEIR POLICY REIMBURSEMENT. ONE OF THE RECALLS WAS AN ECM AND TCM SOFTWARE UPDATE IN WHICH SYMPTOMS WERE IMPROPER CLUTCHING AND DE-CLUTCHING OF GEARS WHEN ACCELERATING AND DECELERATING. THAT SHIFT QUALITY OVER TIME CAUSED UNDO STRESS ON THE GEARING CAUSING MY FAILURE. THE REPAIR WAS MADE, I THEN HAD TO PAY UPFRONT, AND A WEEK LATER THEY'VE DENIED MY POLICY REIMBURSEMENT CLAIM DUE TO FLUID BEING THE CAUSE OF FAILURE. I THEN PROVIDED THEM WITH FURTHER DOCUMENTATION SHOWING THAT THEIR OWN TECHNICIAN RE-USED 5 QUARTS OF MY ORIGINAL FLUID ON THE REPAIR ORDER, AND THAT I FOLLOWED THE MAINTENANCE RECORD THAT WAS SUGGESTED BY THEIR OWN TECHNICIANS ADVICE WHEN I PURCHASED THE VEHICLE. DRAIN AND FILL EVERY 30,000 MILES. THE LAST DRAIN AND FILL WAS ON JUNE 14, 2013. HYUNDAI DID NOT PROVIDE ME WITH ANY FLUID ANALYSIS OR SPECS TO SUPPORT THEIR DENIAL OF MY POLICY REIMBURSEMENT. I SAVED THE AGENTS VOICEMAIL OF THE DENIAL IN WHICH SHE STATED DUE TO "COLOR" AND THAT ALONE, WAS THE REASON WHY THE CLAIM WAS DENIED. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553308November 22, 2013STRUCTURE:BODY
TL* THE CONTACT OWNS A 2010 HYUNDAI SONATA. THE CONTACT STATED THAT THE FRONT AND REAR DRIVER'S SIDE DOOR HANDLES BECAME FRACTURED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 78,000.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553316November 22, 2013SERVICE BRAKES, EXTERIOR LIGHTING
TL* THE CONTACT OWNS A 2007 HYUNDAI SONATA. THE CONTACT STATED THAT BOTH HEADLIGHTS AND THE BRAKE LIGHTS FAILED INTERMITTENTLY. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBER: 13V113000 (EXTERIOR LIGHTING , SERVICE BRAKES, HYDRAULIC) AND CONTACTED THE MANUFACTURER, WHO STATED THAT THE VIN WAS NOT INCLUDED IN THE RECALL. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS UNKNOWN.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553176November 21, 2013VISIBILITY:SUN/MOON ROOF ASSEMBLY
I WAS DRIVING ON THE HIGHWAY HEARD WHAT SOUND LIKE AN EXPLOSION. ALMOST WRECK THE VEHICLE FROM THE NOISE IT MADE. MY CHILDREN STARTED TO SCREAM AND CRY. THEN I HEARD GLASS FLYING OFF MY CAR. PULLED OVER TO SEE THE SUNROOF WAS SHATTERED INTO A MILLIONS PIECES. I CALL HYUNDAI AND WAS TOLD THE ONLY SUNROOF RECALL THEY HAVE IS FOR THE VELOSTER WHICH FROM WHAT I WAS TOLD WAS THE SAME THING THAT HAPPENED TO ME. I HAVE NOT RECEIVED A CALL BACK FROM THE DEALERSHIP IN REGARDS TO MY CONCERNS ABOUT THIS ISSUE. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553204November 21, 2013STRUCTURE:BODY
PASSENGER-SIDE FRONT DOOR HANDLE FELL OFF- NO ACCIDENT OR OUTSIDE IMPACT. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10553099November 20, 2013AIR BAGS, SEAT BELTS, ELECTRICAL SYSTEM
THE DUMMY AIRBAG LIGHT IN MY 2006 SONATA HAS BEEN ON FOR A FEW YEARS. THE LAST TIME I BROUGHT IT IN TO SERVICE, IN JULY 2012- I WAS TOLD THAT MY PASSENGER SEAT MAY NEED TO BE SENT OUT, BUT THAT I WOULD ALSO NEED 2 NEW SEAT BELTS. I WAS TOLD THE AIR BAGS WOULDN'T DEPLOY IF I WAS IN AN ACCIDENT.THE MECHANIC WAS ABLE TO TURN THE DUMMY LIGHT OFF BUT ONLY FOR A DAY OR TWO. THIS NOVEMBER 2013, THE SEAT WAS SENT OUT TO CA UNDER A RECALL NOTICE I WAS SENT BY HYUNDAI, AND I PAID TO HAVE MY SEAT BELTS REPLACED, BUT I FEEL THE WHOLE THING IS RELATED AND SHOULD HAVE BEEN A RECALL. EVERYONE I HAVE SPOKEN TO ABOUT IT FEELS THE SAME WAY. THE SEAT BELT REPLACEMENT COST $350 PER SEAT EXCLUDING TAX. HYUNDAI HAS KNOWN OF THIS PROBLEM (THROUGH MY DEALER) SINCE JULY 2012 AND THE PROBLEM HAD BEEN ONGOING FOR MONTHS PRIOR TO ME TAKING IT IN FOR SERVICING, NOT REALIZING IT WAS A DANGEROUS SITUATION. I MISSED THE 5 YEAR 60K WARRANTY PROBABLY BY 10K MILES OR LESS. I WOULD LIKE TO KNOW HOW MANY OTHER SONATA OWNERS HAVE HAD TO REPLACE THEIR SEAT BELTS AND WHETHER OR NOT WE SHOULD BE SUING HYUNDAI TO HAVE THEM COVER THIS "REPAIR". I COULD GET NO STATISTICS FROM HYUNDAI WHEN I CALLED THEM REGARDING HOW MANY PEOPLE HAVE COMPLAINED ABOUT THIS PROBLEM. THE EXPLANATION PROVIDED TO ME IS THAT THEY ARE SEPARATE PROBLEMS, NOT INTER-RELATED AND THAT THE SEAT BELT ISSUE IS AN ELECTRICAL ISSUE AND THE SERVICE CENTER WAS GIVEN A CODE TO DIAGNOSE THE ISSUE. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10552853November 19, 2013SUSPENSION, ENGINE
THIS VEHICLE WAS TAKEN TO THE AUTHORIZED SERVICE CENTER OF HYUNDAI ON OCTOBER 29,2013 FOR THE SAFETY RECALLS RECEIVED FROM HYUNDAI MOTOR AMERICA (NHTSA CAMPAIGN NUMBER 13V-354 AND FAILURE OF OCS RECALL BY NHTSA).SINCE THE SERVICE PERSONNEL INSISTED TO DO 70,000 MILE SERVICE I AGREED AND AFTER 1 HOUR HE CALLED ME AND SAID THERE IS A LEAK IN THE RADIATOR HOSE. THIS CAR HAS ALWAYS BEEN SERVICED BY AUTHORIZED HYUNDAI SERVICE CENTERS AND ALWAYS HAD PERSISTENT PROBLEMS LIKE OIL LEAKS (CHANGED GASKETS (PAID$400), POWER STEERING LEAKS (PAID $300), BRAKE ROTORS PROBLEMS WHICH I HAD TO PAY $1300 TO REPLACE AT 30,000 MILES ETC ETC.THIS CAR COMES WITH 10 YEAR/100,000 BUMPER TO BUMPER WARRANTY THAT IS FAKE.I HAD ALSO PAID ($1200) FOR AN EXTENDED COVERAGE FOR THIS VEHICLE WHEN I BOUGHT THIS BRAND NEW. BUT HYUNDAI DID NOT HONOR IT SINCE IT WAS A DEALER PACKAGE AND THAT DEALER NO MORE EXIST. ON OCTOBER 29,2013 AFTER THE RECALL SERVICE I PAID $400 SINCE THE SERVICE MANAGER SAID HE DID ALL THAT IS URGENT FOR THIS CAR. NEXT DAY MORNING I FOUND MY CAR IN A POOL OF MULTIPLE FLUIDS.I DECIDED TO TAKE IT BACK TO THE HYUNDAI DEALER, BUT ON THE WAY THE CAR WAS ENGULFED IN SMOKE. I PULLED OVER TO THE GAS STATION WHICH HAD A WORK SHOP, FOUND THAT NO COOLANT IN THE CAR. THEY FILLED THE COOLANT AND PUT A NEW CLAMP ON THE HOSE WHICH WAS LOOSE. I MADE A COMPLAINT TO THE HYUNDAI MOTOR AMERICA AFTER 2 DAYS. CASE NUMBER IS 6156086. SINCE THEN I ESCALATED THE CASE CALLING THEM SEVERAL TIMES, BUT NO REASONABLE EFFORT FROM THERE SIDE TO HELP ME. ON NOVEMBER 13, THE CAR AGAIN BURNED AND GOT ENGULFED IN HUGE SMOKE WHEN MY WIFE WAS PARKING IN THE DRIVE WAY AFTER RETURNING FROM WORK. (I HAVE THE VIDEO ON MY CELL PHONE). AGAIN I CALLED HYUNDAI AMERICA AND THEY TOLD ME TO CONTACT THE DEALER. I CALLED THE DEALER (HYUNDAI OF PARAMUS) AND THEY SAID THE SERVICE MANAGER WILL CALL BACK. BUT NEVER DID. *TR
- Crash:
- No
- Fire:
- Yes
- Injuries:
- 0
- Deaths:
- 0
- #10552865November 19, 2013STRUCTURE, SEAT BELTS
I TOOK THE CAR IN FOR A RECALL ON THE OCS AND THE DEALER FOUND TWO FAULT CODES B1701 AND B1706 INDICATING THAT BOTH PASSENGER AND DRIVERS SIDE BELT PRETENSIONERS RESISTANCE IS TOO HIGH.I SEE THERE ARE MANY 2006 AND 2007 SONATAS WITH A SIMILAR ISSUE. WITH THE NUMBER OF REPEATED COMPLAINTS I THINK THERE SHOULD BE A SAFETY RECALL OR SOME REIMBURSEMENT FOR REPAIRS !!!!!!!!!!!! *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10552885November 19, 2013STRUCTURE:BODY
I WENT TO OPEN THE REAR DOOR AND THE HANDLE CAME OFF. APPEARS TO BE BROKEN SINCE I'M BEING TOLD BY HYUNDAI GURNEE SERVICE THAT IT HAS TO BE REPLACED. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10552928November 19, 2013ENGINE, POWER TRAIN
TL* THE CONTACT OWNS A 2010 HYUNDAI SONATA. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LAMP WAS ILLUMINATED AND THE VEHICLE HAD EXHIBITED STALLING FAILURES. THE TRANSMISSION ALSO FAILED TO SHIFT GEARS. THE VEHICLE WAS TAKEN TO THE DEALER. HOWEVER, THE TECHNICIAN WAS UNABLE TO DIAGNOSE AND DUPLICATE THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE FAILURE AND CURRENT MILEAGE WAS 16,500.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10552929November 19, 2013SUSPENSION
TL* THE CONTACT OWNS A 2006 HYUNDAI SONATA. THE CONTACT STATED THAT A LOUD NOISE WAS HEARD FROM THE FRONT END OF THE VEHICLE WHILE DRIVING AN UNKNOWN SPEED. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION WHERE THE FAILURE WAS LOCATED AT THE FRONT LOWER CONTROL ARM, WHICH WAS SEVERELY CORRODED. THE LOWER CONTROL ARM WAS REPLACED. THE FAILURE AND CURRENT MILEAGE WAS 159,000.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0