2002 Mitsubishi Diamante Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2002 Mitsubishi Diamante, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Visibility7145.5%
- Engine3824.4%
- Electrical85.1%
- Transmission63.8%
- Brakes53.2%
- Powertrain (other)42.6%
- Fuel system42.6%
- Tires & wheels31.9%
- Body & structure31.9%
- Interior & seats21.3%
- Heating & air conditioning21.3%
- Driver assistance21.3%
- Airbags21.3%
- Other / unspecified21.3%
- Suspension21.3%
- Steering10.6%
- Seat belts10.6%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
THE HEATER CORE IS AN EXTREMELY DANGEROUS PROBLEM. THE WINDOWS IN THE CAR FOG UP SO BAD I COULDNT DRIVE THE CAR...HAD TO PULL OVER AND WIPE THE WINDOWS DOWN. BUT THE THING IS...I DIDNT KNOW WHAT THE PROBLEMS WAS...UNTIL I REALIZED THE WINDOWS WERENT JUST BEING FOGGED BY THE COLD, ECT IT WAS A TOXIC MIST FROM A HEATER CORE PROBLEM...I PULLED OVER 2 TIMES BECAUSE I GOT SICK...I NOTICED A MIST COMING OUT OF THE VENTS....SO ALL IN ALL I CALLED MITSUBISHI AND THEY REFUSE TO DO ANYTHING ABOUT THIS.THIS HEATER CORE PROBLEM CAN LEAD TO ACCIDENTS, SICKNESS, AND OTHE EXPENSIVE PROBLEMS IN THE CAR! THE FUMES ARE EXTREMELY TOXIC!!! THERE ARE 1000'S OF COMPLAINTS AND BLOGS ABOUT THIS PROBLEM...I'M SURE THERE ARE 100,000+ COMPLAINTS ABPOUT THIS PROBLEM. AND MITSUBISHI REFUSES TO HELP OR DO ANYTHING ABOUT THIS. I TOLD THEM, IS THIS GONNA TAKE A FATAL ACCIDENT FOR THEM TO DO SOMETHING?" THEY REPLIED, "IM NOT ANSWERING THAT!" I TOLD THEM THAT THEY SHOULD HAVE RECALLED THIS PROBLEM. THEY REPLIED, "SORRY BUT YOUR WARRANTY IS UP WE CAN'T DO NOTHING ABOUT IT." THIS HEATER CORE PROBLEMS LEADS TO FAULTY TRANSMISSION PROBLEMS, ELECTRICAL PROBLEMS, HAZERDOUS PROBLEMS, SICKNESS, INTERIOR OF THE CAR CAN BE RUINED BECAUSE ANITFREEZE LEAKS THROUGH THE DASH BOARD...WHERE MITSUBISHI PLACED THE HEATER CORE. MADE NO SENSE TO PLACE A HEATER CORE ABOVE THE ELECTRICAL COMPONENT OF THE TRANSMISSION. THEY REALLY MESSED UP HERE AND WILL NOT DO ANYTHING ABOUT THIS. I THINK THAT THE MEDIA SHOULD GET INVOLVED BECAUSE THEY PROBABLY WONT DO ANYTHING ABOUT IF SOMEONE DOESNT SPEAK UP! *TR
MY FRONT WINDSHIELD WAS FOGGING UP EVERY TIME I USED THE HEATER AND A SMELL OF COOLANT INSIDE MY CAR--NASTY FILM WAS LEFT, FOUND OUT IT WAS A HEATER CORE PROBLEM. SOMETIMES THE FOG WOULD TAKE 20 MINUTES TO CLEAR UP WITH DEFROSTER ON HIGHEST SETTINGS. THESE PROBLEMS ARE ALL OVER THE INTERNET WITH MITSUBISHI DIAMANTES. I AM SURPRISED THAT THESE HAVE NEVER BEEN RECALLED FOR SAFETY REASONS. *TR
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. THE CONTACT STATED THAT WHILE DRIVING AT 75 MPH, THE CONTACT ATTEMPTED TO BRAKE BUT THE BRAKES FAILED TO RESPOND WITHOUT ANY WARNINGS. THE VEHICLE CRASHED INTO A PASSENGER VAN. THE VEHICLE WAS DESTROYED. THE CONTACT MENTIONED THAT TWO MONTHS PRIOR TO THE FAILURE THE CHECK ENGINE LIGHT HAD ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSIS AND WAS INFORMED THAT THE VEHICLE MISFIRES, NEEDED SPARK PLUGS, A FUEL PUMP, A FUEL INJECTOR, AN EGR VALVE, AND THE ENGINE SURGED ERRATICALLY. THE FAILURE AND CURRENT MILEAGE WAS 140,000. UPDATED 12/06/12*LJ UPDATED 12/6/2012 *JS
THE HEATER CORE IS AN EXTREMELY DANGEROUS PROBLEM. THE WINDOWS IN THE CAR FOG UP SO BAD I COULDNT DRIVE THE CAR...HAD TO PULL OVER AND WIPE THE WINDOWS DOWN. BUT THE THING IS...I DIDNT KNOW WHAT THE PROBLEMS WAS...UNTIL I REALIZED THE WINDOWS WERENT JUST BEING FOGGED BY THE COLD, ECT IT WAS A TOXIC MIST FROM A HEATER CORE PROBLEM...I PULLED OVER 2 TIMES BECAUSE I GOT SICK...I NOTICED A MIST COMING OUT OF THE VENTS....SO ALL IN ALL I CALLED MITSUBISHI AND THEY REFUSE TO DO ANYTHING ABOUT THIS.THIS HEATER CORE PROBLEM CAN LEAD TO ACCIDENTS, SICKNESS, AND OTHE EXPENSIVE PROBLEMS IN THE CAR! THE FUMES ARE EXTREMELY TOXIC!!! THERE ARE 1000'S OF COMPLAINTS AND BLOGS ABOUT THIS PROBLEM...I'M SURE THERE ARE 100,000+ COMPLAINTS ABPOUT THIS PROBLEM. AND MITSUBISHI REFUSES TO HELP OR DO ANYTHING ABOUT THIS. I TOLD THEM, IS THIS GONNA TAKE A FATAL ACCIDENT FOR THEM TO DO SOMETHING?" THEY REPLIED, "IM NOT ANSWERING THAT!" I TOLD THEM THAT THEY SHOULD HAVE RECALLED THIS PROBLEM. THEY REPLIED, "SORRY BUT YOUR WARRANTY IS UP WE CAN'T DO NOTHING ABOUT IT." THIS HEATER CORE PROBLEMS LEADS TO FAULTY TRANSMISSION PROBLEMS, ELECTRICAL PROBLEMS, HAZERDOUS PROBLEMS, SICKNESS, INTERIOR OF THE CAR CAN BE RUINED BECAUSE ANITFREEZE LEAKS THROUGH THE DASH BOARD...WHERE MITSUBISHI PLACED THE HEATER CORE. MADE NO SENSE TO PLACE A HEATER CORE ABOVE THE ELECTRICAL COMPONENT OF THE TRANSMISSION. THEY REALLY MESSED UP HERE AND WILL NOT DO ANYTHING ABOUT THIS. I THINK THAT THE MEDIA SHOULD GET INVOLVED BECAUSE THEY PROBABLY WONT DO ANYTHING ABOUT IF SOMEONE DOESNT SPEAK UP! *TR
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. WHILE DRIVING AT 45 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE DEALER WAS UNABLE TO DIAGNOSE THE CAUSE OF THE FAILURE AND STATED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 02V100001 (ELECTRICAL SYSTEM.) THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 65,289.
TL* THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. THE CONTACT STATED THAT WHILE DRIVING AT 75 MPH, THE CONTACT ATTEMPTED TO BRAKE BUT THE BRAKES FAILED TO RESPOND WITHOUT ANY WARNINGS. THE VEHICLE CRASHED INTO A PASSENGER VAN. THE VEHICLE WAS DESTROYED. THE CONTACT MENTIONED THAT TWO MONTHS PRIOR TO THE FAILURE THE CHECK ENGINE LIGHT HAD ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSIS AND WAS INFORMED THAT THE VEHICLE MISFIRES, NEEDED SPARK PLUGS, A FUEL PUMP, A FUEL INJECTOR, AN EGR VALVE, AND THE ENGINE SURGED ERRATICALLY. THE FAILURE AND CURRENT MILEAGE WAS 140,000. UPDATED 12/06/12*LJ UPDATED 12/6/2012 *JS
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
I HAVE A '02 MITSUBISHI DIAMANTE AND I HAVE HAD PROBLEMS OUT OF THE HEATER CORE LEAKING AND NOW ITS AFFECTED MY ECU (COMPUTER) I CALL THE DEALERSHIP AND THEY WANT OUTRAGEOUS PRICES TO FIX OR EVEN CHECK MY CAR.. I THINK THAT SINCE ITS A PROBLEM FROM THE DEALER THEY SHOULD RECALL THESE CARS.. I KNOW I WILL NEVER BUY ANOTHER MITSUBISHI AND I WILL NEVER RECOMMEND THEM TO A FRIEND.. WHAT CAN BE DONE ABOUT THIS PROBLEM? *TR
I HAVE HAD THE TRANSMISSION REPLACED INCLUDING THE TORQUE CONVERTER $5000. I AM GOING ON MY SECOND POWER ANTENNA $300. THE MOST RECENT CALLED FOR A HEATER CORE REPLACEMENT $1050. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. THE CONTACT STATED THAT WHILE DRIVING AT 75 MPH, THE CONTACT ATTEMPTED TO BRAKE BUT THE BRAKES FAILED TO RESPOND WITHOUT ANY WARNINGS. THE VEHICLE CRASHED INTO A PASSENGER VAN. THE VEHICLE WAS DESTROYED. THE CONTACT MENTIONED THAT TWO MONTHS PRIOR TO THE FAILURE THE CHECK ENGINE LIGHT HAD ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSIS AND WAS INFORMED THAT THE VEHICLE MISFIRES, NEEDED SPARK PLUGS, A FUEL PUMP, A FUEL INJECTOR, AN EGR VALVE, AND THE ENGINE SURGED ERRATICALLY. THE FAILURE AND CURRENT MILEAGE WAS 140,000. UPDATED 12/06/12*LJ UPDATED 12/6/2012 *JS
ABS CONTROL MODULE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
I WAS DRIVING MY MITSUBISHI ACROSS THE UNIVERSITY BRIDGE ON 7-28-2017 AND SUDDENLY THE TRANSMISSION WENT OUT AND I WAS STUCK AND HAD NO POWER OF MOVEMENT,MY WIFE AND 3 Y.O.CHILD WERE PASSENGERS IN THE CAR,LUCKILY THE STATE PATROL CAME AND ASSISTED US.THE DEALER TOLD US THAT THIS CAR WAS MECHANICALLY SOUND AND HAD NO PROBLEMS OR ISSUES.THEY LIED TO US AND BY DOING SO THEY PUT OUR LIVES IN DANGER.THE DRIVERS SIDE AIR BAG WAS ALSO MISSING WHEN WE PURCHASED THE CAR.
MY WIFE WAS DRIVING ON THE INTERSTATE WHEN THE TRANSMISSION FAILED AND WOULD NO LONGER PROPEL THE VEHICLE. I HAVE RESEARCHED THE PROBLEM AND MULTIPLE PEOPLE HAVE HAD THE SAME PROBLEM. I DON'T UNDERSTAND WHY NO RECALL HAS BEEN MADE. THIS IS A VERY HAZARDOUS ISSUE, ESPECIALLY IF YOU ARE TRAVELING ON AN INTERSTATE. SHE HAD TO COAST THE CAR OVER AND WAS RAPIDLY LOOSING SPEED, A VERY DANGEROUS SITUATION. THE PROBLEM IS A FAULTY PART IN THE TRANSMISSION CALLED A WAVE SPRING. IN EVERY F4A51 MITSUBISHI TRANSMISSION, THIS HAS BEEN AN ISSUE. THE WAVE SPRING BREAKS, BYPASSES THE FILTER, ENTERS THE PUMP GEARS AND BREAKS THE PUMP, ENDING IN TRANSMISSION FAILURE. IT IS A COSTLY REPAIR, $1800-$2000. IT IS A FAULTY DESIGN, AND A BETTER AFTERMARKET WAVE SPRING WAS EVENTUALLY ENGINEERED. THIS SHOULD BE A RECALL. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. THE CONTACT STATED THAT WHILE DRIVING AT 75 MPH, THE CONTACT ATTEMPTED TO BRAKE BUT THE BRAKES FAILED TO RESPOND WITHOUT ANY WARNINGS. THE VEHICLE CRASHED INTO A PASSENGER VAN. THE VEHICLE WAS DESTROYED. THE CONTACT MENTIONED THAT TWO MONTHS PRIOR TO THE FAILURE THE CHECK ENGINE LIGHT HAD ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSIS AND WAS INFORMED THAT THE VEHICLE MISFIRES, NEEDED SPARK PLUGS, A FUEL PUMP, A FUEL INJECTOR, AN EGR VALVE, AND THE ENGINE SURGED ERRATICALLY. THE FAILURE AND CURRENT MILEAGE WAS 140,000. UPDATED 12/06/12*LJ UPDATED 12/6/2012 *JS
OCPL.COM EPNET.COM AUTO REPAIR REFERENCE CENTER MISUBISHI MOTORS TECH INFORMATION UPDATE TECHNICAL SERVICE BULLETIN NO: TSB-03-13-007 ODI ID NUMBER: 10152897 DATE: OCTOBER/2003 MODEL: 1997-2003 DIAMANTE MODELS PRODUCED BEFORE 7/7/03 PART: MR908180 DESC: FUEL TANK PUMP AND GAUGE ASSEMBLY SUBJ:LOW FUEL WARNING LIGHT ON SOME AFFECTED VEHICLES, THE LOW FUEL WARNING LIGHT MAY NOT ILLUMINATE UNTIL AFTER THE FUEL GAUGE REACHES "E". THE WARNING LIGHT SHOULD ILLUMINATE WHEN THERE IS APPROXIMATELY 3.7 GALLONS OF FUEL REMAINING. THE FUEL GAUGE SENDING UNIT HAS BEEN IMPROVED TO ELIMINATE CONDITION. IMPROVED PARTS HAVE A WHITE MARK LOCATED ABOVE THE LOWER FUEL WARNING THERMISTOR. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
AT ABOUT 95000 MILES I NOTICED THE VEHICLE BECOMING VERY HARD TO DRIVE WHENEVER THERE WAS SLIGHT MOISTURE OR SNOW ON THE ROADS. AFTER INSPECTING I NOTICED BOTH REAR WHEELS TIPPED IN AT THE TOP SUBSTANTIALLY. THE LEFT REAR WHEEL WAS ALSO TOWED OUT AT THE FRONT AND BOTH REAR TIRES WERE ALMOST COMPLETELY WORN EVEN THOUGH I HAD JUST REPLACED THEM ABOUT 25000 MILE PRIOR. I TOOK IT TO A LOCAL SHOP WHO INFORMED ME THAT THERE WAS A TECHNICAL SERVICE BULLETIN OUT FOR BUSHINGS THAT PRESS INTO THE REAR KNUCKLES WEARING PREMATURELY. I HAVE SINCE MOVED THE FRONT TIRES TO THE REAR AND THOSE HAVE COMPLETELY WORN OUT. I UNDERSTAND I WILL NEED TO HAVE THESE BUSHINGS REPLACED AND HAVE THE SUSPENSION ALIGNED TO FIX THE PROBLEM. THIS IS A HUGE EXPENSE AND WITHOUT KNOWING WHAT TO LOOK FOR THE VEHICLE GOES FROM A NICE RIDE TO ALMOST IMPOSSIBLE TO DRIVE IN A VERY SHORT TIME. I BELIEVE THIS IS A HUGE SAFETY CONCERN AND ALOT OF PEOPLE WILL BE UNAWARE OF THE PROBLEM OR CONTINUE TO DRIVE THE VEHICLE THIS WAY BECAUSE IT IS VERY EXPENSIVE TO FIX. *TR
HEATER CORE HOSES LEAKED BY 34K MILES - SEEPING ANTI FREEZE INTO PASSENGER SIDE CARPET, SMELLING OF SYRUP, AND FOGGING UP WINDOWS WHEN THEY NEEDED TO BE DEFOGGED. ALSO, TIRES WERE NOISY FROM FIRST DRIVE. AT 36.5K MILES THEY ARE VERY BAD, VIBRATING ENTIRE CAR AND MAKING EXTREME ROAD NOISE. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
I HAVE A '02 MITSUBISHI DIAMANTE AND I HAVE HAD PROBLEMS OUT OF THE HEATER CORE LEAKING AND NOW ITS AFFECTED MY ECU (COMPUTER) I CALL THE DEALERSHIP AND THEY WANT OUTRAGEOUS PRICES TO FIX OR EVEN CHECK MY CAR.. I THINK THAT SINCE ITS A PROBLEM FROM THE DEALER THEY SHOULD RECALL THESE CARS.. I KNOW I WILL NEVER BUY ANOTHER MITSUBISHI AND I WILL NEVER RECOMMEND THEM TO A FRIEND.. WHAT CAN BE DONE ABOUT THIS PROBLEM? *TR
NOTICED FAINT SMELL OF ANTI FREEZE APPROXIMATELY 9 MONTHS AGO. HAD PROBLEMS WITH DEFROSTER CLEARING WINDOWS. ALSO, SEEMED TO GET BETTER (OR MAYBE I GOT USED TO THE SMELL). NOW NOTICED PASSENGER SIDE FLOOR CARPET IS SOAKED WITH ANTI FREEZE. OBVIOUSLY A PROBLEM WITH THE HEATER CORE OR THE HOSE(S) WHICH CONNECT TO IT ARE LEAKING. CAR HAS 92000 MILES, AND IS WELL MAIN. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
I OWN A 2002 MITSUBISHI DIAMANTE CAR, I BOUGHT THIS CAR IN 02 SINCE THE 1ST DAY I BOUGHT THE CAR THERE WAS PROBLEMS. THE COMPUTER IN THE CAR WENT CRAZY MY CHECK ENGINE LIGHT,,CRUISE CONTROL,ANTI LOCK BRAKE, TCL LIGHT ALL STARTED FLASHING . I TOOK THE CAR BACK TO THE DEALER & THEY REPLACED THE COMPUTER BUT IT DIDN'T WORK THEY PUT 3 COMPUTERS IN SINCE THEN, THESE LIGHTS ARE STILL ON TILL THIS DAY. IN 06 MY TRANS BLEW I TOOK THE CAR BACK TO THE DEALER THEY REPLACED MY TRANS THE CAR STILL DOESN'T RIDE RIGHT. MY A/C TURNS ON BUT NOTHING COMES OUT SOMETIMES. IN THE WINTER THE INSIDE OF MY CAR BECOMES A FOG ALL OVER MY WINDOWS AND IT WONT STOP FOGGING UP. A SMELL IS COMING OUT OF MY VENTS LIKE A COFFEE SMELL & IM INHALING THIS SMELL WHENEVER IM IN THE CAR I HAVE TO GO TO A DOCTOR TO GET CHECKED OUT TO SEE IF I HAVE HEALTH ISSUES .MY SUN ROOF LEAKS WHEN IT RAINS,I TOOK MY CAR BACK TO THE DEALER TO HAVE ALL THESE ISSUES FIXED BUT THEY NEVER DID I PURCHASED THE CAR IN 02 THE WARRANTY LASTED 02-05 B/C THAT IS WHEN MY WARRANTY EXPIRED. WHEN I CALL THEY TELL ME I HAVE TO PAY OUT OF POCKET B/C THE WARRANTY EXPIRED. THIS ISN'T FAIR TO ANY MITSUBISHI OWNER I SHOULDN'T HAVE TO PAY TO HAVE MY CAR FIXED NOW AFTER THE WARRANTY WHEN ALL THE SAME PROBLEMS HAVE BEEN RECURRING SINCE I PURCHASED THE CAR AND THEY NEVER FIXED IT TO BEGIN WITH. I CAN UNDERSTAND IF I WAS THE ONLY PERSON WITH THESE PROBLEMS I DECIDED TO SEARCH THE INTERNET TO SEE IF ANYONE ELSE OWNED MY MAKE AND MODEL OF MY CAR TO SEE IF THEY HAD SIMILAR PROBLEMS SURE ENOUGH I CAME ACROSS A WEBSITE CALLED WWW.CARSURVEY.ORG/VIEWCOMMENTS_REVIEW_76426.HTML THERE'S OVER 50 PEOPLE WITH THE SAME PROBLEMS I HAVE WITH MY CAR.MITSUBISHI SHOULD FIX THESE PROBLEMS AND STAND BY THERE CARS. I CALLED CORPORATE HEADQUARTERS TODAY & WAS TOLD THERE'S NOTHING THEY CAN DO B/C ITS OUT OF WARRANTY. *TR
BAD HEATER CORE, LEAKING O-RINGS. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Heating & air conditioning
Reports naming the heating, ventilation and air-conditioning system.
From owner reports, verbatim
WINDOWS FOGGED UP, SMELL OF ANTIFREEZE AND CARPET IS WET ON FRONT PASSENGER SIDE. *TR
THIS IS THE SECOND TIME I AM COMPLAINING ABOUT THE SAME PROBLEM. THE END OF JUNE 2006 I DROVE TO WORK AND REACHED DOWN TO PICK SOME STUFF UP OFF THE PASSENGER SIDE FLOOR MAT. IT ENDED UP BEING SOAKED. AT FIRST I THOUGHT SOME WATER HAD COME IN BECAUSE THE PAST FEW DAYS OUR AREA HAD TORRENTIAL RAINS. WHEN I GOT HOME THE NEXT DAY I TOOK UP THE FLOOR MAT TO DRY IT OUT AND NOTICE ALL THE LIQUID UNDER IT WAS GREENISH YELLOW. IN MY MIND I WENT CRAZY BECAUSE THE SAME THING HAD HAPPENED TO ME A YEAR AND 2 WEEKS EARLIER. ONCE AGAIN THE HEATER CORE BECAME FAULTY AND POURED THE ENGINE COOLANT INTO THE PASSENGER SPACES. WONDERFUL, SINCE MY WIFE WAS 8 MONTHS PREGNANT, GREAT FOR HER TO BE BREATHING THOSE CHEMICALS. I HAVE TO SAY I WAS FORTUNATE THAT IT DIDN'T LEAK ON ANY OF THE COMPUTER COMPONENTS, LIKE HAS HAPPENED TO OTHERS, ESPECIALLY WHILE I WAS DRIVING. WOULD HAVE DEFINITELY CAUSED A SAFETY ISSUE. IT JUST BLOWS MY MIND THAT I HAVE HAD TO PAY FOR THE SAME SERVICE TWICE IN ABOUT A YEAR, ON A CAR THAT HAS LESS THAN 80,000 MILES ON IT. I REALLY HOPE THE NHTSA LOOKS INTO MAKING THIS A RECALL ISSUE, BECAUSE IT IS JUST HAPPENING TO TOO MANY CONSUMERS. JUST IMAGINE ALL THOSE PEOPLE WHO DON'T EVEN KNOW THEY CAN FILE A COMPLAINT. YES, I KNOW THERE WERE NO DEATHS OR INJURIES IN MY CASE, BUT WHEN THE COOLANT LEAKS ON THE COMPUTER BRAIN OF THE CAR, IT COULD BECOME A REAL ISSUE IF DRIVING ON THE HIGHWAY OR NAVIGATING CROWDED STREETS IN TOWN. THE POWER STEARING OR ANTILOCK BRAKES WOULD SHUT DOWN IF THE COMPUTER CRASHED FROM GETTING WET.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
I OWN A 2002 MITSUBISHI DIAMANTE CAR, I BOUGHT THIS CAR IN 02 SINCE THE 1ST DAY I BOUGHT THE CAR THERE WAS PROBLEMS. THE COMPUTER IN THE CAR WENT CRAZY MY CHECK ENGINE LIGHT,,CRUISE CONTROL,ANTI LOCK BRAKE, TCL LIGHT ALL STARTED FLASHING . I TOOK THE CAR BACK TO THE DEALER & THEY REPLACED THE COMPUTER BUT IT DIDN'T WORK THEY PUT 3 COMPUTERS IN SINCE THEN, THESE LIGHTS ARE STILL ON TILL THIS DAY. IN 06 MY TRANS BLEW I TOOK THE CAR BACK TO THE DEALER THEY REPLACED MY TRANS THE CAR STILL DOESN'T RIDE RIGHT. MY A/C TURNS ON BUT NOTHING COMES OUT SOMETIMES. IN THE WINTER THE INSIDE OF MY CAR BECOMES A FOG ALL OVER MY WINDOWS AND IT WONT STOP FOGGING UP. A SMELL IS COMING OUT OF MY VENTS LIKE A COFFEE SMELL & IM INHALING THIS SMELL WHENEVER IM IN THE CAR I HAVE TO GO TO A DOCTOR TO GET CHECKED OUT TO SEE IF I HAVE HEALTH ISSUES .MY SUN ROOF LEAKS WHEN IT RAINS,I TOOK MY CAR BACK TO THE DEALER TO HAVE ALL THESE ISSUES FIXED BUT THEY NEVER DID I PURCHASED THE CAR IN 02 THE WARRANTY LASTED 02-05 B/C THAT IS WHEN MY WARRANTY EXPIRED. WHEN I CALL THEY TELL ME I HAVE TO PAY OUT OF POCKET B/C THE WARRANTY EXPIRED. THIS ISN'T FAIR TO ANY MITSUBISHI OWNER I SHOULDN'T HAVE TO PAY TO HAVE MY CAR FIXED NOW AFTER THE WARRANTY WHEN ALL THE SAME PROBLEMS HAVE BEEN RECURRING SINCE I PURCHASED THE CAR AND THEY NEVER FIXED IT TO BEGIN WITH. I CAN UNDERSTAND IF I WAS THE ONLY PERSON WITH THESE PROBLEMS I DECIDED TO SEARCH THE INTERNET TO SEE IF ANYONE ELSE OWNED MY MAKE AND MODEL OF MY CAR TO SEE IF THEY HAD SIMILAR PROBLEMS SURE ENOUGH I CAME ACROSS A WEBSITE CALLED WWW.CARSURVEY.ORG/VIEWCOMMENTS_REVIEW_76426.HTML THERE'S OVER 50 PEOPLE WITH THE SAME PROBLEMS I HAVE WITH MY CAR.MITSUBISHI SHOULD FIX THESE PROBLEMS AND STAND BY THERE CARS. I CALLED CORPORATE HEADQUARTERS TODAY & WAS TOLD THERE'S NOTHING THEY CAN DO B/C ITS OUT OF WARRANTY. *TR
MAKING A RIGHT TURN INTO A PARKING STALL. PUT ON BRAKE, TO STOP, CAR ACCELERATED OVER CURB INTO BUILDING. MR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
I WAS DRIVING MY MITSUBISHI ACROSS THE UNIVERSITY BRIDGE ON 7-28-2017 AND SUDDENLY THE TRANSMISSION WENT OUT AND I WAS STUCK AND HAD NO POWER OF MOVEMENT,MY WIFE AND 3 Y.O.CHILD WERE PASSENGERS IN THE CAR,LUCKILY THE STATE PATROL CAME AND ASSISTED US.THE DEALER TOLD US THAT THIS CAR WAS MECHANICALLY SOUND AND HAD NO PROBLEMS OR ISSUES.THEY LIED TO US AND BY DOING SO THEY PUT OUR LIVES IN DANGER.THE DRIVERS SIDE AIR BAG WAS ALSO MISSING WHEN WE PURCHASED THE CAR.
TL* THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. THE CONTACT STATED THAT SHE WAS INVOLVED IN A FRONTAL CRASH WHILE DRIVING APPROXIMATELY 35 MPH. THE CONTACT WAS INJURED AS A RESULT AND A POLICE REPORT WAS FILED. NONE OF THE AIR BAGS DEPLOYED UPON IMPACT. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOT CONTACTED. THE VIN WAS NOT AVAILABLE. THE CURRENT AND FAILURE MILEAGE WAS APPROXIMATELY 88,000. UPDATED 12/15/10. *LJ UPDATED 12/27/10
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
I OWN A 2002 MITSUBISHI DIAMANTE CAR, I BOUGHT THIS CAR IN 02 SINCE THE 1ST DAY I BOUGHT THE CAR THERE WAS PROBLEMS. THE COMPUTER IN THE CAR WENT CRAZY MY CHECK ENGINE LIGHT,,CRUISE CONTROL,ANTI LOCK BRAKE, TCL LIGHT ALL STARTED FLASHING . I TOOK THE CAR BACK TO THE DEALER & THEY REPLACED THE COMPUTER BUT IT DIDN'T WORK THEY PUT 3 COMPUTERS IN SINCE THEN, THESE LIGHTS ARE STILL ON TILL THIS DAY. IN 06 MY TRANS BLEW I TOOK THE CAR BACK TO THE DEALER THEY REPLACED MY TRANS THE CAR STILL DOESN'T RIDE RIGHT. MY A/C TURNS ON BUT NOTHING COMES OUT SOMETIMES. IN THE WINTER THE INSIDE OF MY CAR BECOMES A FOG ALL OVER MY WINDOWS AND IT WONT STOP FOGGING UP. A SMELL IS COMING OUT OF MY VENTS LIKE A COFFEE SMELL & IM INHALING THIS SMELL WHENEVER IM IN THE CAR I HAVE TO GO TO A DOCTOR TO GET CHECKED OUT TO SEE IF I HAVE HEALTH ISSUES .MY SUN ROOF LEAKS WHEN IT RAINS,I TOOK MY CAR BACK TO THE DEALER TO HAVE ALL THESE ISSUES FIXED BUT THEY NEVER DID I PURCHASED THE CAR IN 02 THE WARRANTY LASTED 02-05 B/C THAT IS WHEN MY WARRANTY EXPIRED. WHEN I CALL THEY TELL ME I HAVE TO PAY OUT OF POCKET B/C THE WARRANTY EXPIRED. THIS ISN'T FAIR TO ANY MITSUBISHI OWNER I SHOULDN'T HAVE TO PAY TO HAVE MY CAR FIXED NOW AFTER THE WARRANTY WHEN ALL THE SAME PROBLEMS HAVE BEEN RECURRING SINCE I PURCHASED THE CAR AND THEY NEVER FIXED IT TO BEGIN WITH. I CAN UNDERSTAND IF I WAS THE ONLY PERSON WITH THESE PROBLEMS I DECIDED TO SEARCH THE INTERNET TO SEE IF ANYONE ELSE OWNED MY MAKE AND MODEL OF MY CAR TO SEE IF THEY HAD SIMILAR PROBLEMS SURE ENOUGH I CAME ACROSS A WEBSITE CALLED WWW.CARSURVEY.ORG/VIEWCOMMENTS_REVIEW_76426.HTML THERE'S OVER 50 PEOPLE WITH THE SAME PROBLEMS I HAVE WITH MY CAR.MITSUBISHI SHOULD FIX THESE PROBLEMS AND STAND BY THERE CARS. I CALLED CORPORATE HEADQUARTERS TODAY & WAS TOLD THERE'S NOTHING THEY CAN DO B/C ITS OUT OF WARRANTY. *TR
WHILE DRIVING ON THE HIGHWAY THE VEHICLES WHEEL CAME OFF. THE BRAKE DRUM AND SOME OF THE AXLE WAS STILL ATTACHED TO THE WHEEL. THIS INCIDENT CAUSED THE DRIVER TO RUN INTO A WALL. THE DRIVER SUSTAINED AN INJURED BACK, NECK AND SIDE . THIS WAS REPORTED TO MITSUBISHI. *NLM.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
AT ABOUT 95000 MILES I NOTICED THE VEHICLE BECOMING VERY HARD TO DRIVE WHENEVER THERE WAS SLIGHT MOISTURE OR SNOW ON THE ROADS. AFTER INSPECTING I NOTICED BOTH REAR WHEELS TIPPED IN AT THE TOP SUBSTANTIALLY. THE LEFT REAR WHEEL WAS ALSO TOWED OUT AT THE FRONT AND BOTH REAR TIRES WERE ALMOST COMPLETELY WORN EVEN THOUGH I HAD JUST REPLACED THEM ABOUT 25000 MILE PRIOR. I TOOK IT TO A LOCAL SHOP WHO INFORMED ME THAT THERE WAS A TECHNICAL SERVICE BULLETIN OUT FOR BUSHINGS THAT PRESS INTO THE REAR KNUCKLES WEARING PREMATURELY. I HAVE SINCE MOVED THE FRONT TIRES TO THE REAR AND THOSE HAVE COMPLETELY WORN OUT. I UNDERSTAND I WILL NEED TO HAVE THESE BUSHINGS REPLACED AND HAVE THE SUSPENSION ALIGNED TO FIX THE PROBLEM. THIS IS A HUGE EXPENSE AND WITHOUT KNOWING WHAT TO LOOK FOR THE VEHICLE GOES FROM A NICE RIDE TO ALMOST IMPOSSIBLE TO DRIVE IN A VERY SHORT TIME. I BELIEVE THIS IS A HUGE SAFETY CONCERN AND ALOT OF PEOPLE WILL BE UNAWARE OF THE PROBLEM OR CONTINUE TO DRIVE THE VEHICLE THIS WAY BECAUSE IT IS VERY EXPENSIVE TO FIX. *TR
NOTICED RECENTLY PURCHASED REAR TIRES WERE BALDING ON INSIDE CAMBER AND A NOISE WAS DETECTED WHEN ROUNDING CORNERS. WENT TO REPLACE TIRES AND THE MECHANIC "COULD NOT ALIGN THE CAR WITHIN MFGR SPECS". BROUGHT TO THE DEALER SERVICE DEPARTMENT AND WAS ADVISED THE REAR BUSHINGS NEEDED TO BE REPLACED. SEEMS LIKE AND UNUSUAL REPAIR FOR A CAR OF ITS AGE AND MILEAGE. THE REPAIR IS SCHEDULED TO BE COMPLETED THIS WEEK. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
JANUARY 12, 2005 ONE COLD MORNING I NOTICED THAT THE REVERSE GEAR DID NOT GO IN AS FAST AS IT SHOULD IT TOOK LIKE 1 MINUTE TO GO INTO GEAR, WHEN COLD IT WOULD JOLT BEFORE ADVANCING IN DRIVE. TOOK IT TO THE DEALER, THEY DID NOT FIND ANYTHING, SO I PICKED UP THAT SAME AFTERNOON, NEXT MORNING SAME PROBLEM. I TOOK THE CAR BACK ON JAN 19, LEFT IT OVER NIGHT AND THEY FOUND IT TOOK A COUPLE OF MINUTES TO GO INTO GEAR, THEREFORE, THEY DECIDED TO LOOK AT THE TRANSMISSION, THE CAR HAS BEEN AT THE DEALER SINCE 1/20 THRU 2/7, AFTER SEVERAL DISCUSSIONS THEY HAVE TOLD ME IT IS THE HEATING CORE DRIPPING ON TOP OF THE COMPUTER DAMAGING THE SENSORS, TODAY 2/8 THE CAR WOULD NOT GO INTO GEAR AT ALL. I HAVE HAD GREASE WITH THE SEAT BELTS, THEY HAD TO BE CHANGED AT 3600 MILES, THE TIRES (EAGLE) HAD TO BE REPLACED AT 18,000MIES, THE BRAKES STARTING ACTING UP AT 6000 MILES, THE STEERING STARTED VIBRATING AT 12,000 MILES. BOTTOM LINE THIS CAR IS A MESS, SUCKS AND MITSUBISHI DOES NOT WANT TO BE RESPONSIBLE FOR ANY OF THOSE PROBLEMS, THIS IS A BIG LEMON!*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
THE BUCKLES IN BACK OF THE CAR SEAT DOES NOT HOLD THE STRAPS IN PLACE THEY COME LOOSE JUST BY CARING THE CAR SEAT. I ENTERED IN A DIFFERENT MODEL NUMBER THEN WHAT MY CAR SEAT MODEL NUMBER IS BECAUSE YOU DO NOT HAVE IT IN YOUR SYSTEM MY MODEL NUMBER FOR MY CAR SEAT IS 22-325 PAC GB1B. SORRY BUT I NEEDED THIS COMPLAINT PUT IN IMMEDIATLY BECAUSE I DO NOT NEED ANYTHING BAD HAPPENING TO MY BABY BECAUSE OF HIS CAR SEAT THAT HAS A SERIOUS DEFAULT THAT NEEDS TO BE RECALLED. (RELATED VEHICLE INFORMATION: MODEL YEAR=2002, MAKE=MITSIBISHI, MODEL=DIAMANTE). *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .