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2002 Mitsubishi Montero Sport

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2002 Mitsubishi Montero Sport do not stand out strongly from the model-year median of 33.

About this comparison →

How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

33 reports with mileage · 21 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Air Bags. Review the 11 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

14 crash reports0 fire reports11 injury reports

What owners actually said

54 reports
Mileage unknown · Sep 4, 2022
Electrical SystemFuel/propulsion System

I checked and there's several recalls on the vehicle and I purchase it last year from the dealership and I never received anything about the recalls and now my vehicle doesn't want to start it lock me out.

NHTSA ODI #11482835

Mileage unknown · Aug 3, 2021
Engine

I have a 2002 Mitsibishi Montero Sport.I was driving home from work, and all the sudden i couldn't steer. I had no steering, Lost power to vehicle and battery light came on. Wasnt sure what happened, looked under the hood and noticed belts were off. Went and got new ones and noticed when trying to put the mew belts on the bolt o…

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I have a 2002 Mitsibishi Montero Sport.I was driving home from work, and all the sudden i couldn't steer. I had no steering, Lost power to vehicle and battery light came on. Wasnt sure what happened, looked under the hood and noticed belts were off. Went and got new ones and noticed when trying to put the mew belts on the bolt on the crankshaft pulley was loose and the pin was broken making that pulley loose.I was lucky that I decided to take a street with less traffic otherwise I could of gotten into an accident.This should definitely be a RECALL.

NHTSA ODI #11427619

179,000 miles · Jun 23, 2018
Power Train

DRIVE MODE SELECTOR WILL NOT MOVE FROM THE AWD POSITION.

NHTSA ODI #11103604

140,000 miles · Sep 9, 2017
Fuel/propulsion SystemService BrakesStructure

THE HOOD FLEW UP WHEN SAFETY LATCH FAILED TO HOLD IT,, PLUS BRAKE LINE TROUBLES AS WELL AS GAS TANK FILL PIPE ALL RUSTED OUT,, HOOD WAS ON HIGHWAY AT ABOUT 30MPH AN WRAPPED ARROUND WINDSHIELD,,

NHTSA ODI #11022445

155,500 miles · Sep 6, 2017
Service Brakes

MY MECHANIC SAID THAT THE HYDRAULIC BRAKE BOOSTER HAS BEEN MANUFACTURED IMPROPERLY WHICH RESULTED IN LEAKAGE OF THE PRESSURIZED NITRGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE RESULTED IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED AND CAN DELAY FIRST TIME BRAKE BOOST…

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MY MECHANIC SAID THAT THE HYDRAULIC BRAKE BOOSTER HAS BEEN MANUFACTURED IMPROPERLY WHICH RESULTED IN LEAKAGE OF THE PRESSURIZED NITRGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE RESULTED IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED AND CAN DELAY FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME AND SHOULD BE ON THE SAFETY RECALL LIST NO. SR-01-008REVII. HE SAID THIS BULLETIN SUPERCEDES SR-01-008REVI. HE SAID THAT MITSUBISHI SHOULD REPLACE THE OLD HYDRAULIC BRAKE BOOSTER ACCUMULATOR WITH THE NEW MODEL. AFFECTED VEHICLES ARE 2001-2002 MITSUBISHI MODELS PRODUCED BEFORE 6/20/01. I DON'T KNOW THE EXACT DATE MY CAR WAS PRODUCED BUT THIS IS THE PROBLEM FOR SURE. I TOOK IT TO A SECOND MECHANIC AND HE AGREED. THE CAR DOES NOT STOP PROPERLY AND I AM VERY AFRAID TO DRIVE IT.

NHTSA ODI #11022029

175,000 miles · Mar 27, 2017
Service Brakes

MY MITSUBISHI MONTERO LIMITED STARTED MAKING A STRANGE NOISE FROM UNDER THE DASH WHILE DRIVING. ONE DAY WHILE DRIVING WHEN I APPLIED THE BRAKE THE PEDAL WENT ALL THE WAY TO THE FLOOR. I DID SOME RESEARCH AND FOUND A RECALL FOR THE BRAKE HYDRAULIC BOOSTER FOR THIS VEHICLE BUT MY VIN NUMBER IS NOT SHOWING A RECALL. WHEN I CONTACTE…

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MY MITSUBISHI MONTERO LIMITED STARTED MAKING A STRANGE NOISE FROM UNDER THE DASH WHILE DRIVING. ONE DAY WHILE DRIVING WHEN I APPLIED THE BRAKE THE PEDAL WENT ALL THE WAY TO THE FLOOR. I DID SOME RESEARCH AND FOUND A RECALL FOR THE BRAKE HYDRAULIC BOOSTER FOR THIS VEHICLE BUT MY VIN NUMBER IS NOT SHOWING A RECALL. WHEN I CONTACTED MITSUBISHI ALL THEY WOULD SAY IS IT'S NOT COVERED UNDER THE RECALL. I DON'T UNDERSTAND

NHTSA ODI #10968765

127,000 miles · Mar 12, 2017
Exterior Lighting

BOTH HEAD LIGHT BEAMS SOMETIMES DISAPPEAR WHEN SWITCHING TO HIGH BEAM WHILE DRIVING LEAVING YOU DRIVING IN THE DARK WITHOUT ANY LIGHTS.

NHTSA ODI #10960167

155,000 miles · Oct 21, 2015
Air BagsElectrical System

TL* THE CONTACT OWNS A 2002 MITSUBISHI MONTERO SPORT. WHEN THE STEERING WHEEL WAS TURNED LEFT OR RIGHT AT A CERTAIN ANGLE, THE HORN OF THE VEHICLE ACTIVATED INDEPENDENTLY. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT AN UNKNOWN MODULE RELATED TO THE AIR BAG AND A RELAY SWITCH NEEDED TO BE REPLACED…

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TL* THE CONTACT OWNS A 2002 MITSUBISHI MONTERO SPORT. WHEN THE STEERING WHEEL WAS TURNED LEFT OR RIGHT AT A CERTAIN ANGLE, THE HORN OF THE VEHICLE ACTIVATED INDEPENDENTLY. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT AN UNKNOWN MODULE RELATED TO THE AIR BAG AND A RELAY SWITCH NEEDED TO BE REPLACED. THE RELAY SWITCH WAS REPLACED, BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 155,000.

NHTSA ODI #10785008

195,016 miles · Oct 31, 2014
Structure

FRAME AND UNDERCARRIAGE ROT/RUST. WAS TOLD BY ONE SHOP ABOUT IN 2013 THAT I HAD ALOT OF RUST ON THE FRAME WHEN THEY REPLACED MY RUSTED BRAKE LINES.. THIS WEEK IN OCTOBER 2014 I HAD TO REPLACE A RUSTY FILL PIPE FOR MY GAS AND THE MECHANIC TOLD ME THAT I HAD MAJOR RUST ON THE FRAME AND UNDERCARRIAGE AND THAT A REAR END COLLISION …

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FRAME AND UNDERCARRIAGE ROT/RUST. WAS TOLD BY ONE SHOP ABOUT IN 2013 THAT I HAD ALOT OF RUST ON THE FRAME WHEN THEY REPLACED MY RUSTED BRAKE LINES.. THIS WEEK IN OCTOBER 2014 I HAD TO REPLACE A RUSTY FILL PIPE FOR MY GAS AND THE MECHANIC TOLD ME THAT I HAD MAJOR RUST ON THE FRAME AND UNDERCARRIAGE AND THAT A REAR END COLLISION OF ANY KIND COULD POTENTIALLY TOTAL MY CAR. *TR

NHTSA ODI #10651571

109,604 miles · Mar 14, 2014
Structure

BROUGHT 2002 MONTERO SPORT FOR INSPECTION INSPECTOR TOLD ME THE REAR FRAME AND UNDERCARRIAGE WAS ROTTEN VEHICLE WAS NOT TO BE DRIVEN. WHAT DO I DO WITH VEHICLE NOW THAT I JUST PAID IT OFF AND I CANT DRIVE? *TR

NHTSA ODI #10572507

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

RQ06007 · Brake Booster Accumulator Failure

Opened May 24, 2006 · Closed Oct 12, 2006

Status: closed (inferred from source dates) · Service Brakes, Hydraulic; Service Brakes, Hydraulic:fluid; Service Brakes, Hydraulic:power Assist; Service Brakes, Hydraulic:power Assist:hydraulic; Service Brakes, Hydraulic:power Assist:hydraulic:hoses, Lines/piping, And Fittings; Service Brakes, Hydraulic:power Assist:vacuum; Service Brakes, Hydraulic:power Assist:vacuum:hoses, Lines/piping, And Fittings

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.

Additional source detail variants (7)

Service Brakes, Hydraulic:fluid

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.

Service Brakes, Hydraulic

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.

Service Brakes, Hydraulic:power Assist:hydraulic:hoses, Lines/piping, And Fittings

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.

Service Brakes, Hydraulic:power Assist:hydraulic

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.

Service Brakes, Hydraulic:power Assist

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.

Service Brakes, Hydraulic:power Assist:vacuum:hoses, Lines/piping, And Fittings

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.

Service Brakes, Hydraulic:power Assist:vacuum

IN OCTOBER 2001, MITSUBISHI NOTIFIED THE AGENCY THAT IT WOULD CONDUCT A SAFETY RECALL (NHTSA RECALL NO. 01V-254) TO REMEDY A DEFECT CONDITION THAT COULD RESULT IN A LEAK OF PRESSURIZED NITROGEN GAS FROM THE HYDRAULIC BRAKE BOOSTER ACCUMULATOR IN APPROXIMATELY 39,000 MODEL YEARS (MY) 2001-2002 MITSUBISHI MONTERO VEHICLES PRODUCED FROM DECEMBER 12, 1999 THROUGH JUNE 20, 2001. ACCORDING TO MITSUBISHI, THE ACCUMULATOR THAT IS INSTALLED ON THE HYDRAULIC BRAKE BOOSTER MAY HAVE BEEN MANUFACTURED IMPROPERLY, WHICH OVER A PERIOD OF TIME MAY RESULT IN LEAKAGE OF THE PRESSURIZED NITROGEN GAS FROM INSIDE THE ACCUMULATOR. THE LOSS OF THIS GAS PRESSURE MAY RESULT IN AN ABNORMAL NOISE FROM THE LEFT SIDE OF THE DASH PANEL WHEN THE BRAKES ARE APPLIED, AND POSSIBLY A DELAYED FIRST TIME BRAKE BOOST ASSIST AFTER THE VEHICLE HAS BEEN PARKED FOR A PERIOD OF TIME.DURING RQ06-007, MITSUBISHI INDICATED THAT THE DECISION TO CONDUCT RECALL 01V-254 WAS BASED ON PROJECTED FAILURE RATES OF 36.5% WITHIN 2-YEARS OF SERVICE AND 100% IN THE FIRST 4-YEARS OF SERVICE. THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED RQ06-007 BASED ON SIX COMPLAINTS OF HYDRAULIC BRAKE BOOSTER ACCUMULATOR FAILURE IN THE APPROXIMATELY 23,335 MY 2002 MONTERO VEHICLES THAT WERE BUILT AFTER THE VEHICLES RECALLED IN 01V-254.ONE OF THE COMPLAINTS ALLEGED THAT THE FAILURE RESULTED IN A CRASH.DURING THE INVESTIGATION, ODI IDENTIFIED 20 CONSUMER COMPLAINTS AND 58 WARRANTY CLAIMS RELATED TO BRAKE BOOSTER ACCUMULATOR FAILURE IN THE SUBJECT VEHICLES, RESULTING IN A COMPLAINT RATE OF APPROXIMATELY 85 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.25%.MITSUBISHI?S PROJECTED ACCUMULATOR FAILURE RATES AT 2- AND 4-YEARS IN SERVICE FOR THE SUBJECT VEHICLES WERE 0.5% AND 1.3% RESPECTIVELY AND ODI?S ANALYSES PRODUCED SIMILAR RESULTS.ODI?S INVESTIGATION FOUND THAT THE INCIDENTS OF INCREASED BRAKE PEDAL EFFORT TYPICALLY OCCURRED WITHIN THE FIRST FEW SECONDS AFTER THE ENGINE WAS STARTED AND WERE ACCOMPANIED BY NOISE ASSOCIATED WITH THE ACCUMULATOR CHARGING.ODI?S INVESTIGATION OF THE CRASH INCIDENT CONCLUDED THAT IT COULD NOT BE ATTRIBUTED TO THE ALLEGED DEFECT CONDITION.ODI ALSO COLLECTED AND ANALYZED DATA FOR POST-REMEDY ACCUMULATOR FAILURES IN VEHICLES THAT HAD THE 01V-254 REPAIRS COMPLETED.MITSUBISHI PROVIDED DATA DURING THE INVESTIGATION THAT INDICATED 95% OF THE RECALLED VEHICLES HAD RECEIVED THE RECALL REMEDY.FOR THESE VEHICLES, THERE WERE 14 COMPLAINTS AND 249 WARRANTY CLAIMS IDENTIFIED, RESULTING IN A COMPLAINT RATE OF 28 PER 100,000 VEHICLES AND A WARRANTY CLAIM RATE OF 0.64%.ANALYSIS OF THESE FAILURES SHOWED A DECLINING TREND WITH INCREASING VEHICLE AGE, WITH ALMOST HALF OF THE WARRANTY CLAIMS OCCURRING WITHIN THE FIRST 12-MONTHS AFTER RECEIVING THE RECALL REMEDY. DUE TO THE LOW FAILURE RATES, ABSENCE OF RELATED CRASHES, AND NO INDICATION OF INCREASING FAILURE TRENDS IN EITHER THE SUBJECT VEHICLES OR POST-REPAIR RECALL POPULATION THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.