2001 Toyota Tacoma

Problems, recalls and owner-reported issues

Structure is the leading concern among 401 owner complaints filed for this model year. This is the 7th highest complaint count among 26 Tacoma model years with reports.

Complaints by model year
  1. 401

Of the 2001 reports, 41 involved a crash and 4 involved a fire. 36 people were injured and 7 people died.

Primary concernStructure227 reports · 57% of complaints
Owner complaints401Filed with NHTSA
Recall relationship6 safety recallsNHTSA campaign records

What owners report most often

  1. Structure227
  2. Suspension81
  3. Other or unspecified40
  4. Air bags21
  5. Steering20
  6. Service brakes19
  7. Power train15
  8. Tires14

Recalls and investigations

  1. Tires, temporary/emergency spare tireNov 23, 2012

    Toyota is recalling certain model year 2001 through 2004 Tacoma light trucks manufactured from August 28, 2000, through August 27, 2004, and originally sold, or currently registered, in the following cold climate states with high road salt usage: Connecticut, Delaware, Illinois, Indiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia, West Virginia, Wisconsin, and the District of Columbia. The spare tire in the subject vehicles is located underneath the rear of the vehicle and held by a spare tire carrier. A lift plate on the carrier is used to help raise, lower and retain the tire. During its manufacture, the lift plate may not have been sufficiently coated with anti-corrosion materials. If the plate is insufficiently coated and the vehicle is operated in cold climate regions where road salts are frequently used, road spray can reach the carrier assembly and corrode the lift plate.

    Corrosion of the plate could cause it to break, which could result in detachment of the spare tire from the vehicle. Detachment of the spare tire could result in a road hazard which may increase the risk of a vehicle crash.

    Toyota will notify owners, dealers will inspect the vehicle and replace the spare tire carrier lift plate as necessary, free of charge. The recall began in February 2013. Owners may contact their Toyota dealer or the Toyota Customer Experience Center at 1-800-331-4331.

    Campaign 12V542000 on NHTSA.gov

  2. Exterior lightingJul 17, 2006

    CERTAIN AJ MOTORSPORT COMBINATION LAMPS SOLD AS REPLACEMENT LAMPS FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. COMBINATION LAMPS NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

    LACK OF AMBER SIDE REFLECTORS IN THE LAMPS WILL DECREASE LIGHTING VISIBILITY TO OTHER DRIVERS AND MAY POSSIBLY RESULT IN A VEHICLE CRASH.

    AJ MOTORSPORT WILL NOTIFY OWNERS AND OFFER REIMBURSEMENT FOR THE LAMPS. THE RECALL BEGAN ON JULY 31, 2006. OWNERS MAY CONTACT AJ MOTORSPORT AT 626-618-2026.

    Campaign 06E065000 on NHTSA.gov

  3. Exterior lightingMar 23, 2006

    CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

    WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICLE CRASH WITHOUT WARNING.

    PRO-A MOTORS WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE LAMPS. THE RECALL BEGAN ON APRIL 3, 2006. OWNERS MAY CONTACT PRO-A MOTORS AT 323-838-2988.

    Campaign 06E026000 on NHTSA.gov

  4. Suspension, front, control arm, lower ball jointMay 17, 2005

    ON CERTAIN SPORT UTILITY VEHICLES, DUE TO A MANUFACTURING ISSUE IN THE FRONT SUSPENSION LOWER BALL JOINT, THERE IS A POSSIBILITY THAT THE SURFACE OF THE BALL OF THE JOINT MAY HAVE BEEN SCRATCHED. THE BALL JOINT MAY EVENTUALLY EXPERIENCE EXCESSIVE WEAR AND LOOSENESS, RESULTING IN INCREASED STEERING EFFORT.

    THE LOWER BALL JOINT MAY SEPARATE FROM THE KNUCKLE CAUSING LOSS OF STEERING CONTROL AND A CRASH COULD OCCUR.

    DEALERS WILL REPLACE THE FRONT SUSPENSION LOWER BALL JOINTS FREE OF CHARGE. THE RECALL BEGAN ON JULY 5, 2005. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.

    Campaign 05V225000 on NHTSA.gov

  5. Fuel system, gasoline, delivery, hoses, lines/piping, and fittingsMay 19, 2003

    ON CERTAIN PICKUP TRUCKS, DURING SIDE IMPACT NCAP TEST (I.E. LINCAP TEST), A FLANGE AT THE REAR END OF THE DOUBLE CAB BODY DEFORMED AND INTERFERED WITH THE FUEL INLET HOSE THAT CONNECTS THE FUEL FILLER PIPE AND FUEL TANK, RESULTING IN DAMAGE TO THE FUEL INLET HOSE.

    THIS DAMAGE COULD RESULT IN FUEL LEAKAGE, WHICH COULD RESULT IN A FIRE IF IN THE PRESENCE OF AN IGNITION SOURCE.

    DEALERS WILL INSTALL A FUEL HOSE PROTECTOR ON THE BODY FLANGE. OWNER NOTIFICATION BEGAN JUNE 3, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT TOYOTA AT 1-800-331-4331.

    Campaign 03V189000 on NHTSA.gov

  6. Tires, sidewallJun 7, 2001

    VEHICLE DESCRIPTION: 4X2 TRUCKS EQUIPPED WITH TU4 WHITE LETTER TIRE UPGRADE OPTION AND DISTRIBUTED BY SOUTHEAST TOYOTA DISTRIBUTORS IN THE STATES OF ALABAMA, FLORIDA, GEORGIA, NORTH AND SOUTH CAROLINA. TIRE DAMAGE MAY HAVE OCCURRED DUE TO IMPROPER INSTALLATION, WHICH COULD CAUSE THE TIRE TO DEFLATE OR A BULGE APPEARING IN THE SIDEWALL OF THE TIRE.

    AN IMPROPERLY INFLATED TIRE COULD RESULT IN VEHICLE HANDLING PROBLEMS OR A BLOW OUT OF AN IMPROPERLY INSTALLED TIRE.

    DEALERS WILL CHECK ALL FOUR TIRES, REBALANCE AND, IF NECESSARY, REPLACE ANY DAMAGED TIRE. OWNER NOTIFICATION BEGAN JULY 3, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT SOUTHEAST TOYOTA AT 1-800-301-6859.

    Campaign 01V186000 on NHTSA.gov

Representative owner complaints: service brakes

19 reports, newest first. Show all

  1. Service brakes, Jul 9, 2020

    OUR 2001 TOYOTA TACOMA 4WD DOUBLE CAB (WITH 143,000 MILES AND EXCELLENT CONDITION) ABS CONTROL UNIT FAILED SOMETIMES IN EARLY JAN 2020. AFTER WE SEARCHED FOR REPLACEMENT PART ON TOYOTA DEALERS' WEBSITES, THEY SHOWED "THIS PRODUCT IS NO LONGER AVAILABLE." OUR SHOP SEARCHED AND WAS TOLD BY TOYOTA DEALERS THE SAME THING. I CONTACTED DEALERS AND THEY SAID NOTHING THEY COULD DO BUT TO CONTACT TOYOTA MOTOR NORTH AMERICA IN PLANO, TEXAS. WE ALONG WITH OUR SHOP SEARCHED FOR USED/RECYCLED PART ACROSS AMERICA. WE FOUND ONE FROM OREGON BUT IT DID NOT WORK AFTER INSTALLATION. MARCH 17, 2020, WE CONTACTED TOYOTA IN PLANO, TEXAS, WITH A LETTER TO CHRIS NIELSEN, EXECUTIVE VICE PRESIDENT OF PRODUCTS SUPPORT & CHIEF QUALITY OFFICER, ABOUT THIS ABS CONTROL UNIT WITH A "SAFETY ISSUE" AS MY FAMILY AND 10 OF THOUSANDS OF OTHER TOYOTA OWNERS WHO HAD STUCK OR HAVE BEEN STUCK WITH THIS "SAFETY ISSUE." TOYOTA RESPONDED MARCH 27, 30, 31, APRIL 6, 8, BUT REFUSED TO ADDRESS THE "SAFETY ISSUE." FINALLY, ON APRIL 9, TOYOTA SAID THERE WAS NOTHING THEY COULD DO. WHEN I ASKED IF WE, ALONG WITH THOUSAND OF OTHER TOYOTA OWNERS ARE STUCK WITH THIS "SAFETY ISSUE"? TOYOTA RESPONDED BY SAYING WE GOT THERE PHONE NUMBER AND ADDRESS IF WE HAVE OTHER QUESTIONS. MEANWHILE, ON APRIL 3, 2020, WE FOUND A SECOND UNIT, BUT IT AGAIN FAILED AFTER 2 MONTHS. THESE ARE EXPENSIVE UNITS EVEN A USED ONE AND IT WAS VERY EXPENSIVE TO INSTALL AND TO UNINSTALL. MOST IMPORTANTLY, WE AND THOUSAND OF OTHER TOYOTA OWNERS ACROSS AMERICA ARE STUCK WITH THIS "SAFETY ISSUE" BECAUSE NO PART WAS AVAILABLE ANYWHERE WITHIN US. IT IS NOT JUST 2001 AS OTHER YEARS USED THE SAME PART. TOYOTA KNEW LONG AGO AND DECIDED NOT TO PRODUCE THEM ANYMORE AND THAT IS WHY PEOPLE ACROSS AMERICA ARE STUCK WITH THIS, KNOWN OR UNKNOWN. I WOULD NOT BE SURPRISED IF THERE HAVE BEEN FATALITIES INVOLVED THIS ABS CONTROL UNIT BUT NO ONE KNEW ABOUT IT.

  2. Steering, Other or unspecified, Service brakes, Mar 20, 2016

    RUST SEEMS TO BE COMING OFF BY THE HANDFULS AND PIECES THICK ENOUGH THAT I AM CONCERNED. I LOOKED UNDER MY TRUCK AND AMONG OTHER THINGS, METAL LINES (BRAKE, STEERING, NOT SURE), THE GAS TANK, AND STEERING LINKAGE BECAME MY BIGGEST CONCERN. BY THE THICKNESS OF RUST I HAVE GOTTEN FROM MY VEHICLE I AM CERTAIN IT IS NOT SURFACE RUST. HOW MUCH WILL SOMETHING RUST BEFORE IT BECOMES A FAILURE, ESPECIALLY WITH A LINE UNDER PRESSURE SUCH AS BRAKE LINES? THE LAST TIME I FILLED UP I NOTICED GAS LEAKING ON THE CONCRETE. I AM NOT SURE IF IT IS COMING FROM THE TANK ITSELF OR NOT.

  3. Suspension, Power train, Service brakes, Sep 12, 2013

    WHILE DRIVING HEARD A SKIDDING SOUND, LOOK UNDER TRUCK LOST TRD PLATES, ROTTED BECAME LOSE AND FELL. UNDER CARRIAGE CORRODED. *TR

  4. Service brakes, Hydraulic, Structure, Aug 21, 2013, crash

    TL* THE CONTACT OWNS A 2001 TOYOTA TACOMA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 10 MPH, THE BRAKES WOULD NOT RESPOND CAUSING HIM TO CRASH INTO THE REAR OF ANOTHER VEHICLE. THE PASSENGER IN THE SECOND VEHICLE SUSTAINED NECK AND BACK INJURIES ALTHOUGH THE CONTACT WAS NOT INJURED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSIS. THE MECHANIC STATED THAT THE BRAKES HAD FAILED BECAUSE THE STRUT AND SHOCK HAD DISMOUNTED FROM THE VEHICLE DUE TO SEVERE RUST ON THE DRIVER'S SIDE UNDER CARRIAGE. THE VEHICLE WAS INCLUDED IN A MANUFACTURER'S RECALL WHERE THE UNDER CARRIAGE WAS TREATED WITH A ANTI-CORROSION COATING. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THE RECALL HAD EXPIRED. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 61,000. *TR

  5. Service brakes, Mar 23, 2013

    THE BRAKES FAILED DUE TO LOSS OF HYDRAULIC FLUID. THIS OCCURRED SUDDENLY. THE STEEL HYDRAULIC BRAKE LINE HAS CORRODED AND RUPTURED WITHIN AN INCH OF WHERE IT CONNECTS TO THE BRAKE BIAS VALVE NEAR THE LEFT REAR WHEEL. UPON INSPECTION OF THE AREA AROUND THE BRAKE BIAS VALVE, THE BIAS VALVE ITSELF, THE BOLTS SECURING THE BIAS VALVE, AND THE BRAKE LINES SEVERE CORROSION WAS OBSERVED. THE INSPECTOR WHO HAS 35 YEARS OF EXPERIENCE WORKING ON TOYOTAS REGARDS THIS CORROSION AS ABNORMAL FOR ANY VEHICLE OF THIS AGE. THE VEHICLE'S FRAME WAS COATED WITH A SUBSTANCE THAT IS SUPPOSED TO PREVENT CORROSION UNDER A TOYOTA RECALL IN OCT. 2010. THIS SUBSTANCE WAS SPRAYED ON THE BRAKE LINE WHICH RUPTURED AS WELL. THE INSPECTOR FEELS THAT THE COATING IS ACTUALLY ACCELERATING THE CORROSION. THE INSPECTOR OBSERVED THE COATING PEALING OFF OF THE TRUCK'S FRAME IN LARGE SHEETS. *TR

  6. Steering, Suspension, Service brakes, Feb 9, 2013, crash

    I HAD MADE A LEFT TURN ONTO FREEWAY ENTRANCE RAMP, STARTED ACCELERATING TO GET UP TO SPEED. AT APPROXIMATELY 30MPH THERE WAS A LOUD BANG/POP NOISE AND THE VEHICLE FRONT LEFT DROPPED DOWN. I HUNG ON TO TRY AND KEEP VEHICLE UNDER CONTROL AS IT TOOK AN SHARP LEFT HAND TURN TOWARDS A POLE. EVEN THOUGH THE BRAKE PEDAL WENT TO THE FLOOR I WAS ABLE TO SOME HOW GET THE VEHICLE STOPPED BEFORE THE PASSENGER SIDE HIT THE POLE WHERE MY 1 YEAR OLD DAUGHTER WAS RIDING. I HAD THE TRUCK CHECKED FOR RECALLS IN LATE 2008 WHEN I PURCHASED IT. THE REPORT SAID BALL JOINT RECALL WAS VIN # SPECIFIC AND THAT THIS TRUCK WAS NOT IN THE VIN RANGE. AFTER THE INCIDENT HAPPENED, I CALLED TOYOTA HOTLINE FOR ASSISTANCE AND EVEN THOUGH THIS IS THE SAME CONDITION, AND PART THAT IS FAILING ON THE VEHICLES IN RANGE THEY SAID, "THAT SENSE THE RECALL IS VIN SPECIFIC, THERE'S NOTHING WE CAN DO, AND WE CAN'T JUST ADD A VEHICLE TO THE RECALL". SO, NOW I'M STUCK WITH A WRECKED VEHICLE, BUT VERY THANKFUL THAT I DIDN'T HIT THE POLE WHERE MY DAUGHTER WAS SITTING. THIS NEEDS TO BE ADDRESSED AND ALL TACOMA'S THAT CONTAIN THIS STYLE BALL JOINT BE FIXED BEFORE SOME ONE DOES GET KILLED. *TR

  7. Vehicle speed control, Service brakes, Jan 16, 2013

    AT SPEED ABOVE 60 MPH ,WHILE THE CRUISE CONTROL IS ON BRAKE PEDAL IS VERY HARD AND NO RESPONSE,AND ALL THE TIME BRAKE IS WEEK AT SPEED ABOVE 30MPH.VERY DANGEROUS. *TR

  8. Suspension, Service brakes, May 15, 2012

    TL* THE CONTACT OWNS A 2001 TOYOTA TACOMA SR 5 EXTENDED CAB. THE CONTACT WAS DRIVING 3-4 MPH WHEN THE VEHICLE DROVE OVER A ROAD BUMP AND THE LOWER BALL JOINT PROCEEDED TO DETACHED FROM THE PASSENGER SIDE FRONT TIRE. THE VEHICLE THEN UNEXPECTEDLY DRIFTED FORWARD THREE FEET. THE VEHICLE WAS TOWED TO A LOCAL REPAIR SHOP WHERE IT WAS CONFIRMED THAT THE LOWER BALL JOINT DETACHED AND NEEDED TO BE REPLACED, ALONG WITH THE BRAKE LINE. THE MANUFACTURER WAS CONTACTED AND THEY CONFIRMED THE VIN FAILED TO QUALIFY FOR REPAIRS UNDER NHTSA CAMPAIGN ID NUMBER:05V225000 (SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT). THE FAILURE AND CURRENT MILEAGES WERE 129,660.

  9. Service brakes, Hydraulic, Structure, Nov 25, 2009

    TL* THE CONTACT OWNS A 2001 TOYOTA TACOMA. THE EMERGENCY/PARKING BRAKE WOULD NOT ENGAGE. THE VEHICLE WAS TAKEN TO A LOCAL MECHANIC FOR INSPECTION. THE MECHANIC DISCOVERED CORROSION ON THE FRAME AND THE BRAKE LINKAGE. HE THEN ADDED THAT THE VEHICLE WAS NON-REPAIRABLE. THE CURRENT AND FAILURE MILEAGES WERE 159000.

  10. Service brakes, Hydraulic, Structure, Oct 5, 2008

    THERE HAS BEEN NO INCIDENT AS OF YET. THE TRUCK WAS TAKEN TO THE DEALERSHIP AFTER WE WENT TO HAVE THE BRAKES FIXED AND WERE TOLD THAT THE FRAME OF THE TRUCK WAS RUSTING THROUGH. THE DEALER INFORMED US THAT THE RECALL ON OUR TRUCK WOULD NOT BE PUT THROUGH FOR ANOTHER 30 DAYS. AND THAT OUR TRUCK WAS SAFE TO DRIVE. HOW EVER I FEEL THAT IT IS UNSAFE TO DRIVE SINCE YOU CAN PUT YOUR HAND THROUGH THE FRAME WHERE IT HAS RUSTED. THIS IS OUR ONLY VEHICLE AND WE CANNOT AFFORD TO PURCHASE ANOTHER AT THIS TIME. THE TRUCK IS A 2001 AND THIS IS 2008, THIS TRUCK IS USED FOR DAILY NEEDS AND GENERAL RIDING. *TR

  11. Suspension, Service brakes, Hydraulic, Sep 16, 2005

    DT: THE CONTACT STATED THERE WAS A TOYOTA RECALL ON 2004-2004 TOYOTA TACOMAS REGARDING THE FRONTAL BALL JOINTS. THE CONSUMER HAS A 2001 TOYOTA TACOMA WHICH DID NOT FALL UNDER THE RECALL CAMPAIGN, BUT THE CONSUMER HAD TO REPLACE BOTH FRONT BALL JOINTS ON JUNE 8, 2004. THERE WAS A VIBRATION AND A RUBBING NOISE COMING FROM THE FRONT END OF VEHICLE. THIS WAS THE SAME PROBLEM THAT WAS STATED IN THE RECALL. THE CONSUMER CONTACTED THE MANUFACTURER; THEY OPENED A CASE AND DID PROVIDE THE CONSUMER WITH CASE NUMBER 200508100951. *AK THE ROTORS AND PADS WERE REPLACED.

  12. Service brakes, Hydraulic, Feb 7, 2005

    WHILE BRAKING AT NY SPEED CONSUMER HEARD A GRINDING NOISE, AND THE PEDAL PULSATED. DEALERSHIP REPAIRED THE FRONT BRAKE ROTORS. *AK

  13. Service brakes, Hydraulic, Oct 12, 2004

    THE CONSUMER STATED THAT THE BRAKES PADS ON HIS VEHICLE WAS WEARING OUT TOO FAST. HE STATED HE IS CONSTANTLY REPLACING THEM EVERY 3 MONTHS. *JB

  14. Service brakes, Hydraulic, Nov 29, 2002

    THE BRAKE AND ACCELERATOR PEDAL WAS DESIGNED TOO CLOSE TOGETHER, CONSUMER STATED WHEN HE WENT TO PRESS THE BRAKE HE ALSO PRESSED THE ACCELERATOR PEDAL. PH *JB

  15. Suspension, Service brakes, Hydraulic, Power train, Sep 16, 2002

    THE VEHICLE HAD BEEN TO THE DEALERSHIP SEVERAL TIMES TO CORRECT A DEFECT IN THE TRANSMISSION WHEN CONSUMER WOULD MAKE AN ATTEMPT TO STOP, THE DEALER INFORMED CONSUMER THE CONDITION WAS DUE TO A SLIP JOINT IN THE DRIVE SHAFT WHICH NEEDED TO BE LUBRICATED AND WAS A NORMAL MAINTENANCE ISSUE, BUT ALSO STATED THE CONDITION WAS DUE TO THE DRIVE SHAFT SEIZING UP, THE SHOCKS AND REAR BRAKES WAS REPLACED.*JB

  16. Service brakes, Hydraulic, Jan 8, 2002

    FRONT BRAKES MAKES LOUD CLICKING NOISE WHEN BACKING UP, AND I'VE BEEN TOLD TOLD THAT THE NOISE IS NORMAL FROM THE SHIFTING BRAKES PADS. PLEASE ADVISE

  17. Suspension, Service brakes, Hydraulic, Air bags, Oct 17, 2001, crash

    CONSUMER WAS TRAVELING 55MPH ON HIGHWAY AND THERE WAS A NOISE LOCATED IN REAR END. DEALERSHIP REPLACED REAR END. CONSUMER'S SON WAS TRAVELING ON HIGHWAY, A DEER RAN IN FRONT OF HIM, HE APPLIED BRAKES AND LOST CONTROL OF VEHICLE/ RAN INTO A TREE. VEHICLE WAS TOTALED. DEALERSHIP WAS AWARE OF PROBLEM. DRIVER'S SIDE AIRBAG DEPLOYED AFTER HE WAS CLIMBING OUT OF VEHICLE.*AK

  18. Service brakes, Hydraulic, Sep 25, 2001

    CONSUMER COULD HEAR A GRINDING NOISE WHEN MAKING A SLOW RIGHT TURN OR PULLING INTO A PARKING SPACE, DEALER FOUND CONTAMINATED BRAKE PADS AND REPLACED THEM, HOEWVER NOISE CONTINUED, CONSUMER ALSO NOTICED THAT VEHICLE WOULD NOT COME TO A COMPLETE STOP, DEALER FOUND THAT ABS SENSOR WAS INSTALLED INCORRECTLY AND MADE REPAIRS. *SLC

  19. Service brakes, Hydraulic, Parking brake, Jul 20, 2001

    WHILE DESCENDING A MODERATELY STEEP DIRT ROAD WE EXPERIENCED A TOTAL FAILURE OF THE HYDRAULIC AND EMERGENCY BRAKING SYSTEMS. VEHICLE WAS COASTED TO A STOP ON A FLAT AREA OF ROAD. AFTER APPROXIMATELY 45 MINUTES BRAKE SYSTEM SLOWLY RETURNED TO NORMAL OPERATION. LOCAL DEALER INSPECTION REVEALED NO APPARENT CAUSE FOR THE MALFUNCTION AND NO SUGGESTION AS TO WHAT POSSIBLY COULD HAVE CAUSED BOTH BRAKE SYSTEMS TO FAIL. NO EVIDENCE OF BRAKE OVERHEATING OR FATIGUE, NO FLUID LEAKS OR STORED COMPUTER FAULT CODES. DEALER SUGGESTION, "DRIVE IT TILL IT FAILS AGAIN AND BRING IT BACK".*AK