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2001 Toyota Tundra

Owner reports · Recalls · Investigations

More warning signs than most Tundra years

Owner complaints for the 2001 Toyota Tundra are substantially higher than the model-year median of 144.5.

About this comparison →

When problems were reported

Mileage at the reported incident

290 reports with mileage · 125 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.

  • Structure. Review the 171 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 99 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Suspension. Review the 84 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

27 crash reports2 fire reports18 injury reports

Fuel System, Other complaints

2 reports
Clear category filter
82,469 miles · May 12, 2010
Fuel System, Other

I WAS ACCELERATING AT AROUND 20 MPH AND MY TRUCK (2001 TUNDRA V8) FELT AS IF THE FUEL CUT OUT. I LET OFF THE THROTTLE AND GOT BACK INTO IT AND THE TRUCK LEAPED FORWARD AS IF IT RECEIVED A SHOT OF GAS. IT ACCELERATED, BUT THE TRUCK WOULD STOP ACCELERATING INTERMITTENTLY AS I WAS GOING DOWN THE HIGHWAY. THE CEL CAME ON AS WELL. *T…

Read full complaint

I WAS ACCELERATING AT AROUND 20 MPH AND MY TRUCK (2001 TUNDRA V8) FELT AS IF THE FUEL CUT OUT. I LET OFF THE THROTTLE AND GOT BACK INTO IT AND THE TRUCK LEAPED FORWARD AS IF IT RECEIVED A SHOT OF GAS. IT ACCELERATED, BUT THE TRUCK WOULD STOP ACCELERATING INTERMITTENTLY AS I WAS GOING DOWN THE HIGHWAY. THE CEL CAME ON AS WELL. *TR

NHTSA ODI #10330218

Mileage unknown · Jan 5, 2001
Fuel System, Other

WHEN FUEL TANK IS FULL, AND VEHICLE RIDE ON AN UPWARD INCLINE PASSENGER'S COMPARTMENT FILLS UP WITH FUMES FROM GAS. THE PROBLEM COULD NOT BE DUPLICATED BY THE DEALER. *AK

NHTSA ODI #877503

Official recalls

2

09V444000 · Structure:frame And Members:underbody Shields

Nov 18, 2009

TOYOTA IS RECALLING MODEL YEAR 2000-2003 TUNDRA VEHICLES ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: 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. EXCESSIVE CORROSION OF THE REAR CROSS MEMBER MAY CAUSE THE SEPARATION OF THE SPARE TIRE STOWED UNDER THE TRUCK BED WHICH WOULD PRESENT A ROAD HAZARD THAT COULD CAUSE A CRASH. ALSO, CORROSION OF THE REAR CROSS MEMBER COULD AFFECT THE REAR BRAKE LINES AND THE PROPORTIONING VALVE RESULTING IN DIMINISHED BRAKING CAPABILITY.

Consequence & remedy

Consequence: SEPARATION OF THE SPARE TIRE AND DIMINISHED BRAKE CAPACITY COULD INCREASE THE RISK OF A CRASH.

Remedy: TOYOTA IS ASKING OWNERS OF THE AFFECTED VEHICLES TO REMOVE THE SPARE TIRE FROM UNDER THE VEHICLE UNTIL A REMEDY CAN BE OBTAINED. DEALERS WILL INSPECT THE REAR CROSS MEMBER AND RELATED COMPONENTS, INCLUDING THE BRAKE LINES, AND REPLACE THEM IF NECESSARY. IF THE CROSS MEMBER DOES NOT NEED TO BE REPLACED, IT WILL BE SPRAYED WITH A CORROSION PROTECTION COMPOUND. THESE SERVICES WILL BE PERFORMED FREE OF CHARGE, HOWEVER MULTIPLE VISITS TO THE DEALER MAY BE REQUIRED. THE SAFETY RECALL IS EXPECTED TO BEGIN ON OR ABOUT APRIL 30, 2010. OWNER MAY CONTACT TOYOTA AT 1-800-331-4331.

02V129000 · Wheels

May 1, 2002

ON CERTAIN 4X2 VEHICLES EQUIPPED WITH AN ALLOY WHEEL TIRE UPGRADE (OPTIONS WM4, WM8, ZL1-ZL4, DH4, OR DH5) INSTALLED BY THE PROCESSING CENTERS IN JACKSONVILLE, FLORIDA OR COMMERCE, GEORGIA, A LABEL IDENTIFYING THE SPARE TIRE AS A TEMPORARY USE SPARE TIRE WAS NOT INSTALLED. THE UPGRADE INCLUDES 4 LARGER SIZE TIRES WITH ALLOY WHEELS. THE ORIGINAL SPARE TIRE/STEEL WHEEL IS NOT PART OF THE UPGRADE AND WAS NOT CHANGED.

Consequence & remedy

Consequence: DIFFERENT OPERATING CHARACTERISTICS CAN BE EXPERIENCED WHEN THE SPARE TIRE IS INSTALLED ON THE VEHICLE.

Remedy: OWNERS WILL BE PROVIDED WITH A CAUTION LABEL AND AN INSERT FOR THEIR OWNER'S MANUAL. OWNER NOTIFICATION BEGAN JULY 15, 2002. OWNERS WHO DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT SOUTHEAST TOYOTA AT 1-800-301-6859.

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

PE09049 · Frame Corrosion

Opened Oct 6, 2009 · Closed Jan 26, 2010

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:storage:tank Assembly; Fuel System, Gasoline:storage:tank Assembly:mounting; Service Brakes, Hydraulic; Service Brakes, Hydraulic:foundation Components:differential Proportional Valve; Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings; Structure:frame And Members; Tires:temporary/emergency Spare Tire

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Additional source detail variants (8)

Fuel System, Gasoline:storage:tank Assembly:mounting

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Fuel System, Gasoline:storage:tank Assembly

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Fuel System, Gasoline

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Service Brakes, Hydraulic:foundation Components:differential Proportional Valve

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Service Brakes, Hydraulic

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Structure:frame And Members

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Tires:temporary/emergency Spare Tire

THIS INVESTIGATION WAS OPENED BASED ON 20 REPORTS OF MODEL YEAR (MY) 2000 AND 2001 VEHICLES EXPERIENCING SEVERE CORROSION OF THE FRAME, RESULTING IN EITHER UNDER-BODY MOUNTED SPARE TIRE SEPARATION OR REAR BRAKE FAILURE.THE FAILURE REPORT COUNTS SHOWN ABOVE ARE FOR MY 2000 AND 2001 VEHICLES ONLY.BY LETTER OF NOVEMBER 16, 2009 TOYOTA HAS NOTIFIED THE AGENCY THAT IT WILL CONDUCT A SAFETY RECALL (09V-444) OF APPROXIMATELY 110,000 MODEL YEAR (MY) 2000 THROUGH 2003 TUNDRA VEHICLES.THE AFFECTED RECALLED VEHICLES WERE SOLD OR ARE CURRENTLY REGISTERED IN THE DISTRICT OF COLUMBIA AND THE STATES OF CT, DE, IL, IN, KY, MA, MD, ME, MI, MN, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV.TOYOTA ALLEGES HIGH AMOUNTS OF ROAD SALTS ARE USED IN THESE AREAS AND EXCESSIVE CORROSION OF THE REAR CROSS-MEMBER (TO WHICH THE SPARE TIRE IS MOUNTED) CAN OCCUR AND CAUSE THE SPARE TIRE TO SEPARATE FROM THE VEHICLE AND CAN ALSO LEAD TO REAR BRAKE FAILURE.TOYOTA STATED: TOYOTA HAS TENTATIVELY CONCLUDED THAT THE ROOT CAUSE IS A COMBINATION OF FACTORS, INCLUDING USAGE IN AREAS WHERE ROAD SALT IS APPLIED, INADEQUATE VEHICLE MAINTENANCE (I.E., NOT FOLLOWING THE RECOMMENDATIONS IN THE OWNER'S MANUAL), THE DESIGN OF THE REAR CROSS-MEMBER, AND MANUFACTURING ISSUES.THE DESIGN OF THE REAR CROSS-MEMBER IS SUCH THAT IT IS OPEN ON THE TOP SIDE AND SUSCEPTIBLE TO ACCUMULATION OF DIRT, WATER AND ROAD SALT.MANUFACTURING ISSUES OF THE REAR CROSS-MEMBER RELATED TO THE COATING PROCESS ALSO AFFECT ITS CORROSION RESISTANCE.TOYOTA ALSO STATES THAT OWNERS OF MY 2000 THROUGH 2003 VEHICLES IN STATES NOT COVERED BY THE RECALL WILL BE NOTIFIED ON HOW TO OBTAIN THE SAME INSPECTION AND REPAIR AS THE RECALLED VEHICLES, FREE OF CHARGE.FURTHER TOYOTA STATES: PLEASE NOTE THAT WHILE TOYOTA HAS NOT DETERMINED A DEFECT EXISTS IN 2004 THROUGH 2006 MY TUNDRA VEHICLES, TOYOTA PLANS ON INITIATING A FIELD ACTION IN THE NEAR FUTURE TO PREVENT FUTURE CORROSION ON THOSE VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE AFFECTED REGION AT NO COST TO THE OWNER.BY LETTER OF JANUARY 8, 2010 TOYOTA HAS NOTIFIED THE AGENCY THAT IT AMENDED ITS DEFECT INFORMATION REPORT FOR SAFETY RECALL 09V-444 TO INCLUDE THE FUEL TANK MOUNTING SYSTEM (I.E., FUEL TANK SUPPORT STRAPS AND FUEL TANK MOUNTING CROSS-MEMBERS) IN THE SAFETY RECALL.TOYOTA STATES: TOYOTA HAS NOT DECIDED THAT THE FUEL TANK MOUNTING SYSTEM IN THOSE VEHICLES CONTAINS A SAFETY-RELATED DEFECT WITHIN THE MEANING OF FEDERAL MOTOR VEHICLE SAFETY LAW.RATHER, TOYOTA IS TAKING THIS ACTION AT ODI'S REQUEST AND TO AVOID FUTURE DISAGREEMENT WITH ODI WITH RESPECT TO THIS ISSUE.MY 2007 AND NEWER TUNDRA VEHICLES ARE NOT INCLUDED IN ANY OF TOYOTA'S ACTIONS AS THE REAR CROSS-MEMBER IN THOSE VEHICLES HAVE BEEN REDESIGNED SO THAT IT IS OPEN ON THE BOTTOM.THE ACTIONS TAKEN BY TOYOTA ARE SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST IN THE SUBJECT VEHICLES.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.