Technical Service Bulletins (TSBs) for the 2001 Sienna are official communications between Toyota & their dealerships that describe processes for troubleshooting or fixing certain common problems.
All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
"TSB: FLASH REPROGRAMMING ALLOWS THE ECU SOFTWARE TO BE UPDATED WITHOUT REPLACING THE ECU. FLASH CALIBRATION UPDATES FOR SPECIFIC VEHICLE MODELS/ECUS ARE RELEASED AS FIELD-FIX PROCEDURES DESCRIBED IN INDIVIDUAL SERVICE BULLETINS. Read More »
MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0446 (EVAPORATIVE EMISSION CONTROL SYSTEM VENT CONTROL MALFUNCTION) (ONLY). *TT Read More »
"TSB: FLASH REPROGRAMMING ALLOWS THE ECU SOFTWARE TO BE UPDATED WITHOUT REPLACING THE ECU. FLASH CALIBRATION UPDATES FOR SPECIFIC VEHICLE MODELS/ECUS ARE RELEASED AS FIELD-FIX PROCEDURES DESCRIBED IN INDIVIDUAL SERVICE BULLETINS. Read More »
SOME MODEL YEAR VEHICLES ARE EQUIPPED WITH A COMPASS IN THE REAR VIEW MIRROR. THIS BULLETIN PROVIDES PROCEDURES TO COMPLETE INITIAL CALIBRATION OF THE COMPASS DURING THE ROAD TEST SECTION OF PRE-DELIVERY SERVICE (PDS). Read More »
TOYOTA WILL INITIATE A SPECIAL SERVICE CAMPAIGN TO INSPECT AND; IF NECESSARY, REPLACE THE FRONT SUB-FRAME ASSEMBLY IN 545 MODEL YEAR 2001 VEHICLES. *TT Read More »
TDN MAIL MESSAGE TO DEALERS REGARDING A SAFETY RECALL INVOLVING CERTAIN MODELYEAR 2001 VEHICLES TO INSPECT AND / OR REPLACE THE FRONT SUB-FRAME ASSEMBLY. Read More »
TECHNICAL SERVICE BULLETIN INTRODUCING A FIELD FIX FOR INCIDENTS OF MOISTURE AND ODORS PERMEATING INTO THE VEHICLE. THE QUARTER PANEL AIR DUCT FLAPS MAY HAVE BECOME LOOSE OR MISSING. Read More »
SOME POWER SLIDING DOORS MAY BECOME INOPERATIVE, INTERMITTENTLY INOPERATIVE, DOES NOT CLOSE PROPERLY, OR RETURNS TO THE OPEN POSITION WHILE BEING CLOSED USING THE POWER SWITCH OR REMOTE CONTROL. Read More »
ON SOME VEHICLES, THE DUAL POWER SLIDING DOOR SYSTEM MAY REQUIRE RE-INITIALIZING IF ONE OR BOTH POWER SLIDING DOORS BECOME INOPERATIVE, INTERMITTENTLY INOPERATIVE, DO NOT CLOSE PROPERLY, OR RETURN TO AN OPEN POSITION WHILE BEING CLOSED; ... Read More »
TOYOTA: ACCELERATOR PEDAL SENSOR ASSEMBLY INFORMATION REGARDING THE INSPECTION, REMOVAL, AND INSTALLATION, IF LUBRICATION OR OIL, IS APPLIED. *PE Read More »
TOYOTA SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. IN COLD WEATHER WHERE SALT IS USED, THE SALT CAN CORRODE THE SPARE TIRE CARRIER CABLE. 1998-2020 SIENNA. *RM Read More »
SOME VEHICLES WITH THE VEHICLE ENTERTAINMENT SYSTEM (VES) MAY BE AFFECTED BY A LOW FREQUENCY HUM NOISE WITH VES DISPLAY SET TO VES ON AND DISPLAY SET TO NIGHT MODE. *TT Read More »
