Technical Service Bulletins (TSBs) for the 2003 Avalon 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.

    SUSPENSION:FRONT:CONTROL ARM:LOWER ARM

    • TSB #00603

      Date Announced:
      OCT 24, 2003
      NHTSA ID:
      #10004498

      FRONT SUSPENSION LOWER ARM INSTALLATION TORQUE. *TT Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

    • TSB #5042

      Date Announced:
      MAY 25, 2005
      NHTSA ID:
      #10016186

      DIAGNOSTICS - ANTI-LOCK BRAKE SYSTEM WITH ELECTRONIC BRAKE FORCE DISTRIBUTION (EBD). REPAIR MANUAL CORRECTION. 2004 TOYOTA CELICA - 00400-RM106-6U1. 00400-RM107-7U1. 00400-RM106-1U1. 00400-RM935-U1. Read More »

    • TSB #5015

      Date Announced:
      MAR 14, 2005
      NHTSA ID:
      #10015861

      '04 AVALON ABS WITH EBD & BA & TRAC & VSC SYSTEM REPAIR MANUAL CORRECTION. 00400-RM106-1U1. *TT '03 AVALON. 00400-RM953-U1. *TT '02 AVALON. 00400-RM872-U1. *TT '00 AVALON. 00400-RM746-U1. Read More »

    PARKING BRAKE

    ENGINE (PWS)

    • TSB #T-SB-0012-13 REV

      Date Announced:
      JAN 15, 2015
      NHTSA ID:
      #10096036

      "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 »

    • TSB #T-SB-0012-13

      Date Announced:
      JAN 29, 2013
      NHTSA ID:
      #10060841

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #TSB-0064-10

      Date Announced:
      FEB 04, 2010
      NHTSA ID:
      #10034284

      TOYOTA: TECHSTREAM ECU FLASH REPROGRAMMING PROCEDURE. FLASH REPROGRAMMING ALLOWS THE ECU SOFTWARE TO BE UPDATED WITHOUT REPLACING THE ECU. Read More »

    • TSB #3273

      Date Announced:
      MAR 28, 2005
      NHTSA ID:
      #10006524

      2003 AVALON REPAIR MANUAL CORRECTION VOL 1. DIAGNOSTICS - ENGINE. *TT '99 AVALON. 00400-RM656-U. *TT Read More »

    • TSB #EG01303

      Date Announced:
      SEP 29, 2003
      NHTSA ID:
      #10003965

      MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0440, P0441 AND/OR P0446 STORED. *TT Read More »

    • TSB #EG01303R

      Date Announced:
      SEP 29, 2003
      NHTSA ID:
      #10004636

      MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0440, P0441 AND/OR P0446 STORED. *TT Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP

    POWER TRAIN

    • TSB #01005

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #10016637

      A541E TRANSMISSION SOLENOID IDENTIFICATION. *TT Read More »

    ELECTRICAL SYSTEM

    • TSB #T-SB-0012-13 REV

      Date Announced:
      JAN 15, 2015
      NHTSA ID:
      #10096036

      "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 »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #POL14-11

      Date Announced:
      DEC 10, 2014
      NHTSA ID:
      #10057774

      TOYOTA 2003-2008: INFORMATION REGARDING WARRANTY EXTENSION FOR CRACKED OR STICKY/ MELTING DUE TO HEAT AND HUMIDITY FOR CERTAIN VEHICLES. MY RUNNER, AVALON, CAMRY& HYBRID, SIENNA, SOLARA. *LJ Read More »

    AIR BAGS

    • TSB #TSB-0122-11

      Date Announced:
      SEP 06, 2011
      NHTSA ID:
      #10042555

      TOYOTA: INFORMATION PROVIDED FOR REPLACING THE SEAT COVERS FOR VEHICLES EQUIPPED WITH SIDE AIRBAGS. *PE Read More »

    VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

    • TSB #TSB-0087-12

      Date Announced:
      JUN 13, 2012
      NHTSA ID:
      #10045140

      TOYOTA: ACCELERATOR PEDAL SENSOR ASSEMBLY INFORMATION REGARDING THE INSPECTION, REMOVAL, AND INSTALLATION, IF LUBRICATION OR OIL, IS APPLIED. *PE Read More »

    SEATS

    • TSB #TSB-0122-11

      Date Announced:
      SEP 06, 2011
      NHTSA ID:
      #10042555

      TOYOTA: INFORMATION PROVIDED FOR REPLACING THE SEAT COVERS FOR VEHICLES EQUIPPED WITH SIDE AIRBAGS. *PE Read More »

    EQUIPMENT

    • TSB #T-TT-0381-16

      Date Announced:
      JAN 11, 2016
      NHTSA ID:
      #10096097

      TECH TIP: SOME CUSTOMERS MAY EXPERIENCE DIFFICULTY PROGRAMMING HOMELINK. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    UNKNOWN OR OTHER

    • TSB #00207

      Date Announced:
      APR 26, 2007
      NHTSA ID:
      #10022143

      TECHSTREAM ECU FLASH REPROGRAMMING PROCEDURE. *KB Read More »

    • TSB #00204

      Date Announced:
      JAN 28, 2004
      NHTSA ID:
      #10005807

      CENTER REGISTER DISASSEMBLY PROCEDURE. *JB Read More »