Technical Service Bulletins (TSBs) for the 2003 Corolla 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

    • TSB #SU00302

      Date Announced:
      SEP 16, 2002
      NHTSA ID:
      #635869

      INFORMATION ON VEHICLES EXHIBITING A TAPPING NOISE FROM THE FRONT UPPER SUSPENSION AREA. *TT Read More »

    SUSPENSION:FRONT

    • TSB #00302

      Date Announced:
      OCT 31, 2002
      NHTSA ID:
      #10000270

      TAPPING NOISE FROM FRONT UPPER SUSPENSION AREA. *TT Read More »

    BRAKES (PWS)

    SERVICE BRAKES, HYDRAULIC

    • TSB #00305

      Date Announced:
      JUN 23, 2005
      NHTSA ID:
      #10015496

      BRAKE SQUEAKING NOISE WHEN BACKING UP AND APPLYING THE BRAKES. *TT Read More »

    • TSB #TMSNTC02043

      Date Announced:
      MAR 07, 2002
      NHTSA ID:
      #629572

      INFORMATION REGARDING REAR HUB BOLTS. *YH Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

    • TSB #02802

      Date Announced:
      DEC 17, 2002
      NHTSA ID:
      #10000652

      WHEEL FILM FOR BRAKE ROTOR RUST PREVENTION. *TT Read More »

    SERVICE BRAKES, AIR:DISC:PADS

    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 »

    ENGINE AND ENGINE COOLING

    • TSB #4539B

      Date Announced:
      APR 12, 2005
      NHTSA ID:
      #10015666

      ENGINE MECHANICAL - PARTIAL ENGINE ASSY (APRIL, 2003) REPAIR MANUAL CORRECTION. 00400-RM103-7U2. *TT 00400-RM938-U2. *TT 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 #04507

      Date Announced:
      OCT 27, 2007
      NHTSA ID:
      #10023619

      M.I.L. (ON) DTC P0171, P030# AND/OR P0133 ENGINE RUNNING LEAN IN SUBFREEZING AMBIENT TEMPERATURES. *NJ Read More »

    • TSB #02804

      Date Announced:
      JUL 19, 2004
      NHTSA ID:
      #10010314

      MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0420. *TT UPDATE. *TT Read More »

    • TSB #01604

      Date Announced:
      MAY 28, 2004
      NHTSA ID:
      #10007642

      EXCESSIVE SULFUR DIOXIDE ODOR. *TT Read More »

    • TSB #EG01402

      Date Announced:
      AUG 02, 2003
      NHTSA ID:
      #10003961

      MALFUNCTION INDICATOR LIGHT ON CONDITION WITH DIAGNOSTIC TROUBLE CODES P0125, P0130, OR P0133 IN THE ENGINE CONTROL MODULE (ECM). REVISED. *TT Read More »

    • TSB #02002

      Date Announced:
      OCT 23, 2002
      NHTSA ID:
      #10000275

      MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0770. *TT Read More »

    • TSB #EG01402

      Date Announced:
      AUG 02, 2002
      NHTSA ID:
      #634007

      MALFUNCTION INDICATOR LIGHT ON CONDITION WITH DIAGNOSTIC TROUBLE CODES P0125, P0130, OR P0133 IN THE ENGINE CONTROL MODULE (ECM). *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS

    • TSB #02107

      Date Announced:
      APR 17, 2007
      NHTSA ID:
      #10021536

      ACCESSORY DRIVE BELT/ BELT TENSIONER ASSEMBLY NOISE. *KB Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #T-SB-0071-11

      Date Announced:
      JUN 13, 2011
      NHTSA ID:
      #10061578

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

    • TSB #01205

      Date Announced:
      SEP 01, 2005
      NHTSA ID:
      #10017613

      WHISTLE/HOOT NOISE FROM AUTOMATIC TRANSAXLE. *TT Read More »

    • TSB #TC00102

      Date Announced:
      MAY 24, 2002
      NHTSA ID:
      #634029

      SUBJECT REGARDING AUTOMATIC TRANSMISSION FLUID REQUIREMENTS. *TT Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #00105

      Date Announced:
      FEB 14, 2005
      NHTSA ID:
      #10015608

      HUMMING NOISE FROM REAR HUB AXLE BEARING. *TT UPDATE *SC Read More »

    • TSB #TC02005

      Date Announced:
      MAR 13, 2002
      NHTSA ID:
      #630872

      ON CERTAIN VEHICLES, IT IS POSSIBLE FOR THE BOLTS (REAR HUB BOLTS) THAT SECURE THE REAR BRAKE AND HUB ASSEMBLY TO THE REAR AXLE CARRIER TO BECOME LOOSE, SPECIAL SERVICE CAMPAIGN 20B IS TO TIGHTEN THE REAR HUB BOLTS. 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 »

    • TSB #00103

      Date Announced:
      JAN 15, 2003
      NHTSA ID:
      #10001053

      DRL RELAY CHECK AFTER LOW/DEAD BATTERY. *TT Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #00103

      Date Announced:
      JAN 15, 2003
      NHTSA ID:
      #10001180

      BATTERY RELAY CHECK AFTER LOW / DEAD BATTERY. *TT Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    • TSB #00303

      Date Announced:
      MAR 13, 2003
      NHTSA ID:
      #10001362

      HEADLIGHTS ON WITH SWITCH IN OFF POSITION. *TT Read More »

    VISIBILITY/WIPER (PWS)

    AIR BAGS

    • TSB #T-TT-0254-13

      Date Announced:
      SEP 24, 2013
      NHTSA ID:
      #10062060

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

    • TSB #T-TT-0254-13

      Date Announced:
      SEP 24, 2013
      NHTSA ID:
      #10075959

      The technical instructions for Safety Recall DOF (Front Passenger Airbag Inflater Module) require a Techstream Health Check and then a Diagnostic Report (Customer Friendly Health Check. Read More »

    • TSB #TMS-007-13

      Date Announced:
      JAN 30, 2013
      NHTSA ID:
      #10060828

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

    • 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 »

    SEAT BELTS

    • TSB #01404

      Date Announced:
      JUN 22, 2004
      NHTSA ID:
      #10008385

      SEAT BELT EXTENDER. VARIOUS MODELS INCLUDING 2005 SCION TC. *MJ Read More »

    • TSB #00803

      Date Announced:
      APR 24, 2003
      NHTSA ID:
      #10001587

      SEAT BELT EXTENDER INFORMATION FOR CERTAIN MODELS INCLUDING THE 2004 COROLLA, MATRIX AND SCION AX AND XB. *TT Read More »

    SEAT BELTS:FRONT

    STRUCTURE

    • TSB #NV01103

      Date Announced:
      AUG 19, 2003
      NHTSA ID:
      #10003562

      REAR PACKAGE TRAY NOISE REPAIR TIPS. TOYOTA. *TT Read More »

    STRUCTURE:BODY

    • TSB #01403

      Date Announced:
      MAY 20, 2003
      NHTSA ID:
      #10002005

      RADIO BEZEL/AIR CONDITIONER VENT TO INSTRUMENT PANEL GAP IMPROVEMENT. *TT *JB Read More »

    • TSB #01203

      Date Announced:
      MAY 16, 2003
      NHTSA ID:
      #10002006

      DOOR GLASS WINDOW RUN IMPROVEMENT. *TT *JB Read More »

    • TSB #00903

      Date Announced:
      APR 24, 2003
      NHTSA ID:
      #10001588

      INSTRUMENT CLUSTER FINISH PANEL UPPER AND LOWER DOOR IMPROVEMENTS. *TT Read More »

    • TSB #00303

      Date Announced:
      FEB 14, 2003
      NHTSA ID:
      #10001368

      LUGGAGE COMPARTMENT DOOR DIFFICULT TO CLOSE. *TT Read More »

    STRUCTURE:BODY:DOOR

    • TSB #00605

      Date Announced:
      APR 19, 2005
      NHTSA ID:
      #10015811

      WIND NOISE FROM THE FRONT OR REAR DOOR GLASS AREA. *TT Read More »

    STRUCTURE:BODY:TRUNK LID

    • TSB #00503

      Date Announced:
      MAR 07, 2003
      NHTSA ID:
      #10001359

      TRUNK DIFFICULT TO OPEN USING THE TRUNK LOCK RELEASE LEVER. *TT Read More »

    STRUCTURE:BODY:ROOF AND PILLARS

    • TSB #02203

      Date Announced:
      NOV 19, 2003
      NHTSA ID:
      #10005247

      REPAIR PROCEDURE IN CASES WHERE THE ROOF MOLDING WARPS OR LIFTS AWAY FROM THE ROOF. *TT 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 »

    VEHICLE SPEED CONTROL:CRUISE CONTROL

    • TSB #4588

      Date Announced:
      APR 04, 2005
      NHTSA ID:
      #10015669

      DIAGNOSTICS - CRUISE CONTROL SYSTEM REPAIR MANUAL CORRECTION. 00400-RM938-U1. *TT Read More »

    WHEELS

    • TSB #02802

      Date Announced:
      DEC 17, 2002
      NHTSA ID:
      #10000652

      WHEEL FILM FOR BRAKE ROTOR RUST PREVENTION. *TT Read More »

    WHEELS:LUGS/NUTS/BOLTS/STUDS

    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:OTHER:OWNERS/SERVICE/OTHER MANUAL

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #01105

      Date Announced:
      JUN 03, 2005
      NHTSA ID:
      #10015482

      COUNTERMEASURES TO THE AIR CONDITIONER (A/C) MAGNETIC CLUTCH RELAY FOR A/C LIGHT FLASHING (INOPERATIVE A/C) ISSUES ON SOME VEHICLES EQUIPPED WITH A MAGNETIC CLUTCH COMPRESSOR. *TT Read More »

    • TSB #00205

      Date Announced:
      FEB 14, 2005
      NHTSA ID:
      #10015536

      POOR HEATER PERFORMANCE DURING CITY DRIVING CONDITIONS. THE AIR CONDITIONER UNIT ASSEMBLY HAS BEEN MODIFIED TO IMPROVE THIS CONDITION. *TT Read More »

    • TSB #00304

      Date Announced:
      MAR 01, 2004
      NHTSA ID:
      #10006608

      A/C COMPRESSOR INSTALLATION PROCEDURE. *MR Read More »

    • TSB #00203

      Date Announced:
      JUN 16, 2003
      NHTSA ID:
      #10003358

      NO AIR FLOW FROM CENTER VENTS. *TT Read More »

    • TSB #00202

      Date Announced:
      DEC 24, 2002
      NHTSA ID:
      #10000653

      LOW AIR VOLUME FROM AIR CONDITIONER SYSTEM. *TT Read More »

    UNKNOWN OR OTHER

    • TSB #00207

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

      TECHSTREAM ECU FLASH REPROGRAMMING PROCEDURE. *KB Read More »

    • TSB #3274

      Date Announced:
      MAR 08, 2004
      NHTSA ID:
      #10006523

      REPAIR MANUAL CORRECTION VOL 1. DIAGNOSTICS - SFI SYSTEM. *TT Read More »

    • TSB #01102

      Date Announced:
      JUN 07, 2002
      NHTSA ID:
      #633889

      MALFUNCTION INIDICATOR LIGHT ON CONDITION WITH DIAGNOSTIC TROUBLE CODE P0136 AND P0420 STORED IN THE ENGINE CONTROL MODULE (ECM). *TT Read More »

    • TSB #PG00702

      Date Announced:
      JAN 11, 2002
      NHTSA ID:
      #631805

      SUBJECT REGARDING WHEEL FILM FOR BRAKE ROTOR RUST PREVENTION. *SLC Read More »