9999 Toyota SIENNA TSBs

2 Technical Service Bulletins

Technical Service Bulletins, or TSBs for short, are notifications made directly by Toyota to help automotive technicians diagnose and repair commonly reported SIENNA problems. Interested in how this information is collected? Read more about TSBs.

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

• • Date Reported APRIL 01 2002
  • NHTSA Reference #634048
  • TSB Reference #010402

  Description: LETTER ANNOUNCING SPECIAL POLICY ADJUSTMENT TO COVER ENGINE OIL GELLING. *TT

  Repair Information for NHTSA #634048

TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

• • Date Reported MARCH 14 2003
  • NHTSA Reference #10001364
  • TSB Reference #00303

  Description: RE-INITIALIZATION OF THE TIRE PRESSURE WARNING SYSTEM. 2004 SIENNA. *TT

  Repair Information for NHTSA #10001364