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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 337 (Hybrid Vehicle Immobilizer System) >> Hybrid Vehicle Immobilizer System >> Hybrid Vehicle Immobilizer System Registration Procedure >> Step 3 - If All Keys Are Lost, Observe The Following

Step 3 - If All Keys Are Lost, Observe The Following

WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
  1. Purchase a new transponder key ECU and a new key.
  2. Replace the transponder key ECU with new one.
  3. Insert a new key into the key cylinder, turn the ignition switch ON and leave it as it is for 30 min.