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Diagnosis System

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
  1. DESCRIPTION 

    The ECU stores trouble codes when trouble occurs on the vehicle.

    The diagnostic system allows for reading of the trouble codes from the DLC3.

    Use the Techstream to check and solve the problem.

  2. CHECK DLC3 
    1. Check the DLC3. Refer to GENERAL INFORMATION .
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