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Home >> Lexus >> 2007 >> GX 470 >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Cellular Communication >> LEXUS Link System >> DTC 1-2: Option Configuration Error >> Inspection Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

  1. CHECK MAYDAY ECU ASSEMBLY 
    1. Press the "SERVICES" button and check the LEXUS Link condition with the LEXUS Link call center.

    OK: 

    System operates normally. 

    NG: 

    Current DTC 1-2 exists. 

    NOTE: If replacement of the ECU is necessary, replace the mayday battery (backup battery) together with the ECU. After the replacement, register the ECU (See REGISTRATION  ).

    NG: REPLACE MAYDAY ECU ASSEMBLY (See  REMOVAL   ) 

    OK: END 

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