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LEXUS Link System: Precaution

  1. NOTICE FOR DISCONNECTING CABLE FROM NEGATIVE (-) BATTERY TERMINAL 
    NOTE: After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
  2. NOTICE FOR INITIALIZATION 
    NOTE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected.
    SYSTEM INDEX

    System See procedure
    Navigation System (for DVD) INITIALIZATION
    Advanced Parking Guidance System
    Rear Door Sunshade System
    Power Trunk Lid System
  3. INSPECTION PRECAUTION FOR LEXUS LINK SYSTEM 
    1. When the mayday battery runs low, the mayday ECU sets DTC 6-1. Perform troubleshooting according to the malfunction indicated by 6-1.
  4. WHEN REPLACING MAYDAY ECU 
    1. 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  ).
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