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Home >> Lexus >> 2024 >> GX 550 Overtrail >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (5 Of 7) >> SFI System >> DTC P062F-44: Internal Control Module EEPROM Data Memory Failure [12/2023 - ] >> Caution / Notice / Hint
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Caution / Notice / Hint

NOTE:
  • There is a possibility that the DTC P062F-44 is issued from the ECUs of the ECM and TCM.

    Use GTS to conduct a health check to confirm which ECU the DTC is issued from and then inspect the related system.

  • After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) battery terminal.

    Refer to BEFORE DISCONNECTING BATTERY [12/2023 - ]

  • When disconnecting and reconnecting the battery.

    HINT: 

    When disconnecting and reconnecting the battery, there is an automatic learning function that completes learning when the respective system is used.

    Refer to AUTOMATIC LEARNING CHART [12/2023 - ]