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Home >> Lexus >> 2024 >> RX 350 Base, 2.4L Eng VIN A, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Stop And Start System - Service Information >> Engine Stop And Start Ecu >> Installation [10/2022 - ] >> Procedure

Installation [10/2022 - ]: Procedure

  1. INSTALL ENGINE STOP AND START ECU 
    NOTE:

    Make sure that the engine stop and start ECU is securely installed.

  2. INSTALL ECU INTEGRATION BOX LH 

    Refer to INSTALLATION [10/2022 - ]

  3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 

    Refer to PROCEDURE - Step 5

  4. UPDATE ECU SECURITY KEY 

    Refer to UPDATE ECU SECURITY KEY [10/2022 - ]

  5. INITIALIZATION AFTER RECONNECTING BATTERY TERMINAL 

    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 [10/2022 - 08/2023] , or refer to AUTOMATIC LEARNING CHART [08/2023 - ]

  6. PERFORM REGISTRATION 

    Refer to REGISTRATION [10/2022 - ]