LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 111 (Stop And Start System - Service Information) >> Engine Stop And Start Ecu >> Installation [10/2022 - ] >> Procedure

Installation [10/2022 - ]: Procedure

WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
  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 - ]