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Home >> Lexus >> 2021 >> RX 350 Base, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Smart Access System With Push-Button Start (For Entry Function) - Diagnostics - Symptom Tests >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function) >> Entry Unlock and Unlatch Functions do not Operate Using Kick Sensor [08/2019 - ] >> Caution / Notice / Hint
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Caution / Notice / Hint

NOTE:
  • The smart access system with push-button start (for Entry Function) uses the LIN communication system and CAN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the smart access system with push-button start (for Entry Function) after confirming that the communication systems are functioning properly.

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ]

  • When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Access. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
  • Before replacing the certification ECU (smart key ECU assembly), refer to smart access system with push-button start (for Entry Function) Precaution.

    Refer to PRECAUTION [08/2019 - 07/2020] , or refer to PRECAUTION [07/2020 - ]

  • After repair, confirm that no DTCs are output by performing the "DTC Output Confirmation Operation".