LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> NX 250 FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 119 (Smart Access System (For Entry) - Symptom Tests) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function, HEV Model) >> Entry Unlock and Unlatch Functions do not Operate Using Kick Sensor [11/2021 - ] >> Procedure

Entry Unlock and Unlatch Functions do not Operate Using Kick Sensor [11/2021 - ]: Procedure

WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CUSTOMIZE SETTING (KICK SENSOR) 
    1. Read the customize setting according to the display on the multi-display.

      Refer to CUSTOMIZE PARAMETERS [11/2021 - ]

      Result

      Result Proceed to
      The customize setting is "ON" A
      The customize setting is "OFF" B

    Result: 

    PERFORM CUSTOMIZE SETTING. Refer to  CUSTOMIZE PARAMETERS [11/2021 - ] 

    Result: 

    See step  2

  2. CHECK VEHICLE CONTROL HISTORY (ROB) 
    1. Enter the following menus: Body Electrical / Smart Access / Utility / Vehicle Control History (RoB).

      Body Electrical > Smart Access > Utility 

      Tester Display
      Vehicle Control History (RoB)
      AUTO ENTRY WIRELESS OPERATION HISTORY (OPEN/CLOSE)

      Parameter Name Content
      Kick Sensor Open Request Signal The multiplex network door ECU receives kick detection signals from the kick door control sensor and sends certification requests to the certification ECU (smart key ECU assembly). If certification is OK, an open permission is sent to the multiplex network door ECU.

      Result

      Result Proceed to
      Not output A
      "Kick Sensor Open Request Signal" is output B

    Result: 

    GO TO POWER BACK DOOR SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ] 

    Result: 

    See step  3

  3. CHECK ENTRY BACK DOOR OPEN FUNCTION 
    1. While carrying the electrical key transmitter sub-assembly, check that the entry unlock function operates when the back door opener switch assembly is operated.

      Refer to OPERATION CHECK [11/2021 - ]

      Result

      Result Proceed to
      Entry back door open function operates A
      Entry back door open function does not operate B

    Result: 

    GO TO POWER BACK DOOR SYSTEM (Power Back Door cannot be Operated Using Kick Sensor). Refer to  Power Back Door cannot be Operated Using Kick Sensor [11/2021 - ] 

    Result: 

    GO TO SMART ACCESS SYSTEM WITH PUSH-BUTTON START (Back Door Entry Unlock Function does not Operate). Refer to  Back Door Entry Unlock Function does not Operate [11/2021 - ]