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Home >> Lexus >> 2007 >> GS 450h >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Door Lock >> Smart Access System With Push-Button Start >> Rear Door RH Entry Lock Function does not Operate >> Inspection Procedure

Inspection Procedure

  1. CHECK MANUAL DOOR LOCK OPERATION 
    1. Check that the manual door lock function operates normally.

      OK: Manual door lock function operates normally. 

    NG:  GO TO POWER DOOR LOCK CONTROL SYSTEM 

    OK: GO TO Next Step 

  2. READ VALUE OF INTELLIGENT TESTER (DOOR COURTESY SWITCH) 
    1. Check the DATA LIST for proper functioning of the driver side door courtesy switches.

      Main body ECU RH: 

      NORMAL CONDITION CHART

      Item Measurement Item / Range (Display) Normal Condition
      RR DOR CTY SW Rear RH side courtesy switch / ON or OFF ON: Courtesy switch is pushed
      OFF: Courtesy switch is not pushed

      OK: ON (door courtesy switch is pushed) appears on the screen. 

    NG:  GO TO LIGHTING SYSTEM

    OK: GO TO Next Step 

  3. READ VALUE OF INTELLIGENT TESTER (LOCK POSITION SWITCH) 
    1. Check the DATA LIST for proper functioning of the door lock position switch.

      Multiplex network door ECU Rear RH: 

      NORMAL CONDITION CHART

      Item Measurement Item / Range (Display) Normal Condition
      LOCK POS SW Door unlock detection switch signal / ON or OFF ON: Door is unlocked
      OFF: Door is locked

      OK: ON (door is unlocked) appears on the screen. 

    NG:  GO TO POWER DOOR LOCK CONTROL SYSTEM 

    OK: GO TO Next Step 

  4. READ VALUE OF INTELLIGENT TESTER (LOCK SWITCH) 
    1. Check the DATA LIST for proper functioning of the door lock switch.

      Certification ECU: 

      NORMAL CONDITION CHART

      Item Measurement Item / Range (Display) Normal Condition
      PR TRIGGER SW Passenger side rear-door lock switch / ON or OFF ON: Lock switch is pushed
      OFF: Lock switch is not pushed

      OK: ON (lock switch is pushed) appears on the screen. 

    NG: REPLACE REAR DOOR OUTSIDE HANDLE ASSEMBLY RH 

    OK: GO TO Next Step 

  5. CHECK OPERATION OF MULTIPLEX NETWORK DOOR ECU REAR RH 
    1. After replacing the multiplex network door ECU rear RH with a normal one, check that the entry lock function operates normally.

      OK: Entry lock function operates normally. 

    NG: REPLACE CERTIFICATION ECU 

    OK: END (MULTIPLEX NETWORK DOOR ECU REAR RH IS DEFECTIVE)