LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> LS 600hL >> Repair and Diagnosis >> Body & Frame >> Windows >> Windshield/WINDOWGLASS >> Power Window Control System >> Jam Protection Function does not Operate >> Inspection Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure

  1. PERFORM INITIALIZATION 
    1. Initialize the power window regulator motor assembly.
    2. Check if the power window AUTO UP/DOWN function operates normally

    OK: AUTO UP/DOWN function operates normally. 

    NG: END (PROBLEM DUE TO INITIALIZATION FAILURE) 

    OK: Go to Next Step 

  2. CHECK JAM PROTECTION FUNCTION OPERATING RANGE 
    1. Check if the jam protection function operates normally for applicable power window.

    HINT:

    The jam protection function does not operate from the fully closed position of the door glass to 4 mm (0.157 in.) below that.

    OK: Jam protection function operates normally. 

    Result: 

    RESULT REFERENCE

    Result Proceed to
    OK A
    NG (Front LH side power window) B
    NG (Front RH side power window) C
    NG (Rear LH side power window) D
    NG (Rear RH side power window) E

    B: REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH  (see REMOVAL )

    C: REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH  (see REMOVAL )

    D: REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH  (see REMOVAL )

    E: REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH  (see REMOVAL )

    A: END 

scientia non olet · About LEMON Manuals