Auto Up Operation Does Not Fully Close Power Window (Jam Protection Function Is Activated)

2011 Toyota Landcruiser V8-5.7L (3UR-FE)SECTION Auto Up Operation Does Not Fully Close Power Window (Jam Protection Function Is Activated)




WINDOW / GLASS: POWER WINDOW CONTROL SYSTEM: Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)
- Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)

DESCRIPTION

* This symptom may occur to all door windows.

* If the door glass or the power window regulator motor does not operate smoothly, the jam protection function may be triggered automatically, resulting in the auto up function being unable to fully close the window.

INSPECTION PROCEDURE

PROCEDURE

1. PERFORM INITIALIZATION

(a) Initialize the power window regulator motor Initialization.

(b) Check if the power window auto up/down function operates Operation Check.

OK:

Auto up/down function operates.

NG -- CHECK MOVEMENT OF DOOR GLASS (LOCATION WHERE JAM PROTECTION FUNCTION OPERATES)

OK -- END (PROBLEM DUE TO INITIALIZATION FAILURE)

2. CHECK MOVEMENT OF DOOR GLASS (LOCATION WHERE JAM PROTECTION FUNCTION OPERATES)

(a) Remove the installation bolt of the door glass and hold the glass by hand. When raising the glass by hand, check that the glass moves smoothly.

NOTICE:
* Make sure that the door glass fits to the glass run properly.
* Make sure that the glass run is not deformed, and that there is no foreign matter on the glass run.

OK:

Door glass moves smoothly.

NG -- INSTALL DOOR GLASS AND/OR GLASS RUN PROPERLY (APPLICABLE LOCATION)

OK -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (APPLICABLE LOCATION)
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.