Lexus ES: Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)
DESCRIPTION
If a door glass does not slide smoothly or a power window regulator motor assembly or door window regulator sub-assembly does not operate smoothly, the jam protection function may be triggered automatically, resulting in the auto up operation being unable to fully close the power window.
CAUTION / NOTICE / HINT
NOTICE:
-
If a power window regulator motor assembly has been replaced with a new one, initialize the power window control system.
Click here
.gif)
-
If a power window regulator motor assembly and door window regulator sub-assembly have been removed and installed, or if a power window regulator motor assembly was reused when a door glass or door glass run was replaced, initialize the power window control system.
Click here
HINT:
This symptom may occur for any of the power windows.
PROCEDURE
| 1. | PERFORM INITIALIZATION (APPLICABLE LOCATION) |
(a) Initialize the power window regulator motor assembly (applicable location).
Click here
|
.gif)
| 2. | CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION (APPLICABLE LOCATION)) |
(a) Check that each power window moves when the auto up and down functions of the multiplex network master switch assembly, power window regulator switch assembly or rear power window regulator switch assembly are operated.
Click here
OK:
Auto up and down functions are normal (applicable location).
| OK | .gif) | END (PROBLEM DUE TO INITIALIZATION FAILURE) |
|
| 3. | CHECK DOOR GLASS SLIDING MOVEMENT (APPLICABLE LOCATION) |
(a) Remove the power window regulator motor assembly and door window regulator sub-assembly.
(b) Install the door glass to the door glass run.
(c) Check that the power window regulator motor assembly and door window regulator sub-assembly operate smoothly.
(d) Check that the door glass slides smoothly when sliding it up by hand.
NOTICE:
Make sure to perform initialization again.
HINT:
Ensure the following:- The door glass fits in the door glass run without improper contact or deformation.
- Foreign matter is not caught in the door glass run.
- The door glass run is not misaligned.
- The door glass is not tilted and does not catch on the door glass run.
OK:
Door glass slides smoothly.
| Result | Proceed to |
|---|---|
| OK (Driver door power window) | A |
| OK (Front passenger door power window) | |
| OK (Rear LH door power window) | B |
| OK (Rear RH door power window) | |
| NG | C |
| A | | REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door or Front Passenger Door) |
| B | | REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Door or Rear RH Door) |
| C | | FIT DOOR GLASS CORRECTLY (REMOVE FOREIGN MATTER CAUSING IMPROPER FIT OR REPLACE PARTS) |
READ NEXT:
Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the following s
Parts Location
PARTS LOCATION ILLUSTRATION *1 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *2 COMBINATION METER ASSEMBLY *3 DLC3 *4 CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) *5 INSTRUMENT PA
SEE MORE:
Disposal
DISPOSAL PROCEDURE 1. DISPOSE OF LUGGAGE COMPARTMENT DOOR SUPPORT ASSEMBLY (a) Secure the luggage compartment door support assembly horizontally in a vise with the piston rod pulled out. (b) Wearing safety glasses, gradually cut a part within the area (a) shown in the illustration usi
Installation
INSTALLATION CAUTION / NOTICE / HINT CAUTION: After installing the luggage compartment door support assembly, use your hand to open and close the luggage door. Make sure the luggage door can open and close smoothly. PROCEDURE 1. INSTALL LUGGAGE COMPARTMENT DOOR SUPPORT ASSEMBLY NOTICE:
Avoid touc
