Toyota Tacoma 2015-2018 Service Manual: Auto Down Operation does not Fully Open Power Window (Catch Protection Function is Activated)
DESCRIPTION
If a front door glass or the power window regulator motor assembly (for driver door) or power window regulator motor assembly (front passenger door) does not operate smoothly, the catch protection function may be triggered automatically, resulting in the auto down operation being unable to fully open the 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 (See page
.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 (See page
).
HINT:
This symptom may occur for either any of the front power windows.
PROCEDURE
|
1. |
PERFORM INITIALIZATION (APPLICABLE LOCATION) |
(a) Initialize the power window regulator motor assembly (applicable location)
(See page ).
|
.gif)
|
2. |
CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION (APPLICABLE LOCATION)) |
(a) Check that each front power window moves when the auto up and down function
of the power window regulator master switch assembly or power window regulator switch
assembly are operated (See page
).
OK:
Auto up and down functions are normal (applicable location).
| OK | .gif) |
END (PROBLEM DUE TO INITIALIZATION FAILURE) |
|
|
3. |
CHECK WINDOW GLASS SLIDING MOVEMENT (APPLICABLE LOCATION) |
(a) Remove the window regulator.
(b) Install the window glass onto the door glass run.
(c) Check if the door window regulator operates smoothly.
(d) Check that the window glass slides smoothly when sliding it down by hand.
NOTICE:
Make sure to perform initialization (See page
).
HINT:
Ensure the following:
- The window glass fits in the glass run without improper contact or deformation.
- Foreign matter is not caught in the glass run.
- The glass run is not misaligned.
- The belt moulding or inner weatherstrip is not caught.
- The glass is not tilted and does not catch.
OK:
Door window glass slides smoothly.
| OK | |
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR OR FRONT PASSENGER DOOR) |
| NG | |
FIT WINDOW GLASS CORRECTLY (REMOVE FOREIGN MATTER CAUSING IMPROPER FIT OR REPLACE) |
Key-off Operation Function Operates even if Operating Conditions are not Satisfied
DESCRIPTION
When the front doors are closed, each power window regulator motor assembly
can control its power window operation for approximately 43 seconds after
the ignition switch is ...
Auto Up Operation does not Fully Close Power Window (Jam Protection Function
is Activated)
DESCRIPTION
If a door glass or a power window regulator motor assembly does not operate smoothly,
the jam protection function may be triggered automatically, resulting in the auto
up function bei ...
Other materials:
Winter driving tips
Carry out the necessary preparations and inspections before driving the vehicle
in winter. Always drive the vehicle in a manner appropriate to the prevailing weather
conditions.
■ Pre-winter preparations
● Use fluids that are appropriate to the prevailing outside temperatures.
• ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The power window control system data can be read from the Data Link Connector
3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream
to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page ...
Removal
REMOVAL
PROCEDURE
1. REMOVE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY
(See page )
2. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY
3. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Disconnect the connector.
(b) Disengage the 3 claws to remove the he ...