DESCRIPTION
The power window regulator motor is operated by the back door power window regulator switch. The back power window regulator motor assembly has motor and ECU functions.
This DTC is stored when the back door power window regulator motor assembly has a malfunction, or the ECU built into the regulator motor determines that the fully closed window position has deviated approximately 20 mm (0.787 in.) or more from the normal position.
HINT:
DTC B2311 can be stored in back door power window regulator motor (power window ECU).
Back Door P/W
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2311 |
|
Back door power window regulator motor |
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM (POWER WINDOW) |
(a) Select the Active Test, use the Techstream to generate a control command,
and then check that the back door power window regulator motor operates (See page
).
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Back Door Power Window |
Back door power window |
OFF/UP/DOWN |
- |
OK:
The back door power window regulator motor operates.
NG | ![]() |
REPLACE BACK DOOR POWER WINDOW REGULATOR MOTOR ASSEMBLY |
|
2. |
PERFORM INITIALIZATION |
(a) Initialize the back door power window regulator motor assembly (See page
).
(b) Check that the back door power window operates normally by opening and closing
the window (See page ).
HINT:
The power window operates normally.
|
3. |
CHECK WHETHER PARTS HAVE BEEN INSTALLED CORRECTLY |
(a) Check that the power window components are installed correctly.
OK:
Power window components are installed correctly.
HINT:
If the power window components are installed correctly, the problem has been caused by battery disconnection while the ignition switch was ON, or the motor being overheated.
OK | ![]() |
END |
NG | ![]() |
INSTALL PARTS CORRECTLY |
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
When installing the window frame moulding, heat the vehicle body and
window frame moulding using a ...
Adjustment
ADJUSTMENT
CAUTION / NOTICE / HINT
NOTICE:
This transmission requires Toyota Genuine ATF WS.
After servicing the transmission, you must follow the ATF adjustment
procedure.
Maintain the vehicle in a horizontal position while adjusting ...