DESCRIPTION
If the auto up/down function does not operate, the cause may be one or more of the following:
The ECU in the door window regulator motor determines that the door window regulator motor has not been initialized.
The master switch has a malfunction.
The Hall IC in the driver side door window regulator motor has a malfunction.
There is an open or short in the wiring between the master switch and the driver side door window regulator motor.
INSPECTION PROCEDURE
PROCEDURE
CHECK FOR DTC
Check for DTCs Click here.
| Result | Proceed to |
|---|---|
| DTC is not output | A |
| B2311 is output | B |
| B2312 is output | C |
| B2313 is output | D |
| LIN communication system DTCs are output | E |
| B |
|
GO TO DTC B2311 Click here |
| C |
|
GO TO DTC B2312 Click here |
| D |
|
GO TO DTC B2313 Click here |
| E |
|
GO TO LIN COMMUNICATION SYSTEM Click here |
| A |
|
CHECK MANUAL UP/DOWN FUNCTION
Check that the driver side door power window moves when the manual up/down function of the power window regulator master switch is operated Click here.
| OK |
|---|
| Driver side door power window moves. |
| NG |
|
GO TO "Driver Side Power Window does not Operate with Power Window Master Switch" Click here |
| OK |
|
READ VALUE USING INTELLIGENT TESTER (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY)
Use the Data List to check if the master switch is functioning properly Click here.
| Tester Display | Measurement Item/Range | Normal Condition | Diagnostic Note |
|---|---|---|---|
| D Door P/W Auto SW | Driver side power window auto up/down signal / ON or OFF | ON: Driver side power window auto up/down switch operated OFF: Driver side power window switch not operated |
- |
| OK |
|---|
| Display changes according to operation of power window regulator master switch. |
| Result | Proceed to |
|---|---|
| OK (for LHD) | A |
| OK (for RHD) | B |
| NG | C |
| B |
|
REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY RH Click here |
| C |
|
REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY Click here |
| A |
|
REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY LH Click here