DESCRIPTION
If the auto up/down function does not operate, the cause may be one or more of the following:
The ECU in the power window regulator motor determines that the power window regulator motor has not been initialized.
The master switch has a malfunction.
The Hall-IC in the driver side power window regulator motor has a malfunction.
There is an open or short in the wiring between the master switch and the driver side power window regulator motor.
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 multiplex network master switch is operated Click here.
| OK |
|---|
| Driver side door power window moves. |
| NG |
|
OTHER PROBLEM (GO TO PROBLEM SYMPTOMS TABLE) Click here |
| OK |
|
READ VALUE USING INTELLIGENT TESTER (MULTIPLEX NETWORK MASTER SWITCH)
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 |
|---|
| The display changes according to operation of the multiplex network master switch. |
| Result | Proceed to |
|---|---|
| OK (for LHD) | A |
| OK (for RHD) | B |
| NG | C |
| A |
|
REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here |
| B |
|
REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here |
| C |
|
REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY Click here |