If the AUTO UP/DOWN function does not operate, the cause may be one or more of the following:
ECU in the power window regulator motor determines that the power window regulator motor has not been initialized.
The power window regulator switch has a malfunction.
The Hall-IC in the power window regulator motor have a malfunction.
The wiring between the power window regulator switch and the power window regulator motor is open or short.
CHECK FOR DTC
Check for DTCs.
|B2311 is output||A|
|B2312 is output||B|
|B2313 is output||C|
|LIN communication system DTC is output||D|
|DTC is not output||E|
GO TO DTC B2311 Click here
GO TO DTC B2312 Click here
GO TO DTC B2313 Click here
GO TO LIN COMMUNICATION SYSTEM Click here
CHECK MANUAL UP / DOWN FUNCTION
Check that the manual UP/DOWN function using the power window regulator switch can operate the driver door power window.
|Manual UP/DOWN function operates normally.|
OTHER PROBLEM Click here
READ VALUE USING INTELLIGENT TESTER (REAR MOTOR RH)
Connect the intelligent tester to the DLC3.
Turn the engine switch on (IG).
Turn ON the intelligent tester.
Enter the following menus.
Select: Body / RR-Door Motor / Data List
According to the display on tester, read the "Data List".
|Tester Display||Measurement Item/Range||Normal Condition||Diagnostic Note|
|RR Door P/W Auto SW||Rear power window RH remote auto UP/DOWN switch signal / ON or OFF||
ON: Rear power window RH remote auto UP/DOWN switch on master switch operated
OFF: Rear power window RH switch on master switch not operated
|Tester display changes normally when rear power window switch RH is operated.|
CHECK HARNESS AND CONNECTOR (REAR SWITCH RH - REAR MOTOR RH) Click here
CHECK HARNESS AND CONNECTOR (REAR SWITCH RH - REAR MOTOR RH)
Disconnect the N6 switch connector.
Disconnect the N3 motor connector.
Measure the resistance according to the value(s) in the table below.
REPAIR OR REPLACE HARNESS OR CONNECTOR
INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear RH)
Remove the switch.
Measure the resistance of the switch when the switch is operated.
REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for Rear RH) Click here