Inspection Procedure

NOTE: When using the intelligent tester to troubleshoot the LIN communication line: Connect the intelligent tester to the vehicle, and turn a courtesy light switch on and off at 1.5 second intervals until communication between the tester and vehicle begins.

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (POWER WINDOW UP/DOWN)

Perform the ACTIVE TEST, using the intelligent tester to generate a control command, and then check the power window operation.

Power window regulator motor (Power window ECU)

POWER WINDOW REGULATOR MOTOR - TEST DETAILS

Item	Test Details	Diagnostic Note
P/W UP / DOWN	OFF / UP / DOWN (OFF)	-

OK: Driver side power window operates normally.

CAUTION: Be careful to avoid injuries as this test causes vehicle parts to move.
During the Active Test, the jam protection function does not operate.

NG: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Side)

OK: Go TO NEXT STEP.

INITIALIZE POWER WINDOW CONTROL SYSTEM
1. Initialize the power window regulator motor assembly (on the driver side) (see INITIALIZATION ).
2. Check that the power window operates normally by opening and closing the window.
  OK: Driver side power window operates normally.
NG: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Side)

OK: Go TO NEXT STEP.
CHECK WHETHER PARTS HAVE BEEN INSTALLED CORRECTLY
1. Check that the power window components (on the driver side) are installed correctly.
  OK: Power window components (on driver side) are installed correctly.
  
  HINT:
  
  When the power window components are installed correctly, the problem has been caused by battery disconnection while the ignition switch is ON, improper installation of the power window components or the motor being overheated.
NG: INSTALL PARTS CORRECTLY

OK: END