Inspection Procedure

1. Check the power window operation function after the ignition switch is turned OFF.

   Result: 

   RESULT REFERENCE CHART
   
   

   Result	Proceed to
   Front side door is opened within 43 +/-1.5 seconds but power window can still operate	A
   43 +/-1.5 seconds pass and power windows can still operate	B

B: REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK) 

A: Go to Next Step 

1. Use the Data List to check if the main body ECU is functioning properly.

   Main Body: 

   MAIN BODY - TECHSTREAM TESTER DISPLAY REFERENCE CHART
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   D Door Courtesy SW	Driver side door courtesy switch signal / ON or OFF	ON: Driver door open OFF: Driver door closed	-
   P Door Courtesy SW	Front passenger side door courtesy switch signal / ON or OFF	ON: Front passenger door open OFF: Front passenger door closed	-

OK: Tester display changes normally when door courtesy switch is operated. 

NG: Go TO LIGHTING SYSTEM  (See HOW TO PROCEED WITH TROUBLESHOOTING )

OK: REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK)