Inspection Procedure
WARNING: This page is about a different car, the 2008 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK POWER WINDOW OPERATION FUNCTION AFTER IGNITION SWITCH OFF
- Check the power window operation function after the ignition switch is turned OFF.
Result:
RESULT REFERENCE CHARTResult 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
- Check the power window operation function after the ignition switch is turned OFF.
- READ VALUE OF TECHSTREAM (DOOR COURTESY SWITCH)
- Use the Data List to check if the main body ECU is functioning properly.
Main Body:
MAIN BODY - TECHSTREAM TESTER DISPLAY REFERENCE CHARTTester 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)
- Use the Data List to check if the main body ECU is functioning properly.