How to Proceed With Troubleshooting

WINDSHIELD / WINDOWGLASS: POWER WINDOW CONTROL SYSTEM (w/o Jam Protection Function): HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use these procedures to troubleshoot the power window control system.
* *: Use the Techstream.
1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT -- Continue to next step.

3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally.





B -- GO TO CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting
A -- Continue to next step.

4. PROBLEM SYMPTOMS TABLE

(a) Refer to the problem symptoms table Problem Symptoms Table.





B -- GO TO STEP 6
A -- Continue to next step.

5. OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Operation Check Operation Check.

(b) Terminals of ECU Power Window Control System (w/o Jam Protection Function).

(c) Data List / Active Test Power Window Control System (w/o Jam Protection Function).

NEXT -- Continue to next step.

6. REPAIR OR REPLACEMENT

NEXT -- Continue to next step.

7. CONFIRMATION TEST

NEXT -- END