How To Proceed With Troubleshooting

WINDSHIELD / WINDOWGLASS: POWER WINDOW CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- Use these procedures to troubleshoot the power window control system.
- *: Use Techstream.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. INSPECT BATTERY VOLTAGE
Standard voltage:
11 to 14 V
HINT: If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT -- Continue to next step.
3. INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*
(a) Using Techstream, inspect the LIN communication function to ensure there are no malfunctions in the communication system.

Result





B -- GO TO DIAGNOSTIC TROUBLE CODE CHART
A -- Continue to next step.
4. PROBLEM SYMPTOMS TABLE

Result





B -- GO TO STEP 6
A -- Continue to next step.
5. OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Operation Check Component Tests and General Diagnostics.
(b) Terminals of ECU Pinout Values and Diagnostic Parameters.
(c) DATA LIST / ACTIVE TEST Scan Tool Testing and Procedures.
NEXT -- Continue to next step.
6. ADJUST, REPAIR OR REPLACE
NEXT -- Continue to next step.
7. CONFIRMATION TEST
NEXT -- Continue to next step.
8. RESET POWER WINDOW MOTOR
(a) If the power window master switch AUTO light is blinking, reset the power window motor Programming and Relearning.
NEXT -- END