How To Proceed With Troubleshooting

WINDSHIELD / WINDOWGLASS: WINDOW DEFOGGER SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use the following procedure to troubleshoot the defogger system.
* Techstream should be used in step 4.

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 to the next step.

NEXT -- Continue to next step.

3. PROBLEM SYMPTOMS TABLE

HINT
Problem Symptoms Table

NEXT -- Continue to next step.

4. OVERALL ANALYSIS AND TROUBLESHOOTING

(a) TERMINALS OF ECU Pinout Values and Diagnostic Parameters

(b) DATA LIST/ACTIVE TEST Scan Tool Testing and Procedures

(c) ON-VEHICLE INSPECTION Component Tests and General Diagnostics

NEXT -- Continue to next step.

5. REPAIR OR REPLACE

NEXT -- Continue to next step.

6. CONFIRMATION TEST

NEXT -- END