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.
* The 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.

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