How To Proceed With Troubleshooting

WINDSHIELD / WINDOWGLASS: WINDOW DEFOGGER SYSTEM:

HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- Use the procedure to troubleshoot the defogger system.
- Techstream should be used in steps 4 and 6.

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
Result:






B -- Go to step 6
A -- 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 Window Defogger System

(d) Inspection Window Defogger Wire

NEXT -- Continue to next step.
5. REPAIR OR REPLACE
NEXT -- Continue to next step.
6. CONFIRMATION TEST
NEXT -- END