Windshield Deicer System
WINDSHIELD / WINDOW GLASS: WINDSHIELD DEICER SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING
HINT
* Use these procedures to troubleshoot the windshield deicer 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. INSPECT ELECTRIC POWER CONTROL SYSTEM*
(a) Using the Techstream, check the electric power control system's load control history Symptom Related Diagnostic Procedures.
NEXT -- Continue to next step.
4. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
(a) Use the Techstream to check that the CAN communication system is functioning normally.
B -- Go to CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting
A -- Continue to next step.
5. PROBLEM SYMPTOMS TABLE
(a) Refer to the problem symptoms table Problem Symptoms Table.
B -- Go to step 7
A -- Continue to next step.
6. OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Terminals of ECU Windshield Deicer System
(b) DATA LIST / ACTIVE TEST Windshield Deicer System
(c) Inspection
NEXT -- Continue to next step.
7. REPAIR OR REPLACE
NEXT -- Continue to next step.
8. CONFIRMATION TEST
NEXT -- END