HEATED WINDSHIELD DEFROSTER SYSTEM PROBLEM SYMPTOMS TABLE

  • Use the table below to help determine the cause ofproblem symptoms. If multiple suspected areas are listed,the potential causes of the symptoms are listed in order ofprobability in the "Suspected Area" column of the table.Check each symptom by checking the suspected areas inthe order they are listed. Replace parts as necessary.

Table 1. HEATED WINDSHIELD DEFROSTER SYSTEM

Symptom

Suspected Area

Link

Heated windshield defroster system does not operate

CAN communication system

Click here

Front wiper deicer relay (DEICER)

Click here

Air conditioning amplifier assembly

Click here

Multi-display assembly (windshield deicer switch)

Click here

Multi-media module receiver assembly

Click here

Windshield glass (windshield deicer wire)

-

GVIF cable

-

Harness or connector

-

One of heated windshield defrosters does not operate

HWD NO.1, HWD NO.2, HWD NO.3 or HWD NO.4 fuses

-

HWD NO.1, HWD NO.2, HWD NO.3 or HWD NO.4 relays

Click here

Harness or connector

-

Windshield glass (heated windshield defroster)

-