| Component Location |

| 1. ICU Junction Block
2. Rear glass defogger switch (Manual type) |
3. Rear glass defogger
switch (Auto type) 4. Rear glass defogger |
Inspection Wrap tin foil around the end of the voltmeter test lead to prevent damaging the heater line.
Inspection 1. Disconnect the ignition switch connector (B) and key warning switch connector (A) from under the steering column. 2. Check for continuity between the terminals. 3.