Heated Rear Window Defogger

Heater Rear Window Defogger
The timing circuit for the rear window defogger is contained in the cluster. The operation is as follows: With ignition on, the first push of the defogger button will start a 10 minute timer. After 10 minutes have elapsed, the defogger will be turned off. If the button is pushed a second time during the same ignition cycle, the timer will turn the defogger on for 5 minutes. Every consecutive push will operate the defogger for 5 minutes. When the defogger is on, it can be turned off with a second push of the defogger button.