Operation CHARM: Car repair manuals for everyone.

Clock: Description and Operation

Battery voltage is applied at all times to the digital clock from fuse 20 to provide clock memory. With the ignition switch in ON or START, battery voltage is applied to the clock through fuse 10. The digital clock lights up and displays the time. With the light switch in PARK or HEAD, the light switch provides ground to the digital clock and the digital clock's display will dim.