Try going through Hesperia.
Take I 15 and exit at Main st. Go through town and grab whatever supplies you need. Take Main st east until it curves to the right.
Left on Rock Springs Road >>>>Cross the Mojave River>>>>> continue east until Rock Springs Road becomes Round Up Way.
Continue east on Round Up until you hit Bowen Ranch Road.
Turn right (south) and follow it all the way to the end.