Signal light is not working
The intersection is considered
a four-way stop, and follow those rules.
Yielding on frontage roads
All traffic on frontage roads
must yield to all traffic entering and exiting freeways
Yielding to a funeral procession
is a courtesy, not the law
Many states have
laws that require drivers to yield to a funeral procession,
but Texas does not have this law. However, if the funeral
procession is escorted by police, and they indicate for
you to yield, then do so.