Power Supply And Ground

When ignition switch is in the ON or START position power is supplied:

through 10A fuse [No. 12, located in the fuse block (J/B) NO. 1]
to ASCD control unit terminal 5 and
through ASCD brake switch terminal 1 and 2
to park/neutral position relay terminal 3.
through 10A fuse [No. 9, located in the fuse block (J/B) NO. 1]
to combination meter terminal 59

Power is supplied at all times:

through 15A fuse [No. 17, located in the fuse block (J/B) NO. 1]
to the stop lamp switch terminal 1.

When park/neutral position is in the P or N position, ground is supplied:

to park/neutral position relay terminal 2
through body grounds E24 and E44.

When MAIN (CRUISE) switch is depressed (ON), ground is supplied:

to ASCD steering switch terminal 1
from ASCD control unit terminal 11.
to ASCD control unit terminal 24
from ASCD steering switch terminal 2.

then ASCD control unit holds CRUISE condition and illuminates CRUISE indicator. Ground is supplied:

to combination meter terminal 63
from ASCD control unit terminal 15.