Honda Acura NSX 1991 Service Manual page 798

(From page 19-110)
Connect the 22-P connector to
the A/T control unit.
Measure the voltage between the
TCS control unit No. 13 terminal
and body ground.
Y E S
Substitute a known-good TCS
l
control unit and recheck.
l Check for poor connections or
loose wires.
20-P CONNECTOR
Substitute a known-good AK
control unit and recheck.
(Internal short-circuit of the A/T
control unit.)
View from
terminal side.