Honda Acura NSX 1991 Service Manual page 911

(From page 22-22)
Y E S
Remove the control unit (page
22-84). Substitute a known-good
control unit and recheck. If sym-
ptom/indication goes away.
replace the original control unit.
(From page 22-22)
control unit and coolant
measure voltage between
Is there approx. 5 V?
N O
Disconnect 14-P connector from
the control unit.
Substitute a known-good control
unit and recheck. If symptomlindi-
cation goes away, replace the
original control unit.
No.14
No.7