Honda Acura NSX 1991 Service Manual page 251

(From page 1 l-74)
Disconnect "D" connector from
ECU only, not the engine wire
harness.
,
Disconnect the negative battery
cable from the battery.
I
Check for continuity between D9
terminal and body ground.
Does continuity exist ?
NO
Disconnect GRN connector from
t h e alternator.
Check for continuity between D9
terminal and body ground.
Does continuity exist ?
NO
0 0 0 0 0 0 0 0 0 0 0 0 0
Disconnect GRN connector from
Y E S
the alternator.
GRN CONNECTOR
Check for continuity between D9
terminal and body ground.
Does continuity exist ?
Repair short in WHTlRED wire
between ECU (D9) and alter-
See Alternator Inspec-
tion.
0 0 0 0 0 0 0 0 o o o o o o ( o o o o o o o o o o o
Y E S
I
Continuity 7
See Alternator Inspec-
tion.
II-75