Honda Acura NSX 1991 Service Manual page 778

(From page 19-90 )
Turn the ignition switch OFF.
Disconnect the 12-P connector
connector from the TCS control
Check for continuity between the
Is there continuity?
Check for continuity between the
No.10 terminal of the 20-P con-
nector and the C6 terminal of the
PGM-FI test harness
Is there continuity?
Y E S
for poor connection or
loose wire.
l Substitute known-good TCS
control unit and recheck.
I
Repair short to ground in the
Y E S
control unit and PGM-FI ECU.
NOTE: Use the PGM-FI test
ness, connect the test harness to
the PGM-FI ECU.
Repair open in the WHTlBLK
N O
between the TCS control unit and
PGM-FI-ECU.
20-P CONNECTOR
PGM-FI TEST HARNESS
har-
wire
ide.
19-91