Honda Acura NSX 1991 Service Manual page 448

Electrical Troubleshooting
Self-diagnosis D indicator light
blinks six times.
Turn the ignitrn switch ON.
Observe the A/T shift indicator
and select e a c h p o s i t i o n
separately.
Does the indicator light properly?
Y E S
Turn the ignition switch OFF.
Connect the ECU test harness be-
tween the control unit and con-
nectors.
Turn the ignition switch ON.
q
Shift to position.
Measure the voltage between the
A21 and A25 terminals.
Is there voltage?
N O
q q
Shift to or position.
Measure the voltage between the
Al 9 and A25 terminals.
To page 14-61
14-60
See AK shift position
indicator inspection.
(Section 23)
A21 A26
ECU TEST HARNESS TERMINAL
Repair open in SKY BLU
wire between the A21
terminal and the shift
position console
switch.
I
A l 9
ECU TEST HARNESS TERMINAL