Honda Acura NSX 1991 Service Manual page 629

Troubleshooting
-Flowcharts (cont'd)
Problem code 33:
NOTE: Before oerforming
Is the speedometer operating
normally?
Does the A/T warning indicator come LL
o n ?
Check the speed sensor signal (Vo).
Disconnect the 3-P connector
from the speed sensor.
Check for continuity between the
3-P connector and the Al 2 termi-
Is there continuity?
Y E S
Check the continuity between the
No. 1 (YELIRED) terminal and
body ground.
Is there continuity?
(To page 17-61)
17-60
the troubleshooting, check the related systems described below.
N O
YES
YES
t h e
N O Repair open in the YELlRED
between the EPS control unit and
speed sensor.
Repair short in the wire with con-
tinuity to body ground.
Perform the A/T troubleshooting (see section 14).
View from terminal side
wire
,
TEST HARNESS A
I
A
SPEED SENSOR