Honda Acura NSX 1991 Service Manual page 460

Electrical Troubleshooting
Troubleshooting Flowchart (cont'd)
F r o m p a ge 14-71
I
Check for continuity between
D17 (BLU/GRN) terminal and
body ground.
Is there continuity?
N O
I
Is there continuity?
Y E S
I
Check for continuity between
D15 (BLUIYEL) terminal and the
NC speed sensor.
Is there continuity?
Y E S
Check for loose control unit con-
nectors If necessary substitute
a know;-good unit a;d r e c h e c k .
14-72
I \
I
Repair short in BLUl
GRN or BLUlYEL
Y E S
between D 17 terminal
a n d t h e N C s p e e d
sensor.
Repair
N O
NC speed sensor.
Repair open in BLWYEL
NO
wire between D15 ter-
minal and the NC speed
NOTE: View from terminal side.
wires
1
open in