Honda Acura NSX 1991 Service Manual page 1316

Supplemental Restraint System (SRS)
-Troubleshooting
tive dash sensor is faulty, replace the dash sen-
sor and recheck the voltages according to the
chart on page 23-330.
the SRS main wire harness and recheck the vol-
tages according to the chart on page 23-330.
5 . Connect the SRS test harness D between the dash
sensor and SRS main harness 2-P connector.
Check to make sure there is no continuity between
the No. 1 terminal and body ground, and between
the No. 2 terminal and body ground.
SRS MAIN WIRE
2-P CONNECTOR
SRS TEST
HARNESS D
No.
If there is continuity, the dash sensor is faulty:
l
replace and recheck the voltages according to the
chart on page 23-330.
wire harness and recheck the voltages according
to the chart on page 23-330.
23-332
1
Mode B: Cowl sensor short, or dash sensor open.
Mode C: One dash sensor open.
CAUTION: Disconnect the battery negative termi-
nal and then disconnect the positive terminal.
Connect the short connector to the airbag assembly.
1 . Connect the SRS test harness B between the SRS
unit and SRS main harness 18-P conector.
Check the resistance between the left dash sensor
terminals B 12 and B 16, and between the right dash
sensor terminals 84 and B6.
SRS VNIT
SRS TEST
5 Kfl
If resistance is more than 5 KO, go to step 2.
l
If resistance is less than 5 Kg, the SRS unit is
l
faulty, substitute a known good SRS unit and
recheck the voltages according to the chart on
page 23-330.
SRS MAIN HARNESS