Honda S2000 Service Manual page 1073

sRs
SRS Indicator Circuit Troubleshooting (cont'd)
19. Disconnet the SRS unit 18P connector (A) from the
SRS unit.
Reconnect the battery negative cable.
Connect a voltmeter between the No.3 terminal of
the SRS unit 18P connector and body ground. Turn
the ignition switch ON l ll), and measure voltage.
There should be battery voltage.
20.
ls thete battery voltage?
YES Go to step 25.
NO Go to step 22,
Turn the ignition switch OFF.
SRS UNIT I8P CONNECTOR
Wire side of female terminals
23-60
24.
23. Disconnect SRS main harness connector A (2P)
from the under-dash fuse/relay box.
Check resistance between the No. 3 terminal of the
SRS unit
'l8P
connector and the No. 1 terminal of
SRS main harness connector A. There should be
0 1 . 0 Q .
SRS MAIN HARNESS CONNECTOR A (2P)
Wire side of female terminals
ls the resistance as specified?
YES - Open in the under-dash fuse/relay box or
poor contact at SRS main harness connector A;
check the connection. lf the connection is OK,
replace the under-dash fuse/relay box.l
NO Open in SRS main wire harness; replace the
S R S m a i n w i r e h a r n e s s . l
I
Wire side ol temale terminals