Honda Civic 2002-2003 Service Manual page 1107

SRS
OTe Troubleshooting (cont'd)
7. Check the No. 10 (7.5A) fuse in the under-dash
fuse/relay box.
Is the fuse OK?
YES-Go to step S.
NO-Replace the fuse, then turn the ignition switch
ON (II). If the fuse blows again, check for a short in
the No. 10 (7.5A) fuse circuit (ECM wire harness,
floor harness, or OPDS harness) .•
S. Disconnect the OPDS unit harness SP connector (A)
from the OPDS unit (see page 23-124).
Q
9. Turn the ignition switch ON (II).
10. Check for voltage between the No.3 terminal of the
OPDS unit harness SP connector and body ground.
There should be battery voltage.
OPOS UNIT HARNESS 8P CONNECTOR
Wire side of female terminals
Is there battery voltage?
YES-Go to step 11.
NO-Go to step 23.
23-100
11. Turn the ignition switch OFF.
12. Disconnect the dashboard wire harness 17P
connector K from the under-dash fuse/relay box.
13. Turn the ignition switch ON (II).
14. Check for voltage between the NO.3 terminal of the
OPDS unit harness SP connector and body ground.
There should be 0.5 V or less.
OPOS UNIT HARNESS BP CONNECTOR
GRN,-----,
3 4
7 8
Wire side offemale terminals
Is the voltage
as
specified?
YES-Faulty OPDS unit; replace the OPDS unit (see
page 23-124) .•
NO-Go to step 15.
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