Honda Civic Service Manual page 1075

sRs
DTC Troubleshooting (cont'dl
DTC 22-5: Short to Ground in Front
Passenger's Seat Belt Buckle Tensioner
Special Tools Required
. SRS inflator simulator 07SAZ-T84011A
. SRS simulator lead F 07XAZ-S230100
1 . Erase the DTC memory (see page 23-26).
2. Turn the ignition switch ON (ll), and check that the
SRS indicator comes on for about 6 seconds and
then goes off.
Does the SRS indicator stay on?
YES-Go to step 3.
NO - Intermittent failure, system is OK at this time.
Go to Troubleshooting Intermittent Failures (see
page 23-26).
3. Turn the ignition switch OFF. Disconnectthe
battery negative cable, and wait for 3 minutes.
4. Disconnectthe front passenger's seat belt buckle
tensioner 4P connector (A) from the floor wire
h a r n e s s ,
Connect the SRS inflator simulator (2 Q
connectors) and simulator lead F to the floor wire
narness.
Reconnect the battery negative cable.
Erase the DTC memory.
5 .
6 .
1 .
23-68
! U
8. Read the DTC.
ls DTC 22-5 indicated?
YES-Go to step 9.
NO Short to ground in the front passenger's seat
belt buckle tensioner; replace the front passenger's
s e a t b e l t b u c k l e . l
9. Turn the ignition switch OFF. Disconnectthe
battery negative cable, and wait for 3 minutes.
10. Disconnect both side airbag 2P connectors (see
step 4 on page 23-21) and the driver's seat belt
buckle tensioner 4P connector (see step 6 on page
23-22t.
1 1 . D i s c o n n e c t S R S u n i t c o n n e c t o r B ( 1 8 P l f r o m t h e
SRS unit (see step 7 on page 23-221.
12. Disconnect the special tool from the floor wire
harness,
13. Check resistance between the No. 2 terminal of
SRS unit connector B (18P) and body ground, and
the No, 11 terminal and body ground. There should
be an open circuit, or at least 1 M Q.
SRS UNIT CONNECTOR g {18PI
ls the resistance as specified?
YES-Faulty SRS unit; replace the SRS unit (see
page 23-1221 .a
NO Short to ground in the floor wire harness;
replace the floor wire harness.l
b U
Wire side of female terminals