Honda Civic 2002-2003 Service Manual page 1075

SRS
OTe Troubleshooting (cont'd)
DTC
22-5: Short to Ground in Front
Passenger's Seat Belt Buckle Tensioner
Special Tools Required
• SRS inflator simulator 07SAZ-TB401 lA
• SRS simulator lead F 07XAZ-SZ30100
1, Erase the DTC memory (see page 23-261,
2, Turn the ignition switch ON (III, 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~lnterminent
failure, system is OK atthis time,
Go to Troubleshooting Interminent Failures (see
page 23-261,
3, Turn the ignition switch OFF, Disconnectthe
banery negative cable, and wait for 3 minutes,
4, Disconnect the front passenger's seat belt buckle
tensioner 4P connector (A) from the floor wire
harness.
5, Connect the SRS inflator simulator (2
Q
connectors) and simulator lead F to the floor wire
harness.
6, Reconnect the banery negative cable,
7, Erase the DTC memory,
23-68
S, Read the DTC,
Is 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
seat belt buckle,.
9, Turn the ignition switch OFF, Disconnect the
banery negative cable, and wait for 3 minutes,
la, Disconnect both side airbag 2P connectors (see
step 4 on page 23-21 I and the driver's seat belt
buckle tensioner 4P connector (see step 6 on page
23-221,
11, Disconnect SRS unit connector B (1SPI from the
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 (1SPI 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 B
ItSPI
Wire side of female terminals
Is the resistance
as
specified?
YES~Faulty SRS unit; replace the SRS unit (see
page 23-1221,.
NO-Short to ground in the floor wire harness;
replace the floor wire harness .•