Honda Civic. Manual — part 50
HDS).
2. Turn the ignition switch ON (II), and check that the SRS indicator comes on
for about 6 seconds and then goes off.
Does the SRS indicator stay on, and is DTC 22-8x indicated?
YES -Go to step 3.
NO -Intermittent failure, system is OK at this time. Go to
TROUBLESHOOTING INTERMITTENT FAILURES. If another DTC is
indicated, troubleshoot the DTC.
3. Turn the ignition switch OFF. Disconnect the negative cable from the battery,
then wait for 3 minutes.
4. Disconnect the floor wire harness 4P connector (A) from the front passenger's
seat belt tensioner.
Fig. 102: Identifying Floor Wire Harness 4P Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.
5. Connect the SRS inflator simulator (2 ohms connectors) and simulator lead K
to the floor wire harness.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
8. Read the DTC (see CLEAR THE DTC MEMORY WITH THE HDS).
2008 Honda Civic EX
2006-08 RESTRAINTS SRS (Supplemental Restraint System) - Civic (Except Hybrid)
Is DTC 22-8x indicated?
YES -Go to step 9.
NO -Short to power in the front passenger's seat belt tensioner; replace the
front passenger's seat belt (see FRONT SEAT BELT REPLACEMENT ).
9. Turn the ignition switch OFF. Disconnect the negative cable from the battery,
then wait for 3 minutes.
10. Disconnect both seat belt buckle tensioner 4P connectors (see step 8
DISCONNECTING SYSTEM CONNECTORS) and the driver's seat belt
tensioner 4P connector (see step 7 DISCONNECTING SYSTEM
CONNECTORS).
11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9
DISCONNECTING SYSTEM CONNECTORS).
12. Disconnect the simulator lead from the floor wire harness.
13. Reconnect the negative cable to the battery.
14. Turn the ignition switch ON (II).
15. Measure the voltage between the No. 3 terminal of SRS unit connector B (28P)
and body ground, and between the No. 4 terminal and body ground. There
should be 0.5 V or less.
Fig. 103: Measuring Voltage Between No. 3 Terminal Of SRS Unit
Connector B (28P) And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Is the voltage as specified?
2008 Honda Civic EX
2006-08 RESTRAINTS SRS (Supplemental Restraint System) - Civic (Except Hybrid)
YES -Faulty SRS unit or poor connection at SRS unit connector B (28P) and
the SRS unit. Check the connection; if the connection is OK, replace the SRS
unit (see SRS UNIT REPLACEMENT).
NO -Short to power in the floor wire harness; replace the floor wire harness.
DTC 22-9X ("X" CAN BE 0 THRU 9 OR A THRU F): SHORT TO GROUND IN FRONT
PASSENGER'S SEAT BELT TENSIONER
Special Tools Required
SRS inflator simulator 07SAZ-TB4011A
SRS simulator lead K 070AZ-SNAA200
1. Clear the DTC memory (see CLEAR THE DTC MEMORY WITH THE
HDS).
2. Turn the ignition switch ON (II), and check that the SRS indicator comes on
for about 6 seconds and then goes off.
Does the SRS indicator stay on, and is DTC 22-9x indicated?
YES -Go to step 3.
NO -Intermittent failure, system is OK at this time. Go to
TROUBLESHOOTING INTERMITTENT FAILURES . If another DTC is
indicated, troubleshoot the DTC.
3. Turn the ignition switch OFF. Disconnect the negative cable from the battery,
then wait for 3 minutes.
4. Disconnect the floor wire harness 4P connector (A) from the front passenger's
seat belt tensioner.
NOTE:
Before doing this troubleshooting procedure, review SRS
Precautions and Procedures (se e PRECAUTIONS AND
PROCEDURES) and General Troubleshooting Information
(see GENERAL TROUBLESHOOTING INFORMATION).
2008 Honda Civic EX
2006-08 RESTRAINTS SRS (Supplemental Restraint System) - Civic (Except Hybrid)
Fig. 104: Identifying Floor Wire Harness 4P Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.
5. Connect the SRS inflator simulator (2 ohms. connectors) and simulator lead K
to the floor wire harness.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
8. Read the DTC (see CLEAR THE DTC MEMORY WITH THE HDS).
Is DTC 22-9x indicated?
YES -Go to step 9.
NO -Short to ground in the front passenger's seat belt tensioner; replace the
front passenger's seat belt (see FRONT SEAT BELT REPLACEMENT ).
9. Turn the ignition switch OFF. Disconnect the negative cable from the battery,
then wait for 3 minutes.
10. Disconnect both seat belt buckle tensioner 4P connectors (see step 8
DISCONNECTING SYSTEM CONNECTORS and the driver's seat belt
tensioner 4P connector (see step 7 DISCONNECTING SYSTEM
CONNECTORS).
11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9
DISCONNECTING SYSTEM CONNECTORS).
12. Disconnect the simulator lead from the floor wire harness.
2008 Honda Civic EX
2006-08 RESTRAINTS SRS (Supplemental Restraint System) - Civic (Except Hybrid)
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