Honda Civic. Manual — part 63

Fig. 142: Identifying Floor Wire Harness 2P Connector And Left Side
Curtain Airbag Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.

5. Connect the SRS inflator simulator (2 ohms, connectors) and simulator lead L

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 33-8x indicated?

YES -Go to step 9.

NO -Short to power in the left side curtain airbag inflator; replace the left side
curtain airbag (see SIDE CURTAIN AIRBAG REPLACEMENT).

9. Turn the ignition switch OFF. Disconnect the negative cable from the battery,

then wait for 3 minutes.

10. Disconnect both seat belt tensioner 4P connectors (see step 7

DISCONNECTING SYSTEM CONNECTORS) and both seat belt buckle
tensioner 4P connectors (see step 8 DISCONNECTING SYSTEM
CONNECTORS).

11. Disconnect the SRS unit connector B (28P) from the SRS unit (see step 9

DISCONNECTING SYSTEM CONNECTORS).

12. Disconnect the SRS inflator simulator from the SRS simulator lead. Do not

disconnect the simulator lead from the floor wire harness 2P connector.

13. Reconnect the negative cable to the battery.
14. Turn the ignition switch ON (II).
15. Measure the voltage between each terminal of the black SRS simulator lead

(A) and body ground. There should be 0.5 V or less.

2008 Honda Civic EX

2006-08 RESTRAINTS SRS (Supplemental Restraint System) - Civic (Except Hybrid)

Fig. 143: Identifying Floor Wire Harness 2P Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is the voltage as specified?

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 33-9X {"X" CAN BE 0 THRU 9 OR A THRU F): SHORT TO GROUND IN LEFT SIDE
CURTAIN AIRBAG INFLATOR

Special Tools Required

SRS inflator simulator 07SAZ-TB4011A

SRS simulator lead L 070AZ-SNAA300

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

NOTE:

Before doing this troubleshooting procedure, review SRS
Precautions and Procedures (see 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)

for about 6 seconds and then goes off.

Does the SRS indicator stay on, and is DTC 33-9x 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

3. Turn the ignition switch OFF. Disconnect the negative cable from the battery,

then wait for 3 minutes.

4. Disconnect the floor wire harness 2P connector (A) from the left side curtain

airbag connector (B).

Fig. 144: Identifying Floor Wire Harness 2P Connector And Left Side
Curtain Airbag Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.

5. Connect the SRS inflator simulator (2 ohms connectors) and simulator lead L

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 33-9x indicated?

2008 Honda Civic EX

2006-08 RESTRAINTS SRS (Supplemental Restraint System) - Civic (Except Hybrid)

YES -Go to step 9.

NO -Short to ground in the left side curtain airbag inflator; replace the left side
curtain airbag (see SIDE CURTAIN AIRBAG REPLACEMENT).

9. Turn the ignition switch OFF. Disconnect the negative cable from the battery,

then wait for 3 minutes.

10. Disconnect both seat belt tensioner 4P connectors (see step 7

DISCONNECTING SYSTEM CONNECTORS) and both seat belt buckle
tensioner 4P connectors (see step 8 DISCONNECTING SYSTEM
CONNECTORS).

11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9

DISCONNECTING SYSTEM CONNECTORS).

12. Disconnect the SRS inflator simulator from the SRS simulator lead. Do not

disconnect the simulator lead from the floor wire harness 2P connector.

13. Measure the resistance between each terminal of the black SRS simulator lead

(A) and body ground. There should be an open circuit or at least 1 M ohms.

Fig. 145: Identifying Floor Wire Harness 2P Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is the resistance as specified?

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).

2008 Honda Civic EX

2006-08 RESTRAINTS SRS (Supplemental Restraint System) - Civic (Except Hybrid)