Acura RL. Instruction — page 118

Fig. 61: SRS Circuit Diagram — ’06-08 Model (4 Of 4)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

DTC TROUBLESHOOTING

DTC 11-1X («X» CAN BE 0 THRU 9 OR A THRU F): OPEN IN DRIVER’S AIRBAG FIRST
INFLATOR (’05 MODEL); DTC 11-2X («X» CAN BE 0 THRU 9 OR A THRU F): INCREASED
RESISTANCE IN DRIVER’S AIRBAG FIRST INFLATOR (’05 MODEL); DTC 11-4X («X» CAN
BE 0 THRU 9 OR A THRU F): OPEN IN DRIVER’S AIRBAG SECOND INFLATOR (’05 MODEL);
DTC 11-5X («X» CAN BE 0 THRU 9 OR A THRU F): INCREASED RESISTANCE IN DRIVER’S
AIRBAG SECOND INFLATOR (’05 MODEL)

Special Tools Required

2007 Acura RL

2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

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© 2005 Mitchell Repair Information Company, LLC.

SRS inflator simulator 07SAZ-TB4011A

SRS simulator lead F 07XAZ-SZ30100

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 11-1x, 11-2x, 11-4x, or 11-5x indicated?

YES — Go to step 3.

NO — Intermittent failure, the 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 driver’s airbag 4P connector (A) from the cable reel.

Fig. 62: Identifying Driver’s Airbag 4P Connector Of Cable Reel
Courtesy of AMERICAN HONDA MOTOR CO., INC.

5. Connect the SRS inflator simulator (2 ohms connectors) and simulator lead F to the cable reel.

6. Reconnect the negative cable to the battery.

7. Clear the DTC memory.

8. Read the DTC (see GENERAL TROUBLESHOOTING INFORMATION ).

Is DTC 11-1x, 11-2x, 11-4x, or 11-5x indicated?

YES — Go to step 9.

NO — Open in the driver’s airbag first or second inflator; replace the driver’s airbag (see DRIVER’S
AIRBAG REPLACEMENT
).

NOTE:

Before doing this troubleshooting procedure, review SRS Precautions and
Procedures (see PRECAUTIONS AND PROCEDURES ) and General
Troubleshooting Information (see GENERAL TROUBLESHOOTING
INFORMATION ).

2007 Acura RL

2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

me

Friday, June 05, 2009 2:21:55 PM

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© 2005 Mitchell Repair Information Company, LLC.

9. Turn the ignition switch OFF. Disconnect the negative cable from the battery, then wait for 3 minutes.

10. Disconnect the dashboard wire harness B 4P connector (A) from the cable reel.

Fig. 63: Identifying Dashboard Wire Harness B 4P Connector Of Cable Reel
Courtesy of AMERICAN HONDA MOTOR CO., INC.

11. Connect the SRS inflator simulator (2 ohms connectors) and simulator lead F to dashboard wire

harness B.

12. Reconnect the negative cable to the battery.

13. Clear the DTC memory.

14. Read the DTC.

Is DTC 11-1x, 11-2x, 11-4x, or 11-5x indicated?

YES — Go to step 15.

NO — Open in the cable reel; replace the cable reel (see CABLE REEL REPLACEMENT ).

15. Turn the ignition switch OFF. Disconnect the negative cable from the battery, then wait for 3 minutes.

16. Disconnect SRS unit connector A(28P)from the SRS unit (see step 7 ).

17. Disconnect the SRS inflator simulator from the SRS simulator lead. Do not disconnect the simulator

lead from the dashboard wire harness B 4P connector.

18. Measure the resistance between the terminals of both SRS simulator lead. There should be 1 0. or less.

2007 Acura RL

2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

me

Friday, June 05, 2009 2:21:55 PM

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© 2005 Mitchell Repair Information Company, LLC.

Fig. 64: Measuring Resistance Between Terminals Of Both SRS Simulator Lead
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is the resistance as specified?

YES — Faulty SRS unit or poor connection at SRS unit connector A (28P) and the SRS unit. Check the
connection between the connector and the SRS unit. If the connection is OK, replace the SRS unit
(see SRS UNIT REPLACEMENT ).

NO — Go to step 19.

19. Disconnect dashboard wire harness A 4P connector C403 from dashboard wire harness B connector

C403.

Fig. 65: Identifying Dashboard Wire Harness A 4P Connector C403 And Dashboard Wire
Harness B Connector C403

Courtesy of AMERICAN HONDA MOTOR CO., INC.

20. Measure the resistance between the No. 1 and No. 2 terminals of dashboard wire harness A 4P

connector C403, and between the No. 3 and No. 4 terminals. There should be 1 ohms, or less.

2007 Acura RL

2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

me

Friday, June 05, 2009 2:21:55 PM

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© 2005 Mitchell Repair Information Company, LLC.

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