Acura CSX. Instruction — page 716

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DTC 15-3x:

DTC 17-3x:

DTC 25-3x:

DTC 27-3x:

SRS indicator does not come on

YES

NO

YES

NO

24-181

24-181

Symptom Troubleshooting

No Signal From the Front Inner

Side Front Passenger’s Weight Sensor

No Signal From the Rear Inner

Side Front Passenger’s Weight Sensor

No Signal From the Front Outer

Side Front Passenger’s Weight Sensor

No Signal From the Rear Outer

Side Front Passenger’s Weight Sensor

NOTE: Only read DTCs from the SRS menu, not from
the SWS menus unless instructed to check SWS DTCs.
SWS (ODS unit) DTCs are subcodes of SRS unit DTCs.
Only troubleshoot the corresponding SRS DTCs.

Do the troubleshooting for SRS unit DTC 82-15, 82-17,
83-25, and 83-27 (see page 24-155).

1. Turn the ignition switch to LOCK (0), then wait for

10 seconds.

2. Turn the ignition switch to ON (II), and check that

the SRS indicator comes on for about 6 seconds
and then goes off.

Intermittent failure, system is OK at this

time.

Go to step 3.

3. Connect the HDS to the data link connector (DLC)

(see page 24-22).

4. Make sure the HDS communicates with the vehicle

and the SRS unit. If it does not communicate,
troubleshoot the DLC circuit (see page 11-204).

5. Do the gauge control module self-diagnostic

function (see page 22-241).

Faulty SRS unit; replace the SRS unit

(see page 24-203).

Faulty gauge control module (tach); replace

the gauge control module (tach) (see page 22-277).

Does the SRS indicator s come on?

Does the SRS indicator come on?

08/08/21 14:01:52 61SNR030_240_0181

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SNR9A00H46400000000FAAT02

DTC 15-3x:

DTC 17-3x:

DTC 25-3x:

DTC 27-3x:

SRS indicator does not come on

YES

NO

YES

NO

24-181

24-181

Symptom Troubleshooting

No Signal From the Front Inner

Side Front Passenger’s Weight Sensor

No Signal From the Rear Inner

Side Front Passenger’s Weight Sensor

No Signal From the Front Outer

Side Front Passenger’s Weight Sensor

No Signal From the Rear Outer

Side Front Passenger’s Weight Sensor

NOTE: Only read DTCs from the SRS menu, not from
the SWS menus unless instructed to check SWS DTCs.
SWS (ODS unit) DTCs are subcodes of SRS unit DTCs.
Only troubleshoot the corresponding SRS DTCs.

Do the troubleshooting for SRS unit DTC 82-15, 82-17,
83-25, and 83-27 (see page 24-155).

1. Turn the ignition switch to LOCK (0), then wait for

10 seconds.

2. Turn the ignition switch to ON (II), and check that

the SRS indicator comes on for about 6 seconds
and then goes off.

Intermittent failure, system is OK at this

time.

Go to step 3.

3. Connect the HDS to the data link connector (DLC)

(see page 24-22).

4. Make sure the HDS communicates with the vehicle

and the SRS unit. If it does not communicate,
troubleshoot the DLC circuit (see page 11-204).

5. Do the gauge control module self-diagnostic

function (see page 22-241).

Faulty SRS unit; replace the SRS unit

(see page 24-203).

Faulty gauge control module (tach); replace

the gauge control module (tach) (see page 22-277).

Does the SRS indicator s come on?

Does the SRS indicator come on?

08/08/21 14:01:52 61SNR030_240_0181

*01

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SRS indicator stays on, but no DTCs are
stored

YES

NO

YES

NO

YES

NO

YES

NO

YES

NO

24-182

SRS

SRS UNIT CONNECTOR A (28P)

NOTE: Before doing this troubleshooting procedure,
review SRS Precautions and Procedures (see page
24-13), General Troubleshooting Information (see page
24-22), and Battery Terminal Disconnection and
Reconnection (see page 22-68).

1. Connect the HDS to the data link connector (DLC)

(see page 24-22).

2. Turn the ignition switch to ON (II).

3. Make sure the HDS communicates with the vehicle

and the SRS unit. If it does not communicate,
troubleshoot the DLC circuit (see page 11-204).

4. Select Body Electrical status with the HDS.

5. Check for DTCs in the Gauge Menu with the HDS.

Go to the troubleshooting for DTC B1187

(see page 22-265).

Go to step 6.

6. Check that the HDS communicates with the SRS

unit.

Go to step 7.

If the HDS does not communicate with the

SRS unit, check for power and ground at the SRS
unit connector A (28P). If power and grounds are ok,
replace the SRS unit (see page 24-203).

7. From the HDS System Menu, select SRS, then SRS

in Mode Menu, PARAMETER INFORMATION, then
SCS, MES, Indicator. Read the current status of the
SRS indicator.

Faulty SRS unit; replace the SRS unit

(see page 24-203).

Go to step 8.

8. Do the gauge self-diagnostic test (see page 22-241).

Go to step 9.

Faulty gauge control module (tach); replace

the gauge control module (tach) (see page 22-277).

9. Turn the ignition switch to LOCK (0). Disconnect the

negative cable from the battery, and wait at least 3
minutes.

10. Disconnect the SRS unit connector A (28P) from the

SRS unit (see step 8 on page 24-21).

11. Measure the resistance between SRS unit

connector A (28P) terminal No. 5 and body ground.
There should be an open circuit or at least 1 M

.

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 page 24-203).

Short in the dashboard wire harness; replace

the dashboard wire harness.

Wire side of female terminals

Is DT C B1187 indicated?

Does the HDS communicate with the SRS unit?

Is the status ON?

Does the SRS indicator f lash?

Is the r esistance as specif ied?

08/08/21 14:01:53 61SNR030_240_0182

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Side airbag cutoff indicator stays on

Side airbag cutoff indicator does not come
on

YES

NO

YES

NO

YES

NO

YES

NO

YES

NO

24-183

24-183

1. Make sure nothing is on the front passenger’s seat.

2. Make sure the seat back is dry.

3. Turn the ignition switch to ON (II), and see if the

indicator come on.

Go to the Symptom Troubleshooting ‘‘SRS

indicator stays on, but no DTCs are stored.’’

Go to step 2.

4. Connect the HDS to the data link connector (DLC)

(see page 24-22).

5. Make sure the HDS communicates with the vehicle

and the SRS unit. If it does not troubleshoot the
DLC circuit (see page 11-204).

6. Select Body Electrical Status with the HDS.

7. Check for DTCs in the Gauge Menu with the HDS.

Go to the DTC B1187 troubleshooting

(see page 22-265).

Go to step 8.

8. Do the gauge control module self-diagnostic

function (see page 22-241).

Initialize the ODS unit (see page 24-26). If the

problem is still present, replace the OPDS sensor/
seat-back (see page 20-123).

Faulty gauge control module (tach); replace

the gauge control module (tach) (see page 22-277).

NOTE: If the SRS indicator also stays on, go to SRS
indicator stays on, but no DTCs are stored (see page
24-182).

1. Turn the ignition switch to LOCK (0), then wait for

10 seconds.

2. Turn the ignition switch to ON (II), and check that

the side airbag cutoff indicator comes on for about
6 seconds.

Go to the Symptom Troubleshooting ‘‘SRS

indicator stays on.’’

Go to step 3.

3. Connect the HDS to the data link connector (DLC)

(see page 24-22).

4. Make sure the HDS communicates with the vehicle

and the SRS unit. If it does not troubleshoot the
DLC circuit (see page 11-204).

5. Do the gauge control module self-diagnostic

function (see page 22-241).

Faulty SRS unit; replace the SRS unit

(see page 24-203).

Faulty gauge control module (tach); replace

the gauge control module (tach) (see page 22-277).

Does the SRS indicator come on and stay on?

Is DT C B1187 indicated?

Does the side air bag cutof f indicator f lash?

Does the side air bag cutof f indicator come on?

Does the side air bag cutof f indicator come on?

08/08/21 14:01:53 61SNR030_240_0183

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