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Acura CSX. Manual - part 708

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−

YES

DTC 81-4x, 81-5x (‘‘x’’ can be 0 thru 9 or A
thru F), 81-63, 81-64:

24-149

SRS UNIT CONNECTOR A (28P)

ODS UNIT HARNESS 18P CONNECTOR

BLU

15. Turn the ignition switch to ON (II), and measure the

voltage between SRS unit connector A (28P)
terminal No. 14 and body ground. There should be
0.2 V or less.

Go to step 16.

Short to power in the dashboard wire harness,

floor wire harness, front passenger’s seat wire
harness (with seat heater), or ODS unit harness;
replace the faulty harness, then clear the DTC.

16. Measure the resistance between SRS unit

connector A (28P) terminal No. 14 and ODS unit
harness 18P connector terminal No. 7. There
should be less than 1.0

Faulty ODS unit or SRS unit; replace the ODS

unit (see page 24-209), then clear the DTC. If the
problem is still present, replace the SRS unit
(see page 24-203).

Open in the dashboard wire harness, floor

wire harness, front passenger’s seat wire harness
(with seat heater), or ODS unit harness; replace the
faulty harness, then clear the DTC.

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

1. Clear the DTC memory (see page 24-23).

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

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

Go to step 3.

Intermittent failure, system is OK at this time.

Go to Troubleshooting Intermittent Failures
(see page 24-24). If another DTC is indicated,
troubleshoot the DTC.

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

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

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

The system is OK at this time.

Go to step 5.

5. Replace the ODS unit (see page 24-209), then clear

the DTC.

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

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

The system is OK at this time.

Replace the SRS unit (see page 24-203).

Internal Failure of the

ODS Unit

Wire side of female terminals

Is the voltage as specif ied?

Is the r esistance as specif ied?

Does the SRS indicator stay on, and is DT C 81-4x,
81-5x, 81-63, or 81-64, indicated?

Does the SRS indicator go of f ?

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−

DTC 81-71, 81-78:

DTC 81-79:

YES

24-150

SRS

ODS Unit Does Not

Calibrate

Front Passenger’s Weight

Sensors Initial Check Failure

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

1. Clear the DTC memory (see page 24-23).

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

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

Go to step 3.

Intermittent failure, system is OK at this time.

Go to Troubleshooting Intermittent Failures
(see page 24-24). If another DTC is indicated,
troubleshoot the DTC.

3. Calibrate the ODS unit (see page 24-27).

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

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

The system is OK.

Go to step 5.

5. Replace the ODS unit (see page 24-209), then clear

the DTC.

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

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

The system is OK.

Replace the SRS unit (see page 24-203).

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

1. Clear the DTC memory (see page 24-23).

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

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

Go to step 3.

Intermittent failure, the system is OK at this

time. Go to Troubleshooting Intermittent Failures
(see page 24-24). If another DTC is indicated,
troubleshoot the DTC.

3. Turn the ignition switch to LOCK (0).

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

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

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

Remove the front passenger’s seat assembly

(see page 20-118), then reinstall it, calibrate the
ODS unit (see page 24-27). Retry the
troubleshooting. If the problem is still present,
replace the ODS unit (see page 24-209), then clear
the DTC.

Intermittent failure, the system is OK at this

time. Go to Troubleshooting Intermittent Failures
(see page 24-24). If another DTC is indicated,
troubleshoot the DTC.

Does the SRS indicator stay on, and is DT C 81-7 1
or 81-7 8 indicated?

Does the SRS indicator go of f ?

Does the SRS indicator stay on, and is DT C 81-7 9
indicated?

Does the SRS indicator go of f ?

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−

DTC 82-14:

YES

24-151

No Signal from the Front

Passenger’s Weight Sensor (front inner side)

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

1. Clear the DTC memory (see page 24-23).

2. Read the DTC (see page 24-22).

Go to step 3.

Intermittent failure, system is OK at this time.

Go to Troubleshooting Intermittent Failures
(see page 24-24).

3. From the SRS INSPECTION menu on the HDS,

select SWS DTC CHECK.

• DTC 14-11: Short to power in the ODS unit

harness; replace the ODS unit harness, then clear
the DTC.

• DTC 14-12: Go to step 4.
• DTC 14-13: Go to step 11.
• DTC 14-14: Go to step 19.

Intermittent failure, system is OK at this time.

Go to Troubleshooting Intermittent Failures
(see page 24-24).

4. Turn the ignition switch to LOCK (0).

5. Disconnect the ODS unit harness 3P connector (A)

from the front passenger’s weight sensor (front
inner side).

6. Read the DTC.

Go to step 7.

Faulty front passenger’s weight sensor (front

inner side); replace the front passenger’s seat slide
assembly including all four front passenger’s
weight sensors (see page 24-207), then clear the
DTC.

7. Turn the ignition switch to LOCK (0).

8. Disconnect the ODS unit harness 18P connector (A)

from the ODS unit.

Is DT C 82-14 indicated?

Is another DT C also indicated?

Is DT C 14-12 indicated?

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−

YES

24-152

SRS

ODS UNIT HARNESS 18P CONNECTOR

RED

ODS UNIT HARNESS 18P CONNECTOR

RED

BLK

9. Measure the resistance between ODS unit harness

18P connector terminal No. 3 and body ground.
There should be an open circuit or at least 1 M

Go to step 10.

Short to ground in the ODS unit harness;

replace the ODS unit harness, then clear the DTC.

10. Measure the resistance between ODS unit harness

18P connector terminals No. 3 and No. 13. There
should be an open circuit or at least 1 M

Faulty ODS unit; replace the ODS unit

(see page 24-209), then clear the DTC.

Short in the ODS unit harness; replace the

ODS unit harness, then clear the DTC.

Wire side of female terminals

Is the r esistance as specif ied?

08/08/21 14:00:49 61SNR030_240_0152

Content .. 706 707 708 709 ..