Acura CSX. Manual — part 712
*03
09
06
−
−
−
−
YES
NO
YES
NO
24-165
ODS UNIT HARNESS 18P CONNECTOR
BLU
A
A
17. Turn the ignition switch to ON (II).
18. Measure the voltage between ODS unit harness
18P connector terminal No. 11 and body ground.
There should be less than 0.2 V.
Replace the ODS unit harness. If the problem
is still present, replace the ODS unit (see page
24-209), then clear the DTC.
Short to power in the ODS unit harness;
replace the ODS unit harness, then clear the DTC.
19. Turn the ignition switch to LOCK (0).
20. Disconnect the ODS unit harness 3P connector (A)
from the front passenger’s weight sensor (rear
outer side).
21. Read the DTC.
Go to step 22.
Faulty front passenger’s weight sensor (rear
outer 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.
22. Turn the ignition switch to LOCK (0).
23. Disconnect the ODS unit harness 18P connector (A)
from the ODS unit.
Wire side of female terminals
Is the voltage as specif ied?
Is DT C 26-14 indicated?
08/08/21 14:00:54 61SNR030_240_0165
*04
*05
SNR9A00K791000R854XFAAT01
−
−
−
−
−
−
−
−
−
−
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
DTC 85-4x, 85-5x (‘‘x’’ can be 0 thru 9 or A
thru F), 85-63, 85-64:
24-166
24-166
SRS
ODS UNIT HARNESS 18P CONNECTOR
BLU
ODS UNIT HARNESS 18P CONNECTOR
LT GRN
BLU
24. Measure the resistance between ODS unit harness
18P connector terminal No. 11 and body ground.
There should be an open circuit or at least 1 M
.
Go to step 25.
Short to ground in the ODS unit harness;
replace the ODS unit harness, then clear the DTC.
25. Measure the resistance between ODS unit harness
18P connector terminals No. 11 and No. 16. 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.
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.
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).
Internal Failure of the
ODS Unit
Wire side of female terminals
Wire side of female terminals
Is the r esistance as specif ied?
Is the r esistance as specif ied?
Does the SRS indicator stay on, and is DT C 85-4x,
85-5x, 85-63, or 85-64 indicated?
Does the SRS indicator go of f ?
Does the SRS indicator go of f ?
08/08/21 14:00:55 61SNR030_240_0166
SNR9A00K791000R8571FAAT00
SNR9A00K791000R8579FAAT02
−
−
−
−
−
−
−
−
−
−
DTC 85-71, 85-78:
DTC 85-79:
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
24-167
24-167
ODS Unit Not Initialize
OPDS Sensor 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. 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.
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).
3. Turn the ignition switch to LOCK (0).
4. Make sure nothing is on the front passenger’s seat.
5. Clear the DTC memory (see page 24-23).
6. 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 7.
Intermittent failure, the system is OK at this
time. Go to Troubleshooting Intermittent Failures
(see page 24-24).
Does the SRS indicator stay on, and is DT C 85-7 1
or 85-7 8 indicated?
Does the SRS indicator go of f ?
Does the SRS indicator go of f ?
Does the SRS indicator go of f ?
Does the SRS indicator go of f ?
08/08/21 14:00:55 61SNR030_240_0167
SNR9A00K791000R861XFAAT00
−
−
−
−
YES
NO
YES
NO
DTC 86-1x (‘‘x’’ can be 0 thru 9 or A thru F):
DTC 86-2x (‘‘x’’ can be 0 thru 9 or A thru F):
24-168
24-168
SRS
7. Initialize the ODS unit (see page 24-26).
8. Turn the ignition switch to ON (II), and check that
the SRS indicator comes on for about 6 seconds
and then goes off.
Replace the ODS unit (see page 24-209), then
clear the DTC. If the problem is still present, replace
the OPDS sensor/seat-back (see page 20-123).
Intermittent failure, the system is OK at this
time. Go to Troubleshooting Intermittent Failures
(see page 24-24).
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.
NOTE: Aftermarket devices (fluorescent lights,
laptop computers, etc.) used near the front
passenger’s seat-back can interfere with the seat-
back sensors and cause a false DTC 86-1x or 86-2x.
If one of these devices was used, clear the DTC,
operate the device near the seat-back, and recheck
for DTCs. If DTC 86-1x or 86-2x is set, clear it, and
do not use the device near the seat-back.
Faulty OPDS Seat-Back Sensor
Faulty OPDS Seat Support Sensor
Does the SRS indicator go of f ?
Does the SRS indicator stay on, and is DT C 86-1x
or 86-2x indicated?
08/08/21 14:00:55 61SNR030_240_0168
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