ACURA CSX 2006 Service Repair Manual


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µ
µ
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YES
NO
YES
NO
24-81
SRS UNIT CONNECTOR B (28P)
8. Read the DTC (see page 24-22).Go to step 9.
Short to power in the driver’s seat belt buckle
tensioner; replace the driver’s seat belt buckle
(see page 24-6), then clear the DTC.
9. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes.
10. Disconnect both side airbag 2P connectors (see step 4 on page 24-20) and the front passenger’s
seat belt buckle tensioner 4P connector (see step 8
on page 24-21).
11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9 on page 24-21).
12. Disconnect the simulator lead from the floor wire harness.
13. Reconnect the negative cable to the battery.
14. Turn the ignition switch to ON (II). 15. Measure the voltage between body ground and
SRS unit connector B (28P) terminals No. 7 and
No. 8, individually. There should be less than 0.2 V.
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 page 24-203).
Short to power in the floor wire harness;
replace the floor wire harness, then clear the
DTC.
Wire side of female terminals
Is DTC 27-8x indicated?
Is the voltage as specif ied?
08/08/21 13:56:59 61SNR030_240_0081
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DYNOMITE -2009-


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DTC 27-9x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-82SRS
DTC Troubleshooting (cont’d)
B
A
070AZ-SNAA200 07SAZ-TB4011A
Short to Ground in the Driver’s Seat Belt
Buckle Tensioner
 SRS inflator simulator 07SAZ-TB4011A
 SRS simulator lead K 070AZ-SNAA200
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. 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. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes. 4. Disconnect the floor wire harness 4P connector (A)
from the driver’s seat belt buckle tensioner
connector (B).
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to the floor wire
harness connector.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
Does the SRS indicator stay on, and is DT C 27-9x indicated?
08/08/21 13:56:59 61SNR030_240_0082
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DYNOMITE -2009-


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YES
NO
YES
NO
24-83
SRS UNIT CONNECTOR B (28P)
8. Read the DTC (see page 24-22).Go to step 9.
Short to ground in the driver’s seat belt
buckle tensioner; replace the driver’s seat belt
buckle (see page 24-6), then clear the DTC.
9. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes.
10. Disconnect both side airbag 2P connectors (see step 4 on page 24-20) and the front passenger’s
seat belt buckle tensioner 4P connector (see step 8
on page 24-21).
11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9 on page 24-21).
12. Disconnect the simulator lead from the floor wire harness. 13. Measure the resistance between body ground and
SRS unit connector B (28P) terminals No. 7 and
No. 8, individually. There should be an open circuit
or at least 1 M .
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 page 24-203).
Short to ground in the floor wire harness;
replace the floor wire harness, then clear the
DTC.
Wire side of female terminals
Is DTC 27-9x indicated?
Is the resistance as specif ied?
08/08/21 13:56:59 61SNR030_240_0083
ProCarManuals.com
DYNOMITE -2009-


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DTC 28-1x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-84SRS
DTC Troubleshooting (cont’d)
B
A
070AZ-SNAA200
07SAZ-TB4011A
Open in the Front Passenger’s Seat Belt
Buckle Tensioner
 SRS inflator simulator 07SAZ-TB4011A
 SRS simulator lead K 070AZ-SNAA200
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. 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. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes. 4. Disconnect the floor wire harness 4P connector (A)
from the front passenger’s seat belt buckle
tensioner connector (B).
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to the floor wire
harness connector.
Does the SRS indicator stay on, and is DT C 28-1xindicated?
08/08/21 13:56:59 61SNR030_240_0084
ProCarManuals.com
DYNOMITE -2009-

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YES
NO
YES
NO
24-85
SRS UNIT CONNECTOR B (28P)
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
8. Read the DTC (see page 24-22).Go to step 9.
Open in the front passenger’s seat belt buckle
tensioner; replace the front passenger’s seat belt
buckle (see page 24-6), then clear the DTC.
9. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes.
10. Disconnect both side airbag 2P connectors (see step 4 on page 24-20) and the driver’s seat belt
buckle tensioner 4P connector (see step 8 on page
24-21).
11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9 on page 24-21). 12. Measure the resistance between SRS unit
connector B (28P) terminals No. 9 and No. 10.
There should be 2.0 3.0 .
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 page 24-203).
Open in the floor wire harness; replace the
floor wire harness, then clear the DTC.
Wire side of female terminals
Is DTC 28-1x indicated?
Is the resistance as specif ied?
08/08/21 13:57:00 61SNR030_240_0085
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DYNOMITE -2009-


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DTC 28-3x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-86SRS
DTC Troubleshooting (cont’d)
B
A
070AZ-SNAA200
07SAZ-TB4011A
Short to Another Wire or Decreased
Resistance in the Front Passenger’s Seat Belt
Buckle Tensioner
 SRS inflator simulator 07SAZ-TB4011A
 SRS simulator lead K 070AZ-SNAA200
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. 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. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes. 4. Disconnect the floor wire harness 4P connector (A)
from the front passenger’s seat belt buckle
tensioner connector (B).
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to floor wire
harness connector.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
Does the SRS indicator stay on, and is DT C 28-3x indicated?
08/08/21 13:57:00 61SNR030_240_0086
ProCarManuals.com
DYNOMITE -2009-


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YES
NO
YES
NO
24-87
SRS UNIT CONNECTOR B (28P)
8. Read the DTC (see page 24-22).Go to step 9.
Short in the front passenger’s seat belt buckle
tensioner; replace the front passenger’s seat belt
buckle (see page 24-6), then clear the DTC.
9. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes.
10. Disconnect both side airbag 2P connectors (see step 4 on page 24-20) and the driver’s seat belt
buckle tensioner 4P connector (see step 8 on page
24-21).
11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9 on page 24-21).
12. Disconnect the simulator lead from the floor wire harness. 13. Measure the resistance between SRS unit
connector B (28P) terminals No. 9 and No. 10.
There should be an open circuit or at least 1 M .
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 page 24-203).
Short in the floor wire harness; replace the
floor wire harness, then clear the DTC.
Wire side of female terminals
Is DTC 28-3x indicated?
Is the resistance as specif ied?
08/08/21 13:57:00 61SNR030_240_0087
ProCarManuals.com
DYNOMITE -2009-


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DTC 28-8x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-88SRS
DTC Troubleshooting (cont’d)
B
A
070AZ-SNAA200
07SAZ-TB4011A
Short to Power in the Front Passenger’s Seat
Belt Buckle Tensioner
 SRS inflator simulator 07SAZ-TB4011A
 SRS simulator lead K 070AZ-SNAA200
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. 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. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes. 4. Disconnect the floor wire harness 4P connector (A)
from the front passenger’s seat belt buckle
tensioner connector (B).
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to floor wire
harness connector.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
Does the SRS indicator stay on, and is DT C 28-8x indicated?
08/08/21 13:57:00 61SNR030_240_0088
ProCarManuals.com
DYNOMITE -2009-


µ
µ
µ
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YES
NO
YES
NO
24-89
SRS UNIT CONNECTOR B (28P)
8. Read the DTC (see page 24-22).Go to step 9.
Short to power in the front passenger’s seat
belt buckle tensioner; replace the front passenger’s
seat belt buckle (see page 24-6), then clear the
DTC.
9. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes.
10. Disconnect both side airbag 2P connectors (see step 4 on page 24-20) and the driver’s seat belt
buckle tensioner 4P connector (see step 8 on page
24-21).
11. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9 on page 24-21).
12. Disconnect the simulator lead from the floor wire harness.
13. Reconnect the negative cable to the battery.
14. Turn the ignition switch to ON (II). 15. Measure the voltage between body ground and
SRS unit connector B (28P) terminals No. 9 and
No. 10, individually. There should be less than 0.2 V.
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 page 24-203).
Short to power in the floor wire harness;
replace the floor wire harness, then clear the
DTC.
Wire side of female terminals
Is DT C 28-8x indicated?
Is the voltage as specif ied?
08/08/21 13:57:00 61SNR030_240_0089
ProCarManuals.com
DYNOMITE -2009-


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µ
µ
DTC 28-9x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-90SRS
DTC Troubleshooting (cont’d)
B
A
070AZ-SNAA200
07SAZ-TB4011A
Short to Ground in the Front Passenger’s
Seat Belt Buckle Tensioner
 SRS inflator simulator 07SAZ-TB4011A
 SRS simulator lead K 070AZ-SNAA200
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. 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. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes. 4. Disconnect the floor wire harness 4P connector (A)
from the front passenger’s seat belt buckle
tensioner connector (B).
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to floor wire
harness connector.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
Does the SRS indicator stay on, and is DT C 28-9x indicated?
08/08/21 13:57:01 61SNR030_240_0090
ProCarManuals.com
DYNOMITE -2009-