Page 2745 of 2893

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DTC 21-8x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO YES
NO
24-65
070AZ-SNAA20007SAZ-TB4011A
A
Short to Power in the Driver’s Seat Belt
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. Remove the B-pillar lower trim (see page 20-72),
then disconnect the floor wire harness 4P
connector (A) from the driver’s seat belt tensioner.
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to the floor wire
harness.
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.
Short to power in the driver’s seat belt
tensioner; replace the driver’s seat belt (see page
24-4), 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.
(cont’d)
Does the SRS indicator stay on, and is DT C 21-8xindicated?
Is DTC 21-8x indicated?
08/08/21 13:56:55 61SNR030_240_0065
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DYNOMITE -2009-
Page 2746 of 2893

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YES
NO Special Tools Required
YES
NO
DTC 21-9x (‘‘x’’ can be 0 thru 9 or A thru F):
24-6624-66SRS
DTC Troubleshooting (cont’d)
SRS UNIT CONNECTOR B (28P)
10. Disconnect both seat belt buckle tensioner
connectors (see step 8 on page 24-21) and front
passenger’s seat belt tensioner connector (see step
7 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. 1 and
No. 2, 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. 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,
troubleshooting the DTC.
Short to Ground in the Driver’s Seat Belt
Tensioner
Wire side of female terminals
Is the voltage as specif ied? Does the SRS indicator stay on, and is DT C 21-9x
indicated?
08/08/21 13:56:55 61SNR030_240_0066
ProCarManuals.com
DYNOMITE -2009-
Page 2747 of 2893

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YES
NO
YES
NO
24-67
070AZ-SNAA20007SAZ-TB4011A
A
SRS UNIT CONNECTOR B (28P)
3. Turn the ignition switch to LOCK (0). Disconnect thenegative cable from the battery, then wait at least 3
minutes.
4. Remove the B-pillar lower trim (see page 20-72), then disconnect the floor wire harness 4P
connector (A) from the driver’s seat belt tensioner.
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to the floor wire
harness.
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.
Short to ground in the driver’s seat belt
tensioner; replace the driver’s seat belt (see page
24-4), 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 seat belt buckle tensioner connectors (see step 8 on page 24-21) and front
passenger’s seat belt tensioner connector (see step
7 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. 1 and
No. 2, 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 DT C 21-9x indicated? Is the resistance as specif ied?
08/08/21 13:56:55 61SNR030_240_0067
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DYNOMITE -2009-
Page 2748 of 2893

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DTC 22-1x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-68SRS
DTC Troubleshooting (cont’d)
A
070AZ-SNAA200 07SAZ-TB4011A
Open in the Front Passenger’s Seat Belt
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. Remove the B-pillar lower trim (see page 20-72), then disconnect the floor wire harness 4P
connector (A) from the front passenger’s seat belt
tensioner.
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to the floor wire
harness.
Does the SRS indicator stay on, and is DT C 22-1xindicated?
08/08/21 13:56:56 61SNR030_240_0068
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DYNOMITE -2009-
Page 2749 of 2893

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YES
NO
YES
NO
24-69
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
tensioner; replace the front passenger’s seat belt
(see page 24-4), 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 seat belt buckle tensioner connectors (see step 8 on page 24-21) and driver’s
seat belt tensioner connector (see step 7 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. 3 and No. 4. 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 22-1x indicated?
Is the resistance as specif ied?
08/08/21 13:56:56 61SNR030_240_0069
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DYNOMITE -2009-
Page 2750 of 2893

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DTC 22-3x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-70SRS
DTC Troubleshooting (cont’d)
A
070AZ-SNAA200 07SAZ-TB4011A
Short to Another Wire or Decreased
Resistance in the Front Passenger’s Seat Belt
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. Remove the B-pillar lower trim (see page 20-72),
then disconnect the floor wire harness 4P
connector (A) from the front passenger’s seat belt
tensioner.
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to the floor wire
harness.
Does the SRS indicator stay on, and is DT C 22-3xindicated?
08/08/21 13:56:56 61SNR030_240_0070
ProCarManuals.com
DYNOMITE -2009-
Page 2751 of 2893

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YES
NO
YES
NO
24-71
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.
Short in the front passenger’s seat belt
tensioner; replace the front passenger’s seat belt
(see page 24-4), 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 seat belt buckle tensioner connectors (see step 8 on page 24-21) and driver’s
seat belt tensioner connector (see step 7 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. 3 and No. 4. 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 22-3x indicated?
Is the resistance as specif ied?
08/08/21 13:56:56 61SNR030_240_0071
ProCarManuals.com
DYNOMITE -2009-
Page 2752 of 2893

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DTC 22-8x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-72SRS
DTC Troubleshooting (cont’d)
A
070AZ-SNAA200 07SAZ-TB4011A
Short to Power in the Front Passenger’s Seat
Belt 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 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. Remove the B-pillar lower trim (see page 20-72),
then disconnect the floor wire harness 4P
connector (A) from the front passenger’s seat belt
tensioner.
5. Connect the SRS inflator simulator (2 connectors) and simulator lead K to the floor wire
harness.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
Does the SRS indicator stay on, and is DT C 22-8x indicated?
08/08/21 13:56:57 61SNR030_240_0072
ProCarManuals.com
DYNOMITE -2009-