2006 ACURA CSX ignition

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DTC 51-xx, 52-xx, 53-xx, 54-xx, 55-xx (‘‘x’’ can
be 0 thru 9 or A thru F): DTC Ex-11 (’’x’’ can be 0 thru 9 or A thru F):
YES
NO YES
NO
24-13824-138SRS
DTC Troubleshooting (cont’d)
Internal Failure of the
SRS Unit Control Operation Recorded
NOTE:
 Before doing this troubleshooting procedure, review SRS Precautions and Procedures (see page 24-13)
and General Troubleshooting Information (see page
24-22).
 Before troubleshooting any of these DTCs, check the battery/system voltage and battery cable connections.
If the voltage is low, repair the charging system or
replace the battery before troubleshooting the SRS. If
the battery/system voltage is now OK, ask the client if
the battery ever went dead or if the engine was
started and run with the battery in a low state of
changed. A dead battery may trigger one or more of
these DTCs.
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.
Replace the SRS unit (see page 24-203).
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: 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), then wait for 10 seconds.
3. Read the DTC (see page 24-22).
Faulty SRS unit; replace the SRS unit
(see page 24-203).
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 51-xx, 52-xx, 53-xx, 54-xx, or 55-xx indicated? Is DTC Ex-11 indicated?
08/08/21 13:59:45 61SNR030_240_0138
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DYNOMITE -2009-

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DTC Fx-11 (’’x’’ can be 0 thru 9 or A thru F): DTC 61-1x (‘‘x’’ can be 0 thru 9 or A thru F):
YES
NO
24-13924-139
A
Airbags and/or Tensioners Deployment
Recorded Open in the Driver’s Seat Belt Buckle Switch
NOTE:
 Before doing this troubleshooting procedure, review SRS Precautions and Procedures (see page 24-13)
and General Troubleshooting Information (see page
24-22).
 Refer to the DTCs shown: – DTC F1-11: Driver’s airbag and/or driver’s seat belt tensioner deployed.
– DTC F2-11: Front passenger’s airbag and/or front passenger’s seat belt tensioner deployed.
– DTC F3-11: Driver’s side airbag, left side curtain airbag, and/or driver’s seat belt tensioner deployed.
– DTC F4-11: Front passenger’s side airbag, right side curtain airbag, and/or front seat belt tensioner
deployed.
When any airbags or tensioners have deployed, go to
Component Replacement/Inspection After Deployment
(see page 24-185). 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), then buckle and unbuckle the driver’s seat belt several times.
3. Read the DTC (see page 24-22).
Go to step 4.
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.
4. Disconnect the floor wire harness 3P connector from the driver’s seat belt buckle switch 3P
connector (A).
(cont’d)
Is DTC 61-1x indicated?
08/08/21 13:59:45 61SNR030_240_0139
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DYNOMITE -2009-


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DTC 61-2x (‘‘x’’ can be 0 thru 9 or A thru F):
YES
NO YES
NO
24-141
A
Short in the Driver’s Seat Belt Buckle Switch
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), then buckle and unbuckle the driver’s seat belt s everal times.
3. Read the DTC (see page 24-22).
Go to step 4.
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.
4. Turn the ignition switch to LOCK (0).
5. Disconnect the floor wire harness 3P connector from the driver’s seat belt buckle switch 3P
connector (A).
6. Turn the ignition switch to ON (II). 7. From the system selection menu on the HDS, select
SRS, then select SRS again, then select
PARAMETER INFORMATION, then Buckle Switch,
Seat Position Sensor, and check the status on the
HDS screen for FRONT LEFT SEAT BELT BUCKLE
SWITCH.
Replace the driver’s seat belt buckle
assembly (see page 24-6), then clear the DTC.
Short go ground in the floor wire harness;
replace the floor wire harness, then clear the
DTC.
Is DTC 61-2x indicated? Is OPEN indicated on the HDS?
08/08/21 13:59:46 61SNR030_240_0141
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DYNOMITE -2009-



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DTC 62-1x (‘‘x’’ can be 0 thru 9 or A thru F):
YES
NO
YES
NO
YES
NO
24-142SRS
DTC Troubleshooting (cont’d)
A
FLOOR WIRE HARNESS 3P CONNECTOR
BLK
Open in the Front Passenger’s Seat Belt
Buckle Switch
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), then buckle and unbuckle the driver’s seat belt s everal times.
3. Read the DTC (see page 24-22).
Go to step 4.
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.
4. Disconnect the floor wire harness 3P connector from the front passenger’s seat belt buckle switch
3P connector (A). 5. From the system selection menu on the HDS, select
SRS, then select SRS again, then select
PARAMETER INFORMATION, then Buckle Switch.
Seat Position Sensor, and check the status on the
HDS screen for FRONT RIGHT SEAT BELT BUCKLE
SWITCH when the seat belt is buckled, and
unbuckled.
 If UNBUCKLE, BUCKLE, or SHORT is indicated open in the front passenger’s seat subharness, or
floor wire harness; replace the faulty harness.
 If OPEN is indicated, go to step 6
6. Measure the resistance between floor wire harness 3P connector terminal No. 1 and body ground.
There should be less than 1.0 .
go to step 7.
Open in the floor wire harness or poor ground
connection at G602 (see page 22-38). If G602 is OK,
replace the floor wire harness, then clear the
DTC.
7. Alternately connect the No. 2 and No. 3 terminals of the floor wire harness 3P connector to body ground
with a jumper wire, and check the status on the
HDS screen.
Replace the front passenger’s seat belt
buckle assembly (see page 24-6), then clear the
DTC.
Open in the floor wire harness; replace the
floor wire harness, then clear the DTC.
Wire side of female terminals
Is DTC 62-1x indicated?
Is the resistance as specif ied?Does the status alternate f rom UNBUCK LE toBUCK LE?
08/08/21 13:59:46 61SNR030_240_0142
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DYNOMITE -2009-


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DTC 62-2x (‘‘x’’ can be 0 thru 9 or A thru F):
YES
NO YES
NO
24-143
A
Short in the Front Passenger’s Seat Belt
Buckle Switch
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), then buckle and unbuckle the front passenger’s seat belt several
times.
3. Read the DTC (see page 24-22).
Go to step 4.
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.
4. Turn the ignition switch to LOCK (0).
5. Disconnect the floor wire harness 3P connector from the front passenger’s seat belt buckle switch
3P connector (A).
6. Turn the ignition switch to ON (II). 7. From the system selection menu on the HDS, select
SRS, then select SRS again, then select
PARAMETER INFORMATION, then Buckle Switch.
Seat Position Sensor, and check the status on the
HDS screen for FRONT RIGHT SEAT BELT BUCKLE
SWITCH.
Replace the front passenger’s seat belt
buckle assembly (see page 24-6), then clear the
DTC.
Short to ground in the floor wire harness;
replace the floor wire harness, then clear the
DTC.
Is DT C 62-2x indicated? Is OPEN indicated on the HDS?
08/08/21 13:59:46 61SNR030_240_0143
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DYNOMITE -2009-


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DTC 71-1x (‘‘x’’ can be 0 thru 9 or A thru F):
YES
NO
YES
NO
24-144 SRS
DTC Troubleshooting (cont’d)
A
Open in the Driver’s Seat Position Sensor
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. Check the connection between the seat position sensor harness 2P connector and the driver’s seat
position sensor (see page 24-11).
4. Clear the DTC memory.
5. Read the DTC (see page 24-22).
Go to step 6.
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.
6. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes. 7. Disconnect the driver’s seat position sensor
harness 2P connector from the driver’s seat
position sensor (A).
8. Connect the No. 1 and No. 2 terminals of the driver’s seat position sensor harness 2P connector with a
jumper wire.
9. Disconnect both seat belt buckle tensioner connectors (see step 8 on page 24-21) and both
seat belt tensioner connectors (see step 7 on page
24-21).
Does the SRS indicator stay on, and is DT C 71-1xindicated?
I s DT C 7 1-1x i nd i cat ed ?
08/08/21 13:59:46 61SNR030_240_0144
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DYNOMITE -2009-


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YES
NO YES
NO
DTC 71-2x (‘‘x’’ can be 0 thru 9 or A thru F):
24-14524-145
SRS UNIT CONNECTOR B (28P)
10. Disconnect SRS unit connector B (28P) from the
SRS unit (see step 9 on page 24-21).
11. Measure the resistance between SRS unit connector B (28P) terminals No. 5 and No. 6. There
should be less than 1.0 .
Faulty driver’s seat position sensor or SRS
unit; replace the driver’s seat position sensor
(see page 24-211), then clear the DTC. If the
problem is still present, replace the SRS unit
(see page 24-203).
Open in the floor wire harness, driver’s seat
wire harness (with seat heater) or the seat position
sensor harness; replace the faulty harness, then
clear the DTC. 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.
(cont’d)
Short in the Driver’s Seat Position Sensor
Wire side of female terminals
Is the resistance as specif ied? Does the SRS indicator stay on, and is DT C 71-2x
indicated?
08/08/21 13:59:47 61SNR030_240_0145
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DYNOMITE -2009-




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YES
NO
YES
NO
YES
NO
24-146SRS
DTC Troubleshooting (cont’d)
ASRS UNIT CONNECTOR B (28P)
SRS UNIT CONNECTOR B (28P)
4. Disconnect the driver’s seat position sensor
harness 2P connector from the driver’s seat
position sensor (A) (see page 24-11).
5. Reconnect the negative cable to the battery.
6. Clear the DTC memory.
7. Read the DTC (see page 24-22). Go to step 8.
Faulty driver’s seat position sensor; replace
the driver’s seat position sensor (see page 24-211),
then clear the DTC.
8. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes.
9. Disconnect both seat belt buckle tensioner connectors (see step 8 on page 24-21) and both
seat belt tensioner connectors (see step 7 on page
24-21).
10. Disconnect SRS unit connector B (28P) from the SRS unit (see step 9 on page 24-21). 11. Measure the resistance between SRS unit
connector B (28P) terminals No. 5 and No. 6. There
should be an open circuit or at least 1 M .
Go to step 12.
Short in the floor wire harness, driver’s seat
wire harness (with seat heater), or the seat position
sensor harness; replace the faulty harness, then
clear the DTC.
12. Measure the resistance between body ground and SRS unit connector B (28P) terminals No. 5 and
No. 6, individually. There should be an open circuit
or at least 1 M .
Faulty driver’s seat position sensor, or the
SRS unit; replace the driver’s seat position sensor
(see page 24-211), then clear the DTC. If the
problem is still present, replace the SRS unit
(see page 24-203).
Short in the floor wire harness, driver’s seat
wire harness (with seat heater) or the seat position
sensor harness; replace the faulty harness, then
clear the DTC.
Wire side of female terminals
Wire side of female terminals
Is DTC 71-2x indicated? Is the resistance as specif ied?
Is the resistance as specif ied?
08/08/21 13:59:47 61SNR030_240_0146
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DYNOMITE -2009-