Acura CSX. Manual — part 705
SNR9A00K791000R452XFAAT01
SNR9A00K791000R462XFAAT02
−
−
−
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DTC 45-2x, 45-3x, 45-Bx (‘‘x’’ can be 0 thru 9
or A thru F):
DTC 46-2x, 46-3x, 46-Bx (‘‘x’’ can be 0 thru 9
or A thru F):
YES
NO
YES
NO
24-137
24-137
Internal Failure of the Left Side
Impact Sensor (second)
Internal Failure of the Right Side
Impact Sensor (second)
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.
Replace the left side impact sensor (second)
(see page 24-205), then clear the DTC. If the DTC
returns, 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), and check that
the SRS indicator comes on for about 6 seconds
and then goes off.
Replace the right side impact sensor
(second) (see page 24-205), then clear the DTC. If
the DTC returns, 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.
Does the SRS indicator stay on, and is DT C 45-2x,
45-3x, or 45-Bx indicated?
Does the SRS indicator stay on, and is DT C 46-2x,
46-3x, or 46-Bx indicated?
08/08/21 13:59:45 61SNR030_240_0137
SNR9A00K791000R51XXFAAT00
SNR9A00K791000REX11FAAT00
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−
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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
24-138
24-138
SRS
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 DT C Ex-11 indicated?
08/08/21 13:59:45 61SNR030_240_0138
SNR9A00K791000RFX11FAAT00
01
SNR9A00K791000R611XFAAT00
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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
24-139
24-139
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).
Is DT C 61-1x indicated?
08/08/21 13:59:45 61SNR030_240_0139
08
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YES
NO
YES
NO
24-140
SRS
FLOOR WIRE HARNESS 3P CONNECTOR
BLK
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 LEFT SEAT BELT BUCKLE
SWITCH when the seat belt is buckled, and
unbuckled.
• If UNBUCKLE, BUCKLE, or SHORT is indicated
replace the floor wire 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 driver’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 the r esistance as specif ied?
Does the status alter nate f r om UNBUCK LE to
BUCK LE?
08/08/21 13:59:45 61SNR030_240_0140
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