ACURA CSX 2006 Service Repair Manual

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24-41
(With seat heater)
RED/GRN
BLK/GRN
1
2 7 7
GRN* GRN : Shielding
G602
GRN*
RED*
GRN*
BRN* LT BLU*
ORN*
BLU*
LT GRN* YEL*
GRY* LT GRN* PUR*
GRN*
BRN*
LT BLU*
YEL* LT GRN*
BLU*
LT BLU*
LT BLU*
BRN* GRN* RED*
C203
28
16
27 3
421
15 1
221
2P 2P
2 5BLK RED
41
1
6 14
16
15
3
2
1
BLK RED GRN3P
1
2
3
3P 4P 4P
2
1 12 12
3
3
78 4
4
3
4
A 4
3
910
SRS UNIT
B 1211
GRN RED BLK
4P
1
2
ON:
BUCKLED ON:
UN-
BUCKLED
DRIVER’S
SEAT
BELT
BUCKLE
SWITCH FRONT
PASSENGER’S
AIRBAG
FIRST
INFLATOR
FRONT
PASSENGER’S
AIRBAG
SECOND
INFLATOR
DRIVER’S
AIRBAG
FIRST
INFLATOR
DRIVER’S
AIRBAG
SECOND
INFLATOR
CABLE
REEL
DASHBOARD
WIRE HARNESS
ON:
UN-
BUCKLED ON:
BUCKLED
From
ODS
UNIT
JUNCTION
CONNECTOR
DRIVER’S
SEAT
POSITION
SENSOR DRIVER’S
SEAT
WIRE HARNESS
FLOOR
WIRE
HARNESS FLOOR
WIRE
HARNESS
RIGHT
FRONT
IMPACT
SENSOR
LEFT
FRONT
IMPACT
SENSOR
ENGINE
COMPARTMENT
WIRE
HARNESS
DASHBOARD
WIRE
HARNESS FLOOR
WIRE
HARNESS
UNDER-DASH
FUSE/RELAY BOX
DRIVER’S
SEAT POSITION
SENSOR HARNESS
C602
C604 Q E
BLU or BRN wire color
can be used for the SRS circuits
that have a * mark
FRONT
PASSENGER’S
SEAT
BELT
BUCKLE
SWITCH
LA1
LA1
LFS LFS RFS RFS
LBSO LBSC
SS SS ODS
RA1
RA1 LA2
LA2
RBSC RBSO
RA2
RA2 :CANline
a
(cont’d)
08/08/21 13:55:36 61SNR030_240_0041
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DYNOMITE -2009-

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24-42SRS
Circuit Diagram (cont’d)
GRN*
RED* LT BLU*
BRN* GRN*
WHT*
ORN*
YEL*BLU*
BRN*
ORN* YEL*
RED*
GRN*
PNK* BLU* 1
41 2
2P
4P
4P
4P
4P 2
3
32 8
7910 22
21 12
4P
4P
32
41
B 4
3
12
2
332
B
26
25 3
2
SRS UNIT
LEFT SIDE
IMPACT SENSOR (FIRST)
DRIVER’S
SEAT BELT
TENSIONER REAR
SAFING
SENSOR
LEFT SIDE
CURTAIN AIRBAG
INFLATOR
DRIVER’S
SEAT BELT
BUCKLE
TENSIONER
FRONT
PASSENGER’S
SEAT BELT
TENSIONER PASSENGER’S
SEAT BELT
BUCKLE
TENSIONER
LEFT SIDE
IMPACT
SENSOR
(SECOND)
FLOOR
WIRE
HARNESS2P
FLOOR
WIRE
HARNESS
LBS1
LRP
LRP RRP RRP LBP LBP RBPRBP
LBS1
LCA1 LCA1
08/08/21 13:55:36 61SNR030_240_0042
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24-43
WHT*
GRN* BLU* RED* RED*
GRY*
PUR*
LT GRN*
YEL*
BRN*
20
19
17 18
2
112
2P 2P
23
27 28
B 1
41 2
4P 2P
2
1
23 24
B SRS UNIT RIGHT SIDE
CURTAIN AIRBAG
INFLATOR
RIGHT SIDE
IMPACT
SENSOR
(SECOND)
RIGHT SIDE
IMPACT SENSOR (FIRST)
FRONT
PASSENGER’S
SIDE AIRBAG
INFLATOR
DRIVER’S
SIDE AIRBAG
INFLATOR FLOOR
WIRE
HARNESS
FLOOR
WIRE
HARNESS 2P BLU or BRN wire color
can be used for the SRS circuits
that have a * mark
LSA
LSA RSA RSA
RBS1 RBS1
RCA1
RCA1
08/08/21 13:55:37 61SNR030_240_0043
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Î(#') ’07-09 models
24-44SRS
Circuit Diagram (cont’d)
GRN
BLU YEL
124 Q
E
G504
G602
BLK
LT GRN*
BLK*
BLK*
ORN*
LT BLU*
WHT*
RED* BLU*RED*
YEL*
2 1
G506 5
22
23 13 BLU
MICURED
2
4 MICU
GRY
YEL
3
1
17 Vs
Vo
Vs
Vo
Vs
Vo
Vs
Vo BLU
BRN
5
10 15
GRY
123 3
21
LT GRN
16
11 6
GRY
BLU
GRN RED
4
914
WHT
123
321
BLK
13
83
RED
BRN MAIN CIRCUIT
VB
VA
WHT
GAUGE CONTROL MODULE (TACH)
BLK
412 SRS UNIT
ODS UNIT
7112 No. 9
(7.5 A) (7.5 A)
No. 10
No. 11
(10 A)
8
9 41
BRN
BLK
YEL
BLU GRN J
BATTERY
BAT
IG1
IGNITION SWITCH
UNDER-DASH FUSE/RELAY BOX
BLK
GRN
WHT BRN
A17
DRIVE CIRCUIT DRIVE CIRCUIT
F-CAN TRANSCEIVER
16 1 19
WHT RED
A
A6
24
ORN
LT BLU
A
11 12
17 18
UNDER-HOOD
FUSE/RELAY BOX
DATA LINK
CONNECTOR
(DLC)
JUNCTION
CONNECTOR
JUNCTION
CONNECTOR
SEAT BELT
REMINDER
INDICATOR
SIDE
AIRBAG
CUTOFF
INDICATOR
SRS
INDICATORJUNCTION
CONNECTOR
To
SRS
UNIT ODS
UNIT
HARNESS OPDS
SENSOR
JUNCTION
CONNECTOR DASHBOARD
WIRE
HARNESS
FRONT
PASSENGER’S
WEIGHT
SENSOR
(FRONT
INNER
SIDE) FRONT
PASSENGER’S
WEIGHT
SENSOR
(REAR
INNER
SIDE) FRONT
PASSENGER’S
WEIGHT
SENSOR
(FRONT
OUTER
SIDE)FRONT
PASSENGER’S
WEIGHT
SENSOR
(REAR
OUTER
SIDE)
DASHBOARD
WIRE
HARNESS
FLOOR
WIRE
HARNESS
DASHBOARD
WIRE
HARNESS
PASSENGER’S
AIRBAG CUTOFF
INDICATOR
JUNCTION
CONNECTOR
MEMORY
ERASE
SIGNAL
(MES)
CONNECTOR
(2P)
FRONT
PASSENGER’S
SEAT
WIRE
HARNESS
(With
seat heater) D 2
JUNCTION
CONNECTOR
2
C782
C783 18P CAN
HI
MES
CAN
LO
K-LINE SCS PTT
SRS
GND (2) SRS
GND (1)
8P
4P
a
08/08/21 13:55:38 61SNR030_240_0044
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24-45
(With seat heater)
RED/GRN
BLK/GRN
1
2 7 7
GRN* GRN : Shielding
G602
GRN*
RED*
GRN*
BRN* LT BLU*
ORN*
BLU*
LT GRN* YEL*
GRY* LT GRN* PUR*
GRN*
BRN*
LT BLU*
YEL* LT GRN*
BLU*
LT BLU*
LT BLU*
BRN* GRN* RED*
C203
28
16
27 3
421
15 1
221
2P 2P
2 5BLK RED
41
1
6 14
16
15
3
2
1
BLK RED GRN3P
1
2
3
3P 4P 4P
2
1 12 12
3
3
78 4
4
4
3
A 4
3
910
SRS UNIT
B 1211
GRN RED BLK
4P
2
1
ON:
BUCKLED ON:
UN-
BUCKLED
DRIVER’S
SEAT
BELT
BUCKLE
SWITCH FRONT
PASSENGER’S
AIRBAG
FIRST
INFLATOR
FRONT
PASSENGER’S
AIRBAG
SECOND
INFLATOR
DRIVER’S
AIRBAG
FIRST
INFLATOR
DRIVER’S
AIRBAG
SECOND
INFLATOR
CABLE
REEL
DASHBOARD
WIRE HARNESS
ON:
UN-
BUCKLED ON:
BUCKLED
From
ODS
UNIT
JUNCTION
CONNECTOR
DRIVER’S
SEAT
POSITION
SENSOR DRIVER’S
SEAT
WIRE HARNESS
FLOOR
WIRE
HARNESS FLOOR
WIRE
HARNESS
RIGHT
FRONT
IMPACT
SENSOR
LEFT
FRONT
IMPACT
SENSOR
ENGINE
COMPARTMENT
WIRE
HARNESS
DASHBOARD
WIRE
HARNESS FLOOR
WIRE
HARNESS
UNDER-DASH
FUSE/RELAY BOX
DRIVER’S
SEAT POSITION
SENSOR HARNESS Q E
C602
C604 BLU or BRN wire color
can be used for the SRS circuits
that have a * mark
FRONT
PASSENGER’S
SEAT
BELT
BUCKLE
SWITCH
LFS
LFS
SS RFS RFS
LBSO LBSC
SS ODS
RA1
RA1 RA2
RA2 LA1
LA1 LA2
LA2
RBSC RBSO :CANline
a
(cont’d)
08/08/21 13:55:39 61SNR030_240_0045
ProCarManuals.com
DYNOMITE -2009-

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24-46SRS
Circuit Diagram (cont’d)
GRN*
RED* LT BLU*
BRN* GRN*
WHT*
ORN*
YEL*BLU*
BRN*
ORN* YEL*
RED*
GRN*
PNK* BLU* 1
41 2
2P
4P
4P
4P
4P 2
3
32 8
7910 22
21 12
4P
4P
32
41
B 4
3
12
2
332
B
26
25 3
2
SRS UNIT
LEFT SIDE
IMPACT SENSOR (FIRST)
DRIVER’S
SEAT BELT
TENSIONER REAR
SAFING
SENSOR
LEFT SIDE
CURTAIN AIRBAG
INFLATOR
DRIVER’S
SEAT BELT
BUCKLE
TENSIONER
FRONT
PASSENGER’S
SEAT BELT
TENSIONER PASSENGER’S
SEAT BELT
BUCKLE
TENSIONER
LEFT SIDE
IMPACT
SENSOR
(SECOND)
FLOOR
WIRE
HARNESS2P
FLOOR
WIRE
HARNESS
LBS1
LRP
LRP RRP RRP LBP LBP RBPRBP
LBS1
LCA1 LCA1
08/08/21 13:55:39 61SNR030_240_0046
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DYNOMITE -2009-

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24-47
WHT*
GRN* BLU* RED* RED*
GRY*
PUR*
LT GRN*
YEL*
BRN*
20
19
17 18
2
112
2P 2P
23
27 28
B 1
41 2
4P 2P
2
1
23 24
B SRS UNIT RIGHT SIDE
CURTAIN AIRBAG
INFLATOR
RIGHT SIDE
IMPACT
SENSOR
(SECOND)
RIGHT SIDE
IMPACT SENSOR (FIRST)
FRONT
PASSENGER’S
SIDE AIRBAG
INFLATOR
DRIVER’S
SIDE AIRBAG
INFLATOR FLOOR
WIRE
HARNESS
FLOOR
WIRE
HARNESS 2P BLU or BRN wire color
can be used for the SRS circuits
that have a * mark
LSA
LSA RSA RSA
RBS1 RBS1
RCA1
RCA1
08/08/21 13:55:40 61SNR030_240_0047
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DTC 11-1x (‘‘x’’ can be 0 thru 9 or A thru F):
DTC 11-4x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-48SRS
DTC Troubleshooting
A
070AZ-SNAA100 07SAZ-TB4011A
Open in the Driver’s Airbag First Inflator
Open in the Driver’s Airbag Second Inflator
 SRS inflator simulator 07SAZ-TB4011A
 SRS simulator lead J 070AZ-SNAA100
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 driver’s airbag 4P connector (A) from the cable reel.
5. Connect the SRS inflator simulator (2 connectors) and simulator lead J to the cable reel.
Does the SRS indicator stay on, and is DT C 11-1xor 11-4x i nd i cat ed ?
08/08/21 13:55:40 61SNR030_240_0048
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YES
NO
YES
NO
YES
NO
24-49
070AZ-SNAA100
07SAZ-TB4011A
A DASHBOARD WIRE HARNESS
4P CONNECTOR
070AZ-SNAA100
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 driver’s airbag first or second
inflator; replace the driver’s airbag (see page
24-188), 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. Remove the column cover (see page 17-9), then disconnect the dashboard wire harness 4P
connector (A) from the cable reel.
11. Connect the SRS inflator simulator (2 connectors) and the simulator lead to the
dashboard wire harness.
12. Reconnect the negative cable to the battery.
13. Clear the DTC memory. 14. Read the DTC.
Go to step 15.
Open in the cable reel; replace the cable reel
(see page 24-200), then clear the DTC.
15. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3
minutes.
16. Disconnect SRS unit connector A (28P) from the SRS unit (see step 9 on page 24-21).
17. Disconnect the SRS inflator simulator from the SRS simulator lead. Do not disconnect the simulator
lead from the dashboard wire harness 4P connector.
18. Measure the resistance between the terminals of both SRS simulator leads. There should be less
than 1.0 .
Faulty SRS unit or poor connection at SRS
unit connector A (28P) and the SRS unit. Check the
connection between the connector and the SRS
unit. If the connection is OK, replace the SRS unit
(see page 24-203).
Open in the dashboard wire harness; replace
the dashboard wire harness, then clear the DTC.
I s DT C 11-1x or 11-4x i nd i cat ed ? I s DT C 11-1x or 11-4x i nd i cat ed ?
Is the resistance as specif ied?
08/08/21 13:55:40 61SNR030_240_0049
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DYNOMITE -2009-

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DTC 11-3x (‘‘x’’ can be 0 thru 9 or A thru F):
DTC 11-6x (‘‘x’’ can be 0 thru 9 or A thru F):
Special Tools Required
YES
NO
24-50SRS
DTC Troubleshooting (cont’d)
A
070AZ-SNAA100 07SAZ-TB4011A
Short to Another Wire or Decreased
Resistance in the Driver’s Airbag First Inflator
Short to Another Wire or Decreased
Resistance in the Driver’s Airbag Second
Inflator
 SRS inflator simulator 07SAZ-TB4011A
 SRS simulator lead J 070AZ-SNAA100
 SRS short canceller 070AZ-SAA0100
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 driver’s airbag 4P connector (A) from the cable reel.
5. Connect the SRS inflator simulator (2 connectors) and simulator lead J to the cable reel.
Does the SRS indicator stay on, and is DT C 11-3xor 11-6x indicated?
08/08/21 13:55:40 61SNR030_240_0050
ProCarManuals.com
DYNOMITE -2009-