2006 SUZUKI SX4 ignition

Downloaded from www.Manualslib.com manuals search engine Air Bag System: 8B-66
DTC B1071: Driver Forward Impact-Sensor Communication Data InconsistentS6RW0D8204034
DTC Detecting Condition and Trouble Area
DTC Troubleshooting
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

DTC B1072: Driver Forward Impact-Sensor Communication Data InvalidS6RW0D8204035
DTC Detecting Condition and Trouble Area
DTC Troubleshooting
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

DTC detecting condition Trouble area
Forward impact-sensor has been communicated with no
response or inconsistent ID code for more than 4 sec.• Forward impact-sensor
• Forward impact-sensor circuit
•SDM
Step Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2DTC check
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ON ignition switch and check SDM for DTC.
Are there any DTC(s) B1073, B1074?Go to applicable DTC
diag. flow.Replace defective
forward impact-sensor
and recheck.
If this DTC still detected,
replace SDM.
DTC detecting condition Trouble area
Forward impact-sensor has been communicated with
invalid data for more than 4 sec.• Forward impact-sensor
•SDM
Step Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2DTC check
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ON ignition switch and check SDM for DTC.
Are there any DTC(s) B1071, B1073, B1074?Go to applicable DTC
diag. flow.Replace defective
forward impact-sensor
and recheck.
If this DTC still detected,
replace SDM.

Downloaded from www.Manualslib.com manuals search engine 8B-67 Air Bag System:
DTC B1073: Driver Forward Impact-Sensor Circuit Shorted to GroundS6RW0D8204036
Wiring Diagram
DTC Detecting Condition and Trouble Area
DTC Troubleshooting
10
“L04”
“L372” “E388”
“E40”
ORN
PNK/BLKORN
PNK/BLKL04-50
L04-5111
30V
“L04”
BLK
L04-28
6 8
7
RED
GRN“L313”L04-27
9
1
2 BLKWHT3
4
5
12
12V5V30V
13
I6RW0C820012-01
1. Battery 5. Individual circuit fuse box No.1 9. Ground for air bag system 13. Back up capacitor
2. Fuse 6. Ignition switch 10. SDM
3. Main fuse box 7. “A/B” fuse 11. Driver forward impact-sensor
4. “IGN” fuse 8. Junction block assembly 12. DC / DC converter
DTC detecting condition Trouble area
Forward impact-sensor circuit has been shorted to ground
for more than 4 sec.• Forward impact-sensor
• Forward impact-sensor circuit
•SDM
Step Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2Forward impact-sensor circuit check
1) Disconnect forward impact-sensor connector “E40”.
2) Disconnect SDM connector “L04”.
3) Check for proper connection to SDM connector at
terminals “L04-50” and “L04-51”.
4) Measure resistance between “L04-50” terminal and body
ground.
Special tool
(A): 09932–76010
Is each measured resistance infinity?Go to Step 3. Repair short to ground
in defective circuit.
“L04-50”“L04-51”
(A)
I7RW01821027-01

Downloaded from www.Manualslib.com manuals search engine 8B-69 Air Bag System:
DTC Troubleshooting
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

Step Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2Forward impact-sensor circuit check
1) Disconnect forward impact-sensor connector “E40”.
2) Disconnect SDM connector “L04”.
3) Check for proper connection to SDM connector at
terminals “L04-50” and “L04-51”.
4) Check for proper connection to forward impact-sensor
connector at terminals “E40-1” and “E40-2”.
5) Measure resistance between “L04-50” and “E40-2”
terminals, between “L04-51” and “E40-1” terminals.
Special tool
(A): 09932–76010
Is each measured resistance 1
Ω or less?Go to Step 3. Repair high resistance
or open in defective
circuit.
3Forward impact-sensor circuit check
1) With ignition turned ON, measure voltage between “L04-
50” terminal and body ground, between “L04-51”
terminal and body ground.
Special tool
(A): 09932–76010
Is each measured voltage 0 V?Replace forward
impact-sensor, and
recheck.
If DTC still detected,
replace SDM.Repair short to power
supply circuit or other
circuit in defective
circuit.
“L04-50”“L04-51”
“E40-1”
“E40-2”
(A)
I7RW01822067-02
“L04-50”“L04-51”
(A)
I7RW01821029-01

Downloaded from www.Manualslib.com manuals search engine Air Bag System: 8B-70
DTC B1081 / B1091: Side Impact-Sensor No ResponseS6RW0D8204066
DTC B1081: Driver Side Impact-Sensor No Response
DTC B1091: Passenger Side Impact-Sensor No Response
DTC Detecting Condition and Trouble Area
DTC Troubleshooting
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

DTC B1082 / B1092: Side Impact-Sensor Communication DATA InvalidS6RW0D8204058
DTC B1082: Driver Side Impact-Sensor Communication DATA Invalid
DTC B1092: Passenger Side Impact-Sensor Communication DATA Invalid
DTC Detecting Condition and Trouble AreaDTC detecting condition Trouble area
DTC B1081:
Driver side impact-sensor has been communicated with
no response for more than 4 sec.
DTC B1091:
Passenger side impact-sensor has been communicated
with no response for more than 4 sec.• Driver / passenger side impact-sensor circuit
• Driver / passenger side impact-sensor
•SDM
Step Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2DTC check
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ON ignition switch and check SDM for DTC.
Are there any DTCs B1083, B1084 (for DTC B1081) or
B1093, B1094 (for DTC B1091)?Go to applicable DTC
diag. flow.Replace defective side
impact-sensor and
recheck.
If this DTC still detected,
replace SDM.
DTC detecting condition Trouble area
DTC B1082:
Driver side impact-sensor has been communicated with
invalid data for more than 4 sec.
DTC B1092:
Passenger side impact-sensor has been communicated
with invalid data for more than 4 sec.• Driver / passenger side impact-sensor
•SDM

Downloaded from www.Manualslib.com manuals search engine 8B-71 Air Bag System:
DTC Troubleshooting
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

DTC B1083 / B1093: Side Impact-Sensor Circuit Shorted to GroundS6RW0D8204059
DTC B1083: Driver Side Impact-Sensor Circuit Shorted to Ground
DTC B1093: Passenger Side Impact-Sensor Circuit Shorted to Ground
Wiring Diagram
DTC Detecting Condition and Trouble AreaStep Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2DTC check
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ON ignition switch and check SDM for DTC.
Are there any DTC(s) B1083, B1084, B1085 (for DTC
B1082) or B1093, B1094, B1095 (for DTC B1092)?Go to applicable DTC
diag. flow.Replace defective side
impact-sensor and
recheck.
If this DTC still detected,
replace SDM.
10
“L04”30V
30VL04-47 L04-46WHT/RED
LT GRN/BLK“L36”
11
L04-44 L04-45WHT/GRN
LT GRN
“L35”12
“L04”
BLK
L04-28
6 8
7
RED
GRN“L313”L04-27
9
1
2 BLKWHT3
4
5
13
12V5V30V
14
I6RW0C820013-01
1. Battery 5. Individual circuit fuse box No.1 9. Ground for air bag system 13. DC / DC converter
2. Fuse 6. Ignition switch 10. SDM 14. Back up capacitor
3. Main fuse box 7. “A/B” fuse 11. Driver side impact-sensor
4. “IGN” fuse 8. Junction block assembly 12. Passenger side impact-sensor
DTC detecting condition Trouble area
DTC B1083:
Driver side impact-sensor circuit has been shorted to
ground for more than 4 sec.
DTC B1093:
Passenger side impact-sensor circuit has been shorted to
ground for more than 4 sec.• Driver / passenger side impact-sensor circuit
• Driver / passenger side impact-sensor
•SDM

Downloaded from www.Manualslib.com manuals search engine Air Bag System: 8B-74
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

DTC B1085 / B1095: Side Impact-Sensor Communication DATA InconsistentS6RW0D8204061
DTC B1085: Driver Side Impact-Sensor Communication DATA Inconsistent
DTC B1095: Passenger Side Impact-Sensor Communication DATA Inconsistent
DTC Detecting Condition and Trouble Area
DTC Troubleshooting3Side impact-sensor circuit check
1) With ignition turn ON, measure voltage between “L04-
46” terminal and body ground, between “L04-47”
terminal and body ground (for DTC B1084).
2) Measure voltage between “L04-45” terminal and body
ground, between “L04-44” terminal and body ground (for
DTC B1094).
Special tool
(A): 09932–76010
Is each measured voltage 0 V?Replace side impact-
sensor, and recheck.
If DTC still detected,
replace SDM.Repair short to power
supply circuit or other
circuit in defective
circuit. Step Action Yes No
“L04-44”“L04-45” “L04-46” “L04-47”
(A)
I7RW01822072-01
DTC detecting condition Trouble area
DTC B1085:
Driver side impact-sensor has been communicated with
inconsistent ID code for more than 4 sec.
DTC B1095:
Passenger side impact-sensor has been communicated
with inconsistent ID code for more than 4 sec.• Driver / passenger side impact-sensor
•SDM
Step Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2DTC check
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ON ignition switch and clear DTC referring to “DTC
Clearance”.
3) Turn OFF ignition switch and recheck DTC.
Is DTC(s) B1085 and/or B1095 still detected?Replace defective side
impact-sensor.Intermittent trouble.
Check for intermittent
trouble referring to
“Inspection of
Intermittent and Poor
Connections”.

Downloaded from www.Manualslib.com manuals search engine 8B-75 Air Bag System:
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.

DTC B1361 / B1365: Curtain-Air Bag Circuit High ResistanceS6RW0D8204062
DTC B1361: Driver Curtain-Air Bag Circuit High Resistance
DTC B1365: Passenger Curtain-Air Bag Circuit High Resistance
Wiring Diagram
DTC Detecting Condition and Trouble Area
10
L04-20
L04-19
L04-21
L04-22
YEL/GRN
YEL/BLU
BLK/YEL
BRN/YELYEL/GRN
YEL/BLU
BLK/YEL
BRN/YEL “L395” “Q132”
11
12
“L04”
“Q102” “Q103”
“L04”
BLK
L04-28
6 8
7
RED
GRN“L313”L04-27
9
1
2 BLKWHT3
4
5
[A]
13
12V5V30V
14
I6RW0C820014-01
[A]: Shorting bar 5. Individual circuit fuse box No.1 10. SDM
1. Battery 6. Ignition switch 11. Driver side curtain-air bag (inflator) module
2. Fuse 7. “A/B” fuse 12. Passenger side curtain-air bag (inflator) module
3. Main fuse box 8. Junction block assembly 13. DC / DC converter
4. “IGN” fuse 9. Ground for air bag system 14. Back up capacitor
DTC detecting condition Trouble area
DTC B1361:
Driver curtain-air bag circuit is more than 3.8 Ω for more
than 4 sec.
DTC B1365:
Passenger curtain-air bag circuit is more than 3.8 Ω for
more than 4 sec.• Driver / passenger curtain-air bag circuit
• Driver / passenger curtain-air bag module
•SDM

Downloaded from www.Manualslib.com manuals search engine Air Bag System: 8B-76
DTC Troubleshooting
Step Action Yes No
1Was “Air Bag Diagnostic System Check Flow” performed?Go to Step 2. Go to “Air Bag
Diagnostic System
Check Flow”.
2Driver / passenger curtain-air bag circuit check
1) With ignition switch turned OFF, remove rear quarter
upper trim of applicable side and disconnect applicable
side curtain-air bag (inflator) module connector.
2) Check for proper connection to applicable side curtain-
air bag (inflator) module at terminals in “Q102” or “Q103”
connector.
3) If OK, then connect special tools (A), (B) and (C) to
applicable side curtain-air bag (inflator) module
connector.
Special tool
(A): 09932–76010
(B): 09932–75010
(C): 09932–78310
4) Check SDM for DTC.
With ignition switch turned ON, is DTC B1361 or B1365 still
indicated?Go to Step 3. Replace side curtain-air
bag (inflator) module
referring to “Side
Curtain-Air Bag
(Inflator) Module
Removal and
Installation”.
STEERING WHEEL(B)(C)
(A)“Q102”, “Q103”
I7RW01822087-02