Dtc B1027: Number Of Deployment Times Exceeded Limit - Suzuki 2006 SX4 Service Manual

DTC Troubleshooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
2 Seat belt pretensioner activation check
1) Turn OFF ignition switch.
2) Check that DTC B1026 has been set although
pretensioner has not been activated.
Has pretensioner activated?
3 Front impact sign check
1) Inspect front of vehicle and undercarriage for signs of
impact.
Are there any signs of impact?
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.
• Repeat "Air Bag Diagnostic System Check" to confirm that the trouble has been corrected.
• Clear DTC B1157 (air bag deployed) of BCM referring to "DTC Clearance in Section 10B", if any.

DTC B1027: Number of Deployment Times Exceeded Limit

DTC Detecting Condition and Trouble Area
DTC detecting condition
Deployment of air bag and/or activation of seat belt
pretensioner have been recorded in SDM 5 times or
more.
NOTE
DTC B1027 can never be cleared once it has been set.
DTC Trouble shooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
2 Air bag deployment check
1) Turn OFF ignition switch.
2) Check that DTC B1027 has been set although air bag
(front and side) and pretensioner has not been
deployed.
Have air bag and pretensioner deployed more than 4 place?
3 Impact sign check
1) Inspect front, side of vehicle and undercarriage for signs
of impact.
Are there any signs of impact?
Action
Action
Yes
Go to Step 2.
Inspect and replace
components according
to "Repair and
Inspection Required
after Accident".
Inspect and replace
components according
to "Repair and
Inspection Required
after Accident".
Trouble area
If this DTC has been recorded even though air bag (front
and side) and pretensioner have not been deployed more
than 4 place.
• SDM (internal fault or reused SDM)
• Each of deployment and activation module
• Those initiator circuit
Yes
Go to Step 2.
Inspect and replace
components according
to "Repair and
Inspection Required
after Accident".
Inspect and replace
components according
to "Repair and
Inspection Required
after Accident".
Air Bag System: 8B-30
No
Go to "Air Bag
Diagnostic System
Check Flow".
Go to Step 3.
Replace SDM.
S6RW0D8204017
No
Go to "Air Bag
Diagnostic System
Check Flow".
Go to Step 3.
Replace SDM.