10B-44 AIR BAG SYSTEM
DTC B1056 – Sideward Crash (Driver Side) Detected (Side Air Bag System
Activation Command Outputted)
DTC B1057 – Sideward Crash (Passenger Side) Detected (Side Air Bag System
Activation Command Outputted)
DTC WILL SET WHEN
DTC B1056 or B1057 :
The SDM detects a sideward crash (driver or passenger side) of sufficient force to warrant activation of the side
air bag system (driver or passenger side). (SDM outputs a deployment command.)
TABLE TEST DESCRIPTION
DTC B1056 or B1057 :
STEP 1 : Check that DTC B1056 or B1057 has been set although side air bag (driver or passenger side) has not
been deployed.
STEP 2 : Check that DTC has been set due to failure of SDM.
DIAGNOSTIC FLOW TABLE
DTC B1056 : Sideward Crash (Driver Side) Detected (Side Air Bag System Activation Command Output-
ted)
DTC B1057 : Sideward Crash (Passenger Side) Detected (Side Air Bag System Activation Command
Outputted)
CAUTION:
Before starting diagnosis according to flow table, Air Bag Diagnostic System Check.
Step Action Yes No
1 1) Ignition switch OFF.
Has side air bag (inflator) module deployed?
Replace components and
perform inspections as
directed in “REPAIRS
AND INSPECTIONS
REQUIRED AFTER AN
ACCIDENT” in this sec-
tion.
Go to step 2.
2 1) Inspect sideward of vehicle and undercar-
riage for signs of impact.
Are there signs of impact?
Replace components and
perform inspections as
directed in “REPAIRS
AND INSPECTIONS
REQUIRED AFTER AN
ACCIDENT” in this sec-
tion.
Substitute a known-good
SDM and recheck.
NOTE:
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components, ensure all components are properly mounted.
• Clear diagnostic trouble codes (Refer to DTC CLEARANCE.), if any.
• Repeat AIR BAG DIAGNOSTIC SYSTEM CHECK to confirm that the trouble has been corrected.
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