8B
DTC B1051: Frontal Crash Detected (System Activation Command Outputted)
CAUTION:
Be sure to perform Air Bag Diagnostic System Check before starting diagnosis according to the flow.
DTC Will Set when
The SDM detects a frontal crash of sufficient force to warrant activation of the air bag system. (SDM outputs a deployment command.)
Flow Test Description
Step 1: Check that DTC B1051 has been set although air bag has not been deployed.
Step 2: Check that DTC has been set due to failure of SDM.
DTC Troubleshooting
Step Action YES NO
1
1) Ignition switch OFF.
Has air bag (inflator) module deployed?
Replace components and perform inspections as directed in Repairs and Inspections Required after an Accident .
Go to Step 2.
2
1) Inspect front of vehicle and undercarriage for signs of impact.
Are there signs of impact?
Replace components and perform inspections as directed in Repairs and Inspections Required after an Accident .
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.
• Repeat Air Bag Diagnostic System Check to confirm that the trouble has been corrected.