B1220

DTC B1220 / B1221: Rear Side-Air Bag Deployment Record

DTC B1220: Rear Side-Air Bag Deployment Record (Driver Side)

DTC B1221: Rear Side-Air Bag Deployment Record (Passenger Side)

DTC Detecting Condition and Trouble Area






DTC Troubleshooting



1.
Was "Air Bag Diagnostic System Check Flow" performed?
YES
Go to Step 2.
NO
Go to Air Bag Diagnostic System Check Flow:Advanced Air Bag.

2. Rear side-air bag deployment check

Turn OFF ignition switch.
Check that DTC B1220 or B1221 has been set although rear side-air bag has not been deployed.

Has air bag deployed?
YES
Inspect and replace components according to Repair and Inspection Required after Accident:Advanced Air Bag.
NO
Go to Step 3.

3. Side impact sign (driver / passenger) check

Inspect side of vehicle and undercarriage for signs of impact.

Are there any signs of impact?
YES
Inspect and replace components according to Repair and Inspection Required after Accident:Advanced Air Bag.
NO
Replace SDM.

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 Air Bag Diagnostic System Check:Advanced Air Bag
to confirm that the trouble has been corrected.
- Clear DTC B1157 (air bag deployed) of BCM referring to DTC Clearance DTC Clearance
, if any.