B1C2D Right Side Seat Thorax Squib 1 Open

B1C2D code - The Occupant Restraint Controller (ORC) monitors the resistance of the right seat squib circuits. The ORC will set this DTC if it detects an open or high resistance on the right seat squib circuits.

B1C2D code
Possible causes B1C2D code
- Right seat squib line 1 circuit open
- Right seat squib line 2 circuit open

Related

- Right seat squib airbag
- Occupant Restraint Controller (ORC)

Diagnostic test B1C2D code

Step 1. Determine active or stored DTC

Make sure that the battery is fully charged. Turn the ignition on, with the scan tool read the active ORC DTC.

Select ACTIVE or STORED DTC:

ACTIVE DTC, go to step 2.
STORED DTC, go to step 5.

Step 2. Check for open squib circuits in right seat squib airbag

Turn the ignition off, disconnect the 12 volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

Disconnect the right seat squib airbag connector. To avoid serious or fatal injury, do not place an intact uncoupled seat squib airbag face down on a hard surface, the airbag will propel into the air if accidentially deployed. Check connectors, clean and repair as necessary.

Turn the ignition on, then reconnect the 12 volt battery and wait two minutes before preceeding. With the scan tool read the active ORC DTC.

Does the scan tool display B1C2D code?

Yes, go to step 3.
No, replace the right seat squib airbag.  Perform the Airbag system verification.

Step 3. Check right seat squib line 1 circuit for an open

Turn the ignition off, disconnect the 12 volt battery and wait two minutes before proceeding. Disconnect the ORC connectors, check connectors clean and repair as necessary. Measure the resistan ce of the right seat squib line 1 circuit between the right seat squib airbag connector and the ORC harness connector.

Is the resistance below 1.0 Ohms?

Yes, go to step 4.
No, repair the right seat squib line 1 circuit for an open or high resistance.

Step 4. Check right seat squib line 2 circuit for an open

Measure the resistance of the right seat squib line 2 circuit between the right seat squib airbag connector and ORC harness connector.

Is the resistance below 1.0 Ohms?

Yes, if the Occupant Restraint Controller (ORC) is dropped at any time, it must be replaced. Failure to take the proper precautions can result in accidential airbag deployment. Replace the ORC,  Perform the Airbag system verification.

No, repair the right seat squib line 2 circuit for an open or high resistance.

Step 5. Stored ORC DTC.

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