B2206-CURRENT VIN MISSING/MISMATCH

OCS SEAT WEIGHTS MRL #9077

For a complete wiring diagram Refer to Section 8W.

When Monitored:
During power-up, the ORC and OCM monitors the CAN bus for the VIN message.

Set Condition:
This DTC will set if the VIN information received from the PCM is different from the stored VIN.

Possible Causes

INCORRECT VIN PROGRAMMED INTO THE PCM

OCCUPANT CLASSIFICATION MODULE (OCM)

OCCUPANT RESTRAINT CONTROLLER (ORC)

Diagnostic Test

1.CHECK FOR ACTIVE DTC

NOTE: Troubleshoot any Ignition, Battery, Seat Weight Sensor, or OCM Internal DTCs BEFORE proceeding

NOTE: Ensure that the battery is fully charged.

Select the module and DTC type.

OCM - Active

Go To 2

OCM - Stored

Erase code with scan tool, test complete.

ORC - Active

Go To 4

ORC - Stored

Erase code with scan tool, test complete.

2.CHECK THE VIN STORED IN THE PCM

Does the VIN stored in the PCM match the vehicle's VIN?

Yes

Go To 3

Replace and Configure the Powertrain Control Module in accordance with the service information.
Perform (NGC) POWERTRAIN VERIFICATION TEST VER - 5. Refer to (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING).

3.PERFORM OCCUPANT CLASSIFICATION MODULE SYSTEM VERIFICATION TEST

NOTE: Failure to follow the test instructions or aborting the test will cause faults to set when performing the Occupant Classification Module System Verification Test. To prevent faults due to process errors: Verify That All Tests Steps That Led You Here Were Performed As Directed; Verify That The Ignition Is In Run; Wait 30 Seconds After Changing The Seat Weight Before Proceeding To Allow The System To Stabilize; Only Press Scan Tool Buttons When Directed To Do So; & Perform The Occupant Classification Module System Verification Test To Completion.

Does the scan tool display active: B2206-CURRENT VIN MISSING/MISMATCH?

Yes

Replace the OCM in accordance with the Service Information.
Perform *OCS VERIFICATION TEST - VER 1.

No - But Other DTCs Present

Diagnose and repair the DTCs. Refer to the Table of Contents in this Section for a complete list of symptoms.

No - No Active DTCs Present

Erase all codes before returning vehicle to customer.

4.CHECK THE VIN STORED IN THE PCM

Does the VIN stored in the PCM match the vehicle's VIN?

Yes

Go To 5

Replace and Configure the Powertrain Control Module in accordance with the service information.
Perform (NGC) POWERTRAIN VERIFICATION TEST VER - 5. Refer to (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING).

5.REPLACE THE OCCUPANT RESTRAINT CONTROLLER

WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two minutes before proceeding.

WARNING: If the airbag control module is dropped at any time, it must be replaced. Failure to take the proper precautions can result in accidental airbag deployment and personal injury or death.

View repair.

Repair

Replace the Occupant Restraint Controller in accordance with the service information.
Perform the *ORC VERIFICATION TEST-VER 1.