Diagnostic Test

1) PERFORM OCCUPANT CLASSIFICATION MODULE SYSTEM VERIFICATION TEST
Verify that the passenger seat is empty.

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; and Perform The *OCM SYSTEM VERIFICATION TEST To Completion.

With the scan tool in OCM, select More Options, select System Tests, and select Occupant Classification Module System Verification Test. Run the test by following the instructions displayed on the scan tool. When the test is complete, proceed as follows.

With the scan tool, read OCM DTCs.

Does the scan tool display any active DTCs?

Yes - B1BA8 DTC Returned
1. Go to 2).
Yes - But Other DTCs Present
1. Diagnose and repair the DTCs. Refer to the DIAGNOSTIC CODE INDEX for a complete list of symptoms.
No - No Active DTCs Present
1. Perform *OCM SYSTEM VERIFICATION TEST .
2) PERFORM OCCUPANT CLASSIFICATION MODULE SYSTEM VERIFICATION TEST
Verify that the passenger seat is empty.

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

Verify that all of the Seat Weight Sensor mounting screws are torqued to specification. Refer to SEATS .

WARNING: To avoid serious or fatal injury, turn the ignition on, then reconnect the battery.

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; and Perform The *OCM SYSTEM VERIFICATION TEST To Completion.

With the scan tool in OCM, select More Options, select System Tests, and select Occupant Classification Module System Verification Test. Run the test by following the instructions displayed on the scan tool. When the test is complete, proceed as follows.

With the scan tool, read OCM DTCs.

Does the scan tool display any active DTCs?

Yes - B1BA8 DTC Returned
1. Perform the *DIAGNOSIS AND CHECKOUT PROCEDURE FOR SEAT WEIGHT SENSORS .
Yes - But Other DTCs Present
1. Diagnose and repair the DTCs. Refer to the DIAGNOSTIC CODE INDEX for a complete list of symptoms.
No - No Active DTCs Present
1. Perform *OCM SYSTEM VERIFICATION TEST .