OCM Re-Zero Test

VERIFY ACTIVE DTC 

1. Remove any special tools or jumper wires and reconnect all previously disconnected components - except the battery.
2. Make sure the passenger seat is empty.
3. If equipped with the standard key ignition, use this ignition on warning.
   WARNING:

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

4. If equipped with the keyless ignition, use this ignition on warning.
   WARNING:

   Disconnect the 12-volt battery wait two minutes before proceeding, remove the ORC fuses, connect the 12-volt battery, wait two minutes before proceeding. Cycle the ignition to the On position, then reconnect the ORC fuses. Wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

   NOTE:

   Failure to follow the test instructions or aborting the test causes faults to set when performing the Scan tool 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 position. Only press scan tool buttons when directed to do so and perform the scan tool Occupant Classification Module System Verification Test to completion.

5. With the scan tool in OCM, select the Miscellaneous Functions tab on the scan tool, select Empty Seat Value Relearn. Run the test by following the instructions displayed on the scan tool. When the test completes, wait two minutes and then proceed as follows.
6. With the scan tool, read active DTCs.

   Does the scan tool display any OCM active DTCs?

   Yes 

   • Follow the appropriate diagnostics. Refer to DIAGNOSIS AND TESTING .

   No 

   • OCM Re-zero procedure complete. Perform the Standard Procedure OCCUPANT CLASSIFICATION MODULE (OCM) VERIFICATION TEST. Refer to STANDARD PROCEDURE .