Reprogram ECU

To program an existing BCM, perform the following procedure:

1. Install EL-49642  SPS programming support tool.
2. Access the Service Programming System (SPS) and follow the on-screen instructions.
3. On the SPS Supported Controllers screen, select BCM Body Control Module - Programming and follow the on-screen instructions.
NOTE:

When performing the Tire Pressure Monitor Sensor Learn during BCM setup, the EL-46079  tire pressure monitor diagnostic tool must be used to activate each tire pressure sensor.

4. On the SPS Supported Controllers screen, select BCM Body Control Module - Setup and follow the on-screen instructions.
5. Check the driver information center display for additional messages regarding further calibration instructions. If there are no additional driver information center instructions present, programming is complete.
6. At the end of programming, choose the "Clear All DTCs" function on the SPS screen.
7. If ABS, Traction Control and/or Stabilitrak indicators are ON and DTC C0161 is set in the electronic brake control module after performing BCM programming and setup, do the following:
   1. Disconnect the scan tool from the data link connector.
   2. Ignition OFF, all access doors closed, all vehicle systems OFF, and all keys at least 3 meters away from the vehicle. It may take up to 2 minutes to power down.
   3. Ignition ON, verify DTC C0161 is in history. If not, repeat the above step to make sure the vehicle is in sleep mode.
   4. Use the scan tool to clear the DTCs.