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Smart Junction Box (SJB): Installation

  1. Position the SJB  and install the nut.
    • Tighten the nut to 6 Nm (53 lb-in).
    2. NOTE: It may be necessary to push the red lock tab upward after installing the B+ connector.
  2. Connect the 7 SJB  electrical connectors.
    3. NOTE: If the SJB  is not being replaced, this is the last step that is necessary.
  3. Install the RH A-pillar lower trim panel.
    4. NOTE: DTC B2276 may be set, indicating there are less than 2 transmitters programmed to the SJB  . For additional information, refer to HANDLES, LOCKS, LATCHES & KEYLESS ENTRY SYSTEM article.
  4. Download the SJB configuration information from the scan tool to the SJB. For additional information, refer to MODULE COMMUNICATIONS NETWORK - MODULE CONFIGURATION article.
  5. Train the tire pressure sensors. For additional information, refer to TIRES & WHEELS article.
    6. NOTE: The SJB  DTC C2780 will not clear if any other DTCs are still present in the SJB  .
    NOTE: This step is required to clear the SJB  DTC C2780, allow the SJB  to exit the manufacturing mode, and to make sure there are no other concerns with the newly programmed SJB  .
  6. Carry out the SJB  self-test (must include an on-demand self-test) and then repeat the self-test to confirm all SJB  DTCs have been cleared.
  7. Rotate the instrument panel dimmer switch from the full dim position to the dome ON position. This will ensure that all displays are visible under all lighting conditions.
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