This Service Information Bulletin provides additional diagnostics to follow when addressing a
Telematics-related DTC B2A16. In most cases involving this DTC, the following scenario(s) occur:
• When trying to use the remote engine starter (RES) feature through Telematics (STARLINK
/ My Subaru app) the request is unsuccessful and the red Telematics indicator lamp
illuminates.
• The customer takes their vehicle to the Retailer and the Technician finds the only code stored
to be B2A16 in the DCM.
• The Technician diagnoses the DTC per the applicable Service Manual trouble tree and
replaced the DCM.
