DTC B1A56-12: Antenna - Circuit Short To Battery: Action

NOTE:

This DTC will cause the warning "SOS limited functionality" to be displayed on the instrument cluster
The Telematics Control Module (TCU) may send a message to the monitoring center when detecting this fault (only when telematics Stolen Vehicle Tracking (SVT) service activated)

Refer to the appropriate system wiring diagrams and check the GSM antenna circuit for short circuit to power