SOS Limited Functionality displayed on the Instrument Cluster (IC) and Multiple Diagnostic Trouble Codes (DTC?s) may be stored in the Telematics Control Module (TCU).
All or a combination of the following DTC?s may be present in the TCU:
B1A56-11 - Antenna - Circuit short to ground (GSM antenna circuit short circuit to ground)
B1A56-15 - Antenna - Circuit short to battery or open (GSM antenna circuit short circuit to power, open circuit, high resistance)
B119F-01 - GPS Antenna - General electrical failure (Global positioning system antenna circuit short circuit to ground, short circuit to power)
B119F-13 - GPS Antenna - Circuit open (Global positioning system antenna circuit open circuit, high resistance)
SOS Limited Functionality may affect the TCU's ability to support the ECall function when required by the customer.
