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November 5, 2018 Service bulletin

SOS Limited Functionality displayed on the Instrument Cluster (IC) and Multiple Diagnostic Trouble Codes...

Land Rover technical service bulletin SSM74147 for 2016-2017 Land Rover Range Rover, 2016-2017 Land Rover Range Rover Sport and 2016-2017 Land Rover Discovery and others.

Bulletin number
SSM74147
Component
Electrical system
Summary
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.

Owners of these vehicles have filed 64 complaints in the electrical category.

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