LR3/Disco 3
Navigation System DTC (diagnostic trouble code)
Displayed DTC
DTC Description
Fault Condition
U1A0087
Private CAN Communications fault No Connector on navigation computer. Comms fault.
B1B0049
MMM internal fault
B1A0049
HLDF internal fault
B1A8911
GPS antenna short circuit to ground GPS Comms error
B1A8913
GPS antenna open circuit
GPS Comms error
B1D6287
VICS ECU communication error
B1D6249
VICS module error
U1A0131
GVIF fault
GVIF not connected
U300068
MOST FOT Over-Temperature
MOST Transciever overheating
B100E25
TV/RSE Video Input Failure
Input not connected
B100F25
Companion Video Input Failure
Input not connected
B101025
Rear Camera Video Failure
Input not connected
U200531
Vehicle Speed Signal Fault
GPS and Vehicle speed mismatch
