Symptom Chart

WARNING: This page is about a different car, the 2011 Jaguar XKR, 2011 Jaguar XK, 2010 Jaguar XKR, and 2010 Jaguar XK. However, it is still accessible from the selected car via links, so may be relevant.

Symptom	Possible Cause	Action
Poor satellite reception	Electrical harness open/short circuit, dis-connected Component failure No reception from satellite	Refer to Pinpoint Test .
Map disc will not insert/eject	Electrical harness open/short circuit, dis-connected Component failure Map disc failure	Refer to Pinpoint Test .
Black screen (navigation map screen does not display)	Electrical harness open/short circuit, dis-connected Component failure GVIF cable	Refer to Pinpoint Test .
Navigation map screen color is abnormal	Electrical harness open/short circuit, dis-connected Component failure GVIF cable	Refer to Pinpoint Test .
Vehicle's current position mark turns independently	Electrical harness open/short circuit, dis-connected Component failure Vehicle on a turntable in a parking building	Refer to Pinpoint Test .
Car current position not stable	Electrical harness open/short circuit, dis-connected Component failure	Refer to Pinpoint Test .
Map display is incomplete	Map disc contaminated/damaged Electrical harness open/short circuit, dis-connected Incorrect market map disc Component failure	Refer to Pinpoint Test .
No navigation voice guidance	Voice guidance soft key set to OFF position Volume level set too low Component failure	Refer to Pinpoint Test .
No response to pressing navigation menu	Interruption during map disc update Electrical harness open/short circuit, dis-connected Incorrect Navigation Control Module (NCM) installed Incorrect car configuration data received	Refer to Pinpoint Test .
'NO DVD PLEASE INSERT MAP DVD' message is displayed	A disc other than the map disc is inserted	Insert the correct map disc
'UNABLE TO READ DATA CONSULT YOUR DEALER' message is displayed	DVD player abnormality	Check and install a new Navigation Control Module (NCM) as required. Refer to the new module/component installation note at top of DTC Index.
'UNABLE TO READ DATA TEMPERATURE IS TOO HIGH' message is displayed	Operating temperature has been exceeded Navigation Control Module (NCM) internal temperature is high	Move the vehicle to a cool location, and turn the engine OFF. Wait for a while, then verify conditions again. If the temperature around the Navigation Control Module (NCM) is high, take measures to lower temperature
'UNABLE TO READ DVD CORRECTLY CHECK IF THE DVD IS DAMAGED OR DIRTY' message is displayed	Check map disc for contamination, deformation, cracks, scratches or non-genuine disc	Clean the map disc and retest, replace the map disc
'UNABLE TO READ DATA CHECK IF MAP DVD IS CORRECT' message is displayed	Incorrect DVD map disc is inserted	Insert a map disc with the correct part number