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On-Board Monitor and Navigation Systems
Service Mode
Just as Mk-2, Mk-3 provides an on-screen service mode for diagnosis. The service mode
provides five different test screens:
On-board monitor
Navigation/Graphic element
GPS
Sensor Check
Telematics
To enter the Navigation Service Mode:
Turn the ignition key to position 1 (KL R).
From the Menu screen select SET.
Once in the Set screen, press and hold the MENU button for 8 seconds.
The Service Mode menu will appear on the display.
Select from the Service Mode menu for navigation specific tests.
Diagnosis
Diagnosis is carried out using Test Modules in the Diagnosis Program as well as on-screen
in the Service mode.The Sensor Check display is intended to be used while test driving the
vehicle. The following pages contain charts with explanations of the Service Mode display.