G862187T15 : Check For Failure at Navigation Module

Pinpoint Tests

NOTE: Visually inspect for any of the following conditions and rectify any fault identified prior to carrying out any tests on the MOST Network.

^ Any sharp bends in the optical fibre harness (check for this before disturbing any module or connector).
^ Incorrect engagement of any optical connectors
^ Incorrect engagement of any electrical connectors
^ Damage to the optical fibre harness (chafing, abrasion, kinking, cuts, break, etc)
^ Incorrect assembly of the optical network
^ Unless otherwise stated, ensure vehicle ignition status is set to 'ON' when carrying out MOST Network tests.

G862187t15 : CHECK FOR FAILURE AT NAVIGATION MODULE

1. Connect OBT to navigation module MOST connector C3MN08C.
2. Switch OBT 'ON' and set to 2+0 option.
3. Select the visible LED option.

^ Is the Rx lamp/LED permanently 'ON' and the HLDF screen permanently displaying 'Home screen menu' or Land Rover logo?

->Yes
Check/repair power feed and ground lines to navigation module. If power feed and ground lines ok, install a new navigation module.
Navigation System Digital Versatile Disc (DVD) Unit

->No
Disconnect OBT and reconnect navigation module MOST connector C3MN08C. GO to Pinpoint Test G862187t16.G862187T16 : Check For Failure of Optical Fibre to Audio Amplifier Module