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1 1 1 1 J2: NO RESPONSE TO PRESSING NAVIGATION MENU Check that the engine was not turned 'OFF' after inserting the new map disc. Was the engine turned 'OFF' after inserting the new map disc? Check the correct map disc is inserted into the Navigation Control Module (NCM). Start the engine and No GO to J3 . J3: NO RESPONSE TO PRESSING NAVIGATION MENU Check the "Loading" button on the navigation diagnostics screen (PIN code 660) has been pressed, Has the "Loading" button on the navigation diagnostics screen been pressed, and has "YES" been Check the correct map disc is inserted into the Navigation Control Module (NCM). Start the engine and No Refer to electrical circuit diagrams and check integrity of navigation system wiring harness and GO to J4 . J4: SYSTEM CHECK FOR DTCS Check the system for DTCs which may be logged. Is DTC U300055 logged? Using the manufacturer approved diagnostic system check/amend the Car Configuration File No GO to J5 . J5: NO RESPONSE TO PRESSING NAVIGATION MENU Turn the engine 'OFF', wait for a moment, and then turn the engine 'ON' again. Does the navigation screen fail to display even if the navigation button is pressed? Check the HLDF is installed correctly. No Operation is normal. |