Factory diagnostic screen In Line Diag

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If the vehicle left the factory in the factory diagnostic mode, or if the audio-navigation unit is replaced, you will see this screen every time you turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode

When the audio-navigation unit is powered up for the first time at the factory or sometimes a remanufactured audio-navigation unit is installed, the factory diagnosis screen (In Line Diag) appears Normally the factory does the steps necessary to verify proper operation and terminate the factory diagnostic Until the proper confirmation sequence is done, the screen appears every time the vehicle is started

Fig 1: Screen Display - In Line Diag

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Follow the steps to prevent the screen from showing up in the future

Press and hold the MENU, MAP/GUIDE, and CANCEL buttons at the same time until the Select diagnosis menu screen comes up Then release the buttons
Press and hold the MAP/GUIDE button until the In line Diag CSF Setting screen appears
Set the In Diag Setting to Complete, and make sure the CSF setting is ON, then select Return twice to exit the diagnostic mode

Fig 2: Screen Display - Inline Diag CSF Setting

Courtesy of AMERICAN HONDA MOTOR CO., INC.