Mercedes-Benz A220 2020 Technical Service Bulletin # LI82-85_P-0474612 Date: 091208

Instruments - Navigation Instructions NOT Displayed

NAVIGATION 20: NO NAVIGATION INSTRUCTIONS IN INSTRUMENT CLUSTER

Topic number LI82.85-P-047461

Version 2

Design group 82.85 Navigation and communication systems (CNS, ICS, COMAND, FleetBoard)

Date 12-08-2009

Validity Model 204 with Audio 20 (code 510 or 523) and comfort multifunction leather steering wheel (code 442) or styling and equipment line ELEGANCE (code 955) or AVANTGARDE (code 954) and retrofitted Navigation 20

Reason for change Title revised, document adapted to new naming designation of Navigation 20

Reason for block

Mercedes-Benz A220 2020 Page 166

Complaint:

After installation of the "Navigation 20" retrofit solution for navigation available from Mercedes-Benz Accessories (MBA), navigation instructions

do not appear in the instrument cluster (A1).

Cause:

Navigation menu not enabled in instrument cluster (A1) when the retrofit was performed.

Remedy:

Code "Navigation 20" in instrument cluster (A1) using DAS version 06/09 or higher.

In menu "Instrument cluster" > "Control unit adaptations > "Customer-specific settings" > "Universal Media Interface", set to "INSTALLED".

After the correct coding has been carried out, activate the navigation menus by: press (& hold for 3+ seconds) the CLEAR (C) button next to the

central controller.

Note:

This is part of the retrofit procedure and must not be billed through warranty or goodwill channels.