Mercedes Benz

2020 Mercedes Benz Truck ML 63 AMG Technical Service Bulletin # S-82_85-697 Date: 110209 COMAND(R) - APS (A40/3) Telematics Generation 2.5 Info. Date: February 9, 2011 Order No.: S-B-82.85/697 Group: 82 SUBJECT: MY2009 to Present, Model 164, 171, 211, 219, 230, 251 with Code 512 COMAND APS with DVD changer, with Code 527 COMAND APS with single DVD drive (with navigation); Model 203.7 with Code 527 COMAND APS with single DVD drive (with navigation) with Code 044 New Telematics Generation NTG 2.5; Model 463 with Code (EU1) Replace Hard Disk There is now a separate replacement procedure for the COMAND APS (A40/3) telematics generation 2.5. Perform a quick test to ensure the disk is causing the problem. NOTE: DTC 94D9 - internal hard disk has a malfunction is a key DTC to look for. Page 117 Customer complaints indicative of a defective hard disk are in group 82 of TIPS. You must first use XENTRY diagnostics to ascertain a hard drive/hard disk error. After the hard disk has been ins...