2020 Mercedes Benz Truck ML 350 Technical Service Bulletin # LI54-10_P-0487923 Date: 100311
Electrical - Battery Symbol And White Service Req. Light
Message in instrument cluster: Battery symbol + Service Required (in white)
Topic number LI54.10-P-048792
Version 3
Design group 54.10 Battery, voltage supply, voltage converter
Date 03-11-2010
Validity Model 164 affected as of VIN ...A308430 up to ... A531067
Model 251 affected as of VIN ...A063924 up to ... A101357
Reason for change Remedy section clarified, both diagnostic steps should be performed in the remedy section
Reason for block
Complaint:
Message in instrument cluster: Battery symbol + Service Required (in white) is shown in the display. See Figure 1
Attachments
Cause:
Fault message is displayed if the charge level is too low or the park pawl additional battery is defective.
In addition, fault code FC 9061 and/or FC 9062 is stored in the front SAM.
Remedy:
Perform the 3 steps below to remedy:
1) Work through the test steps as described in the DAS (Body - Front SAM - General listing of guided tests - Park pawl additional battery)
2) Perform software update for front SAM (from DVD 10/2009 - add-ons 1294 and 1317 or DVD 11/2009 - add-on 1318)
3) Replace park pawl additional battery
Note:
Do not replace the SAM
2020 Mercedes Benz Truck ML 350 4MATIC (164.186) V6-3.5L (272.967) Page 278
Please use the new Damage Codes below
Symptoms
Control unit/fault code
Parts
Work units
2020 Mercedes Benz Truck ML 350 4MATIC (164.186) V6-3.5L (272.967) Page 279
