2020 Mercedes Benz Truck ML 350 Technical Service Bulletin # LI82-35_P-0474722 Date: 091028

2020 Mercedes Benz Truck ML 350 Technical Service Bulletin # LI82-35_P-0474722 Date: 091028

Wipers/Washers - Windshield Washer Inoperative

WINDSHIELD WASHER SYSTEM INOPERATIVE AFTER INITIAL STARTUP/FLASH PROCEDURE

Topic number LI82.35-P-047472

Version 2

Design group 82.35 Windshield washing system

Date 10-28-2009

Validity Affects front SAM with part number 164 540 64 01, 164 540 65 01, 164 540 66 01 or older. If these are flashed with new software, the actuation of the windshield washer pump no longer functions.

Reason for change Remedy adapted

Reason for block

Complaint:

Windshield washer system/windshield washer pump inoperative after flashing the front SAM

Cause:

New SAM flashware not compatible with old SAM hardware

Remedy:

Perform initial startup of front SAM as of SDS version 09/09 with all add-ons.

Symptoms

2020 Mercedes Benz Truck ML 350 4MATIC (164.186) V6-3.5L (272.967) Page 251