2020 Mercedes Benz Truck ML 350 Technical Service Bulletin # LI46-10_P-054715 Date: 121014

2020 Mercedes Benz Truck ML 350 Technical Service Bulletin # LI46-10_P-054715 Date: 121014

Steering/Electrical - Steering Wheel Buttons Inoperative

Steering wheel multifunction buttons nonfunctional

Topic number LI46.10-P-054715

Version 1

Design group 46.10 Steering wheel, casing tube, steering shaft, steering lock

Date 10-14-2012

Validity 164 up to 063689

251 up to 008834

Reason for change Content and part numbers - replaces T-B-46.10/48a from date 10-SEP-07

Complaint:

Multifunction buttons on steering wheel nonfunctional due to a short circuit on the horn plate.

Cause:

Short circuit on the horn plate of the steering wheel due to amine deposits from the steering wheel foam.

Remedy:

Replacement of the steering wheel.

Note:

Some parts may be non-stocking parts for MBUSA and possibly C66 and not immediately available from DAG. Please be aware and check

availability prior to scheduling customer repairs.

Symptoms

2020 Mercedes Benz Truck ML 350 4MATIC (164.186) V6-3.5L (272.967) Page 8