TSBs

Controlling BMW Chassis System

Oct. 17, 2022

This bulletin applies to 2012 BMW 528xi models. The warning lamps for DSC/ABS and brake warning may be illuminated. There may also be a warning in the control display for “Chassis Control System Failure.”

Information courtesy of Mitchell 1,

Mike Mavrigian

DSC:

D36D44....signal error longitudinal torque distribution

48097D.....transfer case clutch position open

LMV:

440108...........control unit internal error

44010F...........control unit internal error

The cause is a software calibration error in the LMV. Program the vehicle using ISTA/P 2.47.2 or later.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

About the Author

Mike Mavrigian | Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.