Electrical - Various Simultaneous Electrical Concerns

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) Technical Service Bulletin # 611809 Date: 100401

Electrical - Various Simultaneous Electrical Concerns

SI B 61 18 09

General Electrical Systems

April 2010

Technical Service

This Service Information bulletin supersedes SI B61 18 09 dated December 2009.

[NEW] designates changes to this revision

SUBJECT

Various Simultaneous Electrical Problems

MODEL

E82, E88 (1 Series)

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) 367

[NEW] E89 (Z4)

E90, E91, E92, E93 (3 Series)

E70 (X5)

E71, E72 (X6)

[NEW] Vehicles produced from August 31, 2009 to March 2, 2010

SITUATION

The following failures occur simultaneously:

^ The tailgate, tailgate window or trunk lid release is inoperative

^ The electric unlocking of the glove compartment is inoperative (E93, E70 and E71 only)

^ SCA contact (Soft Close Automatic) is inoperative (E70 and E71 only)

^ The JBBFE-3R (Junction box) control module does not enter sleep mode

CAUSE

There is a software error in the JBBFE-3R control module. Very intermittently, the JBBFE-3R wakes up in bootloader mode instead of application

mode.

[NEW] CORRECTION

Perform diagnostics with ISTA and work through any related test modules.

Program the vehicle using ISTA/P 2.37.0 or later.

Note that ISTA/P will automatically reprogram and code all programmable control modules that do not have the latest software.

For information on programming and coding with ISTA/P, refer to Centernet / Aftersales Portal / Service / Workshop Technology / Vehicle