Computer/Controls - 'Electronic Malfunction' Displayed

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) Technical Service Bulletin # 610212 Date: 120801

Computer/Controls - 'Electronic Malfunction' Displayed

SI B61 02 12

General Electrical Systems

August 2012

Technical Service

This Service Information bulletin supersedes SI B61 02 12 dated January 2012.

SUBJECT

Check Control Message "Electronic Malfunction" Is Displayed Along with Various Electrical Functions Inoperative

MODEL

[NEW]

E70

E71

E72

E82 (Excluding the ActiveE/eDrive1-E82E)

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) 31

E88

E90

E91

E92

E93

F01

F02

F04

F07

F10

F12

F13

F25

Vehicles produced from September 2009 to July 2012

SITUATION

Various check control messages are displayed, including "Electronic Malfunction" in the instrument cluster and CID (Central Information Display).

One or more of the following functional faults may also be present:

^ ISTA (Integrated Service Technical Application) diagnosis unable to communicate with the vehicle

^ Windshield wipers inoperative or in emergency operation (unable to turn off)

^ Tailgate cannot be opened

^ Central locking system not working

^ Rear power windows are inoperative

CAUSE

JBE (Junction Box Electronics) software error

PROCEDURE

Do not replace any parts.

1. Perform a vehicle test using the latest ISTA (Integrated Service Technical Application) diagnostic software.

Note: When the ISTA system message displays:

"Battery voltage only "XX.XX" V. Please connect charger."

Please note the displayed battery voltage reading in the repair order comments section.

2. If ISTA is able to communicate with the vehicle, complete all relevant test plans related to the fault symptoms.

3. If ISTA will not communicate with the vehicle and the battery is accessible, perform a battery reset for approximately 30 minutes.

4. If ISTA will not communicate with the vehicle and the battery is not accessible in the trunk or cargo area, disconnect the JBE for

approximately 30 minutes.

Refer to ISTA Repair Instructions "Removing and installing or replacing junction box electronics".

5. After the battery reset (Step 3) or the JBE remove and reinstall procedure (Step 4), check the operation of all functions that were inoperable

and repeat Steps 1 and 2 as necessary.

6. [NEW] Program the vehicle using ISTA/P (Integrated Service Technical Application, programming) 2.47.2 or later.

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

[NEW] For information on programming and coding with ISTA/P, refer to CenterNet / Aftersales Portal / Service / Workshop Technology /

Vehicle Programming.

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) 32

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) 33

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) 34

[NEW] WARRANTY INFORMATION