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31 02 24_KNOCKING, THUMPING SOUND FROM THE FRONT AXLE

SIB 31 02 24
KNOCKING, THUMPING SOUND FROM THE FRONT AXLE
☐

2024-02-22

THIS REPAIR IS MOBILE FRIENDLY

MODEL
E-Series
G09
G70

Model Description
BMW XM Sports Activity Vehicle
7 Series Sedan & i7 Sedan

Production Date
From SOP
From SOP

SITUATION
A knocking, “thump”-type noise may be heard from the front axle during straight-ahead driving on uneven
road surfaces at low speed, e.g., below 40 mph.

CAUSE
Electric Active Roll Stabilization (EARS) components.

CORRECTION
Verify the sound can be reproduced in accordance with the attached video.
See attached video V31 02 24. The sound can be heard clearly at the 10-second time stamp.

PROCEDURE
Determine the vehicle’s current I-level by either using AIR or the AWP (Aftersales Workplace) applications.
Were you able to reproduce the sound as heard in the video?
Yes:
If the I-Level is lower than S18A-23-11-500 or G070-23-11-500:
Program the vehicle using ISTA 4.44.1 or higher (released October 2023).
Model
G09
G70

Target Integration level
S18A-23-11-525 or higher
G070-23-11-520 or higher

Note that ISTA will automatically reprogram and code all programmable control modules that do not have
the latest software.
Always connect a BMW-approved battery charger/power supply (SI B04 23 10) when performing
programming.
For information on programming and coding with ISTA, refer to TIS / Technical Documentation / Diagnostics
and Programming / Programming Documentation.
No, or I-Level is above 23-11-52x:
Further troubleshooting required.

PARTS INFORMATION
Not required

CLAIM INFORMATION
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Vehicle Programming and Encoding
During this workshop visit, the affected vehicle may also show one or more programming and encoding Technical Campaign
repairs open. The programming and encoding procedure may only be invoiced one time.
Select one of these open Technical Campaigns to perform and submit for updating the vehicle to the required I-level
or higher when applicable (Includes labor operation codes 00 00 006/556, 61 21 528 and 61 00 730).
Please be sure to also perform any additional before and/or after work (including attaching labels) as required by
the open campaigns on the vehicle. Close any other open programming and encoding Campaign repairs as outlined
in the corresponding Service Information Bulletin.

Only when the above does not apply, the BMW software solution is then covered under the terms of the
BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks, or the BMW Certified Pre-Owned
Program as described below.
Repair Code:

3711043900

Active stabilizer bar ARS, front axle Unpleasant noises

Obtain the flat rate unit (FRU) allowances for the following that applies.

Labor
Operation
00 00 006

Description

Labor Allowance

Carrying out vehicle test (Main work)

As applicable

Carrying out vehicle test (Plusposition work)

As applicable

Supporting voltage of the vehicle electrical system /
recharging vehicle battery

As applicable

Carrying out vehicle diagnosis, ABL (Work time) (including
verifying the sound can be reproduced)

WT

Diagnosis Worktime Flat Rate

2 FRU

Program/encode control unit(s), includes deleting the fault
memory

As applicable

Or:
00 00 556
And:
61 21 528
And, as needed:
61 00 006*
Or:
00 58 500*
And:
61 00 730

If you are using a Main labor code for another repair, use the Plus code labor operation 00 00 556 instead of
00 00 006, or exclude them (including 61 21 528) when the Vehicle Test is included in another repair.
Work time labor operation codes 61 00 006 and 00 58 500 are not considered Main labor operations.

BMW Group’s AIR Application Resource for Flat Rate Labor Operation Codes
To obtain the corresponding flat rate unit (FRU) allowance information from the BMW Group AIR application
resource, start by entering the Chassis Number (the last seven (7) characters of the VIN, select the
applicable Model if two or more vehicle choices show), or enter the full VIN (17 characters), click on the
“Search” button. Next, click on the “Flat Rate Units” button and enter the flat rate labor operation code in the
field to the right, click “Search” to display the Flat Rate Unit Group detail choices.
Vehicle Programming and Encoding – Additional Work (RO and Claim Comments Required)

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This procedure automatically reprograms and encodes any vehicle control modules that do not have the latest software Ilevel.

If one or more control modules fail during the reprogramming procedure, claim the required consequential
repair work procedures to address this issue (including performing the IRAP Control Unit Recovery first as
required, refer to the SIB in AIR) under the Repair Code in this bulletin together with the corresponding labor
operation codes and their flat rate unit (FRU) allowance(s), including the diagnosis* that applies.
Please explain the additional work procedures that were performed (The why and the what) on the repair order and in the
claim comments.

For covered repairs that address control module failures that occurred prior to performing this
reprogramming procedure, claim this work with the Repair Code listed in AIR together with the
corresponding labor operation codes and their flat rate unit (FRU) allowance(s), including the diagnosis* that
applies.
(*) Based on which one applies to your center, please refer to SI B01 01 20 or B01 07 20 for the applicable procedure for
documenting, claiming, and explaining, on the RO and in the claim comments, your diagnosis work time (WT), job/repair
work time (WT), and the vehicle repairs your center performed, unless otherwise required by State law.

Other Repairs
If other eligible and covered work is performed because of performing the ISTA diagnostics and related test
plans, claim this work with the applicable Repair Code listed in AIR together with the corresponding labor
operation codes and their flat rate unit (FRU) allowance(s), including the diagnosis* that applies.

FEEDBACK REGARDING THIS BULLETIN
Technical Feedback
Warranty Feedback
Parts Feedback

To submit feedback for the technical topic of this bulletin: Submit your
feedback in the rating box at the top of this bulletin
To submit feedback for the CLAIMS section of this bulletin: Submit an IDS
ticket to the Warranty Department, or use the chat available in the
Warranty Documentation Portal
To submit feedback for the PARTS section of this bulletin: Submit an IDS
ticket to the Parts Department

Supporting Materials
Videos
31 02 24

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