NHTSA ID Number: 11000502
Manufacturer Communication Number: B280124
TSB/Document Date: 2024-05-29
Summary
Micro-movements combined with frictional corrosion can increase wear on the longitudinal splined connection between the double clutch transmission (DCT) and the transfer box.
5/28/24, 2:13 PM
28 01 24_SERVICE ACTION: DOUBLE CLUTCH TRANSMISSION REWORK AT TRANSFER CASE (DISASSEMBLE)
SIB 28 01 24
SERVICE ACTION: DOUBLE CLUTCH TRANSMISSION REWORK AT
TRANSFER CASE (DISASSEMBLE)
☐
2024-05-23
THIS REPAIR IS MOBILE FRIENDLY
MODEL
U11 (X1 Sports Activity Vehicle)
AFFECTED VEHICLES
Vehicles which require this campaign to be completed will show it as “Open” when checked either in AIR, AWP,
Campaign Summary, or Warranty Vehicle Inquiry
Please make sure you check your dealer inventory as soon as possible. You can see a list of affected vehicles in
Inventory Campaign Details (ICD) under ROSS.
SITUATION
Micro-movements combined with frictional corrosion can increase wear on the longitudinal splined
connection between the double clutch transmission (DCT) and the transfer box.
CORRECTION
Rework the surface mating area on the double clutch transmission (DCT) at the transfer case.
PROCEDURE
Remove the transfer box in accordance with repair instructions 27 10 010 Removing and installing the
transfer box.
Clean the inner splines of the DCT (1) with
brake cleaner and a brass wire brush (nothing
harder than brass)
Copyright ©2024 BMW
of North America, Inc.
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5/28/24, 2:13 PM
28 01 24_SERVICE ACTION: DOUBLE CLUTCH TRANSMISSION REWORK AT TRANSFER CASE (DISASSEMBLE)
Clean the outer splines of the transfer case
with brake cleaner and a brass wire brush (1)
(nothing harder than brass)
Replace the radial shaft oil seal for the DCT (as listed in the repair instructions).
Apply grease (MI-Setral-43N) evenly to the
inside of the input flange so that the spaces
between the teeth are filled (1).
Clean off excess grease from the end face of
the gear (1). Ensure the grease makes no
contact with the shaft seal (2).
Copyright ©2024 BMW of North America, Inc.
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5/28/24, 2:13 PM
28 01 24_SERVICE ACTION: DOUBLE CLUTCH TRANSMISSION REWORK AT TRANSFER CASE (DISASSEMBLE)
Apply a continuous bead of Loctite 5970 to the input
shaft of the transfer case (1). The transfer case
must be installed immediately after applying the
Loctite.
Install special washers (1) between the
stabilizer link and the transfer case before
bolting the transfer case to the DCT.
PARTS INFORMATION
Use and invoice the part numbers below.
Part Number
07 14 9 894 132
27 10 8 627 024
27 10 9 807 707
37 14 6 869 771
31 20 6 866 022
26 11 8 681 576
18 30 5 A04 BD6
07 11 9 904 024
07 11 9 909 839
28 00 5 B31 BA6
07 11 9 909 527
22 11 8 876 816
Description
Multi-purpose bolt ASA
Screw plug
Retaining ring
Thread-tapping hexagon bolt
Shouldered bolt with compression spring
Output repair kit
V clip
Hexagon nut (rounds to 10)
Hexagon bolt
Inner shaft sealing ring, driven shaft
Hex Bolt (M10x60)
Adapter washer kit
Quantity
2
1
1
1
1
1
2
2
1
1
3
1
Bulk Supply Materials - Sublet
Part Number
83 19 0 404 517
83 23 2 152 082
Description
BMW Group Loctite 5970 Liquid Sealant- (50 mL)
Grease MI-Setral-43N (50 g)
Quantity
Sublet
Sublet
CLAIM INFORMATION
Reimbursement for this Recall will be via normal claim entry utilizing the applicable work package
information below.
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5/28/24, 2:13 PM
Repair
Code:
28 01 24_SERVICE ACTION: DOUBLE CLUTCH TRANSMISSION REWORK AT TRANSFER CASE (DISASSEMBLE)
0028230100
U11 Reworking DKG connection - transfer box
Below are the special flat rate labor operation code choices for this action.
Completion before the first vehicle delivery to a customer or the vehicle is already in the workshop.
Work Pkg
Labor
Operation
Description (Plusposition work)
Labor
Allowance
#1
00 75 870
Reworking the interface between the double
clutch transmission and the transfer box
As applicable
Or:
The vehicle arrives at your center and this Service Action shows open (No other Main work will be
performed or claimed during this workshop visit).
Work Pkg
Labor
Operation
Description (Main work)
Labor
Allowance
#2
00 75 283
Reworking the interface between the double
clutch transmission and the transfer box
As applicable
Only one of the flat rate labor operation codes listed above can be used for claim submission and reimbursement. Also, only
one Main work flat rate labor operation code can be claimed per workshop visit.
Claim Repair Comments
Only reference the SIB number and the work package (Pkg) number performed in the RO technician notes and the claim
comments (For example: B28 01 24 WP 1), unless otherwise required by State law.
And:
Sublet – Bulk Supply Materials (RO and Claim Comments Required)
Sublet Code 4
Reimbursement for the repair-related bulk supply materials
(Do not use the BMW part numbers for claim submission)
Up to $150.00
Sublet reimbursement calculation for claiming the applicable repair-related bulk supply materials (BMW part
numbers) is at the dealer net price amount for the full and/or proportional quantities used plus your center’s
handling.
Enter this material cost in sublet and itemize the amount on the repair order and in claim comment section.
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.
Alternative Mobility Solution (AMS) for Vehicle Owners (RO and Claim Comments Required)
This Service Action repair qualifies for Alternative Mobility Solution (AMS) expense reimbursement, claim
this item under the Repair Code noted above as follows:
Sublet Code 2 - Itemize the AMS Copyright
sublet amount
on the BMW
repair order
and inAmerica,
the claim comment
section.
©2024
of North
Inc.
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28 01 24_SERVICE ACTION: DOUBLE CLUTCH TRANSMISSION REWORK AT TRANSFER CASE (DISASSEMBLE)
Please refer to SI B01 29 16 for additional information.
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
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5/28/24, 2:13 PM
28 01 24_SERVICE ACTION: DOUBLE CLUTCH TRANSMISSION REWORK AT TRANSFER CASE (DISASSEMBLE)
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TSB/Document ID: B280124
Replacement Service Bulletin Number:
MFR Communication Date: 2024-05-24
MFR Internal Campaign ID/Software Version:
Communication Type: Service Campaign
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
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