NHTSA ID Number: 10227927
Manufacturer Communication Number: B650222
TSB/Document Date: 2022-12-19
Summary
A check control message for the restraint system appears. In the instrument cluster, the red air bag warning light lights up permanently. One of the following fault codes is stored in the ACSM (air bag control unit): 930949 - Knee airbag, driver: short circuit to negative terminal 93094F - Knee airbag, front passenger: short circuit to negative terminal 93094C - Knee airbag driver's side: Resistance too great 930952 - Knee airbag, front passenger: Resistance too great.
12/1/22, 9:23 AM
65 02 22_KNEE AIR BAG CHECK CONTROL MESSAGE G05 VARIANTS
SIB 65 02 22
KNEE AIR BAG CHECK CONTROL MESSAGE G05 VARIANTS
2022-11-30
This Service Information Bulletin (Revision 4) replaces SI B65 02 22 dated June 2022.
What’s New:
Models and production dates clarified
Claim Information – Defect code change
Additional fault codes added
MODEL
E-Series
Model Year
Model
Description
F95
2020
X5 M
F96
G05
G05
G05
G05
G05
G06
G06
G06
G07
G07
G07
2020
2020
2019 to 2020
2019 to 2020
2019 to 2020
2020
2020
2020
2020
2019 to 2020
2019 to 2020
2020
X6 M
X5 sDrive40i
X5 xDrive40i
X5 xDrive50i
X5 xDrive45e
X5 M50i
X6 sDrive40i
X6 xDrive40i
X6 M50i
X7 xDrive40i
X7 xDrive50i
X7 M50i
Production Dates
Affected
Option
Code
November 13, 2019, to March 22,
2020
November 13, 2019, to March 27,
2020
August 02, 2019, to March 27, 2020
March 19, 2018, to March 27, 2020
July 12, 2018, to March 26 2020
June 04, 2018, to December 05, 2019
August 02, 2019, to March 27, 2020
October 12, 2019, to March 26, 2020
July 15, 2019, to March 27, 2020
July 17, 2019, to March 26, 2020
July 10, 2018, to March 27, 2020
July 10, 2018, to March 26, 2020
August 02, 2019, to March 26, 2020
All US
vehicles are
equipped with
Knee Air
Bags as
standard
equipment
SITUATION
A check control message for the restraint system appears. In the instrument cluster, the red air bag warning
light lights up permanently.
One of the following fault codes is stored in the ACSM (air bag control unit):
930949 - Knee airbag, driver: short circuit to negative terminal
93094F - Knee airbag, front passenger: short circuit to negative terminal
93094C - Knee airbag driver's side: Resistance too great
930952 - Knee airbag, front passenger: Resistance too great
CAUSE
The wiring harness going to the knee air bag may be rubbing against the support tube of the instrument
panel.
CORRECTION
Remove the center console to access the ACSM control module.
Remove the knee air bags on both sides of the vehicle.
This gives sufficient access to perform this repair.
The dashboard cover does not need to be removed.
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65 02 22_KNEE AIR BAG CHECK CONTROL MESSAGE G05 VARIANTS
The knee air bag harnesses end connectors are cut off and the wiring taped back to the harness.
Run the airbag new air bag repair wiring harnesses from the ACSM control module to both knee air bags.
The replacement harness does not need to follow the same exact path as the original. Both harnesses are
run regardless of whether there is a fault for one side only.
Apply felt tape to the edge of the center console support to protect the ACSM wiring.
PROCEDURE
1. Perform a vehicle test with ISTA.
2. Remove the center console as per Repair
Instructions 51 16 165 to access the Air Bag
Control Module A11 (ACSM) wiring connector
(A11*2B).
Check the ACSM module for signs of corrosion
within the electrical connector.
3. Follow Repair Instructions 72 12 004 to remove the driver’s knee air bag.
Unplug the connector (B8*1B) on the knee air bag on the driver's side
Cut the knee air bag wiring harness near the connector and tie back the cut wiring with a cable strap
4. Follow Repair Instructions 72 12 006 to remove the passenger’s knee air bag.
Unplug the connector (B77*1B) on the knee air bag on the passenger’s side
Cut the knee air bag wiring harness near the connector and tie back the cut wiring with a cable strap
The repair wiring will be run in conjuncture with additional harness protection
addressed in the next steps.
5. Unplug the wiring connector from the ACSM (A11*2B).
6. Cover the edge of the center console support
(the edge inside the circle) with felt tape (part
number 54 34 7 248 700).
Check the ACSM module for signs of corrosion
within the electrical connectors.
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65 02 22_KNEE AIR BAG CHECK CONTROL MESSAGE G05 VARIANTS
7. Reference Wiring Diagram ‘A11 Crash safety module SP0000064078’ and
confirm wire color and pin number BEFORE cutting these 4 wires at the ACSM connector.
Cut the 4 wires for the knee air bag wiring harnesses near the ACSM connector, and tie back the 4 cut wires
with a cable strap.
ACSM Pin 25 (A11*2B) goes to pin 1 of driver knee air bag (B8*1B).
ACSM Pin 20 (A11*2B) goes to pin 2 of driver knee air bag (B8*1B).
ACSM Pin 5 (A11*2B) goes to pin 1 of passenger knee air bag (B77*1B).
ACSM Pin 10 (A11*2B) goes to pin 2 of passenger knee air bag (B77*1B).
Then pin 2 repair cables into the air bag control unit connector (A11*2B).
8. Wrap the harness of the knee air bag on the driver's side and passenger's side with an abrasion-resistant fabric
tape (part number 61 13 6 925 452).
9. Route one repair harness to the knee air bag on the driver's side and the other to the knee air bag on the
passenger’s side. The replacement harness does not need to follow the same exact path as the original.
10. The knee air bag wiring should be protected from chafing on any support bracket with felt tape (Felt tape part
number 54 34 7 248 700).
Important: The felt must be glued around the edge!
PARTS INFORMATION
When applicable, obtain and confirm the part numbers for your specific vehicle by entering the chassis
number in either ETK or AIR which considers specific equipment and/or options.
Part Number
61 12 5 A56 386
61 13 6 925 452
Description
Repair wiring for airbag system (Knee air bag)
Fabric adhesive tape abrasion resistant (25 mm)
Quantity
2
As needed
Bulk Materials - Sublet
54 34 7 248 700
Felt strip, self-adhesive (130x40x3 mm)
Sublet as needed
CLAIM INFORMATION
Covered under the terms of the BMW
New Vehicle Limited Warranty for Passenger Cars and Light Trucks.
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Defect Code:
65 02 22_KNEE AIR BAG CHECK CONTROL MESSAGE G05 VARIANTS
6112900300
G0x F9x Check Control message, restraint system (wiring
harness, knee airbag)
Refer to AIR for the corresponding flat rate unit (FRU) allowance.
Labor Operation
Description
Labor
Allowance
00 00 006
Performing vehicle test (with vehicle diagnosis system – checking
faults) (Main work)
Refer to AIR
Performing vehicle test (with vehicle diagnosis system – checking
faults) (Plus work)
Refer to AIR
Support voltage of the vehicle electrical system / recharge vehicle
electrical system battery
Refer to AIR
Or:
00 00 556
And:
61 21 528
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 (including 61 21 528) when the Vehicle Test is included in another repair.
And, as necessary:
Labor Operation
61 00 006*
Or
00 58 500*
And:
Description
Performing vehicle diagnosis – test module
Labor Allowance
Work time (WT)
Diagnosis Worktime Flat Rate (See below)
2 FRU
Removing and installing/replacing airbag module for driver's knee
protection
Refer to AIR
72 12 506
Removing and installing/replacing airbag module for passenger
knee protection
Refer to AIR
And:
51 16 665
And:
Completely removing and installing center console
Refer to AIR
00 72 587
Install repair cable of left or right knee airbag (Associated work,
after vehicle diagnosis) (center console removed)
4 FRU
Install repair cable of left or right knee airbag for the other side
(Associated work, after vehicle diagnosis) (center console
removed)
4 FRU
72 12 504
And:
And:
00 72 587
And, when applicable for the:
G07 (X7 Models)
Labor Operation
51 16 998
Description
Additional work with cup holder, rear (with 51 16 665)
Labor Allowance
Refer to AIR
*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.
Work time labor operation codes 61 00 006 and 00 58 500 are not considered a Main labor operations.
And, as needed:
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65 02 22_KNEE AIR BAG CHECK CONTROL MESSAGE G05 VARIANTS
Sublet – Bulk Materials (RO and Claim Comments Required)
Sublet Code
Up to $5.00
4
Reimbursement for the repair-related bulk material (Do not use the
BMW
part numbers for claim submission)
Sublet reimbursement calculation for claiming the applicable repair-related bulk material (BMW
part number)
is at the dealer net price amount for the quantity 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.
FEEDBACK REGARDING THIS BULLETIN
Technical Feedback
Warranty Feedback
Parts Feedback
To submit feedback for the technical topics 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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TSB/Document ID: B650222
Replacement Service Bulletin Number:
MFR Communication Date: 2022-11-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: AIR BAGS
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
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