NHTSA ID Number: 11017085
Manufacturer Communication Number: B640425
TSB/Document Date: 2025-04-17
Summary
The following air flap and/or air temperature sensor faults are stored in the BCP. 80114D - Stepper motor: Unexpected error in Driving Cycle 801168 - Temperature sensor ventilation left or ventilation: short to ground 80116A - Temperature sensor ventilation right: short to ground 80116B - Temperature sensor ventilation right: short to plus or open circuit 80116C - Temperature sensor footwell left or footwell: short to ground 80116D - Temperature sensor footwell left or footwell: short to plus or open circuit 80116E - Temperature sensor footwell right: short to ground 80116F - Temperature sensor footwell right: short to plus or open circuit 80435B - Stepper motors: short-circuit by mass
4/6/25, 6:36 AM
64 04 25_HARNESS DAMAGE POSSIBLE WHILE CHANGING CABIN NANOFILTER
SIB 64 04 25
HARNESS DAMAGE POSSIBLE WHILE CHANGING CABIN
NANOFILTER
2025-04-01
This Service Information Bulletin (Revision 1) replaces SI B64 04 25 dated March 2025.
What’s New (Specific text highlighted):
M5 models added
Pictures added to Procedure
☒
☐
THIS REPAIR IS MOBILE FRIENDLY
THIS REPAIR IS REMOTE SOFTWARE UPGRADE (RSU) FRIENDLY
MODEL
E-Series
G60
G70
G90
G99
Model Description
5 Series Sedan
7 Series Sedan
M5 Sedan
M5 Touring
SITUATION
The following air flap and/or air temperature sensor faults are stored in the BCP.
80114D - Stepper motor: Unexpected error in Driving Cycle
801168 - Temperature sensor ventilation left or ventilation: short to ground
80116A - Temperature sensor ventilation right: short to ground
80116B - Temperature sensor ventilation right: short to plus or open circuit
80116C - Temperature sensor footwell left or footwell: short to ground
80116D - Temperature sensor footwell left or footwell: short to plus or open circuit
80116E - Temperature sensor footwell right: short to ground
80116F - Temperature sensor footwell right: short to plus or open circuit
80435B - Stepper motors: short-circuit by mass
CAUSE
When servicing the cabin air microparticle nanofilter, it is possible to damage the vehicle’s wiring harness
while re-installing the retaining screws for the cabin air nanofilter’s plastic cover.
CORRECTION
Use caution when re-installing the plastic cover for the cabin air filter to ensure no damage is done to the
vehicle’s wiring harness.
PROCEDURE
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of North America, Inc.
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4/6/25, 6:36 AM
64 04 25_HARNESS DAMAGE POSSIBLE WHILE CHANGING CABIN NANOFILTER
When following Repair Instructions REP 64 31
010 to change the cabin air nanofilter, check the
vehicle wiring harness routing (circled) before
fastening the plastic cover over the filter.
This is where the harness can be damaged when
installing the cabin air filter cover screw.
This shows the harness damage; the sheathing
has been abraded.
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4/6/25, 6:36 AM
64 04 25_HARNESS DAMAGE POSSIBLE WHILE CHANGING CABIN NANOFILTER
With the harness pulled out of the way, you can
see the screw mounting hole for the cabin air filter
cover.
Double check the routing of the harness prior to
installing the screws for the cabin air filter cover.
If the wiring harness has already been damaged
during the installation of the cabin air filter cover,
the damaged section of the wiring harness must
be repaired.
CLAIM INFORMATION
This Service Information Bulletin provides technical, and repair procedure-related information.
Damage and/or issues caused by outside influences are not covered under the BMW limited warranties.
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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64 04 25_HARNESS DAMAGE POSSIBLE WHILE CHANGING CABIN NANOFILTER
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TSB/Document ID: B640425
Replacement Service Bulletin Number:
MFR Communication Date: 2025-04-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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