2072938/1

Service Bulletin Details

Public Details for: 2072938/1

Front or rear door(s) - soft close function failure - dtc B122D29 is evident. Customer statement / workshop findings: - front or rear door(s) - soft close function failure workshop findings - dtc B122D29 is evident within one or a combin


- 2024 - 2023 - 2022 -

Technical product information
Front or rear door(s) - Soft close function failure - DTC B122D29 is evident
Australia E04 Bentley rest Asia and Australia (6E04),China 796 VW Import Comp. Ltd (Vico), Beijing (6796),Germany E02 Bentley
rest Europe (6E02),Japan E03 Bentley Japan (6E03),Korea, (South) E08 Bentley South Korea (6E08),United Arab Emirates E06
Bentley Middle East and Africa (6E06),United Kingdom E01 Bentley UK (6E01),United States E05 Bentley USA and rest America
(6E05)
Bentley
Topic
Market
area
Brand
Transaction
2072938/1
No.
Level
EH
Status
Approval
Release
date
Event memory entries
Diagnostic address
0052 - Passenger's door electronics
0052 - Passenger's door electronics
0062 - Left rear door electronics
0062 - Left rear door electronics
0072 - Right rear door electronics
0072 - Right rear door electronics
0042 - Driver's door electronics
0042 - Driver's door electronics
Event memory entry
Fault type Fault status
B122D29: Lock unit for central locking Range/Performance
Intermittent
B122D29: Lock unit for central locking Range/Performance
static
B122D29: Lock unit for central locking Range/Performance
Intermittent
B122D29: Lock unit for central locking Range/Performance
static
B122D29: Lock unit for central locking Range/Performance
Intermittent
B122D29: Lock unit for central locking Range/Performance
static
B122D29: Lock unit for central locking Range/Performance
Intermittent
B122D29: Lock unit for central locking Range/Performance
static
New customer code
Object of complaint
body fixtures and fittings -> doors
body fixtures and fittings -> door, closures operation
body fixtures and fittings -> door, closures operation -> close door
Complaint type
Position
noise, vibration
functionality
noise, vibration -> noise
Vehicle data
Bentayga
Sales types
Type
4V1*
4V1*
4V1*
MY
2022
2023
2024
Brand Designation Engine code Gearbox code Final drive code
E
*
*
*
E
*
*
*
E
*
*
*
Documents
name
INTERNAL
Customer statement / workshop findings
Customer statement
•
Front or rear door(s) - Soft close function failure
Workshop findings
•
DTC B122D29 is evident within one or a combination of the front and / or rear door control unit(s)
Technical background
Soft close feature does not operate to specification (front and / or rear)
NOTICE
Production change
-
Measure
NOTICE
IMPORTANT DISS REQUIREMENT: The operative must confirm the issue is evident and attach a video which clearly shows the issue
NOTE: Permission must be received via the open DISS query before continuing with the onward instructions
Step 1 - Soft close function and DTC check
• Using ODIS erase DTC B122D29 from the applicable door control unit(s)
•
Ensure the bonnet, boot and all doors are closed
•
Lock the vehicle
•
Wait 5 minutes to allow the vehicle to go into bus silence
•
When 5 minutes has elapsed, unlock the vehicle
•
Open the applicable door
•
Check the soft close function is operating to specification
Yes (soft close function is operating to specification) and DTC B122D29 is no longer evident
•
Fully open and close the applicable door (x5) times to confirm the soft close function is operating to specification
•
Confirm DTC B122D29 is no longer evident
Should the soft close function be operating to specification and DTC B122D29 is not evident no further action is required
Or
Should the soft close function not be operating to specification and / or DTC B122D29 is evident the operative must go to
Step 2
Step 2 - Door control unit replacement
• Request permission via DISS to replace the door control unit IMPORTANT: Attach a short video confirming the issue is still evident
•
Referring to Rep.Gr 57 (front) or Rep.Gr 58 (rear) - Replace the applicable door control unit
IMPORTANT: The operative must ensure the door trim is refitted as per all Rep.Gr instructions before conducting the
remaining steps
INTERNAL
•
Check DTC B122D29 is no longer evident
•
•
Using ODIS erase DTC B122D29 from the applicable door control unit
Ensure the bonnet, boot and all doors are closed
•
Lock the vehicle
•
Wait 5 minutes to allow the vehicle to go into bus silence
•
When 5 minutes has elapsed, unlock the vehicle
•
Open the applicable door
•
Check the soft close function is operating to specification
Yes (soft close function is operating to specification) and DTC B122D29 is no longer evident
•
Fully open and close the applicable door (x5) times to confirm the soft close function is operating to specification
•
Confirm DTC B122D29 is no longer evident
Should the soft close function be operating to specification and DTC B122D29 is not evident no further action is required
Or
Should the soft close function not be operating to specification and / or DTC B122D29 is evident the operative must go to
Step 3
Step 3 - Door latch replacement
• Request permission via DISS to replace the door latch IMPORTANT: Attach a short video confirming the issue is still evident
•
Referring to Rep.Gr 57 (front) or Rep.Gr 58 (rear) replace the applicable door latch
Note: For reference purposes Figure 1 shows an example of a door latch
Figure 1
IMPORTANT: The operative must ensure the door trim is refitted as per all Rep.Gr instructions before conducting the remaining steps
•
Using ODIS erase DTC B122D29 from the applicable door control unit
•
Ensure the bonnet, boot and all doors are closed
•
Lock the vehicle
•
Wait 5 minutes to allow the vehicle to go into bus silence
•
When 5 minutes has elapsed, unlock the vehicle
•
Open the applicable door
•
Check the soft close function is operating to specification
Yes (soft close function is operating to specification) and DTC B122D29 is not evident
•
Fully open and close the affected door (x5) times to confirm the soft close function is operating to specification
•
Check DTC B122D29 is no longer evident
INTERNAL
Should the soft close function be operating to specification and DTC B122D29 is not evident no further action is required
Or
Should the soft close function not be operating to specification and / or DTC B122D29 is evident the operative should
respond via the open DISS query and await feedback before conducting any further work
Warranty accounting instructions
Warranty Type
Front door latch
Damage Service Number
Damage Code
Rear door latch
Damage Service Number
Damage Code
Front door control unit
Damage Service Number
Damage Code
Rear door control unit
Damage Service Number
Damage Code
110 or 910
57 17
00 20
58 17
00 20
64 38
00 20
64 38
00 20
Door control unit replacement
Time to remove and refit the front door trim (x1)
Labour
Labour operation code 70 59 19 00
Time
20 Time units
Time to remove and refit the rear door trim (x1)
Labour
Labour operation code 70 73 19 00
Time
20 Time units
Time to replace the front door control unit
Labour operation code 64 38 19 50
Time
10 Time units
Time to replace the rear door control unit
Labour operation code 64 38 19 51
Time
10 Time units
Diagnostic time
Labour operation code
01 50 00 00
Time
As per ODIS log must not exceed 20 Time units
Door latch replacement
Time to remove and refit the front door trim (x1)
Labour
Labour operation code 70 59 19 00
Time
20 Time units
Time to remove and refit the rear door trim (x1)
Labour
Labour operation code 70 73 19 00
Time
20 Time units
INTERNAL
Time to replace the front door latch
Labour operation code 57 17 55 00
Time
20 Time units
Time to replace the rear door latch
Labour operation code 58 17 55 00
Time
30 Time units
Diagnostic time
Labour operation code
Time
01 50 00 00
As per ODIS log must not exceed 20 Time units
Parts information
Refer to the ETKA parts catalogue
INTERNAL


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