2080489/2 Service Bulletin/Repair Instructions

Connection offline
Technical product information

Topic
Front window one-touch open/close function inoperative - DTCs evident in 0042/0052
Market area
Bentley: worldwide (2WBE),China 796 VW Import Comp. Ltd (Vico), Beijing (6796)
Brand
Bentley
Transaction No. 2080489/2

Level
EH
Status
Released for publishing
Release date
Feb 11, 2026
Event memory entries
Fault

type
Fault

status
Diagnostic address
Event memory entry
0042 - Driver's door electronics
B148713: Window regulator motor Open circuit
static
0042 - Driver's door electronics
B148754: Window regulator motor no basic

setting
Intermittent
0052 - Passenger's door

electronics
B148713: Window regulator motor Open circuit
static
0052 - Passenger's door

electronics
B148754: Window regulator motor no basic

setting
static
0052 - Passenger's door

electronics
B148713: Window regulator motor Open circuit
Intermittent
0042 - Driver's door electronics
B148713: Window regulator motor Open circuit
Intermittent
0042 - Driver's door electronics
B148754: Window regulator motor no basic

setting
static
0052 - Passenger's door

electronics
B148754: Window regulator motor no basic

setting
Intermittent
New customer code
Object of complaint
Complaint type
body fixtures and fittings -> window opening/closing, window heating > electric window lifter
functionality -> cannot be

opened
body fixtures and fittings -> window opening/closing, window heating > electric window lifter
functionality -> cannot be

closed
INTERNAL
Position
Vehicle data

Bentayga Series 23MY - Onwards

Sales types
Type MY
Brand Designation Engine code Gearbox code Final drive code
4V1* 2023 E
*
*
*
4V1* 2024 E
*
*
*
4V1* 2025 E
*
*
*
4V1* 2026 E
*
*
*
ZV1* 2023 E
*
*
*
ZV1* 2024 E
*
*
*
ZV1* 2025 E
*
*
*
Documents

master.xml
INTERNAL
Connection offline

Transaction No.: 2080489
/2
Front window one-touch open/close function inoperative - DTCs evident in 0042

/0052
Customer statement / workshop findings

Customer statement

Front window operation fails when using single press (one touch) close/open.

Workshop findings

Customer findings verified in the workshop with the following DTC are stored in the driver’s door electronics

(diagnostic address 0042) and/or passenger door electronics (diagnostic address 0052):

•
B148754: Window regulator motor no basic setting (passive/sporadic) Symptom: 196660
And

•
B148713: Window regulator motor open circuit (passive/sporadic) Symptom:196661
Technical background

The affected door control module intermittently loses its basic settings or experiences communication faults

with the window regulator motor. This prevents the one-touch open/close function from operating correctly.

The stored DTCs indicate that the module cannot maintain calibration or detect the motor reliably, resulting

in sporadic failures. Refer to the measure section for the required repair instructions.
Revision History

2080489/2 – Parts table removed. Operatives are reminded to refer to the ETKA parts catalogue for the

latest parts information.
Production change

Under Review
Measure

CAUTION

system. → Rep. Gr. 27 On vehicles with a 48V system the 12V battery and the 48V battery support each

other, therefore the 48V system must be deactivated. Refer to "48v system — To activate and deactivate"
NOTICE

Raise a full Technical DISS query to product support second level. Write the number of this TPI 2080489/*

in the field " workshop findings". Await response for approval of replacement of the affected door control

INTERNAL
module.
For replacement of the affected front door control module with a new, approved part. Refer to the steps

below.

Removal

•
Disconnect the batteries.
Refer to "Battery - Disconnect and connect" . → ElsaPro Rep. Gr. 27
•
To access the affected front door control unit, Remove the relevant front door trim panel.
Refer to "Front door trim panel - To remove and fit" . → ElsaPro Rep. Gr. 70
•
Remove the affected front door control unit
Refer ‘’Front door control unit (J386, J387) – To remove and fit’ → ElsaPro Rep. Gr. 70
Installation

•
Installation is the reverse of removal procedure, noting the following.
•
Torque tighten all fixings.
•
Carry out a Guided Fault Find as instructed in "Diagnostic system — Guided fault finding/component

replacement" → ElsaPro Rep. Gr. 97
NOTICE

When renewing the Drivers front or Passenger front door control -J386/J387- , the ‘Replace’ test must be

completed.
Right click on 42 Door Electronics Drivers Side or 52 Door Electronics Passenger Side (whichever was

replaced).

– Open Guided functions

– Open Replace control module
Final Checks

•
INTERNAL
Clear all stored DTCs and verify proper operation of the one-touch open/close function.
Warranty accounting instructions

Warranty type 110 or 910

Damage service number 64 38

Damage code 00 40

Front Door control unit remove and fit

Labour operation code 64 38 19 00

Time 30 TU

Battery earthing strap loosen and fasten

Labour operation code 97 85 09 00

Time 10 TU

GFF Guided Functions

Labour operation code 01 50 00 00

Time 10 TU
Parts information

Refer to ETKA parts catalogue
INTERNAL

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