2071933/1

Technical product information
Topic
Market
area
Headlamp control unit replacement and/or turn signal control unit replacement
Australia E04 Bentley rest Asia and Australia (6E04),China 723 Volkswagen (Anhui) Automotive CO (6723),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
Brand
Transaction
2071933/1
No.
Level
EH
Status
Approval
Release
date
New customer code
Object of complaint
lighting system, signalling -> exterior illumination -> main lights
lighting system, signalling -> exterior illumination -> main lights
electrical power, electric system, data transfer -> power supply
Complaint type
Position
functionality -> uneven
> not specified <
functionality -> partially without function > not specified <
functionality
Vehicle data
Bentayga Series and New Flying Spur Series
Sales types
Type
4V1*
4V1*
4V1*
4V1*
ZG2*
ZG2*
ZG2*
ZG2*
ZG2*
ZV1*
MY
2021
2022
2023
2024
2020
2021
2022
2023
2024
2023
Brand Designation Engine code Gearbox code Final drive code
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
Documents
Document name
master.xml
newflyingspurheadlampcontrolmodule.pdf
INTERNAL
Customer statement / workshop findings
Headlamp low beam / high beam malfunction / operational issues (Inner lamp)
Or
Daytime running light malfunction / operational issues (Inner lamp)
Or
Turn signal malfunction / operational issues (Outer lamp)
Technical background
WARNING
It is not possible to determine between internal lamp defects and control unit failures therefore this TPI is to advise the
replacement of the control unit in the first instance
NOTICE
•
Photographs showing the actual failure mode
•
Photographs after the repair has been successfully completed
Note: Failure to provide the required information could result in warranty claims being cancelled
Hint: In the event the issue was still evident after the control unit was replaced and a new headlamp assembly was fitted, a
photograph of the failure mode after control unit replacement is also required
The complete headlamp assembly should only be renewed if the replacement of the control unit was not successful
Or
The control unit has been replaced TWICE previously (see note below)
NOTICE
1
NOTICE
Production change
Not applicable
Measure
INTERNAL
CAUTION
Yes - Carry out the remaining instructions from step 1
No - Conduct TPI 2054599/- Hint: In the event the issue is still evident after conducting TPI 2054599/-please continue with the onward
instructions
1) Referring to Rep.Gr 94 - Replace the headlamp control unit
Note: In the event the headlamp control unit procedure is not visible within Rep.Gr 94 the operative should refer to the
Bentley Hub searching for the following:
•
New Flying Spur Headlamp Control Module
The procedure will be published within Rep.Gr 94 when available
Hint: The procedure is also attached to this TPI
Important note for Bentayga models with an auxiliary heater (Right hand headlamp control unit)
When replacing the right hand headlamp control unit the operative must also remove the auxiliary heater as detailed in
Rep.Gr 82
2) On completion apply a yellow paint mark as shown in Figure 1 and/or Figure 2 (depending if the control unit has been replaced once (Figure
1) or twice (Figure 2)
Figure 1
2
NOTICE
•
Carry out a short road test to confirm the headlamps are fully functional
•
On return from road test - using ODIS recheck for any returning DTC’s
•
Should the DTC’s not be evident and the headlamps are fully functional, no further action is required
However
In the event the issue is not resolved the operative must respond via an existing DISS query or raise a new technical DISS query and await a
response before conducting any further work
Warranty accounting instructions
NOTICE
INTERNAL
•
Photographs showing the actual failure mode
•
Photographs after the repair has been successfully completed
Note: Failure to provide the required information could result in warranty claims being cancelled
Hint: In the event the issue was evident after the control unit was replaced and a new headlamp assembly was fitted, a
photograph of the failure mode after control unit replacement is also required
Warranty type
110 or 910
Damage service number 94 18 - Control unit
Damage service number 94 15 - Headlamp assembly
Damage code
00 40
Bentayga without Auxiliary heater
Time to remove and refit (x1) front wheel arch liner
Labour operation code 66 16 19 01
Time
20 TU
Time to remove and refit (x2) front wheel arch liners
Labour operation code 66 16 20 01
Time
40 TU
NOTICE
Time to replace the headlamp control unit
Labour operation code 94 01 19 50
Time
10 TU
Time to replace the headlamp if the control unit has been replaced twice
Labour operation code
94 15 19 00
Time
260 TU
Time to align both headlamps
Labour operation code
94 15 16 00
Time
20 Time units
Diagnosis time
Labour operation code 01 50 00 00
Time
As per ODIS log Must not exceed 10 Time units
Road test
Labour operation code 01 21 00 01
Time
30 TU
Bentayga with Auxiliary heater
Time to remove and refit (x1) front wheel arch liner
Labour operation code 66 16 19 01
Time
20 TU
Time to remove and refit (x2) front wheel arch liners
Labour operation code 66 16 20 01
Time
40 TU
NOTICE
Time to remove and refit the auxiliary heater to gain access to the headlamp control unit
INTERNAL
W12 engine
Labour operation code
82 20 19 00
Time
170 TU
V8 Kovomo engine
Labour operation code 82 20 19 20
Time
150 TU
V8 Diesel
Labour operation code 82 20 19 40
Time
170 TU
Time to replace the headlamp control unit
Labour operation code 94 01 19 50
Time
10 TU
Time to replace the headlamp if the control unit has been replaced twice
Labour operation code
94 15 19 00
Time
260 TU
Time to align both headlamps
Labour operation code
94 15 16 00
Time
20 Time units
Diagnosis time
Labour operation code 01 50 00 00
Time
As per ODIS log Must not exceed 10 Time units
Road test
Labour operation code 01 21 00 01
Time
30 TU
New Flying Spur
Time to remove and refit (x1) front wheel arch liner
Labour operation code 66 16 19 01
Time
30 TU
Time to remove and refit (x2) front wheel arch liners
Labour operation code 66 16 20 01
Time
40 TU
NOTICE
Time to replace the headlamp control unit
Labour operation code 94 01 19 50
Time
10 TU
Time to replace the headlamp if the control unit has been replaced twice
Labour operation code
94 15 19 00
Time
290 TU
Time to align both headlamps
Labour operation code
94 15 16 00
Time
20 Time units
Diagnosis time
Labour operation code 01 50 00 00
Time
As per ODIS log Must not exceed 10 Time units
INTERNAL
Road test
Labour operation code 01 21 00 01
Time
30 TU
Parts information
Headlamp control unit - 992 941 592BA (x1)
CAUTION
INTERNAL
General Information
The headlamp control unit is accessible from under the front
wheel arch apertures.
Note
The headlamp control unit can only be changed a MAXIMUM
of TWO times per headlamp. If there are already two yellow
reference marks on the back of the headlamp assembly, then
a NEW headlamp assembly complete will be required,
available through ETKA.
Right hand side headlamp control module shown, left hand
side is symmetrically opposite, unless where stated.
_________________________________________________
Caution
Ensure that before removal of the headlamp control unit
that the area immediately around the headlamp control
unit, is clean and free from debris that could enter the
headlamp assembly.
_________________________________________________
_________________________________________________
WARNING
Ensure that the correct personal protective equipment is
worn.
Ensure that the vehicle is fully cooled before commencing
work in this area.
_________________________________________________
Special tools and workshop equipment required
♦
Vehicle tester
♦
External torx plus socket WT 10670
Torque tightening values
Unless otherwise shown, standard torque values apply. ⇒
/BAS/After Sales Publication/Vehicle electrics/00 - Technical
data, Materials
Removal
–
Remove the relevant front wheelarch liners. Refer to
“Front wheelarch liners - To remove and fit”⇒/BAS/After
Sales Publication/Body/66 - Exterior equipment
–
Remove the two fixings -arrows- that retain the bracket
-1-.
–
Remove the two fixings -arrows- (4) Nm that retain the
bracket -1-.
Image for illustration purposes only.
–
Disconnect the headlamp assembly harness connector
-1-, then using the External torx plus socket WT 10670
remove the three fixings -arrows- (1.5) Nm, that retain
the headlamp control unit -2-.
Image for illustration purposes only.
–
Carefully extract the headlamp control unit -1- out from
the headlamp assembly, only enough to gain access to
the harness connector -2-.
_________________________________________________
Caution
Take care NOT to over extend the wires out from the
headlamp assembly, as damage to the wires can result.
_________________________________________________
–
Press the catch -1- in the direction of -arrow-, and at the
same time rotate the harness plug retainer -2- outwards
as shown, enough to allow the harness plug to
disconnect from the control module.
–
Remove the control module.
Installation
Installation is the reverse of removal procedure, noting the
following.
–
Pay attention to the seal -1-, and ensure that there is NO
damage, and that the seal is seated correctly as shown.
–
Re-connect the harness connector -1-, and fully close the
retainer -2-.
–
When correct retention of the harness connector is
achieved, an audible click will be heard.
–
Re-insert the control module -1- into the headlamp
assembly apertures -highlighted- being careful not to
dislodge the control module seal -2-.
Image for illustration purposes only.
–
Press the control module into the headlamp assembly,
evenly and square.
–
insert the three fixings -arrows- and using the External
torx plus socket WT 10670 torque tighten to (1.5) Nm.
Image for illustration purposes only.
–
Reconnect the headlamp assembly harness connector -1.
Disregard position -2-.
Note
Once the headlamp control unit has been replaced, suitably
mark the back of the headlamp assembly with a single neat
yellow line.
–
Further assembly required.
–
Upon completion, connect the Vehicle tester and start
ODIS Service:
♦
Select •Guided
♦
Select •D6
♦
Select •Replace“.
♦
Follow the on screen prompts.
–
Calibrate the matrix headlamps (where fitted). Refer to
“Matrix headlamps – To calibrate”⇒/BAS/After Sales
Publication/Running gear/44 - Wheels, Tyres, Wheel
functions“
or D7“
and allow to sweep.
in the block diagram.
alignment
–
Ensure that the operation of the headlamp is checked
and is operating correctly before driving the vehicle on
the road.