2068981.1

Technical product information
Topic
Market area
Brand
Transaction No.
Level
Status
Release date
Rear seat massage function not working
Bentley: worldwide (2WBE)
Bentley
2068981/1
EH
Approval
New customer code
Object of complaint
body fixtures and fittings -> seats, benchseat, armrests, 2nd row
body fixtures and fittings -> operation and control, seats, seatbench, armrests, 2nd row -> seat
massage, 2nd row
Vehicle data
Bentayga Series
Sales types
Type MY
Brand Designation Engine code Gearbox code Final drive code
4V1*
4V1*
4V1*
4V1*
4V1*
4V1*
4V1*
ZV1*
E
E
E
E
E
E
E
E
2017
2018
2019
2020
2021
2022
2023
2023
Documents
Document name
master.xml
INTERNAL
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
Complaint type
functionality
functionality -> without function /
defect
Position
Technical product information
Rear seat massage function not working
Transaction No.: 2068981/1
Customer statement / workshop findings
Customer statement
The rear seat massage function is not working correctly
Or
The massage function appears to be unresponsive/weak regardless of the setting/function selected
Workshop findings
DTC’s may not be evident for the described issue
Technical background
NOTICE
The described issue can be evident on the left and/or right hand side rear passenger seat (Vehicles with rear seat massage function only)
In the event the issue is as described, the operative should refer to the Measure section of this TPI
Production change
Continuous improvement measures are in place within manufacturing to ensure the described issue is no longer evident
Measure
WARNING
Before starting this procedure, refer to "Precautions - Passive restraints systems and components". Failure to comply with the instruction could
lead to inadvertent deployment of the vehicle air bags
Ensure that adequate protection is used on trimmed and painted areas whilst carrying out this procedure
1) Check to confirm the issue is evident
•
Once confirmed, continue as follows:
2) Using ODIS check to confirm for the presence of any related DTC’s
•
In the event that related DTC’s are present the operative should conduct any suggested Test plans to completion
Should the issue be resolved or has been repaired based on previous findings, no further action is required however should
the issue still be evident the operative should conduct the remaining steps
3) Depending on the side of the vehicle in which the issue is evident (left or right) - Refer to the applicable Rep.Gr (see below) to gain access to
the rear seat massage function components
NOTICE
HINT: The onward references to Rep.Gr 72 MUST only be used to gain access to the air supply lines and associated components
NOTICE
Replacement of control units -J805- and -J806- is not required unless diagnosed as defective
•
Rep.Gr 72 Control unit for rear left massage seat -J805-
Or
•
Rep.Gr 72 Control unit for rear right massage seat -J806-
4) Once access has been gained, the operative should conduct a thorough inspection of the following:
• Pneumatic massage pads
• Air supply lines checking for bends/kinks (Figure 1 shows an example)
• Disconnected air supply lines
• Air leaks
• Referring to the applicable wiring diagram - Conduct a wiring integrity check of the applicable electrical circuits
INTERNAL
Figure 1
CAUTION
When diagnosing the source of an air leak within the seat massage system, DO NOT use high pressure air to assist in finding the leak, instead
use a Mityvac or similar vacuum tool to help identify any leaks
•
In the event an air supply line is found to be bent/kinked the operative should attempt to reposition the air supply line
However
•
If this is not possible (Air supply line is damaged after repositioning) go to Step 5
5) Referring to the applicable Rep.Gr - Replace the applicable component
NOTICE
The individual air supply lines are not available separately, in this scenario refer to the ETKA parts catalogue when ordering the required
component (containing the air supply line)
Warranty accounting instructions
Warranty type - 110 or 910
Damage Service Number 72 48
Damage Code
00 10
Time to remove and refit (x1) rear seat
Labour Operation Code 72 48 19 00
Time
90 TU
Diagnostic time
Labour Operation Code 01 50 00 00
Time
As per ODIS log (Must not exceed 20TU)
NOTICE
Due to the numerous scenarios which may be evident, please refer to the labour operations section within Elsa pro for specific component
replacement Labour Operation Codes For example: The replacement of the massage function valve block
NOTE: The massage function valve block is referenced as an example only and must not be assumed that the massage function valve block is
the issue
INTERNAL