NHTSA ID Number: 10245089
Manufacturer Communication Number: 2053914.11
TSB/Document Date: 2023-11-08
Summary
1.5 KHz Front brake squeal when reversing - New Continental
GT/C and New Flying Spur Customer Statement: -Front brake squeal at 1.5 KHz when reversing during brake application
Technical product information
1.5 KHz Front brake squeal when reversing - New Continental
GT/C and New Flying Spur
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![]()
Topic
Market
area
Brand
Transaction
2053914/11
No.
Level
EH
Status
Approval
Release
date
New customer code
Object of complaint
Complaint type
Position
running gear -> brakes, brake control
noise, vibration
running gear -> brakes, brake control -> service brake noise, vibration -> noise
running gear -> brakes, brake control
component / consumables
Vehicle data
New Continental
GT/GTC and New Flying Spur
Sales types
Type
3S3*
3S3*
3S3*
3S3*
3S4*
3S4*
3S4*
ZG2*
ZG2*
MY
2018
2019
2020
2021
2019
2020
2021
2020
2021
Brand Designation Engine code Gearbox code Final drive code
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
Cha sis numbers
Manufacturer Filler Type Filler MY Factory From
SCB
*
Documents
name
INTERNAL
*
*
*
*
To
000001 088712
Prod from Prod to
Customer statement / workshop findings
Front brake squeal at 1.5 KHz when reversing during brake application
Technical background
VERY IMPORTANT: This TPI is only applicable to Non-CSiC Brake Systems only
NOTE: Warranty payments will only be considered for vehicles which are within the applicable VIN range (see TPI header
data) in conjunction with a DISS query with evidence that the applicable frequency was initially evident
Production change
All VINS post SCBCZ13S4MC088712 are to specification and have the latest specification parts fitted
Measure
1) Carry out an inspection of the brake system to confirm the brake system components are serviceable as per all Elsa pro guidelines
Normal Warranty and Elsa pro guidelines apply as follows:
All authorised Bentley
Retailers must guarantee their workmanship for 12 months or 12,000 miles (19,300 kilometres), whichever occurs first
Wear and Tear and Service Items
Items where the lifetime of the component is or can be influenced by driving style and external factors (Brake pads and brake discs) will only be
considered under the terms of the Warranty for a period of six months or 6,250 miles (10,060 kilometres), whichever occurs first. Beyond that
limit, the defects must be classified as wear and tear and will not be covered by the Warranty
2) Follow the ‘Brake noise identification’ TPI 2052785 - IMPORTANT: For frequency analysis the noise recording equipment Bentley
Motors
recommends is the Chassis ear tool WT 10437
•
Obtain a clear recording using WT 10437 and attach it to the open DISS query
•
Obtain a clear recording using a suitable mobile device from outside of the vehicle and attach it to a new or open DISS query
•
If the sound recording produces a frequency of 1.5 KHz when the vehicle is reversing/during brake application - Replace the front brake
pads Rep.Gr 46 - Refer to Parts information section
Ensure the front upper and lower calliper fixings are replaced during the replacement of the front brake pads
Warranty accounting instructions
Front brake pads replaced - New Continental
GT and GTC
Warranty type
110 or 910
Damage service number 46 36
Damage code
00 20
Labour
Labour operation code 46 36 20 50
Time
60 TU
Front brake pads replaced - New Flying Spur
Labour
Labour operation code 46 36 20 50
Time
70 TU
Remove and Refit both front wheels (All models)
Labour operation code 44 05 20 00
Time
10 TU
Road test/Chassis ear diagnosis
Labour operation code 01 21 00 00
INTERNAL
Time
50 TU
VERY IMPORTANT: This TPI is only applicable to Non-CSiC Brake Systems only
NOTE: Warranty payments will only be considered for vehicles which are within the applicable VIN range (see TPI header
data) in conjunction with a DISS query with evidence that the applicable frequency was initially evident
Parts information
Front brake pad service kit - 3SA 698 151B or later will rectify the concern
Front upper and lower calliper fixings (x4) - Refer to the ETKA parts catalogue
Kit will include brake pad part numbers 3SA 615 115 D and 3SA 615 116 D or later (x2 each)
Figure 1 shows the previous and latest specification pads and a brief description of the differences between the two variants
Figure 1
Customer information
Exclusions from Warranty
Warranty claims are excluded in cases where the claim is directly related to the fact that:
• The customer failed to report the defect as soon as it became apparent or did not allow the required repairs to be carried out as soon as
possible
• The fault was caused by outside influences, such chemical or vegetation damage, flying gravel/stones, aggressive cleaning agents, etc
• The vehicle has been previously repaired without following Bentley
Motors repair procedures
• Parts have been fitted to the vehicles that are not approved by Bentley
Motors
• The customer has failed to follow the regulations for use of the vehicle
• The vehicle was overburdened or used for purposes for which it was not intended (e.g.racing, towing excessive loads, etc.)
• Natural wear and tear is excluded from the Warranty
INTERNAL
- Mixes well with conventional fluids
- Low-moisture formula provides excellent vapor lock...
- Ideal for hydraulic and disc brakes
- Provides an extra margin of safety in extreme braking...
- Mix of polyglycol ethers ensures hot brake-system operation...
- Excellent for ABS, disc and drum brake systems
- Delivers braking power when needed by avoiding a spongy...
- Both wet and dry boiling points exceed the minimum...
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TSB/Document ID: 2053914.11
Replacement Service Bulletin Number:
MFR Communication Date: 2023-10-13
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: SERVICE BRAKES, HYDRAULIC
MFR Component System:
MFR Component Subsystem:
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