Technical product information
Knocking noise from the front and/or rear - DTC C1298F1 evident within D4 and/or D5
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
No.
Level
Status
Release
date

2065085/3
EH
Released for publishing
03-Oct-2023

Event memory entries
Diagnostic address
Event memory entry
Fault type Fault status
00D4 - Sway stabilization 1 C1298F1: Suspension stabilization actuator Regulation not possible
static
00D5 - Sway stabilization 2 C1298F1: Suspension stabilization actuator Regulation not possible
static
New customer code
Object of complaint
running gear -> adaptive suspension, pitch and roll compensation
running gear -> running gear, springs, shock absorbers -> stabiliser coupling rod
running gear -> running gear, springs, shock absorbers -> stabiliser coupling rod
running gear -> running gear, springs, shock absorbers -> stabiliser bar
running gear -> running gear, springs, shock absorbers -> stabiliser bar
running gear -> running gear, springs, shock absorbers -> stabiliser coupling rod
running gear -> running gear, springs, shock absorbers -> stabiliser coupling rod

Complaint type
noise, vibration
component / consumables -> damaged
component / consumables -> damaged
visual appeal / surface -> corrosion
visual appeal / surface -> corrosion
component / consumables -> damaged
component / consumables -> damaged

Vehicle data
New Continental GT/GTC and New Flying Spur
Sales types
Type
3S3*
3S3*
3S3*
3S3*
3S3*
3S3*
3S3*
3S4*
3S4*
3S4*
3S4*
3S4*
3S4*
ZG2*
ZG2*
ZG2*
ZG2*
ZG2*
ZG2*

MY
2018
2019
2020
2021
2022
2023
2024
2019
2020
2021
2022
2023
2024
2019
2020
2021
2022
2023
2024

Brand Designation Engine code Gearbox code Final drive code
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*
E
*
*
*

Equipment combinations
PR numbers
with 1P7
INTERNAL

Position
front left
front right
front
rear
rear left
rear right

Documents
Document name
master.xml

INTERNAL

Technical product information
Knocking noise from the front and/or rear - DTC C1298F1 evident within D4 and/or D5

Transaction No.: 2065085/3
Release date: 03-Oct-2023

Customer statement / workshop findings
•

Knocking noise from the underside of the vehicle (front and/or rear) when driving on uneven road surfaces

•

DTC C1298F1 (Suspension stabilization actuator Regulation not possible) evident within diagnostic address D4 and/or D5

•

Bentley Dynamic ride fault evident within the DIP

Technical background
In the event the symptoms are as described, Refer to the instructions within the Measure section of this TPI

Production change
Not applicable

Measure
NOTE: The photo shown within this TPI is of the front anti roll bar drop link, please note the issue can also be evident on the rear
1) Check the front and/or rear anti roll bar drop link has not detached (Figure 1) in this scenario DTC (C1298F1: Suspension stabilization
actuator Regulation not possible) may be evident within address D4 and/or D5
Check for signs of impact on or around the affected components, ensure photographic evidence of the issues found are
attached to a new or already open DISS query to support all warranty claims

Figure 1
2) Conduct a full inspection of the anti roll bar and surrounding components for any further signs of damage or deterioration
NOTE: In the event that no mechanical faults are found, the operative must raise DISS query and await feedback before
conducting any further work
Or
In the event that a mechanical fault is found the operative should carry out the remaining instructions from step 3
3) Raise a DISS query ensuring any photos and videos are attached of the issues found NOTE: The operative does not have to wait for a
response before replacing parts - Referring to the applicable Rep.Gr - Replace the applicable drop link
NOTE: Ensure a full inspection of the anti roll bar and surrounding components is conducted checking for any further signs of
damage or deterioration

INTERNAL

Within the Repair manual procedure there are single use items which must be replaced and not reused. Ensure that new
replacements are available prior to starting this procedure – Refer to Elsa pro and ETKA parts catalogue

Warranty accounting instructions
Front
Time to replace left and right anti roll bar links (Front)
Warranty type
110 or 910
Damage Service Number 40 78
Damage Code
00 20
Labour Operation Code
40 13 20 00
Time
100 TU
Rear
Time to replace left and right anti roll bar links (Rear)
Warranty type
110 or 910
Damage Service Number 42 91
Damage Code
00 20
Labour Operation Code
42 91 20 50
Time
20 TU
Time to remove and refit the left and right hand rear air spring dampers
Labour Operation Code
43 66 20 00
Time
140 TU

Parts information
Refer to the ETKA parts catalogue

INTERNAL