2052853/5

Technical product information
Topic
Market area
Brand
Transaction No.
Level
Status
Release date
Clicking noises from front corner(s)
Bentley: worldwide (2WBE),Hongkong-Macau (5HK)
Bentley
2052853/5
EH
Approval
New customer code
Object of complaint
Complaint type
Position
running gear -> steering, power-assisted steering -> steer
noise, vibration -> crackle
running gear -> brakes, brake control -> service brake
noise, vibration -> clicks
running gear -> shock absorber/suspension control -> jounce noise, vibration -> noise front
Vehicle data
Bentayga
Sales types
Type
4V1*
4V1*
4V1*
MY
2017
2018
2019
Brand Designation Engine code
E
*
E
*
E
*
Documents
Document name
master.xml
Gearbox code
*
*
*
Final drive code
*
*
*
Technical product information
Clicking noises from front corner(s)
Transaction No.: 2052853/5
Customer statement / workshop findings
Clicking noise from front corner(s)
Technical background
In order to accurately diagnose and repair customer reported clicking noises from the front corner(s) the Measure section of this TPI consists of
three individual sections, each section describes the symptom and the remedy which should be applied
Symptoms and descriptions regarding clicking noises can appear to be very similar when described, where possible the
customer should demonstrate the reported symptom to enable correct diagnosis
Production change
Symptom 1 – Applicable to all VIN’s exhibiting the issue as described within the Measure section
Symptom 2 - Should only be conducted up to VIN SJAAF 1ZV1KC025919, should the symptoms be evident after this VIN the
retailer should raise a DISS query, please include as much information as possible including a clear video of the issue.
Symptom 3 – The VIN cut off for this issue is currently under investigation
Measure
Symptom 1 - Single click from the front wheel corner(s) when the steering is moved from lock to lock whilst stationary
Verify that the customer complaint matches the video within the Bentley Hub – Reference TPI Transaction number 2052853/- Symptom 1
- If so then replace both front lower inner control arm bushes (Figure 1)
IMPORTANT: Please check the vehicle Repair History to confirm the inner bushes have not been previously replaced, if they have been
replaced once before, You must then replace the complete arm, Do Not carry out the bush replacement procedure more than
once (per lever)
IMPORTANT: Prior to starting this procedure ensure you have assembly lubricant part number G 052 566 A2 this must be used when fitting the
new replacement bushes, the lubricant should only be used when the bushes are replaced as per the instructions within TPI 2052853/Each bush should have 5ml of lubricant applied prior to fitment within the bush, the grease should remain present throughout the fitting/pressing
in procedure as the grease aids the fitting process and is also crucial once fitted to eliminate any further noise issues Please Note that x1 – 100
ml tube will be sufficient for use on 20 bushes (10 vehicles) – Do not order x1 tube of lubricant per each individual vehicle complaint
1) Remove the left and right hand side Lower suspension levers - Refer to Repair manual Rep.Gr.40
•
Once removed refer to the attached document and follow the instructions to replace the left and right hand side lever inner bushes
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
Figure 1
For this TPI only ( Symptoms 2 and 3) the best practice of replacing brake pads whenever new brake discs are fitted is only required
if, on inspection, the brake pads are determined not to be serviceable for example they are found to be worn,
cracked, uneven wear, contaminated, degraded due to foreign matter e.g road salt/pebbles damage
IMPORTANT NOTE: The replacement of the brake pads is not required to actually fix the issues described in symptoms 2 and 3, the brake
pads cannot be replaced under warranty as part of this repair
Symptom 2 - Continuous clicking noises from the front wheel corner(s) of the vehicle whilst driving forwards or in reverse – with
steering input and at low speeds (car park speeds)
Verify that the customer complaint matches the video within the Bentley Hub – Reference TPI Transaction number 2052853/- Symptom 2
-If so then replace both front brake discs Rep.Gp.46 Front brake discs - to remove and fit
-Replace all front wheel bolts
Symptom 3 - Continuous clicking from the front wheel corner(s) whilst driving forwards with the brakes applied from 10mph to stop with no
steering input
Verify that the customer complaint matches the video within the Bentley Hub – Reference TPI Transaction number 2052853/- Symptom 3
- If so replace both front brake discs Rep.Gp.46 Front brake discs – To remove and fit
Warranty accounting instructions
On successful completion of this TPI the retailer should submit a DISS complaint query (only) ensuring the symptom number which was used to
solve the complaint is included within the query NOTE: Technical DISS queries are not required
Symptom 1 – Remove and refit the right and left hand front levers
Warranty Type
110 or 910
Labour Operation Code
40 17 20 00
Damage Service Number 40 17
Damage Code
00 20
Time
190 Time units
Replacement of the right and left hand front lower inner bushes
Warranty Type
110 or 910
Labour Operation Code
40 20 56 50
Damage Service Number 40 20
Damage Code
00 20
Time
20 Time units
Symptoms 2 and 3
Two wheels removed and reinstalled
Warranty Type
110 or 910
Labour Operation Code
44 05 20 00
Damage Service Number 46 50
Damage Code
00 20
Time
10 TU
Two front brake discs replaced
Warranty Type
110 or 910
Labour Operation Code
46 50 56 50
Damage Service Number 46 50
Damage Code
00 20
Time
90 TU
Parts information
Symptom 1
Part Number
Description
Quantity
As per ETKA parts catalogue Front lower inner control arm bushes
2
G 052 566 A2
1
Assembly grease - 100 ml tube
Please Note that x 1 – 100 ml tube will be suffic ient for use on 20 bushes (10 vehicles) – Do not order x 1 tube of lubricant
per each indiv idual vehicle complaint
Symptoms 2 and 3
The required replacement parts should be ordered using ETKA parts catalogue from Bentley Motors Limited Crewe or through your regional
parts distribution centre