2052853/10
Service Bulletin Details
Public Details for: 2052853/10
Clicking noises from the left and/or right front corner(s). Customer statement / workshop findings: clicking noises from the left and/or right front corner(s) technical background: in order to accurately diagnose and repair customer rep
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Models from 2022
2022 BENTLEY BENTAYGA |
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2021 BENTLEY BENTAYGA |
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2020 BENTLEY BENTAYGA |
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Technical product information Topic Market area Brand Transaction No. Level Status Release date Clicking noises from the left and/or right front corner(s) Bentley: worldwide (2WBE),Hongkong-Macau (5HK) Bentley 2052853/10 EH Approval New customer code Object of complaint Complaint type Position running gear -> brakes, brake control -> service brake noise, vibration -> clicks running gear -> shock absorber/suspension control -> jounce noise, vibration -> noise front running gear -> steering, power-assisted steering -> steer noise, vibration -> crackle Vehicle data Bentayga series Sales types Type 4V1* 4V1* 4V1* 4V1* 4V1* 4V1* MY 2017 2018 2019 2020 2021 2022 Brand Designation Engine code E * E * E * E * E * E * Documents Document name master.xml INTERNAL Gearbox code * * * * * * Final drive code * * * * * * Technical product information Clicking noises from the left and/or right front corner(s) Transaction No.: 2052853/10 Customer statement / workshop findings Clicking noises from the left and/or right 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 VERY IMPORTANT: Before proceeding the operative MUST check to confirm that the wheels fitted are the Bentley approved wheels, in the event that Bentley approved wheels are not fitted Or The wheels fitted are Bentley approved however the wheels have been modified for example: Powder coated or have had repairs conducted In the event the afore mentioned scenarios are evident the operative MUST raise a DISS query before carrying out any of the instructions within the Measure section Revision history 2052853/9 • Addition of requests for photographs of the left and right front brake discs and wheel mating surfaces • Change to the Measure section depending on VIN 2052853/10 • Changes to symptoms 2 and 3 for post VIN cut off vehicles • Note added within the Technical background section regarding the wheels Production change Refer to the Measure section 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 INTERNAL 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 (Iron brakes only) 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 Upto and including VIN SJAAF1ZV1KC025919 -Take a Photograph of both front brake discs and both front wheel mating surfaces NOTE: Attach the photos to a new or existing DISS query - Replace all front wheel bolts and retest to confirm if the issue is still evident NOTE: If the issue is still evident - Replace both front brake discs Rep.Gp.46 Front brake discs - to remove and fit Post VIN SJAAF1ZV1KC025919 - Raise a new DISS query or respond to an already open query with the following information • Provide clear photographs of the mating surfaces between both wheels, brake discs and hubs • Provide comments/feedback regarding any surface imperfections such as uneven wear, surface damage or fretting, or paint overspray • If any of the above is present, ensure clear photographs are attached to a new or existing DISS query, and then replace both brake discs and wheel bolts INTERNAL • If no imperfections are present, replace all front wheel bolts only and retest vehicle If the fault remains the same, the operative should raise a new or existing DISS query and await feedback before conducting any other work Symptom 3 (Iron brakes only) 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 Upto and including VIN SJAAM2ZV2KC027853 -Take a Photograph of both front brake discs and both front wheel mating surfaces NOTE: Attach the photos to a new or existing DISS query - Replace all front wheel bolts and retest to confirm if the issue is still evident NOTE: If the issue is still evident - Replace both front brake discs Rep.Gp.46 Front brake discs - to remove and fit Post VIN SJAAM2ZV2KC027853 - Raise a new DISS query or respond to an already open query with the following information • Provide clear photographs of the mating surfaces between both front wheels, brake discs, hubs and photographs of the front brake disc date of manufacture stamp as shown in Figure 2 Figure 2 • Provide comments/feedback regarding any surface imperfections such as uneven wear, surface damage or fretting, or paint overspray • If any of the above is present, ensure clear photographs are attached to a new or existing DISS query, and then replace the brake discs and wheel bolts • If the fault remains the same, the operative should raise a new or existing DISS query and await feedback before conducting any other work 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 INTERNAL 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 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) 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 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 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 INTERNAL