2054300/2
Service Bulletin Details
Public Details for: 2054300/2
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Models from 2021
2021 BENTLEY BENTAYGA |
Models from 2020
2020 BENTLEY BENTAYGA |
Models from 2019
2019 BENTLEY BENTAYGA |
Models from 2018
2018 BENTLEY BENTAYGA |
Models from 2017
2017 BENTLEY BENTAYGA |
Technical product information Topic Market area Brand Transaction No. Level Status Release date Bentley Dynamic ride system fault within the DIP - DTC C129600 logged Bentley: worldwide (2WBE),Hongkong-Macau (5HK) Bentley 2054300/2 EH Released for publishing 03-Jul-2020 Event memory entries Diagnostic address Event memory entry 00D4 - Sway stabilization 1 00D4 - Sway stabilization 1 00D5 - Sway stabilization 2 00D5 - Sway stabilization 2 C129600: Sway stabilization control module C129600: Sway stabilization control module C129600: Sway stabilization control module C129600: Sway stabilization control module Fault type Fault status Intermittent static Intermittent static New customer code Object of complaint Complaint type running gear -> adaptive suspension, pitch and roll compensation functionality vehicle service -> vehicle diagnosis -> guided fault finding control units, services -> with event log entry running gear -> adaptive suspension, pitch and roll compensation component / consumables Vehicle data Bentayga Sales types Type 4V1* 4V1* 4V1* 4V1* 4V1* MY 2017 2018 2019 2020 2021 Brand Designation Engine code E * E * E * E * E * Documents Document name master.xml Gearbox code * * * * * Final drive code * * * * * Position Technical product information Bentley Dynamic ride system fault within the DIP - DTC C129600 logged Transaction No.: 2054300/2 Release date: 03-Jul-2020 Customer statement / workshop findings Bentley Dynamic ride system fault (Figure 1) within the Drivers Information Panel (DIP) with DTC C129600 logged within the Front anti roll bar control unit (Diagnostic address D4) and/or the Rear anti roll bar control unit (Diagnostic Address D5) Figure 1 Technical background Should the symptoms be evident as described, refer to the Measure section of this TPI, ensure both of the suggested earth points are checked regardless if the DTC is logged in the front or rear anti roll bar control unit Production change Extra Quality checks are in place at the time of Production Measure This vehicle uses a 48v system, please refer to "48v system - safety precautions" before working on this system The 48v system must only be activated and deactivated by suitably qualified personnel. 1) Ensure the 48v system is deactivated prior to starting any work on the 48v system. Refer to "48v system - to activate and deactivate". 2) Remove the right hand front wheel - Refer to Repair manual Rep.Gr 44 • Remove the right hand front wheel arch liner - Refer to Repair manual Rep.Gr 66 • Referring Figure 2 and Repair manual wiring diagrams locate earth point number 13 Figure 2 3) With care - Remove the earth point fixing - Carry out the following checks • Check for any paint/dirt residue on the actual earth point – Use suitable abrasive material to remove any paint or dirt • Check the earth cable terminal to ensure it is free from paint or dirt - Use suitable abrasive material to remove any paint or dirt • Refit the earth cable terminal and fixing nut • Torque the earth point fixing nut to 9 Nm 4) Referring to Repair manual Rep.Gr 27 - Gain access to the DcDc converter IMPORTANT: Figure 3 shows the earth point ( 730) on 4/5 seat specification vehicles - Figure 4 shows the earth point location ( 53) for 7 seat specification vehicles • 4 and 5 seat variants - Referring Figure 3 and the Repair manual wiring diagrams locate earth point number 730 Figure 3 • 7 seat variants - Referring Figure 4 - Locate earth point number 53 (Situated to the right hand side of the rear floor panel) to gain access remove the rear bench assembly - 3rd row - Refer to Repair manual Rep.Gr 72 Rear bench seat assembly - 3rd row (7 seat) - to remove and fi Figure 4 All seat variants 5) With care - Remove the earth point fixing - Carry out the following checks • Check for any paint/dirt residue on the actual earth point - Use suitable abrasive material to remove any paint or dirt • Check all earth cable terminals to ensure they are free from paint or dirt - Use suitable abrasive material to remove any paint or dirt • Refit the earth cable terminals and fixing nut • Torque the earth point fixing nut to 3Nm + 45º • Erase DTC C129600 using a suitable diagnostic tool • Carry out a short road test 6) Confirm the DTC is no longer evident NOTE: Raise a DISS query if DTC C129600 is still evident Warranty accounting instructions Earth Point checks Warranty type 110 or 910 Labour Operation Code 97 98 42 00 (Use 97 98 42 99 until 11/04/19) Damage service number 97 98 Damage code 00 55 Time 70 Time units Road test Warranty type 110 or 910 Labour Operation Code 01 21 00 00 Damage service number 97 98 Damage code 00 55 Time 50 Time units