# Service bulletin 2055693/2

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10178188
- Published by NHTSA: 2020\-08\-08
- Manufacturer's number: 2055693/2
- Manufacturer's date: 2020\-07\-03
- NHTSA component: SUSPENSION; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT

## NHTSA's summary

Unable to run basic settings within the Adaptive suspension control unit \(J775\). Customer statement/workshop findings: Unable to run Basic setting \(full process \+ rebound end stops\) after a new adaptive air suspension control unit has been fitted or work has been conducted on the suspension system which requires the Basic setting \(full process \+ rebound end stops\) procedure performing Technical background: Referring to Figure 1, During the Basic setting \(full process \+ rebound end stops\) the routine can stop during the initial part of the procedure, in particular at the stage shown in Figure 2, which is when the vehicle is raised to allow all four wheels to hang down to their full rebound position Should this issue be evident and the Basic settings routine does not continue \- Refer to the Measure section of this TPI

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178188-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178188-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Suspension

## Vehicles listed

- 2017 to 2021 BENTLEY BENTAYGA

## Recalls for the same vehicles and component

- [21V975000](/recalls/nhtsa/21V975000.md), 2021-12-15: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; AIR BAGS:FRONTAL
- [21V276000](/recalls/nhtsa/21V276000.md), 2021-04-21: SUSPENSION:REAR:AXLE:NON\-POWERED AXLE ASSEMBLY

## Other bulletins for the same vehicles and component

- [2075041/4](/bulletins/11035385.md), 2026-07-31, Service bulletin: SUSPENSION. Lower and/or upper front suspension lever bushes \- Warranty replacement guidelines
- [2068946/12](/bulletins/11035304.md), 2026-07-29, Service bulletin: SUSPENSION; ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. Dynamic ride system warning visible \- DTC P0B2500 logged within address 0021 \(Battery Energy Control Module 2\). Customer statement: Bentley dynamic ride system fault is displayed within the Drivers Instrument Panel \(DIP\)
- [2064779/7](/bulletins/11035289.md), 2026-07-29, Service bulletin: SUSPENSION. Creaking/squeak noise from the front suspension \(upper inner lever bushes\)
- [2082002/1](/bulletins/11033673.md), 2026-06-06, Service bulletin: ELECTRICAL SYSTEM; SUSPENSION. B200FFE \- Internal Malfunction Logged in Sway Stablization Control Units \(00D4/00D5\). Customer statement / workshop findings: During fault finding, the following may be observed: DTC B200FFE \(Internal Malfunction\) stored in the following diagnostic address: • Front Sway Stablization Control Unit \(00D4\)Or • Rear Sway Stablization Control Unit \(00D5\)
- [2075041/3](/bulletins/11027480.md), 2026-01-08, Service bulletin: SUSPENSION. Lower and/or upper front suspension lever brushes\- Warranty replacement guidelines.
- [2068946/11](/bulletins/11027298.md), 2026-01-07, Service bulletin: SUSPENSION; ELECTRICAL SYSTEM; POWER TRAIN. Dynamic ride system warning visible \- DTC P0B2500 logged within address 0021 \(Battery Energy Control Module 2\). Customer statement: Bentley dynamic ride system fault is displayed within the Drivers Instrument Panel \(DIP\)
- [2064779/6](/bulletins/11027115.md), 2026-01-06, Service bulletin: SUSPENSION. Creaking/squeak noise from the front suspension \(upper inner lever bushes\).
- [2069159/2](/bulletins/11025159.md), 2025-11-07, Service bulletin: SUSPENSION. Foremost lower trailing arm bush leaking. Condition: Leakage found on the foremost lower trailing arm bush
- [2056407/7](/bulletins/11025089.md), 2025-11-06, Service bulletin: STEERING; SUSPENSION. Running gear \- Noise identification. Condition Customer statement: Noise complaint from the suspension and/or steering Workshop findings: The noise can be reproduced and clearly assigned to the suspension system from either of the axles And/or The noise can be reproduced and clearly assigned to the steering system
- [2068946/10](/bulletins/11024424.md), 2025-10-23, Service bulletin: FUEL/PROPULSION SYSTEM; SUSPENSION; ELECTRICAL SYSTEM. Dynamic ride system warning visible \- DTC P0B2500 logged within address 0021 \(Battery Energy Control Module 2\). Customer statement: Bentley dynamic ride system fault is displayed within the Drivers Instrument Panel \(DIP\)

JSON: [/v1/bulletins/10178188](/v1/bulletins/10178188)

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