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Service bulletin 2057865/1

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10169792
Published by NHTSA2020-01-09
Manufacturer's number2057865/1
Manufacturer's date2019-12-09
NHTSA componentEQUIPMENT

NHTSA's summary

Customer statement / workshop findings: The auxiliary heating system and cabin heating system does not heat the cabin sufficiently Technical background: Should the auxiliary and cabin heating system not be working to specification the checks within the Measure section should be considered Try to reproduce the customer complaint so that it can be clearly assigned to this TPI

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories

Vehicles listed
BENTLEY BENTAYGA2017, 2018, 2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
2069806/52024-04-06. Service bulletin. HVAC refrigerant leakage suspected or reports of a damp/musty smell within the cabin - Diagnosis guidelines. Customer statement / workshop findings: HVAC not cooling / HVAC cooling less than expected / HVAC refrigerant leakage confirmed Or The customer reports a damp/musty smell within the cabin Note: For this scenario please see the pre requisites below - Should no HVAC leak be evident and a damp/musty smell has been reported/identified the operative should first confirm that water is not leaking into the cabin please refer to all VIN applicable TPIs - Should there be no water leaks evident, the operative should check the HVAC and body drains for blockages, in the event the drains are blocked the drains must be unblocked, once this has been completed the operative should confirm if the damp/musty smell is still evident.
2066236/42024-04-06. Service bulletin. Unintended sounding of the Alarm siren - Following activation of the ignition or whilst the vehicle is left standing. Customer statement: Unintended sounding of the alarm siren following activation of the ignition Or Unintended sounding of the alarm siren whilst the vehicle is left standing. Workshop findings: - B131DF5: alarm system siren supply voltage lower limit value less than - B131D29: sirens / alarm horn for anti-theft warning system Range/Performance - B131D29: anti-theft alarm system siren / alarm horn signal, not valid
2068946/62024-04-06. Service bulletin. DTC P0B2500 logged within address 0021 (Battery Energy Control Module 2) - Dynamic ride system warning visible. Customer statement: Bentley dynamic ride system fault is displayed within the Drivers Instrument Panel (DIP). Workshop findings: DTC P0B2500 - Hybrid/EV Battery "A" Voltage low is stored within address 21- Battery Energy Control Module 2.
2073021/12024-03-07. Service bulletin. The Netflix application cannot be updated within the (BYOC) rear seat entertainment system. Customer statement / workshop findings: Netflix application update prompt is shown within the (BYOC) rear seat entertainment system. Technical background: In the event the issue described is evident the operative should conduct the instructions within the Measure section.
2049193/22024-02-07. Service bulletin. Bentayga - A Post Water Deflector - Surface Contamination. Customer statement / workshop findings: Mottled appearance on A post water deflectors. Surface deposits on A post water deflectors cannot be removed by washing with car shampoo. Technical background: Surface deposits are caused by UV protection additives contained within the A post water deflector migrating to the surface. This migration process is intentionally designed to protect parts from brittleness and ageing, the mottled appearance may occur after a certain length of time and is also dependent on temperature and humidity. Deposits on the surface are normally removed by weathering during normal driving or when washing the vehicle.
2066502/32024-01-09. Service bulletin. Charging starts and stops when using a high voltage charging unit - DTC P33E800 is evident within 00C6. Customer statement / workshop findings: - When using a high voltage charging unit to charge the high voltage battery, charging starts and is then interrupted/stops Workshop findings The following DTC is also evident: - P33E800: Charge socket A, charge connector lock mechanical malfunction - passive/sporadic.
2070084/22023-12-07. Service bulletin. 2G/3G - Network switch off - Connected gateway E call compatibility (SC23/13). The 2G/3G network was deactivated in 2022 within the (North American Region) NAR, therefore a solution has been developed to allow connectivity to the 4G network, connectivity is achieved by fitting additional parts and utilising existing components as detailed within the Work section The procedure within the Work section has been developed to allow connectivity to the 4G network
2066852.42023-11-08. Service bulletin. Shaker Speaker - Diagnostic Checks Customer Statement: -Customer complains of poor quality music output from the shaker speaker due to a rattling noise/sound distortion
2066236.32023-11-08. Service bulletin. Unintended sounding of the Alarm siren - Following activation of the ignition or whilst the vehicle is left standing Customer Statement: Unintended sounding of the alarm siren following activation of the ignition Or Unintended sounding of the alarm siren whilst the vehicle is left standing
2063729.42023-11-08. Service bulletin. Fitment of Control Modules from Donor Vehicles For Test Purposes Technical Background: If an issue is suspected for one of the control modules listed below: Onboard supply control unit (J519) Convenience system central control unit (J393) Data bus diagnostics interface (J533) Control unit 1 for Information Electronics (J794) Control unit in dash panel insert (J285) Emergency call module control unit (J949)