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Service bulletin 2064460/1

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 id10202117
Published by NHTSA2021-10-07
Manufacturer's number2064460/1
Manufacturer's date2021-09-15
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT; STRUCTURE

NHTSA's summary

Customer statement / workshop findings: Rear side window blind/s do not operate from the individual switches and/or from the drivers door master switches. Technical background: The following most common failure modes should be considered before proceeding with the instructions within the Measure section -Rear blind/s do not operate following a CAN bus sleep -Rear blind/s do not operate if the switch operation is a prolonged hold instead of a Press and release operation -Rear blind/s do not operate following the loss of control module basic settings -Rear blind/s will also not operate if the Child Lock is on -Rear blind/s will cease to operate if there are repeated operations of the blind sufficient to trigger a fail safe mode (usually between 10 to 15 operations in a very short period) -As instructed within the owners handbook, the rear blind/swill not operate if window is in the lowered position -The blind will also not operate in extreme cold temperature for example -10 degrees Celsius or 14 degrees, Fahrenheit. VERY IMPORTANT: In the event that all the previous recommendations have been checked/confirmed and the issue is still evident, the operative should conduct a software parameter update to all four door control modules 0042, 0052, 00BB, 00BC to restore the functionality of the rear blinds.

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

Body and frame, Electrical system, Equipment and accessories

Vehicles listed
BENTLEY BENTAYGA2021

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

Recalls for the same vehicles and component
21V9750002021-12-15. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; AIR BAGS:FRONTAL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
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2057841/52026-09-09. Service bulletin. Windscreen replacement criteria whilst under manufacturers warranty.
2078038/52026-09-09. Service bulletin. Service info: Paint Damage/Anomalies | All Models
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2078395/32026-09-09. Service bulletin. Service info: Leather Damage/Anomalies | All Models
2061369/132026-09-05. Service bulletin. Engine Overheating - Warning in the DIP | V8 Kovomo. Customer statement / workshop findings: One or a combination of the following symptoms are evident: • Engine overheat warning in the DIP (Engine overheating) • Unusual cooling fan operation at high temperatures • P19F700: Low engine coolant temperature indicator lamp coolant too warm • Signs of coolant in the vacuum hoses for switch valve N649
2078373/42026-09-03. Service bulletin. Sunroof blind not retracting | Bentayga Series. Customer may report that the sunroof blind is stuck in the closed position and cannot be opened using interior controls. The Sunroof blind is stuck due to uneven/ruffled or crumped during open or closing
2081085/22026-08-06. Service bulletin. V8 Engine - Ticking Noise, Misfiring and Possible Low Oil Pressure Indications. Customer statement: The customer may report an audible ticking noise from the top of the engine, low oil pressure warnings / MIL on the Driver Information Panel, and/or misfiring during engine operation
2073377/42026-08-06. Service bulletin. TPMS - Warning within the Drivers Information Panel (DIP) - Tyre pressure sensor - Low battery.
2078373/32026-08-06. Service bulletin. Sunroof blind not retracting | Bentayga Series.