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June 6, 2025 Service bulletin

Exhaust Flap Control Unit

Bentley technical service bulletin 2077982/1 for 2017-2025 Bentley Bentayga.

Bulletin number
2077982/1
Component
Electrical system
Summary
Exhaust Flap Control Unit - Various DTCs | Bentayga Series | 17-25MY. Technical Background The root cause of Exhaust Flap Control Unit malfunction is electrical ‘shorting’ of the commutator segments, this is caused by an accumulation of “Sludge” within the exhaust flap control unit DTC’s are stored when the respective Control Unit does not move through its full range of motion.

Owners of these vehicles have filed 2 complaints in the electrical category.

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