High pitched whistle from the engine
Bentley technical service bulletin 2059379/1 for 2018-2020 Bentley Bentayga.
- Bulletin number
- 2059379/1
- Component
- Engine and engine cooling
- Summary
- High pitched whistle from the engine - Warning light within the DIP - Engine not running smoothly - Numerous DTCs. Customer statement/Workshop findings: Emission control warning light evident within the DIP (Figure 1) Engine not running/idling smoothly High pitched whistle from the right hand side of the engine TIP: Refer to video within the Bentley Hub referencing TPI 2059379/- A selection of DTCs are evident (as per TPI Event memory entries) Technical Background: Air intake leak due to a broken one-way diaphragm valve from within the Bank 1 breather line
Vehicles covered
- Bentley Bentayga 2018-2020 201820192020
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