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Service bulletins for the 2011 Bentley Mulsanne

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.

147 on file from NHTSA, as of 2026-10-19.

About U1111 on the 2011 Bentley Mulsanne: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: U1111 are shown. Show all

Bulletins, newest first
2024811/22020-01-17. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Gearbox code P1703 not clearing in Guided Fault finding Condition: There is no customer complaint the fault code is logged as a result of connecting the diagnostic tester When the fault memory is read using Guided Fault finding the following codes may be logged: P170300 Limp home, control unit reset (located in diagnostic address 02 Transmission control module) U1111 Function limitation due to missing message (located in diagnostic address 81 Gear Shift Control Module (GSM) Technical Background: Due to a communication error between the tester and the transmission control module the above faults may be logged even though there is no problem with the vehicles gearbox system. If these faults are logged and there is no gearbox problem reported, clear these codes using vehicle Self Diagnosis.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.