Technical Service BulletinTRANSMISSION_MC-10170257-0001 PDF

A service bulletin that addresses an issue with the gearbox code P1703 not clearing in guided fault finding for Bentley vehicles. The bulletin outlines the technical background, noting a communication error between the tester and the transmission control module, which results in false fault logging. It includes step-by-step instructions for using self-diagnosis to clear specific fault codes. The bulletin also provides vehicle data for the Bentley Mulsanne from 2011 to 2020 and highlights no customer complaint as the fault is logged due to diagnostic tester connectivity.