aston-martin-db9-service-bulletin-sb-0148-flywheel-and-gearshift-learning-procedures PDF

A service bulletin that details adaptive learning procedures for Aston Martin DB9's Powertrain and Transmission Control Modules. These procedures aim to relearn data after module reprogramming or power loss, enhancing vehicle performance in terms of misfire detection, emissions, and gear shifts. Specific steps are provided for manual and automatic transmission models, focusing on warming up the vehicle and specific driving instructions.