System Operation
WARNING: This page is about a different car, the 2017 Jaguar XJ, 2016 Jaguar XJ, 2015 Jaguar XJ, 2014 Jaguar XJ, and 2013 Jaguar XJ. However, it is still accessible from the selected car via links, so may be relevant.
Operation of the engine is controlled by the ECM (engine control module), refer to Electronic Engine Controls - V6 S/C 3.0L Petrol Description And Operation .