A potential issue has been identified on Jaguar certain vehicles with the INGENIUM I4 2.0L petrol engine within the listed Affected Vehicle Range which may exhibit one or more of the following: Driveability flat spots; Malfunction Indicator Lamp (MIL) illuminated with Variable Camshaft Timing (VCT) Diagnostic Trouble Code(s) (DTC) stored in the Powertrain Control Module (PCM); Increased induction noise while driving; and/or A small reduction in performance.