3.0L Up To 2002.5 V6 Engines
Engine Configuation Firing Order Cylinder Identification 3.0L Up To 2002.5 1-4-2-5-3-6
2.5L & 3.0L 2002.5 & Later V6 Engines
Engine Configuation Firing Order Cylinder Identification 2.5L & 3.0L 2002.5 & Later 1-2-3-4-5-6
S-Type (2000-2002), XJ (1998-2003) & XK (1997-2002) V8 Engines
Engine Configuation Firing Order Cylinder Identification S-Type 00-02 XJ 98-03 XK 97-02 1-5-4-2-6-3-7-8 (1) (2) (1) V8 Cylinder Numbering used by engine manangement for DTC's. (2) V8 Cylinder Numbering for ECM Wiring Diagram & IDS Pinpoint Tests
S-Type (2003 & Later), XF (2009 & Later), XJ (2004 & Later) & XK (2003 & Later) V8 Engines
Engine Configuation Firing Order Cylinder Identification S-Type 03- XF 09- XJ 04- XK 03- 1-2-7-3-4-5-6-8