Below are links to various reference materials. Click on the subject you are interested in.
More to come soon.

 

Electrical Reference   Jaguar
Parts Illustrations		  
Special Section!
Electrical Theory by Joseph Lucas
Jaguar
Trim Code Chart		   VIN Breaks by Year  
Tune up procedure for XJ6 up to 1987 (also good tips for tuning up any car)   ABS Diagnostic Procedure for 90 through 94 XJ6  
Timing chain issues 97-2000 4.0 Liter V8 Jaguars   Power Hydraulic System 88 through 89 XJ6 Technical Guide  
AJ6 4.0 Liter, OBD1, Engine Management System Diagnostics Manual