Autodata Timing Chains And Gears. Valve timing procedures for petrol and diesel engined cars and LCVs from 1988 to 2006 Can the cylinder head be removed without completely removing the timing chain How do I release and reset the tensioner mechanism What are the proper timing marks and how should they be aligned How do I disconnect and reset electronically controlled variable valve timing actuators THE ANSWERS TO ALL THESE QUESTIONS AND MORE CAN BE FOUND IN THE TIMING CHAIN AND GEARS MANUAL