Turbo Engine Timing Tool Kit Set For Opel Vauxhall Chevrolet Cruze 1.0 1.2 1.4. Usage - To remove the timing chain, first remove the oil pan, ensure that the engine is at the TDC position of No. 1 cylinder, in addition, ensure that the chain tensioner is fully retracted and fixed in the retracted position with a suitable pin, and finally remove the crankshaft pulley with a suitable pulley fixing tool.