POWR69J1D11Power unitSpecial service tools .....................................................................................5-1Power unit....................................................................................................... 5-3Checking the compression pressure .......................................................5-14Checking the oil pressure ........................................................................5-14Checking the oil pressure sensor ............................................................ 5-15Checking the valve clearance.................................................................. 5-15Replacing the timing belt .........................................................................5-21Removing the power unit.........................................................................5-23Removing the oil filter .............................................................................. 5-25Removing the timing belt and sprockets.................................................. 5-25Checking the timing belt and sprockets...................................................5-26Installing the sprockets and timing belt....................................................5-27Cylinder head ...............................................................................................5-29Removing the cylinder head .................................................................... 5-33Checking the valve springs...................................................................... 5-34Checking the valves ................................................................................ 5-34Checking the valve guides....................................................................... 5-35Replacing the valve guides...................................................................... 5-35Checking the valve seat ..........................................................................5-36Refacing the valve seat ...........................................................................5-36Checking the camshaft ............................................................................5-38Checking the timing chain tensioner........................................................ 5-39Checking the timing chain ....................................................................... 5-39Checking the cylinder head ..................................................................... 5-39Installing the valves ................................................................................. 5-40Installing the cylinder head ...................................................................... 5-41