Part 3

Engine

Disassembly (Steps 65-103)

65. Disconnect and remove the CHT sensor jumper harness.





66. Remove the bolt and the LH CMP sensor.





67. Remove the bolt and the CKP sensor.





68. Remove the EOP switch.





69. CAUTION: A new oil cooler must be installed or severe damage to the engine can occur.

If equipped, remove the 6 bolts and the oil cooler.
^ Discard the oil cooler and the gaskets.





70. NOTE: Engine without oil cooler shown, engine with oil cooler similar.

Remove the 2 bolts and the oil filter adapter.
^ Discard the gasket and O-ring seal (on banjo bolt).





71. NOTE: LH shown, RH similar.

Remove the 6 bolts and the 6 coil-on-plugs.





72. Remove the 11 stud bolts and the LH valve cover.
^ Discard the gasket.





73. Remove the bolt, the 10 stud bolts and the RH valve cover.
^ Discard the gasket.





74. NOTE: VCT solenoid seal removal shown, spark plug tube seal similar.

Inspect the VCT solenoid seals and the spark plug tube seals. Remove any damaged seals.
^ Using the special tools, remove the seal(s).





75. Remove the crankshaft bolt and washer.
^ Discard the bolt.





76. Using the special tool, remove the crankshaft pulley.





77. Using the special tool, remove and discard the crankshaft front seal.





78. Remove the 2 bolts and the engine mount bracket.





79. Remove the 2 engine mount studs.





80. Remove the 3 bolts and the engine mount bracket.





81. Remove the 22 engine front cover bolts.





82. Install 6 of the engine front cover bolts (finger tight) into the 6 threaded holes in the engine front cover.
^ Tighten the bolts one turn at a time in a criss-cross pattern until the engine front cover-to-cylinder block seal is released.
^ Remove the engine front cover.





83. Rotate the crankshaft clockwise and align the timing marks on the VCT assemblies as shown.





84. NOTE: The special tool will hold the camshafts in the top dead center (TDC) position.

Install the special tool onto the flats of the LH camshafts.





85. NOTE: The special tool will hold the camshafts in the TDC position.

Install the special tool onto the flats of the RH camshafts.





86. Remove the 3 bolts and the RH VCT housing.





87. Remove the 3 bolts and the LH VCT housing.





88. Remove and discard the VCT housing seals.





89. Remove the 2 bolts and the primary timing chain tensioner.





90. Remove the primary timing chain tensioner arm.





91. Remove the 2 bolts and the lower LH primary timing chain guide.





92. Remove the primary timing chain.





93. Remove the crankshaft timing chain sprocket.





94. Remove the 2 bolts and the upper LH primary timing chain guide.





95. Compress the LH secondary timing chain tensioner and install a suitable lockpin to retain the tensioner in the collapsed position.





96. NOTE: The VCT bolt and the exhaust camshaft bolt must be discarded and new ones installed. However, the exhaust camshaft washer is reusable.

Remove and discard the LH VCT assembly bolt and the LH exhaust camshaft sprocket bolt.
^ Remove the LH VCT assembly, secondary timing chain and the LH exhaust camshaft sprocket as an assembly.





97. NOTE: When the special tool is removed, valve spring pressure will rotate the LH camshafts approximately 3 degrees to a neutral position.

Remove the special tool from the LH camshafts.





98. CAUTION: The camshafts must remain in the neutral position during removal or engine damage may occur.

Verify the LH camshafts are in the neutral position.





99. Remove the 2 bolts and the LH secondary timing chain tensioner.





100. CAUTION: Cylinder head camshaft bearing caps are numbered to verify that they are assembled in their original positions. If not reassembled in their original position, severe engine damage may occur.

Remove the bolts and the LH camshaft bearing caps.
^ Remove the LH camshafts.





101. Compress the RH secondary timing chain tensioner and install a suitable lockpin to retain the tensioner in the collapsed position.





102. NOTE: The VCT bolt and the exhaust camshaft bolt must be discarded and new ones installed. However, the exhaust camshaft washer is reusable.

Remove and discard the RH VCT assembly bolt and the RH exhaust camshaft sprocket bolt.
^ Remove the RH VCT assembly, secondary timing chain and the RH exhaust camshaft sprocket as an assembly.





103. Remove the special tool from the RH camshafts.