Timing Chain TENSIONER (Camshaft): Removal
- Disconnect negative battery cable. Remove timing chain housing. See TIMING CHAIN HOUSING (FRONT COVER) .NOTE: Align timing marks before disassembly. See Figure. Remove spark plugs to facilitate crankshaft rotation.
- Remove spark plugs. Position No. 1 cylinder at TDC. Align crankshaft keyway with mark on block. Ensure arrow on idler sprocket is at 6 o'clock position, and guide pins on camshaft sprockets are aligned with notches on cylinder head. See Figure.
- Release tension on camshaft timing chain by turning intake camshaft slightly counterclockwise. Remove camshaft timing chain tensioner bolts and nut, and remove tensioner.