9. Timing Chain and Tensioner Removal

TIMING CHAIN AND TENSIONER
(UNIT REPAIR)

REMOVAL

NOTICE: Set crankshaft to 60° before top-dead center to prevent valve to piston contact.

IMPORTANT: The timing chain tensioner must be removed to unload chain tension before the timing chain is removed. If it is not, the timing chain will become cocked and it will be difficult to remove.





1. Remove timing chain tensioner plunger.





2. Remove upper timing chain guide.

IMPORTANT: Do not allow any load on timing chain when loosening camshaft sprocket bolt.





3. Remove exhaust cam sprocket using a 24 mm open end wrench to hold camshaft in place while loosening camshaft sprocket bolt. Discard bolt.





4. Remove adjustable timing chain guide.





5. Remove plug to gain access to fixed timing chain guide bolt.





6. Remove fixed timing chain guide.

IMPORTANT: Do not allow any load on timing chain when loosening camshaft sprocket bolt.





7. Remove intake cam sprocket using a 24 mm open end wrench to counter-hold camshaft in place while loosening camshaft sprocket bolt. Discard bolt.
8. Remove intake cam sprocket and timing chain through top of cylinder head.





9. Remove crankshaft sprocket.





10. Remove oil nozzle and bolt.