Secondary Timing Chain RH: Removal

NOTE: Vehicles without supercharger shown, vehicles with supercharger similar.

Remove the right-hand primary chain. For additional information, refer to PRIMARY TIMING CHAIN RH .
Push the tensioner piston (secondary chain) into the body to release the tension on the right-hand secondary timing chain.
- Insert a thin rigid wire through the hole in the end of the tensioner piston to displace the ball from the non-return valve seat. (1)
- With the wire in position, press the piston fully into the tensioner body. (2)
- Remove the wire. (1)
Fig 1: Resetting Chain Tensioner
Courtesy of JAGUAR CARS, INC.
Remove the secondary timing chain.
- Remove the variable camshaft timing oil control unit (or intake camshaft sprocket - vehicles fitted with supercharger) and exhaust camshaft sprocket retaining bolts. (1)
- Remove the variable camshaft timing oil control unit (or intake camshaft sprocket - vehicles fitted with supercharger), exhaust sprocket and secondary chain as an assembly (release the chain from the tensioner which is still secured to the cylinder head). (2)
- Remove the secondary chain from the variable camshaft timing oil control unit (or intake camshaft sprocket - vehicles fitted with supercharger) and the sprocket.
Fig 2: Removing Secondary Timing Chain
Courtesy of JAGUAR CARS, INC.
Clean and inspect all relevant components.