MX-5 Miata L4-2.0L (2008)
1) Using a suitable screwdriver or equivalent tool, unlock the chain tensioner ratchet.
2) Turn the exhaust camshaft clockwise using a suitable wrench on the cast hexagon and loosen the timing chain.
3) Placing the suitable bolt (M6 X 1.0 length 25 mm-35 mm (0.99 in-1.37 in) at the engine front cover upper blind plug, secure the chain guide at
the position where the tension is released.
18. Hold the exhaust camshaft using a suitable wrench on the cast hexagon as shown.
19. Remove the exhaust camshaft sprocket.
