Inspect the camshaft sprocket in the following procedures:
If they are worn or damaged, replace the sprocket/ camshaft assembly and cam chain as a set.

Camshaft inspection
Cam chain tension adjuster inspectionExcva removal and installation
   Removal
	Turn the ignition switch off.
	 Remove the left side cowling. Refer to “exterior parts removal and 
	installation” in section 9d .
	 Connect the special tool (mode select switch) to the dealer mode 
	coupler. Refer to “self-diagnostic procedures” in section 1a .
	After tur ...
   
Clutch cable play inspection and adjustment
   Inspect clutch cable play
every 6 000 km (4 000 miles, 12 months)
Inspect and adjust the clutch cable play “a” as follows.
Clutch cable play “a”
10 – 15 mm (0.4 – 0.6 In)
	Lift and support the fuel tank. Refer to “fuel tank
	removal and installation” in section 1g (page 1g-
	9).
	  ...
   
Evaporative emission control system
inspection (only for e-33)
   Refer to “evaporative emission control system removal and installation (only 
for e-33)” .
Hose
Inspect the hoses for wear or damage. If it is worn or
damage, replace the hose with a new one.
	
		Note
		make sure that the hoses are securely
		connected.
	
Evap canister
Inspect the eva ...