Inspect the crankcase breather (pcv) hose in the following procedures:
Refer to “fuel tank removal and installation” in section 1g .
If it is worn or damaged, replace the crankcase breather (pcv) hose with a new one.

Pair system inspection
Crankcase breather (pcv) hose / reed
valve / cover removal and installationRear brake master cylinder components
Reservoir cap
Plate
Diaphragm
Reservoir tank
Reservoir hose
Brake hose
Brake hose union bolt
Brake hose connector
Master cylinder
Spring
Piston/cup set
Push rod
Dust boot
23 N·m (2.3 Kgf-m,
16.5 Lbf-ft)
10 N·m
...
Handlebar removal and installation
Removal
Remove the following parts from the left handlebar.
left handlebar switch box (1)
handlebar balancer (2)
grip rubber (3)
clutch cable (4)
Remove the following parts from the right handlebar.
right handlebar switch box (5)
...
DTC “c12” (p0335): ckp sensor circuit
malfunction.
Detected condition and possible cause
Detected condition
Possible cause
The signal does not reach ecm for 3 sec. Or more, after
receiving the starter signal.
Metal particles or foreign material being stuck on the
ckp sensor and rotor tip.
Ckp ...