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 inspectionAccessory use
The addition of unsuitable accessories
can lead to unsafe operating
conditions. It is not possible
for suzuki to test each accessory
on the market or combinations of
all the available accessories; however,
your dealer can assist you in
selecting quality accessories and
installing them correc ...
Component location
Electrical components location
Ignition switch/immobilizer antenna
Iat sensor
Secondary fuel injector
Primary fuel injector
Iap sensor
Evap system purge control solenoid valve
Fuel pump relay
Turn signal/side-stand relay
Cooling fan relay
Ect ...
DTC “c46” (p1657-h/l or p1658): excv
actuator circuit malfunction
Detected condition
Possible cause
C46
The operation signal does not reach the
excv actuator.
Excva position sensor voltage low or
high
0.14 V ≤ Sensor voltage < 4.9 V
(without the above range)
excva can not operate properly.
Excva ...