Removing the air filter housing (see Removing the air filter housing).
Remove the wire from the solenoid valve.
key «at 13» open solenoid valve..
... and take it out along with the idle jet and the rubber o-ring in the cup. If necessary, remove the sealing ring and cup.
We take out the jet.
We check the health of the solenoid valve and its circuit. For this…
... we put the removed wire on the valve terminal and, turning on the ignition, press the valve body to the carburetor - the needle should click into the valve with a click, and when the voltage is removed (take away from the body) - without jamming, return to the starting position.
To check the serviceability of the valve itself, we connect its output with a wire «a plus» battery, and the housing - with «minus». If the needle does not retract, the valve is defective.