Is the timing valve of Ford Fiesta 20 10 chain engine adjustable?

When adjusting, first loosen the throttle opening adjustment screw to make the engine reach the lowest stable speed. Then screw in the idle speed adjusting screw with a screwdriver, and then slowly unscrew the idle speed adjusting screw when the engine is about to stall, so that the engine can run smoothly and reach a high speed. Then loosen the throttle opening adjustment screw to make the engine speed as low as possible. Then adjust the idle adjustment screw to increase the engine speed.

Carnival I * * * is equipped with two engines, one is a 1.0 liter turbocharged engine and the other is a 1.5 liter naturally aspirated engine. 1.0L turbocharged engine has a maximum power of 92kw, a maximum torque of 170 Nm, a maximum power speed of 6000 rpm and a maximum torque speed of 1400 to 4500 rpm.