How long does the sagitar throttle need cleaning?

Sagitar throttle should be cleaned between 20,000 and 30,000 kilometers. If the environment in the car is not good, the cleaning interval should be shortened. Throttle is a controllable valve that controls air to enter the engine. There are two kinds of throttle valves: traditional pull-wire and electronic throttle valves. After the gas enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, which will be burned to do work. Sagitar is a compact car launched by FAW-Volkswagen. Its length, width and height are 4753 mm, 1800 mm and 1462 mm respectively, and its wheelbase is 2731mm. The maximum power of 1.2T and 1.4T turbocharged engines is 85kw and1/kloc respectively. Match 5-speed manual and 7-speed dual-clutch gearbox.