Excelle changed the timing belt. Why is the idling unstable and will automatically turn off?

There is too much dust in the air. When the engine is running, a lot of dirt is deposited on the spool and throttle seat of the idle motor. When the dirt accumulates too much, the engine will have low idle speed, poor idle stability and idle flameout when driving. The solution to this problem is simple: just clean the idle motor. Chongqing Taiyi brand air intake and throttle cleaner contains special cleaning agent, which can effectively decompose and blow off sludge and dirt attached to throttle body and idle motor.