After cleaning, the throttle idling is unstable.

Cause of unstable idle speed after cleaning the throttle: 1. After cleaning the throttle, if it is not re-matched, the idle speed will be high and will automatically increase; Generally, Japanese cars only need to run a little more in this case. After 5 minutes of high-speed unplugging or disassembling the negative battery, the computer will adjust itself after learning, and the fault will disappear without any side effects; 3. But now, most cars can't handle it, whether it's pulling the high speed or disassembling the negative battery. For example, Regal needs to go to the 4S shop of the relevant brand and use the original car computer to adjust the data.