China Naming Network - Almanac query - What's wrong with the idle speed of the manual shift Corolla after the oil change?
What's wrong with the idle speed of the manual shift Corolla after the oil change?
There are several possibilities for this phenomenon:
1, if the oil is different from the original model, it feels a little different from the original model; The worst thing may be that this oil is not suitable for your engine.
2. The throttle valve is dirty or the oil circuit is faulty and needs to be cleaned;
3, the ignition system is faulty, such as burner, ignition wire;
The original idle speed was too low, but now it is controlled by the driving computer. If it is necessary to adjust the computer, it should be handled with caution.
If you can't judge the real problem yourself, it is recommended to send it to 4S or a trusted repair shop for repair.