Traditional Culture Encyclopedia - The 24 Solar Terms - What is the reason for the unstable idle speed of Alto hot car?
What is the reason for the unstable idle speed of Alto hot car?
First of all, check the working performance of the spark plug. The initial judgment should be that the throttle position sensor is not working properly or the plug on the sensor line is dirty, resulting in signal distortion. Then, it is judged whether the idle motor is stuck due to excessive carbon deposition, and the intake pressure sensor and related lines are faulty, resulting in ecu not knowing whether it is in idle state and unable to adjust according to the target speed. Idle speed is unstable, too high or too low. At the same time, check whether the ignition time of air filter and valve is adjusted too early. At the same time, check whether the throttle is too dirty and the starting voltage of the battery.
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