Traditional Culture Encyclopedia - The 24 Solar Terms - How to adjust the idle speed of Sylphy, and the failures such as unstable idle speed of Sylphy.
How to adjust the idle speed of Sylphy, and the failures such as unstable idle speed of Sylphy.
Diagnostic method: Turn on the air conditioner and turn the steering wheel when idling. The engine speed does not increase, which can prove this fault.
Troubleshooting: Adjust, repair or replace the throttle position sensor.
2. Idle speed control valve (ISC) is faulty.
Diagnostic method: Check the starting sound of the idle control valve. If there is no starting sound, the idle control valve is faulty.
Troubleshooting: Clean or replace the idle speed control valve, and set the idle speed with a special decoder.
3. The air inlet pipe leaks.
Diagnosis method: If you hear the smell of air leakage in the intake pipe, it proves that the air intake system is leaking.
Troubleshooting: Find the leakage, reseal or replace the phase parts.
4. The fuel injector leaks or is blocked.
Diagnostic method: Use a stethoscope to check whether the fuel injector makes clicking sound or measure the fuel injection quantity of the fuel injector. If the injector does not click or the injection quantity exceeds the standard, the injector is faulty.
Troubleshooting: Clean the injectors and check the fuel injection quantity of each injector to ensure that there is no blockage or leakage.
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