The Honda check engine light can illuminate for various reasons, ranging from minor to potentially serious problems. Some common causes include: 1. Loose or Faulty Gas Cap. 2. Faulty Oxygen Sensor. 3. Catalytic Converter Issues. 4. Your check engine light, as well as the AWD light, come on when the computer system sees a system fault and when this happens the computer will set and store a fault code and or codes. In order to determine what is causing the problem, the first thing that needs to be done is to have the computer system scanned and the fault code and or codes How To Reset Engine Check Light. When your check engine light comes on, ensure you check for possible issues that might prompt it. You can look up reasons why your check engine light is on. After detecting and fixing the problem, the check engine light should reset by itself after about 20 to 30 cycles. This might be equivalent to three (3) days. Guys need help naman my car is a Avanza 1.3. Got idling problems which started last month, and then lumalabas ang check engine light nya. I did my research and mostly Idle Speed Control Valve ang sinasabi. Pumunta ako sa Shell Service Station and pinalinis ko yun ISC Valve, after ilang days lumabas ulit CEL and nagkakaproblem na sa idling ulit. 1. Loose or bad gas cap. It is possible for the check engine light to come on in Focus due to a loose or bad gas cap. The fuel system in modern vehicles is designed to maintain a certain level of pressure, and if the gas cap is not sealing properly, it can cause a leak and disrupt the pressure balance in the system. HKZKJrI.

avanza check engine light on