The car engine computer is the core part of electronic controlled cars nowadays, and its functions can be simply put as two: 1. receiving signals from various sensors and calculating corresponding data; 2. Control the fuel injection, ignition, and idle intake of the car engine based on the calculated data to ensure the normal operation of the engine and minimize engine emission pollution. 3. If the engine computer board is damaged, the following situations may occur: 1. The engine malfunction light is on, but then catches fire and the vehicle shakes; 2. The car is difficult to start, with no ignition or fuel injection, and internal program disorder. There are many symptoms of the engine computer board being broken, with minor ones being the engine malfunction light coming on and then catching fire. The vehicle shakes, making it difficult to start. In severe cases, the vehicle may be unable to start, with no ignition or fuel injection, and internal program disorder)
1. Use a T20 screwdriver to disassemble the screen and a 10mm hexagonal socket to disassemble the brake light. 2. Use a plastic pry bar to disassemble the panel, pry the pry bar firmly to loosen it, and unscrew the four screws of the host using t20. 3. Use t20 to unscrew the four screws around the host and pull them out, connecting three wires to the back. 4. Use a 10mm socket to disassemble three reversing lights, and the power of the rear camera is also connected to the black negative wire and the white green positive wire of this light
From the perspective of exterior dimensions, the Haval M4 can be considered a typical small SUV. Looking at the current domestic SUV market, it seems that only the Haval M series has entered this segment of the SUV market. For consumers who are eager for an SUV but are struggling with urban parking difficulties, a small SUV like the Haval M4 may be a win-win solution. The Great Wall Haval M4 was born in the Haval M series family and comes from the dazzling platform. It is the third model of the Haval M series after the M1. M2, Inheriting the personalized temperament of the M series family, it is a fully rugged small SUV. As a crossover model, the new car will have good passability
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