engine computer introduce

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)

Installation method for engine computer

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

Chery Qiyun 3 introduce

From the appearance, the Qiyun 31.8CVT test car is no different from the current Qiyun 3, and the main focus of judgment errors is on the engine. After all, the largest sales main model of the Qiyun 3 is a 1.5L displacement, which ignores the existence of 1.8L. In fact, from the perspective of the engine itself, it is indeed easy to achieve quick matching. Firstly, the Ruiqi G3 1.8CVT arrow has been wound up and is only waiting for market sales, while the Ruiqi G3 itself is interconnected with the Qiyun 3 in terms of suspension, There is only a difference in curb weight, so the significance of testing is to adjust the ECU based on the weight of the Qiyun 3 itself, and the adjustment range will not be too large