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

BMW 320i introduce

The dimensions of the BMW 320I model are 4531mm * 1817mm * 1421mm, with a reference price of 31000-388800 yuan. BMW started its business by producing aviation engines, so the blue color on the logo represents the sky, and the white color represents the symmetrical graphics of the propeller/blue and white markings; The predecessor of the state emblem/BMW, which is also the location of the company in Bavaria, was an aircraft factory. It was founded on March 7, 1916 and was initially famous for manufacturing streamlined biplane reconnaissance aircraft. At that time, the company's name was BFW (BayerischeFlugZeugWork), meaning "Bavarian Aircraft Manufacturing Plant", and the founder of the company was Gustan Otto, His father was a renowned inventor of four stroke internal combustion engines, and his high achievements in aviation made him ambitious in manufacturing cars. He wrote a glorious chapter in the history of automobiles, which is the founding of the BMW factory in Germany, which is loved by millions of car enthusiasts today