What's wrong with Volkswagen ccepc monitor?

The faults displayed by Volkswagen ccepc are: 1, the throttle valve is dirty and needs to be cleaned; 2. The brake light is not on, so it is necessary to check the brake switch and circuit; 3, oil problem, epc fault light will also light up. Take FAW-Volkswagen cc's 202 1 330tsi Flash Edition as an example: its length, width and height are 4865mm, 1870mm, 1459mm respectively, its wheelbase is 284 1mm, and it is equipped with a 7-speed dual-clutch gearbox. The 202 1 330tsi dazzle version of FAW-Volkswagen cc has a fuel tank volume of 66l, the maximum torque of the engine is 320 Nm, the maximum torque speed is 4000 rpm 1500, and the driving mode is the front wheel.