What's wrong with Audi epc lamp?

The common faults of Audi epc lamp include: the accelerator is seriously dirty or the accelerator or accelerator pedal is damaged, and the brake light switch and valve lift AVS control valve are damaged.

Detailed introduction:

EPC is called engine electronic stability system, commonly known as electronic throttle system. The system mainly consists of engine control unit, engine wiring harness, throttle, accelerator pedal, brake switch and manual transmission clutch switch.

On Audi cars, in addition to the above components, if there is a problem with the valve lift AVS system, the EPC fault light will also light up. As long as any of the above components has problems, the engine control unit will directly trigger the EPC light to light up.

When the EPC of Audi vehicle lights up, first look at the driver's guide prompt of the instrument cluster, and then judge whether the throttle control of the vehicle is normal. If it's not normal, it's even more serious, and you need to call the rescue phone to deal with it.

If the throttle control is normal, you can choose to drive slowly to the maintenance organization for processing. At this time, the maintenance personnel will read the fault memory of the engine control unit through professional diagnostic equipment. According to the content of the fault code, proceed to the next inspection and confirmation.