When audi abs light stays on it means there is a problem with the anti lock brake system abs.
Audi brake lights come on by themselves.
This indicates the brakes are being activated even when the pedal s not being applied.
So the bcm can command the brake lights come on by themselves or go off when you apply the brake.
Under normal conditions the abs light will only come on for a couple of seconds when you turn on the ignition then turn off.
The side assist helps you monitor the blind spots.
Gm service bulletin 16188 01 special coverage for brake lights come on by themselves.
The epc and check engine light might display on your dashboard simultaneously in which case the most likely culprit is a loose electrical connection or a faulty sensor e g crankshaft position sensor or camshaft shift sensor.
Brake light may also turn on at the same time.
It is normal for audi abs light to flash a few times for example when the vehicle starts to slip during hard braking.
Audi side assist blind spot monitor.
Your audi will go into limp mode to protect itself from damage.
Audi abs malfunctions can also trigger the brake esc or edl lights to come on at the same time.
It warns you if there are vehicles that are getting closer or are in your blind spots.