Audi A8 Rear Brake Pad Warning Light
The warning lights.
Audi a8 rear brake pad warning light. The light also appears when the parking brake is applied. Almost every audi for the past 20 years has been equipped with electronic brake pad wear sensors. Brake pad wear sensor circuit. If you re like most people you probably freak the frak out when lights start flashing buzzers start buzzing or frogs rain down upon you from the firmament and freaking out certainly is a reasonable reaction to any of those changes in your otherwise benign life which typically is devoid of the unknown.
This article applies to the audi a6 c6 2005 2010. These sensors change their electrical resistance as the loop of wire is worn down and eventually breaks as the brake pads wear down. If the light appears while driving press the brake pedal lightly to check the pressure and verify the brakes are operational. The brake pad warning light circuit is a ground path loop.
Most of them mount the brake pad with a clip but some are molded into the brake pad. I arranged time over at my friends house who is a 20 year vw audi trained mechanic. Schematic shown is for 97 99 model years. Be sure to release the parking brake before driving.
When this ground path is interrupted open circuited like turning a light switch off the brake pad warning light k32 in image comes on. If normal pull over and check brake fluid level. Audi a8l brake system warning lights on dash my drivers side rear wheel bearing has been making noise for about a month so it was time to replace it. Audi dashboard warning lights.
Audi a6 c6 oil pressure warning light diagnostic oil pressure warning light diagnostic i believe your car is trying to tell you something.