Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Brake pads: Checking thickness
2009 Audi A6 BaseSECTION Brake pads: Checking thickness
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2008 Audi S4, 2008 Audi RS 4, 2008 Audi A4, 2007 Audi S4, and 2007 Audi RS 4. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
At a pad thickness of 7 mm (including backing plate) the brake pads have reached their wear limit and must be replaced (repair measure). Inform the customer.
Front disc brake pads:
- Determine thickness of outer pads by checking visually (using a flashlight through a hole in wheel).
- Determine thickness of the inner pad by visual check (using a flashlight through a hole in the wheel).
Rear disc brake pads:
- Determine thickness of outer pads by checking visually (using a flashlight through a hole in wheel).
- Determine thickness of the inner pad by visual check (using a flashlight through a hole in the wheel).
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.