in your garage to make future searches easy.

Condition Value
expand_moreFront axle brake disc diameter
expand_moreAll Audi gasoline straight-4 2.0 L AXX engines
expand_moreFN3 brake calipers
PR code 1LJ 1.02 ft
PR code 1ZD 1.02 ft
PR code 1ZE 11.34 in
PR code 1ZP 11.34 in
expand_moreFNR-G57 brake calipers
PR code 1LK 1.13 ft
expand_moreAll Audi gasoline straight-4 1.6 L BGU engines
expand_moreFN3 brake calipers
PR code 1LJ 1.02 ft
PR code 1ZD 1.02 ft
PR code 1ZE 11.34 in
PR code 1ZP 11.34 in
expand_moreFS III brake calipers
PR code 1ZF 11.02 in
PR code 1ZM 11.02 in
expand_moreAll Audi diesel straight-4 1.9 L BKC engines
expand_moreFN3 brake calipers
PR code 1LJ 1.02 ft
PR code 1ZD 1.02 ft
PR code 1ZE 11.34 in
PR code 1ZP 11.34 in
expand_moreFS III brake calipers
PR code 1ZF 11.02 in
PR code 1ZM 11.02 in
expand_moreAll Audi gasoline straight-4 1.4 L CAXC engines
expand_moreFN3 brake calipers
PR code 1LJ 1.02 ft
PR code 1ZD 1.02 ft
PR code 1ZE 11.34 in
PR code 1ZP 11.34 in
expand_moreFS III brake calipers
PR code 1ZF 11.02 in
PR code 1ZM 11.02 in
expand_moreAll Audi diesel straight-4 1.6 L CAYC engines
expand_moreFN3 brake calipers
PR code 1LJ 1.02 ft
PR code 1ZD 1.02 ft
PR code 1ZE 11.34 in
PR code 1ZP 11.34 in
expand_moreFS III brake calipers
PR code 1ZF 11.02 in
PR code 1ZM 11.02 in
expand_moreAll other modifications
expand_moreFN3 brake calipers
PR code 1LJ 1.02 ft
PR code 1ZD 1.02 ft
PR code 1ZE 11.34 in
PR code 1ZP 11.34 in
expand_moreFront axle brake disc thickness
expand_moreAll Audi gasoline straight-4 2.0 L AXX engines
FN3 brake calipers 0.98 in
FNR-G57 brake calipers 1.18 in
expand_moreAll Audi gasoline straight-4 1.6 L BGU engines
FN3 brake calipers 0.98 in
FS III brake calipers 0.87 in
expand_moreAll Audi diesel straight-4 1.9 L BKC engines
FN3 brake calipers 0.98 in
FS III brake calipers 0.87 in
expand_moreAll Audi gasoline straight-4 1.4 L CAXC engines
FN3 brake calipers 0.98 in
FS III brake calipers 0.87 in
expand_moreAll Audi diesel straight-4 1.6 L CAYC engines
FN3 brake calipers 0.98 in
FS III brake calipers 0.87 in
expand_moreAll other modifications
FN3 brake calipers 0.98 in
expand_moreFront axle brake disc minimal thickness
expand_moreAll Audi gasoline straight-4 2.0 L AXX engines
FN3 brake calipers 0.87 in
FNR-G57 brake calipers 1.06 in
expand_moreAll Audi gasoline straight-4 1.6 L BGU engines
FN3 brake calipers 0.87 in
FS III brake calipers 0.75 in
expand_moreAll Audi diesel straight-4 1.9 L BKC engines
FN3 brake calipers 0.87 in
FS III brake calipers 0.75 in
expand_moreAll Audi gasoline straight-4 1.4 L CAXC engines
FN3 brake calipers 0.87 in
FS III brake calipers 0.75 in
expand_moreAll Audi diesel straight-4 1.6 L CAYC engines
FN3 brake calipers 0.87 in
FS III brake calipers 0.75 in
expand_moreAll other modifications
FN3 brake calipers 0.87 in
expand_moreFront axle brake lining thickness
expand_moreAll Audi gasoline straight-4 2.0 L AXX engines
expand_moreFNR-G57 brake calipers
Without backing plate 0.58 in
Without backing plate 0.55 in
expand_moreAll other modifications
Without backing plate 0.55 in
expand_moreFront axle brake lining minimal thickness
Without backing plate 0.079 in
expand_moreFront axle brake piston diameter
expand_moreAll Audi gasoline straight-4 2.0 L AXX engines
FN3 brake calipers 2.13 in
FNR-G57 brake calipers 2.24 in
All other modifications 2.13 in
expand_moreRear axle brake disc diameter
expand_moreAll other modifications
expand_moreC38 brake calipers
PR code 1KD 10.04 in
PR code 1KQ 10.04 in
expand_moreCII 38 brake calipers
PR code 1KZ 11.26 in
expand_moreRear axle brake disc thickness
C38 brake calipers 0.39 in
CII 38 brake calipers 0.47 in
expand_moreRear axle minimal brake disc thickness
C38 brake calipers 0.31 in
CII 38 brake calipers 0.39 in
expand_moreRear axle brake lining thickness
Without backing plate 0.47 in
expand_moreRear axle minimal brake lining thickness
Without backing plate 0.079 in
Rear axle brake piston diameter 1.5 in

Brake system is the most important system in your 2009 A3. Check pads and disks from time to time and replace them as they worn below minimum thickness allowed by Audi.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2009 Audi A3 user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Audi A3 service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2009 Audi A3 you're not only saving money, but also also improving your technical skills and learning something new.

Audi A3 Second generation facelift model years

Units:
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