Parts for your 2013 Audi Q5-Oil seals

2013 Audi Q5 oil-seals: what they do and when to replace them

Oil-seals are absolutely fitted to the 2013 Audi Q5 and are critical to keeping engine oil, transmission fluid and diff oils where they should be. This isn’t guesswork: Audi’s Q5 (Type 8R) workshop manual (ElsaWin) specifies radial shaft seals at the crankshaft and camshafts, plus output shaft and axle flange seals for the transfer case and differentials. The VW Group ETKA parts catalogue for the 2013 Q5 lists these seals by location, and ZF’s 8HP Tiptronic technical documentation outlines the input and output shaft seals used in the automatic transmission fitted to many Q5 variants. So yes—oil-seals are very much relevant on this model.

On a 2013 Q5, oil-seals keep fluids contained around rotating shafts and housings while allowing smooth movement. They prevent leaks that can lower fluid levels, degrade lubrication, and make a mess of underbody components. Think front and rear crankshaft seals, camshaft seals, axle/diff output seals, and transmission/transfer case seals—the unsung heroes backing up the engine, quattro system and gearbox.

They’re not a scheduled replacement item, but they should be inspected at each service. A weep might only leave a light mist, while an active leak can drip onto the driveway, create burning oil smells on hot components, or lower fluid levels to the point of causing wear. If a timing cover is off, a transmission is out, or a diff service shows contamination at the flanges, that’s the smart time to fit new seals because access is easiest and labour overlaps.

• Common leak clues: oil haze around the front pulley area, oil at the bellhousing (rear main), dampness at diff/axle flanges, ATF at transmission seals, low fluid top-ups between services.
• Good practice: keep the PCV/breather system healthy—excess crankcase pressure shortens seal life, use the correct VW/Audi-spec fluids, and replace worn shaft wear rings if present.

When replacing, quality matters—go OEM or reputable OE suppliers. Fit seals square using the prescribed driver, lightly oil the lips unless the manual specifies dry-fit, and check shaft surfaces for grooves. For the Q5’s 8HP auto, transfer case and diffs, set correct fluid levels and temperatures per factory procedure after any seal work. Done right, fresh seals restore leak-free running and protect expensive components for the long haul across NZ or Aussie roads.

Popular questions about 2013 Audi Q5 oil-seals

Where are the most common oil-seals on a 2013 Audi Q5?
They’re at the front and rear of the engine crankshaft, at the camshafts, and on the output shafts for the front diff, rear diff and transfer case. On models with the ZF 8HP automatic, there are input and output shaft seals as well.

How can someone tell an oil-seal is failing on a Q5?
Look for oil mist or wetness around pulley or bellhousing areas, dampness at axle flanges, or spots under the car after parking. Burning oil odour after a drive often signals oil hitting a hot exhaust or turbo area. Keep an eye on fluid levels between services.

Should oil-seals be replaced pre-emptively on the Q5?
They’re typically replaced when leaking or while components are already apart—during timing work, transmission removal, or diff resealing. That approach saves labour and helps ensure long-term reliability without unnecessary parts spend.