Parts for your 2013 Audi Q5-Head gasket

2013 Audi Q5 head gasket — purpose, issues and when to get it sorted

Based on Audi factory repair information (ELSA/ErWin) for the Q5 (8R, MY2013) and the Audi ETKA parts catalogue, the 2013 Audi Q5 engines — including the 2.0 TFSI (EA888), 3.0 TFSI V6 (EA837), and 2.0/3.0 TDI diesels — all use a cylinder head gasket. These sources list the head gasket as a defined part with thickness variants and specify replacement procedures, torque-to-yield head bolts and tightening sequences, confirming the head gasket is fitted to this model.

On a 2013 Audi Q5, the head gasket sits between the alloy cylinder head and the engine block, sealing three critical paths: combustion pressure, coolant flow and engine oil. Its job is to keep compression high in the cylinders while preventing coolant and oil from mixing or escaping. When it’s healthy, the engine runs crisp, stays cool and uses fluids sensibly. When it’s not, owners may notice overheating, random misfires, or unexplained coolant loss.

This isn’t a routine service item, it’s replaced only if there’s a confirmed failure or if the head needs to come off for other work. Good servicing helps the gasket live a long life: fresh G12++/G13 coolant, a clean cooling system, a properly bled heater circuit, and a working thermostat and water pump. Using the correct VW/Audi oil spec and keeping the PCV system in shape also helps reduce crankcase pressure that can aggravate sealing issues.

Typical warning signs include:

• Coolant loss with no visible leaks, sweet-smelling steam from the exhaust, or white smoke on warm starts
• Overheating, heater blowing cold at speed, or bubbles in the expansion tank
• Milky residue under the oil cap, oily coolant, or a persistent misfire on one cylinder

Before calling it a blown head gasket, a workshop should do a cooling-system pressure test, a chemical block test for combustion gases, and ideally a cylinder leak-down test. Many Q5s present with water pump/thermostat or PCV faults that mimic head gasket drama, so proper diagnosis matters.

If replacement is required, the factory method calls for new torque-to-yield head bolts, careful cleaning and flatness checks of the head/block, selecting the correct gasket thickness, and following the specified centre-out torque/angle sequence. It’s a labour-heavy job (often 10–20 hours depending on engine), and it’s smart to renew timing components, seals, and coolant while in there. After reassembly, fresh oil and filter, proper coolant vacuum-fill and a thorough bleed help ensure the Q5 is back to running sweet as.

Popular questions about 2013 Audi Q5 head gaskets

What are the most common signs of a head gasket issue on a 2013 Q5?
Tell-tales include unexplained coolant loss, overheating under load, white exhaust vapour with a sweet smell, milky contamination in oil or coolant, and persistent misfires on one cylinder. A pressure test and a chemical block test are the usual first checks.

Because these Q5s also see water pump and thermostat failures, those should be ruled out before committing to head work.

Can a bottle of “head gasket sealer” fix it?
Sealant additives can sometimes slow a very minor seep, but they’re a band-aid. They may also gum up small coolant passages, heater cores and sensors. For a confirmed gasket failure, the durable fix is proper disassembly, machining checks and a new gasket with new head bolts.

How much does a head gasket job cost in Australia or New Zealand?
Ballpark figures vary by engine: the 2.0 TFSI is typically less than the V6s for labour. Expect a wide range, roughly from the low thousands for a 2.0 TFSI to significantly more for 3.0 TFSI/3.0 TDI due to access and parts. A firm quote should follow compression/leak-down testing and inspection.