Shops quote $4,500–$7,000 for this one, and the quote usually isn't the ripoff, the job really is that big. Here's what's actually failing, what the correct repair involves, and the honest part: this is not a job I do in a driveway.
The twin-turbo 4.0T in the S6, S7, RS6 and RS7 packs enormous hardware into a tight bay, and getting at the front of the engine means putting the car in service position, the front-end carrier comes forward or off entirely. That access cost is why this repair is a bundle: by the time these cars show oil seeping from the front crank seal and timing cover gasket, the water pump and thermostat are due on the same clock, and they all live behind the same teardown.
The oil side announces itself as residue around the crank pulley, slung outward by rotation, and as sludge accumulating at the cover seams. The cooling side shows up as P0128 when the thermostat loses calibration, temperature creeping over normal, or proper overtemp events as the pump weakens. Individually each item is modest; together, behind 15–25 hours of access labour, they define the job.
Doing these piecemeal is the expensive mistake, pay the service-position teardown once for the seal, again for the pump, again for the thermostat, and the access labour alone triples. The right version of this repair opens the front of the engine once, renews everything in the access path, crank seal, cover gasket, pump, thermostat, and closes it knowing nothing back there is on a countdown.
If your Audi is doing any of these, this is the likely cause:
Not certain that's what you're dealing with? Match the symptom in plain English first:
Or describe it to the AI mechanic, it'll tell you the likely cause for your exact Audi in seconds, free.
See how that range compares across Mississauga, Oakville, Milton, Brampton and Etobicoke in the GTA Repair Price Index, honest shop & dealer ranges for the jobs people actually get done.
Front Timing Cover, Thermostat & Water Pump Bundle is on my published list of jobs I turn down. It needs a hoist, a press or a machine shop, and I work out of driveways with hand tools. That list is public on my trust page. I'd rather lose the job than learn it on your engine, and you should be suspicious of anyone who says yes to this over the phone.
So here's what I can genuinely do for you, holding a $4,500–$7,000 quote. Both are real, both are flat-priced, and both are worth more than a bad yes.
Before you spend $4,500–$7,000, have someone independent confirm that's actually what's wrong. This is a diagnosis, not the repair, no hoist, no lift, nothing comes apart. I scan it, test it, look at it with you, and tell you straight whether their diagnosis holds up. If it does, I say so and you go pay them with confidence.
Book the second opinion →At $4,500–$7,000 on a car that might be worth not much more, plenty of people replace instead of repair, that's a completely reasonable call. If that's where you're heading, get the next car measured before you hand over money: 150 published points, at the seller's location, written report the same day.
Book a pre-purchase inspection →Tell me what you've been quoted and what the car is doing. $100–$250 flat, at your location, and you get a straight answer either way.
Rather just have the quote read? The free quote check tells you whether the number is in line, no visit needed.
Jobs on this car that ARE mine:
Not so you can do it yourself, so you can tell whether the shop quoting you understands the job:
That's the job. It's why this one belongs on a hoist instead of in a driveway, and it's why $4,500–$7,000 usually isn't a ripoff, it's a big repair honestly priced. What's worth checking is whether that's really what your car needs.
Get the diagnosis confirmed firstPlain version: Front Timing Cover, Thermostat & Water Pump Bundle needs equipment a driveway doesn't have, a hoist to get under it properly, a press or a machine shop for the parts that come out, and a controlled space for an engine or gearbox that's in pieces for days. I work out of driveways with hand tools. That's not false modesty, it's the published limit of what I take on, and it's listed on my trust page alongside the warranty.
What that means for you: this page is here to tell you what's failing and what it should cost, so you walk into a shop knowing the job instead of nodding at a number. And if you want that number checked before you pay it, that part I can do, $100–$250 flat, at your location.
Two clocks are running. The oil seep only widens, front-of-engine leaks on these cars migrate onto belts, pulleys and sensors, and sludge buildup marks where it's headed. The cooling side is less patient: a weakening pump on a twin-turbo V8 is an overheat waiting for a hot day, and overheating this engine puts a five-figure repair on the table. Bundled now, it's one big job; deferred, it's the same job plus whatever the overheat cost.
Everything in view: belt drive components, pulleys and tensioners, accessible hoses, and any other seal showing age. With access this expensive, anything marginal should be dealt with while the engine is open, we photograph what we find and you decide before anything extra is replaced.
No. Front Timing Cover, Thermostat & Water Pump Bundle is on my published list of jobs I turn down, it needs a hoist, a press or a machine shop, and I work out of driveways with hand tools. I'd rather lose the job than learn it on your engine.
Two things, and both are real. A second-opinion diagnostic at your car, $100–$250 flat, at your location, so somebody independent confirms that's actually what's wrong before you commit to a $4,500–$7,000 repair. And if you're weighing replacing the car instead of fixing it, a pre-purchase inspection on the replacement, $149–$399 flat, at the seller's location.
Because the useful part isn't the wrench. It's knowing what's actually failing, what the correct repair involves, and that shops quote $4,500–$7,000 for it, so you walk in knowing the job instead of nodding at a number. If you want that number checked before you pay it, that part I can do.
Send it over for a free second opinion. I'll tell you straight what the job actually involves, and if their quote is fair, I'll tell you that too.
Get a Free Second OpinionOther makes:
I'm not the guy who does this repair. I'm the guy who tells you whether you actually need it, before you spend $4,500–$7,000. Second opinion at your car, $100–$250 flat, in Mississauga, Oakville, Milton, Brampton and Etobicoke.
Book a Second Opinion Inspect a Replacement CarYour options on this one