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where did you get this diagram from?

@evoy2k2 can you please share on how you planning to clean it? Fireplace cleaner? I believe if DPF is clogged with burned ash deposits then homemade methods might not be as effective as you plan. I would love to have my DPF cleaned like on this video The pressure unclogs even ash "plugs"...

Hi All, recently I noticed that my diesel engine is running a bit louder. No knocking sounds, no ticking sounds, nothing what would indicate bad injector or rod bearings. Just same diesel working sound but louder. Below video showing the noise. I am now not sure if it's louder or just my mind is...

Since summer 2020 I am a happy owner of Audi A6 C7 Sedan (Saloon) with pretty low mileage of 62k miles (now 69k) which is pretty low for it's age. Joined here to gain some knowledge about repairs and servicing.

03L 121 111 AD - this is main thermostat 1K0 121 113 A - this is an auxiliary thermostat - and I believe this is what is sitting on the whole hose with part number 03L 122 157 M 1J0 122 351 - this is non-return valve, forces coolant to flow only one direction one more part O-ring seal: 06B 121...

hmm, do you happen to still own a video how did it sound? I had a brand new timing done at 65k miles and since then i was driving kinda dynamic/aggressive. Not sure if my timing belt could have slipped. 2.0 TDI here audi A6 C7 CGLC enginge