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  1. toomanybuttons

    Downpipe Audi A5 2019 45 TFSI OPF

    Hi everyone, I’m looking for some technical advice regarding a downpipe upgrade for my 2019 Audi A5 Sportback MHEV 45 TFSI (2.0L, 245 HP). The car has the DKNA engine code, which means it’s equipped with two restrictive units: the primary catalytic converter (mounted vertically right after the...
  2. toomanybuttons

    Downpipe Audi A5 2019 45 TFSI OPF

    Hi everyone, I’m looking for some technical advice regarding a downpipe upgrade for my 2019 Audi A5 Sportback MHEV 45 TFSI (2.0L, 245 HP). The car has the DKNA engine code, which means it’s equipped with two restrictive units: the primary catalytic converter (mounted vertically right after the...
  3. toomanybuttons

    Camshaft Bridge - check valve?

    Hi guys, I replaced the timing chain and, when reinstalling the camshaft bridge, I noticed this small metal ball on the floor. I’m not sure if it came from there or not. I disassembled the camshaft bridge again, but I still can’t tell. In the picture, I marked in green that nothing seems to be...
  4. toomanybuttons

    Metal ball found after timing chain replacement – camshaft bridge question

    Hi guys, I replaced the timing chain and, when reinstalling the camshaft bridge, I noticed this small metal ball on the floor. I’m not sure if it came from there or not. I disassembled the camshaft bridge again, but I still can’t tell. In the picture, I marked in green that nothing seems to be...
  5. toomanybuttons

    Radiator Fan Spinning Too Fast When A/C Is On at Idle

    Hi everyone, Over the past few days I’ve noticed that the radiator fan starts spinning unusually fast, but only when I turn on the AC and the car is stationary. Audi A5 45 TFSI 2019 3-zone AC Here’s what I’ve checked so far: Temperature readings, AC line pressure, etc. (attached 2 VCDS...
  6. toomanybuttons

    22: AWD Missing Calibration / Malfunction

    Hi guys, I have an issue with my Quattro system. After changing the oil, I performed "Resetting of all adaptation values" in VCDS, ODIS and now I have this issue. I managed to restore the old config, but I still have this error: Audi A5 2019 45 TFSI quattro ultra Address 22: AWD (J492)...
  7. toomanybuttons

    MY17/18 S3 Gearbox software update (S-tronic)

    Hi guys, do you know which version is compatible with mine? I'm so "lucky" that my S-tronic DL382 version is 80A 927 155 DF, I've checked on vag-flashinfo.de but other versions are available. I can't figure out if I have an update available; could it be DE/DG ? Address 02: Auto Trans (J217)...
  8. toomanybuttons

    Oil type for 2.0 TFSI EA888 GEN3B

    Hi guys, my car has just surpassed 200,000 km, and for some time now, I've switched from 0W20 (as specified by the manufacturer) to 5W40, and I would like to know what oils you all use, what type, why, and so on. Why did I switch abruptly to 5W40? Because I am one of those people who, in...
  9. toomanybuttons

    S-tronic DL382 Jerks

    Hi guys, since winter arrived when I start the car and put the gearbox in D and released the brake the car suddenly jerks, only in position D and only when taking off; once it warmed up, I no longer had any issues. I've asked the Audi dealer to check if a newer software version is available...
  10. toomanybuttons

    A3 8L 1998 1.9 TDI ALH loss of power

    Hi guys, my car has lost power. If I clear the errors while driving, it recovers. However, when I start it again, the errors reappear. I suspect it’s LIMP mode. Chassis Type: 8L - Audi A3/S3 (1997 > 2005) Scan: 01 02 03 08 15 16 17 22 35 37 45 55 56 57 75 76 Mileage: 231110km-143605miles...
  11. toomanybuttons

    A3 8L 1.9tdi ALH engine cutting out

    Hi, I did it already and cleaned all the faults, but after a while the issue persists, the car has no power and stops from time to time. I assume, the most important is 00575 - Intake Manifold Pressure: Control Limit Not Reached Possible Symptoms Sudden complete loss of Power Reduced Power...
  12. toomanybuttons

    A3 8L 1.9tdi ALH engine cutting out

    Hi, I've tried to read this diagram and use it to set the hoses right: In picture one, you can see that I have no vacuum reservoir, and I think my N18 is in the middle and N239 is on the left. In picture 2, is this one-way valve? In picture 3, I have 2 hoses coming from down there; I...
  13. toomanybuttons

    A3 8L 1.9tdi ALH engine cutting out

    Hi guys, The car has been losing power for some time now, the tachometer fluctuates occasionally (at a constant speed of 50 km/h, it oscillates by 100–200 rpm, stabilizes, and then after 10 seconds it happens again, and so on) and the car stops while driving (right before stopping, the red oil...
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