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  • Users: LuisM
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  1. LuisM

    Car LED lights flicker

    Yep. They do. Here's a proof. This is a picture of the A3 8V daytime LED lights, taken at 1/50 s shutter speed, without image stabilization. The catch is, the camera was moving vertically. You see five instances of the daytime light strip, which indicates that LED turns on and off about 50*5...
  2. LuisM

    Regenerative braking: how it works

    Does anyone have some information about this? I mean the standard A3 regenerative braking in petrol or diesel engines; not the electrical engine (e-tron). My understanding is that while you are braking, or coasting, the alternator somehow generates more power, which is stored in the battery...
  3. LuisM

    "Howling" noise when pulling away with the wheels completely turned

    Sometimes I hear a kind of "howling"/"wailing" sound when I'm pulling away at slow speed away at a junction with the wheels completely turned. Not terribly loud, but clearly noticeable. It can also be noticed through the pedals, as if they were transmitting the sound and thus vibrating very...
  4. LuisM

    When to store tyre pressure in MMI

    Hi all, I keep reading you should store the tyre pressure (via the MMI) every time you inflate your tyres. Is that so? And why? An example. Let's consider you stored your ideal pressure (say 2.2 bar) in the MMI. A few weeks later you check the tyres. Pressure is a bit low (but not very much...
  5. LuisM

    Hello all!

    Hi! I'm new here. I come from the Spanish "twin" forum Club AudiSport Ibérica - Tu club Audi en Internet. I find this forum has much more information and activity, so I have just registered. I have posted a new thread in the A3 8V forum (or at least i have tried to) but it doesn't show on the...
  6. LuisM

    TFSI 140 COD: vibrations in 2-cyl mode

    Hi all, First message on this forum. Sorry about my English. I have an A3 (8V) 1.4 TFSI 140 bhp Cylinder-on-Demand (COD). I've noticed some rattle or vibration from the engine when running on 2-cylinder mode and stepping lightly on the throttle in the 1500-2000 rpm regime. If you increase...