O.k.,since it does work and it sounds like when it does work you have no signal cut outs or losses and the issue is only that sometimes it will not work at all this sounds like the fault is in the satellite radio receiver itself.I have seen these receivers fail in the past before causing this type of issue here with it needing replaced.It can fail to pick up the signal causing this fault and Feb 24, 2010 · New to me 2010 A4 P+. I guess I'm looking for advice on where to start troubleshooting. I have a few speakers that are not working. My A4 has the B&O system w/o nav. It's the base Audi concert head unit with Bang & Olufsen option. Here's what is happening: Set sound to driver front corner - tweeter/mid work fine, no woofer Jul 30, 2020 · AudiA4 B8 radio owners suffer from a lack of sound even when equipped with an upgraded Audio package. Users may find their phone, navigation, voice commands, CD player and subwoofer works, but the speakers emit a "clicking sound". Often this is due to a failed Harmon Karden amp that requires replacement. Other owners find the A4's screen goes Dec 17, 2010 · So, there are really 3 components to the key fob: 1) the chip with communicates with the immobilizer, 2) the transmitter which is synched with the alarm, and 3) the mechanical portion of the key which physically rotates the key mechanism in the steering column. So back to the battery. Again, mine was a simple in and out; no issues. Aug 7, 2019 · A4 (B5 Platform) Discussion - No start, no ecu connection after jump & battery replacement. - [ Update in comments] Hello! First, the car info: 2001 Audi A4 quattro, 1.8T Tip. Background: (Sisters car, far away ) Weak old battery died overnight. I wasn't there for this, but a jump start was attempted twice. Aug 7, 2021 · Q7 MK 1 Discussion - Audi Q7 2007 Display, radio, and navigation system not working - The MMI on our Audi Q7 4.2 Quattro 2007 hasn't worked since the day we bought it from a mutual friend. We took it to the Audi dealership and they said there's nothing they could do, and said the entire system would have to be May 11, 2023 · Audi A4 Radio Stopped Working: Causes + How to Fix Radio Won’t Work At All Causes. This section covers a Audi A4’s radio would show no signs of life. If your radio is The Radio is On But No Sound. When the tuner is on, there will be static. The CD player or Aux input should still work Common Dec 12, 2016 · But if a tablet type setup will work then I don't see why not. I must just see what it is I want form the system. I think the amp and wiring is the easiest part, its just a matter of what media device I would like to use. Only reason I was looking at keeping the stock radio is thats what I saw in the one video install. Nov 22, 2015 · I have a 2009 A4 P+. I got in the car the other evening, and the MMI screen didn't turn on. Holding the volume/power button didn't work. All of the buttons around the MMI controls didn't work. No bluetooth, radio, nada. I turned the car off and back on, still nothing. The next morning the MMI all worked like normal. Oct 25, 2017 · For at least a couple of months, MMI display would occasionally not power on upon vehicle start. The problem would always resolve itself, usually by simply turning the vehicle back off and on. For the last ~4 weeks, however, MMI display has been completely dead. Nothing ever comes on the display anymore, not even a splash screen. Symptoms include: a1fDzLv.