HUC-2H. I have a Audi Q7 which is not starting. The car was working before. I had to change a seal on the injector as it was leaking. after doing this I can't get it started. on vcds it is showing there is no fuel pressure. Also the battery is showing low voltage after repeating startingb. I have change the battery several times, I have primed
More than likely you will need to replace the battery - they dont recover well from sitting dead - they sulfate and the plates break down. Quattro King : On the a8 you might have to insert the key under the cover on the drivers handle - the part that doesnt move will have a cover on it that will pry or pop off. Starting problem. Our 3.0D has been having starting problems specially when the vehicle has been left standing for 18 hours or more. The engine will crank for up to 10 seconds before starting. This was reported to the dealer who said the problem was related to battery drain. If the battery was weak or being drained by accessories then starting
After the self-test is completed, both the tire warning display and the ESP are fully available. If the “TPMS” message only appears briefly after the engine is started, ignore it. Do not perform any repairs. In this case, the “TPMS” message only indicates that the TPMS is not active for a short period of time.
EPC light in Audi along with Check Engine. If you see both, EPC and Check Engine light on, the trouble is more likely to have occurred with engine sensors. It may be a throttle sensor or the temperature sensor. In this case, the engine electronics is likely to cut the power and maximum RPM, so the computer will hold down the engine and you will
Hi all I’m new to this so I’d like to say hi to you all I have a 2007 Q7 with the 2012 upgrade when I start it up in the morning it’s fine an if I popped into the shop it will not start again to crank like it’s completly dead if I leave it for an hour to cool down it will start or if I come an start it straight up ild have to jump start it with a booster pack iv changed the battery an To reach and clear codes from the Audi transmission module is very simple. Locate the OBD-II port under the dashboard and connect your scanner. Turn on the ignition but do not start the engine. Select Audi from the main menu and model. Scroll down to Control Units. Select Drivetrain, then Transmission. Select Read Fault Codes.
I would wait several hours before checking it or try to get rid of the surface charge by turning on the lights on for a few minutes when the engine is off, turn them off, shut the doors for several mins (no load, no lights on, MMI fully shut down) and then check it. Then check it again in the morning before you get in the car.
Originally Posted by Mesquite77. OBDII eleven pro can do it, go to adaptations - battery, change serial no. VCDS can do it. If by your "OBD11" = OBDeleven standard, then you may need to manually do the coding? Any other OBDII likely cannot, maybe Carista can? Yes, sorry, I do have OBD11 Pro. Circular. 27 48V Vehicle electrical system warning, DTC P0CA700 and/or U046900 stored in the starter/generator control module/ECM. 27 22 45 2058831/5 September 27, 2022. Supersedes Technical Service Bulletin Group 27 number 22-41 dated March 2, 2022, for reasons listed below. Model(s) Long shot, but I think I remember a post that said to use that not working key, to start the car by placing it in the tray over the dead battery start symbol, and after that starts it, it will work again normally, maybe So I go to try this, and grab the handle and the remote works. I get in and place the key on the tray area and its starts. Key Fob Not Working After a Battery Change. If you’ve changed your Audi Q7’s key fob, and it’s still not working it’s likely that you have a damaged circuit board. You may need to reprogram the key to work with your vehicle. Most vehicles’ key fobs work the same way. Consult your owner’s manual for instructions on reprogramming the If I leave the car parked for a day (24 hours) it will not start it just clicks. I replaced the battery and still same issue. I have taken it to an Audi dealer and they have had it for 3 days and are not able to find what is causing the issue. The first night the car at the dealer it didnt start the next day. Q7 MK 1 Discussion - battery replaced now mmi not working - I replaced my battery today in my '08 Q7 and now the mmi won't work. No accent lights are on in the mmi buttons. No backup camera when in reverse. it will attempt to start up if you press the on/off/volume knob, and the startup mmi screen appears but then d3YUQ.
