The fob I replaced the battery in triggers the message every startup. Old battery was at 2.9V. Replacement 3.26V. Seems like the message is latched. Like I said, seems to work fine. Update: Used the secondary key for a few days and the low battery fault seems to have cleared on its own. All now well. Replace the battery. If the button cell battery in the key fob of Q7 is replaced incorrectly or a battery is unsuitable, it can damage the vehicle key. Only replace drained batteries with new batteries in the same voltage, size, and specification. Make sure the battery is facing in the right direction when inserting it. 1 day ago · Customers that own one of these impacted vehicles can expect to receive a notification in the mail starting February 16, 2024, but they can also contact Audi customer service at 1-800-253-2834 or the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov, referencing Audi Q7 – (Jan Kliment / Shutterstock) The most common signs of bad ignition coils in Audi Q7 are engine hesitation when accelerating or loss of power, rough idle, misfires, excessive fuel consumption, check engine light illuminates, and sometimes hard starting. In worst case scenario, if the ignition coils are in really bad condition, the
Hello, help please, I have a problem with the audi q7 3.0TDI after replacing the battery (the old one has discharged a maximum), the car does not start even with cables from the second car. After diagnostics, there are no errors in the engine controller, only what came out is the steering angle sensor sensor error - terminal voltage + 30, oil
Learn how to install a new battery in an Audi Q7 where the battery is under the driver seat. We’ll show you how to replace/change/remove with simple tips and
There's a diagram on it that tells you what to apply the voltage and ground to to make it click. Battery (duh) -> ECU master relay (219, in the ECU box) -> fuel pump relay -> fuel pump fuse -> fuel pump. Oh, forgot something. Make sure you check the fuel pump fuse when the engine is cranking.
If batteries young then maybe look at the alternator as unless the battery has had some reverse load that's damaged from the jump start, it's unlikely that, but it can also happen so don't discount the battery just yet. Right, I've fully charged it with the CTEK over night. Everything was successful. Q7 MK 1 Discussion - Q7 3.0 TDI Cold start problem - Experience irregular starting problem after car has been standing for about 12 hours. Need sometimes 4 crancks of about 6 secs each before engine starts. Battery is new. After starting a cloud of grey smoke comes out (unburned fuel) Have consulted three Audi dealers The first time she tried the glow plug light and other lights came on, she turned the key with the clutch down like normal and as she turned the key she felt a "popping" sensation and then the key turned all the way forward, but nothing happened. No crank and all the dash lights turned off. Now, when you turn the key there is no resistance like
H. Huncowboy Discussion starter. 189 posts · Joined 2005. #5 · Nov 26, 2013 (Edited) The warning was "Replace Remote Control's Battery" or something along those lines on the dash. Both remotes triggered the warning at the same time. Car is about 3 years old, so that makes sense. Although the 2nd remote has never been in use they do deplete.
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