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A6 Quattro

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A.c. system
Hi there. It is quite possible that the AC compressor seized before you completed the head gasket service. In most cases, a head gasket is replaced and heads rebuilt and machined due to an overheating incident. This may have damaged...
Question
01 Audi A6 2.7 have a crank but no start I checked my fuses and I have no power to either of my 2 ECU fuses or my Fuel Pump fuse
Hi there. It is highly probable that you have a faulty main relay or an exposed electrical connection or bad ground to the fuse panel that is causing this issue. However, it could also be problem with the ECU itself;...
Question
I think its my thermostat. Everything is ok until i turn the car off thrn i lose like a quart or more. You vsn see it coming out.W
Hi there. It is possible that the thermostat housing might be cracked and is the source of your coolant leaking. However, due to it's location and proximity to other cooling system components, the leak may be coming from other sources....
Question
Audi Air Suspension Question
Hi there. This video is a good one to watch should provide you with some good technical assistance on how this system is supposed to be displayed and how it works. If you notice that your display screen is different...
Question
Engine misfire
Engine misfires can be caused by many different problems and are generally caused by either a spark or fuel issue or in some cases, a combination of both. Spark related problems generally will result from things like ignition coils, crankshaft...
Question
2006 Audi A6 mmi screen opens for 20 seconds then shuts down
Hi there. You may want to watch this video on troubleshooting MMI screen issues on a similar Audi to determine if this is something you can reset. In most cases, resetting the system by following the directions is a simple...
Question
Why does my 2006 Audi A6 navigation screen turn on for a second then shuts down
Hello. This is a common problem on this vehicle. Most of the time it is due to an internal hardware failure in the navigation unit. I will usually try reprogramming the unit first and if that does not help it...
Question
Why won't my 2004 Audi A6 Quattro charge brand new battery??
Hello. Most of the time the issue is in the wire coming from the battery to the alternator. This small wire has a tendency to fail and have high resistance. This needs to be checked first. If that is not...
Question
I have a shaking and knocking coming from the front of my 2003 Audi A6
Hi there. It sounds like something may be loose on the front of your car. Most of the time this is caused by a failing ball joint or tie rod end. It can also be a bad wheel bearing or...
Question
if I'm at stand still it goes hot once I travel it cools yesterday that happened and it stAll I crank it starts but shut off audi
A low coolant level can cause overheating however there are lots of additional causes of overheating. Coolant leaks are easy to find via pressure testing. In the context of such a test, if pressure falls and yet no external leak...
Question
My car is worrying when going low speeds and quietly grinding when braking all the sudden
Noises behind the wheels or when braking can be caused by a variety of components. for a variety of reasons. The brake pads may be of a harder friction compound that may be noisier than other brands. Worn or out...
Question
What is the main reason for a random misfire on Audi A6 2002 3.0
Hello, thank you for writing in. Without the codes that are present it is hard to narrow down the possibilities for you. Coil packs and fuel supply are going to be towards the top of the list. You should start...
Question
can not find the transmission control module it is not on either side of front floor i have a 1997 audi a6 quattro
For the transmission control module for the 1997 A6 the control module is under right carpet inside the module box. You have to remove cover to access the transmission and engine control modules.
Question
Turbo oil leak cost Audi A6 Quattro 2002 twin turbo
Hi Hhh, Thank you for contacting YourMechanic! To set up the quote for the oil gasket leak for your vehicle, we need some extra information in order to get you the most up-to-date prices on parts and labor. Please...
Question
When I stop suddenly or slow down the car cuts off
What you are describing sounds like a dirty or failing idle air control valve. The idle air control valve monitors the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and...
Question
Check engine light and oil light comes on before oil change?
Hi There, As you may know, these lights are designed to come on at specific mileage intervals that are preset by the factory. When your mileage exceeds a certain amount relative to the last oil change, this will trigger the...
Question
Engine light blinking and the oil light come on. Accelerates slow but when you get to about 30 mph it smooth out. Then when you slow down it start shake.
For the cylinder that has excessive oil in it, the oil is either coming in for the piston rings being worn or the valve guide is leaking on the intake valve causing the engine to consume the oil. If the...
Question
I bought an 2004 Audi A6 Quattro Sedan mode l3.0 v6 4 door for $1,000. The owner said he think it's the transmission and battery.
If gasoline was left in the fuel tank for more than 3-6 months, the tank would have to be thoroughly drained. Old gas will NOT start an engine. The fuel filter should be replaced as well. If the car has...
Question
Timing belt
Hi There, It sounds like your timing belt may have snapped, slipped off of the pulleys or jumped a few teeth on the belt which would cause the car to shut down and not restart as you have described. As...
Question
2000 Audi A6; Any idea on an average amount of miles before the car starts having problems.
Most vehicles last between 250K to 350K depending on the maintenance that is performed. Some exceptions are when the vehicle is taken real good care of and lasts more than 350K miles. If the vehicle is at 130K miles and...

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