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A4 Quattro

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Related questions

Timing belt maintenance
The timing belt should be replaced at 100,000 miles. It takes a professional about 3 hours to replace the timing belt on your model. A novice will easily require double that time and maybe much more if you break a...
Power Steering Pump replacement
Hi, thanks for your question. I'd be happy to help. There a couple of different model power steering pumps available for your Audi A4. One model has what is called a "ZF Pump" and the other has what is called...
Some times i turn the key and it starts up like normal but then shuts off after 1 second
You will need to check the purge control valve on the firewall near brake master cylinder. The purge valve may be letting too much vapor into the intake causing the stall or hard start. There also may be an issue...
Fuel System?
A whirring noise is actually a common symptom of a failing fuel pump. You can rule the power steering pump in or out just by disconnecting power steering belt. Obviously, if the noise remains the same with pump disconnected, then...
My 2010 Audi A4 stopped out of no where at a stop sign maybe a month ago. It still has not started. All lights work
Hello. When this occurs, the first thing I do is try turning the engine over by hand. If I cannot turn the engine over by hand, then I know that the engine is seized. If it is seized, then it...
I was told by my mechanic I needed to replace the front left wheel bearing over a month ago, how long can I wait to replace it?
Hey there, thanks for writing in about your 2006 Audi A4 Quattro. As the bearing gets noisy, you will notice the noise get louder and you may get to a point of the wheel seizing or wobbling on the highway....
Code P0011
Trouble code P0011 points to an issue in the engines variable valve timing system. The solenoid responsible for altering the valve adjustment may have become dirty or failed and is stuck in a position better suited for a warm engine....
Random misfire cylinder 123
I'm curious as to what codes are still active. Is it still a misfire code? Several other component failures can cause "misfire" issues - a clogged exhaust gas recirculation valve, a failed diverter valve, even a failed cam phaser. But...
My car gauge goes to regular temperature, there's coolant in the system, but the heater doesn't blow out hot air?
Hey there. I would check the fuse for the heater control valves first. These are solenoid-operated valves which allow or shut off hot water to the heater core. If they are not opening, there is no hot water in the...
Major electrical problems.
Hi, thanks for writing in. You should check for water intrusion to the interior of the vehicle. Pull the carpeting up on both the driver's and passenger side front. There are many computers in these cars that some are located...
Power steering, leak, and groaning noise.
Hi, thanks for writing in. This is a sign of a failing power steering pump which is what the groaning sound and stiff steering will come from. It also sounds like you have a major leak coming from somewhere. If...
Squeak sound when drive on low speed and make turns . Sounds is loud when it is cold .
If the squeak is under hood, it can be caused by a few things including the timing or serpentine belt tensioners if they were not replaced, the alternator or water pump bearing, and possibly the air injection pump and/or air...
Despite having adequate oil pressure, the warning light comes on dashboard
Hi, thanks for writing in. Having the proper oil and oil level, and having the proper oil pressure in your engine are 2 very different and unrelated things for the most part. Having low oil pressure is an indicator of...
Bank 1 running to rich and injector 1 contribution fault Intermittent.
Hi and thanks for contacting YourMechanic. What you are experiencing is a misfire detected in cylinder 1 and a random misfire in cylinder 3. This could be caused by either the fuel injectors not firing, the spark plugs fouling out,...
What are the signs that my fuel filter or fuel pump has failed?
Hi, thanks for writing in. Common symptoms of a malfunctioning fuel pump include sputtering at high speeds, loss of power during acceleration, loss of power to the vehicle while under stress, surging, and an engine that will not start. Common...
I started my car today and realized that the wipers, signals, lower driving lights and heater blower had all stopped working.
Hello and thanks for your question. there could be a blown fuse for the ignition switch or relay. Plus, look under the hood for any rats or field mice nests. Field mice like to chew through wires causing all kinds...
Warning signs of a bad fuel pump. Like sputtering when idle. Bad fuel efficiency. Shaking when at higher speeds. Less acceleration
This may be related to many different things such as: a bad fuel pump, dirty fuel injectors, a clogged catalytic converter, a faulty O2 sensor, or a bad mass air flow sensor. Unfortunately, there are many possibilities that can cause...
When I come to a stop it almost dies
There are several issues that could cause your A4 to nearly stall as you slow down. Most of the time, it's caused by an idle control valve that is damaged or dirty; however, vacuum leaks could also cause rough idle...
What is a fair value
Hello. A salvaged title generally deducts 20-40% of the Kelly BlueBook value. I would look at to determine the fair market value of your vehicle, and then deduct 20-40% dependent on how well it was repaired. Be sure to...
Misfire under acceleration
First I would revisit the plugs and coils. there is always the possibility that something didn't hook up properly. Pay close attention to the ground wires. They are the brown wires that emerge from the harness at seeming random places...

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