Audi A4 Smells Like Gas Diagnosis (5 Main Causes)

If your Audi A4 smells like gas, it may indicate a serious issue. It would be best to treat your car as though you have a fuel leak (don’t drive it) until you know there isn’t one.   A bad gas cap typically causes the smell of gas, the evaporative emissions system leaking, overfilling the … Read more

Audi A4 Battery Draining:  Causes + Diagnosis

If your Audi A4’s battery is draining, it’s something that’ll need addressing right away.  If it is draining while your A4 isn’t running, something is drawing current that shouldn’t be. If the battery drains while driving, there’s likely an issue with your car’s alternator. The two primary causes for a battery to deplete are parasitic … Read more

Audi A4 Won’t Accelerate: Causes + How to Fix

If your Audi A4 won’t accelerate, that is a serious cause for concern.   If your check engine light is on, get a code scanner and see what trouble codes are stored in the PCM (powertrain control module).  They can provide valuable insight as to what the problem may be and help you narrow down … Read more

Audi A4: Pulling to the Left

A vehicle that is pulling to the left can be dangerous to drive.  In the US, left is the direction of oncoming traffic.  This makes pulling to the left even more dangerous than pulling to the right.  Keeping straight when your Audi A4 wants to veer into traffic makes driving stressful.  If your A4 pulls … Read more

Audi A4: Pulls to the Right → Diagnosis

When your Audi A4 pulls to the right, it makes driving difficult.  Keeping straight when your A4 wants to veer off the road is dangerous, and takes all of the joy out of driving.  Fixing a vehicle pulling to the right should be considered a high priority repair.    Audi A4 Pulls to the Right … Read more

Audi A4:  Oil Leak Diagnosis

If you’re a Audi A4 owner, you’re likely aware of the common issues that can arise with your vehicle. One of the most frustrating problems is discovering an oil leak. Not only can it be a messy hassle to clean up, but it can also be a sign of a more serious issue. Gaskets and … Read more

Audi A4:  Leaking Water Diagnosis

  If your Audi A4 is leaking water, it could mean a few different things are happening.  Some water is completely acceptable.  It depends on the situation.  It really depends on where you’ve found it, and if it is really water. Coolant or Water? If you are trying to figure out if your Audi A4 … Read more

Audi A4:  Oil On Spark Plug Causes

If you’ve found oil on your Audi A4’s spark plug, it should be a cause for concern. It doesn’t necessarily indicate a major engine problem.  When there is oil on the spark plugs is usually caused by a bad valve cover gasket or O-Ring (overhead cam engines).  There can be other causes as well. Any … Read more

Audi A4:  Bad Wheel Bearing Noise Diagnosis

If your Audi A4 is making a high pitched noise or hum, it could be a sign of a bad wheel bearing.  There are several different vehicular components that can make a squeal or hum.  That’s why it is important to know the other warning signs of a  bad bearing before just going in and … Read more

Audi A4: Brake Sticking → Causes & Diagnosis

  Your Audi A4’s braking system is the most important safety feature on the vehicle.  If it does not work properly, it can put you in a situation where you can be injured or killed.  There are quite a few different situations that can cause a caliper to stick. Audi A4 Brakes Sticking Symptoms Smell– … Read more