How to Refill Aerotwin Wipers

1. Insert a small flat tip screwdriver into the end of the wiper blade assembly between the rubber blade and the end cap on one end of the wiper blade assembly.2. Work the screwdriver back and forth to pull or slide the end cap off the end of the wiper blade assembly.3. Pry up on the locking tab underneath the end cap, once it is completely removed, with a screwdriver. This will free the rubber blade from the assembly.4. Slide the rubber blade out of the assembly and slide the new rubber blade into the blade assembly.5. Close the locking tab and replace the end c...
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How to Program an Audi Key

1. Locate the second key for your Audi (the one you do not wish to program), and use it to help program the other key. Insert the second key into the ignition, and turn it one click forward.2. Exit the vehicle, or roll down the window, and insert the second key into the driver door lock, locking the door.3. Press the 'Unlock' button on the key in the door lock. Only press the button one time. You will notice the lights flashing on the car, but the door should remain locked.4. Unlock and relock the door manually using the key in the driver's door.5. Take out the key, and test the remote's...
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How to Reset the Oil and Engine Light on a BMW X5 2003 Using the Ignition

1. Sit in the driver's seat, close the door and fasten your seat belt.2. Press the odometer button with your left thumb while simultaneously putting the key into the ignition and turning it to the 'Accessory' position.3. Keep pressing down on the odometer button until the light on the dashboard starts to flash and the word 'Reset' appears.4. Let go of the odometer button, then push it in again and hold it.5. Let go of the button for the last time and look for five green lights to appear on the dash to let you know the system has been res...
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How to Change Audi Headlights

1. Open the hood of your Audi and unplug the power connector running to the back of the HID ballast on the back of the headlight housing.2. Pull the rubber dust cover off of the back of the housing assembly.3. Turn the headlight counterclockwise and pull it out of the headlight housing.4. Insert the new headlight and turn it clockwise to lock it into the housing.5. Put the dust cover back over the back of the headlight housing.6. Reconnect the power connector to the HID balla...
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How to Replace Headlight Bulbs in an A4

1. Pull the release level to open the hood, and then locate the headlight housing.2. Remove the headlight cover using a Torx screwdriver. Completely unscrew the two screws holding the top of the headlight cover in place, and then carefully set the screws aside. Loosen, but do not remove, the two remaining screws located on each side of the cover.3. Pull the cover straight forward, and then slide the wiring harness out by squeezing the metal clips located on the back of the headlight housing. This allows access to both the wiring harness and the headlight bulb.4. Turn the headlight bulb...
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How to Restart an Audi Stereo

1. Insert the key in the ignition and turn it to the accessory position.2. Turn the radio on. The word 'SAFE' will be displayed on the screen.3. Press the P.Scan and RBDS buttons simultaneously and hold until the number '1000' shows on the display. Release the buttons.4. Use Preset buttons 1 to 4 to enter the four digit code number from your radio card located in your owner's manual. If you cannot find your radio code, call your dealership, and they will give it to you once you supply them with your VIN number. Preset button 1 corresponds to the first digit, Preset button 2 corresponds...
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How to Open the Sunroof on a BMW X3

1. Insert the key into the X3's ignition and turn it to 'Position 2,' which is labeled on the switch.2. Locate the sunroof switch on the center console, above the rear-view mirror. It is the second switch from the left.3. Press the switch to raise the roof and the sliding visor slightly. Press the switch twice to raise the sunroof more. To open the sunroof completely, press the switch twice in the opposite directi...
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How to Determine the Final Gear Ratio in a BMW

1. Raise the vehicle using a floor jack, and place it securely on jack stands if necessary.2. Locate the differential between the two rear tires. Depending on the year and model, the stamp may be on the either side or on the rear of the differential. Look for a flat, smooth area next to a bolt, with a series of letters and numbers stamped on it.3. Clean the stamping using a rag and wire brush, if necessary. Depending on the age and use of the vehicle, a significant amount of grime may have accumulated.4. Decode the stamping. It will be comprised of eight characters. The first is a letter,...
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How to Replace a BMW 318 Fog Light

1. Turn the fog light switch and engine off.2. Look closely at your fog light setup below the front bumper. The plastic panel around the fog light must be removed prior to replacing the fog light.3. Pull the panel to release the clips and remove the panel from the fog light. Set it aside for easy access; you will need it after replacing the fog light.4. Remove the 8 mm bolt closest to the center of the bumper. A standard socket wrench works fine. Once the bolt is removed, carefully pull the fog light assembly from the vehicle.5. Access the rear of the assembly to disconnect the bulb...
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How to Remove the Cooling Fan Assembly on a 2002 Audi A4

1. Slide the drain pan under the radiator petcock. Loosen the petcock and allow the coolant to drain into the drain pan. If the coolant is less than five years old, and the drain pan is clean, you can reuse the coolant.2. Jack up the front of the vehicle with the floor jack and support it with jack stands. Remove the lower engine shield. Unplug the cooling fan thermal switch. Unplug the fan's wiring harness connector.3. Remove the thermal switch retaining clip. Then pull the switch out of its housing. If you have the type of thermal switch -- depending on your engine it could be either one...
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