How to Replace the Front Brakes on a 1997 Audi A4

Single-Caliper-Piston System1. Unscrew the lid from the master cylinder reservoir and siphon out about half of the fluid from the master cylinder with a clean turkey baster. Transfer the siphoned fluid to a small, sealable container and seal the container.2. Loosen the front wheel bolts with a ratchet and socket, and raise the front of the A4 with a floor jack. Position jack stands under the vehicle’s subframe and lower the A4 onto the jack stands. Remove the wheel bolts and remove the front wheels.3. Pull the ends of the outer brake pad retainer – the metal spring spanning the rear of the...
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Removing the Coolant Reservoir in a BMW Z4

1. Release the hood by pulling the lever under the dashboard on the driver's side. Push the hood up until it's fully open.2. Locate the coolant reservoir in the back of the engine on the driver's side, next to the wheel well. Place a pan under the reservoir to collect any coolant that drips out.3. Detach the bolts that hold the reservoir in place, using a socket wrench. The bottom bolt is 10 millimeters, and the two on the front side are 11 and 13 millimeters.4. Detach the hoses from the reservoir by removing the clamps with a Philips screwdriver. Wait for all the liquid to drain into...
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How to Replace a Fog Light on a BMW

Removing the Fog Light1. Disconnect the ground wire from the battery of your BMW. The ground wire is the black wire connecting the battery to the frame of your BMW.2. Find the access openings for your fog light. These are located at the upper-right inside corner of your fog light.3. Open the clips in the access opening with a screwdriver. These spring-loaded detaining clips should release if you push forward on them with the screwdriver. The fog light will fall forward along the side hinge, which on the opposite side of the detaining clips.4. Pull out the fog light, bringing it away from...
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Can I Change My Own Battery on My 1999 BMW 328I?

1. Plug the battery backup tool into the cigarette lighter (auxiliary power outlet). This is just a small 9-volt battery attached to a plug suitable to plug into this outlet. It will supply just enough power to keep the circuits and memories alive.2. Open the trunk and remove the battery cover on the right side of the trunk floor. Remove the battery negative terminal connector with the use of a wrench. Remove the battery positive terminal connector. Loosen and remove the battery hold-down clamp using a wrench. Disconnect the battery vent tube. Lift the battery out of the car.3. Install the...
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How to Troubleshoot the 1983 Mercedes 230 E

1. Walk around the 230 and look for any impact dents. If the sedan was in a crash then the dents will be knee high and could indicate structural damage in that section as well. Go below the car and look at the car frame for any deformations of weld lines. The frame will have weld lines where the struts meet, but if there is a weld line in the middle of a strut then that means it was snapped in half and re-welded. Do not buy a re-welded vehicle, as this compromises the car's ability to survive a crash.2. Look for any rust on the frame and body. Rust will show as a brown patina that indicates...
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How to Care for Leatherette in a BMW

1. Research leatherette cleaning products on the Internet or at an auto store. Read the labels on car upholstery cleaners to find a vinyl or multi-surface auto upholstery cleaner within your budget. Purchase the cleaner.2. Vacuum the interior of the automobile to remove dirt and debris from the leatherette on your seats, armrests and headrests.3. Pour lukewarm water into a spray bottle. Spray the leatherette with water. Wipe the sprayed areas with a clean terrycloth towel.4. Squirt dish detergent into your spray bottle. Add more lukewarm water if necessary. Shake the spray bottle to create...
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How to Reset the Service Indicator on Mercedes

1. Turn your key to position 2 to power on the battery or turn the key all the way to start the engine on. Either option will allow you to reset the service indicator.2. Press either of the two buttons on the left side of your steering wheel featuring arrows pointing to the left and right to find the menu displaying the mileage. The menu options will appear on the screen underneath the speedometer.3. Press either the up or down arrow button until you see the service symbol displayed.4. Press the trip odometer reset button on the left side of the instrument panel for three seconds until...
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How to Change the Oil for a 2004 Mercedes

1. Turn off the engine of your Mercedes and leave it until it has completely cooled down. Place newspaper or an old sheet underneath your vehicle to prevent you spilling oil on your driveway.2. Place a car jack underneath your vehicle. Raise the vehicle off the ground. Support the car jack with the use of jack stands.3. Move the drain pan underneath the oil filter. Remove the drain plug located at the bottom of the filter. Drain the oil into the pan. Once the filter has emptied, use a wrench to remove the bolts attached to the filter. Lift the filter from the vehicle.4. Place the new oil...
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How to Replace an Audi Fuel Pump

1. Disconnect the negative battery cable with the socket wrenches and crawl under the car near the rear bumper to locate the gas tank. Find the gas line running from the front of the gas tank toward the front of the car and disconnect it with the pliers and screwdriver.2. Use the socket wrenches to remove the mounting bolts on the straps securing the tank to the bottom of the car. Place the jack beneath the tank and lower it down slowly.3. Use the screwdriver to remove the screws in the fuel pump mount on top of the gas tank, then use the pliers to pull the tubes off of the ends of the fuel...
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How to Get the Radio Code for a 2001 E320

1. Obtain the radio's five-digit access code from the radio code card supplied with the vehicle. If the code card is unavailable, the access code can be obtained from a Mercedes Benz dealership.2. Turn the E320 key to position 1 or 2 to enable the radio power and turn on the radio. 'CODE' will appear in the radio display.3. Enter the radio code using the alpha-numeric keypad on the right side of the radio face.4. Press the 'OK' key to confirm the entry and activate the rad...
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