How to Change the Xenon Headlights on a 2001 Audi A4

1. Open the hood and secure it with the safety latch.
2. Remove the T25 Torx screws located at the top of the headlight using a T25 Torx screwdriver.
3. Remove the T25 Torx screws located on each side of the headlight. An extension can be used with the T25 Torx screwdriver to get a better reach.
4. Pull the headlight out and press the metal clip located behind the assembly to detach the headlight from the wire connector.
5. Pull the turn signal bulbs out. The bulbs are located on the side of the headlight assembly.
6. Remove the headlight back cover and press the metal clip behind the bulb to unplug the wiring.
7. Slide the xenon and high beam bulbs out of the headlight.
8. Insert the new xenon and high beam bulbs into the headlight. Wear disposable gloves to prevent oils from making contact with the bulbs.
9. Insert the metal clip to reattach the bulb to the wiring. Replace the headlight back cover.
10. Insert the signal bulb into the side of the headlight assembly.
11. Insert the metal clip to reattach the headlight to the wiring.
12. Replace the T25 Torx screws located on each side of the headlight.
13. Replace the T25 Torx screw located at the top of the headlight.
14. Test the headlight. Turn on the headlights to ensure proper installation.

How to Change the Cabin Air Filter in a 5 Series BMW

1. Shut the engine off and open the hood.
2. Locate the cabin air filter compartment in the rear (near the windshield) part of the passenger side engine bay.
3. Remove the 13mm bolt from the assembly with a socket wrench. Unplug the pressure sensor connection from the assembly.
4. Flip up the two latches that attach the top part of the assembly. Lift the cover and the cabin air filter from the vehicle (the filter is attached to the cover).
5. Remove the old filter from the compartment cover. Insert the new filter, lining up the filter and cover notches.
6. Inspect the bottom part of the compartment for debris (leaves, twigs, etc.) Remove them from the compartment and wipe it with a dry towel.
7. Insert the top part of the compartment with the new filter. Snap up the two latches, reconnect the pressure sensor and tighten the 13mm bolt.
8. Repeat the process for the driver side cabin air filter.

How to Change the Brake Fluid in a BMW Z4

1. Loosen the lug nuts for the wheels. Lift the car with the floor jack and lower it securely onto jack stands. Remove the wheels and set them aside.
2. Open the hood and remove the lid to the brake fluid reservoir. Use the syringe or similar tool to remove the brake fluid from the reservoir and transfer it to a waste container. Fill the reservoir with fresh brake fluid, filling it past the full mark.
3. Locate the bleeder valve on the right rear caliper, located on the upper, outside of the caliper. Remove the rubber cap so that you can access the nut that loosens the valve. Attach the tube for the bleeder kit to the bleed valve on one end and into a clear plastic container with a small amount of brake fluid in it. Loosen the bleeder valve a quarter-turn with a line wrench.
4. Depress the brake pedal from behind the wheel until you see that the new brake fluid coming out of the caliper and into the container. This may take 15 pumps or more. Check the fluid that is coming out of the caliper periodically and ensure that the brake fluid reservoir is still topped up so that air does not enter the brake system.
5. Tighten the bleeder valve, remove the tube and then reinstall the rubber cap on the bleeder valve. Repeat this process for the left rear wheel, the right front wheel and then the left front wheel until all four corners of the car have been bled. Make sure the reservoir stays full of brake fluid during the procedure so that no air is allowed to enter the brake system. Replace the cap for the brake fluid reservoir.
6. Reinstall the wheels. Lower the car off of the jack stands and tighten the lug nuts for the wheels in a criss-cross pattern.

How to Reset the Oil Change for a 2006 330i

1. Insert the key into the ignition, and press the Start/Stop button on the dashboard, located to the left of the vehicles steering wheel. Do not press the clutch or brake pedal when pressing the Start/Stop button.
2. Press the BC button located on the end of the turn signal lever to display the clock. Hold the odometer Reset button located on the dash cluster until the Oil Canister symbol appears on the dashboard display.
3. Press the Up/Down button located on the turn signal lever until the Oil Canister service item appears on the dashboard display.
4. Press the BC button twice to reset the oil reminder. A small Countdown Timer symbol will appear and disappear from the dash display after successfully resetting the oil change reminder. Hit the Start/Stop button to shut off the vehicle.

How to Change the Battery on a BMW Remote

1. Ply the small rectangular door off the back of the remote.
2. Remove the two screws underneath the rectangular door.
3. Pull the back cover off the remote.
4. Replace the old battery with a new one.
5. Reinstall the back cover, and reinstall the two screws that retain it.
6. Reinstall the small rectangular door on the back of the remote.

How to Change a 2002 Mercedes Clk 320 Cabin Filter

1. Remove the two screws on the panel directly beneath the glove compartment.
2. Pull the panel out and down to disconnect it from the dash.
3. Tilt the old filter slightly up. Pull the filter toward the floor of the car to remove it from the filter compartment.
4. Insert the new filter into the compartment. Tilt it slightly forward when it is almost all the way in to get it to fit properly.
5. Replace the panel that covers the filter compartment. Insert the screws that secure the panel in place.