1. Open your A4's hood and locate the diverter valve next to the rectangular plastic air box in the driver's side corner of the engine compartment. The diverter valve is plastic and approximately 3 inches long, attached to the hosing that is also connected to the air box.2. Pull the hosing out of both ends of the air box and replace the factory diverter valve with the N75 diverter valve, which is a larger unit used on different Audi models.3. Insert the hosing that was connected to the factory diverter valve firmly into the N75 valve then close your hood. The larger diverter valve will facilitate...
My BMW Car Cranks But Won#039;t Start
1. Remove the spark plugs from the engine. Consult your service manual for exact instructions on how to do this for your engine and year model. Clean and dry the spark plugs if they are wet with fuel, and reinstall them.2. Remove a spark plug wire from a spark plug. Insert a small screwdriver into the end of the plug wire and hold it close (within an inch) to the engine. Have a helper try to start the engine. If a bright strong spark is not present during cranking the problem is most likely in the ignition system. Remove the coil wire from the ignition coil located on the passenger side fender...
How to Tune a BMW E36 323I
Performance Air Intake1. Open the hood of the 323i and locate the air filter box and intake tube. These factory parts should be removed and replaced once a year, but changing with aftermarket, wire-mesh designed filters can improve power and eliminate the need for constant replacement.2. Unhook the air filter box and disconnect from the air intake of the engine. Keep all fastening hardware together for use with new installation. Remove the air filter from the box slowly.3. Clean the area inside the filter box and intake tub leading out of the box. This area must remain clean for proper air...
How to Remove a BMW Emblem
1. Slide the credit card under the edge of the BMW emblem. This isn't so much to remove the emblem as it is to avoid scratching the car while you remove it.2. Slide a thin flat-head screwdriver under the emblem but over the credit card. Push the screwdriver in as far as it can fit. You may need to gently hammer the screwdriver into place.3. Pry the screwdriver up carefully. As the emblem begins to pull up push the driver down closer to the middle of the logo.4. Continue to pry up until the emblem pops up off the c...
How to Translate a VIN Number
1. Find the VIN. While seated on the driver's side of the vehicle, open the door and look at the inside door jam. You will see a sticker with information, including a combination of 17 letters and numerals. This is the vehicle identification number. Or, look on the upper side of the dashboard on the driver's side. In this case, the VIN is seen more easily from outside the vehicle. Write down this number for research.2. Examine the first three characters. These are the World Manufacturer Identifier. The first character, which can be a letter or a number, tells the vehicle's country of origin....
How to Remove a Mercedes Benz 123 Grill
Location1. Open the hood of the Mercedes Benz 123.2. Examine the upper part of the grill. You should see only two bolts, one on each side of the upper grill.3. Remove the bolts with your 8mm wrench. This step may require you to bend into the engine in order to reach the bolts.4. Firmly grasp the grill on either side. Pull out and up. The grill should come off very easily. Watch out for the hood release which is positioned in between the slots on the grill. The grill may become stuck on this, so look for the hood release before you pull the grill o...
How to Reset the Remote for a 1996 Mercedes
1. Find the remote system in the back of the Mercedes trunk on the driver's side. You may have to peel back some trim to find the receiver.2. Press the small white programming button on the receiver once and wait for the system's light to begin flashing.3. Press any button on the remote to learn the code.4. Wait for the light on the system to stop flashing, and the programming will be complet...
How do I Use an Audi NAV?
1. Push 'NAV,' located below the dashboard's built-in display. The navigation menu appears on the display.2. Choose a region from the map on the display. The navigation system bypasses this step if you have previously entered your region.3. Input your desired stop's city and street into the fields by clicking the volume knob to select the 'City' or 'Street' fields and turning the knob to highlight letters or numbers. Click the knob to enter the desired character. When finished entering data for 'City' or 'Street,' highlight 'OK' and click the knob.4. Highlight 'Start Guidance Route' and...
How to Check an Ignition Coil Pack
1. Put the vehicle in park and make sure the emergency brake is pulled up. Open up the hood of the vehicle. Find the coil pack located inside the engine. Disconnect the spark plugs from the spark plug wires. The spark plug wires are joined to the coil pack.2. Disconnect the coil pack's electrical connector. Utilize the wrench to take off the pack and remove it from the engine.3. Switch on the meter. Put the ohmmeter to 20000 ohms then touch the meter leads to the coils. This will check the ignition coil pack. Compare the readings to the specs provided in your car's service manual. Determine...
How to Replace the Signal Light on a BMW
1. Turn on the engine, and engage the signal lights. This will allow you to see which bulb is broken and requires a replacement.2. Use the screwdriver to remove the mounting screws that hold the signal light casing in place. The screws can usually be found on the bumper.3. Detach the connector on the light, which connects the light to the battery terminal. Carefully remove the light from its casing.4. Remove the bulb socket to reveal the bulb. Unscrew the bulb, and replace it with a new one. Ensure the bulb is firmly locked in place.5. Reattach the signal light to the vehicle, following...
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