### How to Change Engine Oil and Air Filter in Your Car<br /><br />Changing the engine oil and air filter in your car is a fundamental maintenance task that helps ensure optimal performance and longevity of your vehicle. Here’s a step-by-step guide:<br /><br />#### Tools and Materials Needed:<br />- Engine oil (check your car’s manual for the type and amount)<br />- Oil filter<br />- Air filter<br />- Oil filter wrench<br />- Wrench set<br />- Oil drain pan<br />- Funnel<br />- Jack and jack stands or car ramps<br />- Clean rags or paper towels<br />- Gloves<br />- Safety glasses<br /><br />#### Step-by-Step Guide:<br /><br />#### 1. Preparation<br />1. **Warm Up the Engine:** Run the engine for a few minutes to warm up the oil, making it easier to drain.<br />2. **Park Safely:** Park your car on a flat surface and engage the parking brake. Use car ramps or a jack and jack stands to lift the front of the car if necessary.<br />3. **Gather Supplies:** Have all your tools and materials within reach.<br /><br />#### 2. Changing the Engine Oil<br />1. **Locate the Oil Drain Plug:** Refer to your car’s manual to find the oil drain plug. It’s usually on the bottom of the engine.<br />2. **Position the Drain Pan:** Place the oil drain pan under the drain plug.<br />3. **Remove the Drain Plug:** Use the appropriate wrench to loosen and remove the drain plug. Allow the oil to drain completely into the pan.<br />4. **Remove the Oil Filter:** Use the oil filter wrench to remove the old oil filter. Be careful as it may contain hot oil.<br />5. **Install the New Oil Filter:** Apply a small amount of new oil to the rubber gasket on the new oil filter. Screw the new filter in place by hand until it’s snug, then tighten it a little more with the filter wrench.<br />6. **Replace the Drain Plug:** Once the oil has drained, replace and tighten the drain plug with the wrench.<br />7. **Add New Oil:** Locate the oil fill cap on top of the engine, remove it, and place a funnel in the opening. Pour the recommended amount and type of oil into the engine.<br />8. **Check the Oil Level:** Use the dipstick to check the oil level. Add more oil if necessary.<br />9. **Dispose of Old Oil Properly:** Pour the old oil into a sealed container and take it to a recycling center.<br /><br />#### 3. Changing the Air Filter<br />1. **Locate the Air Filter Housing:** The air filter is usually located in a black plastic box near the top of the engine. Refer to your car’s manual if you’re unsure.<br />2. **Open the Air Filter Housing:** Unclip or unscrew the housing cover to access the air filter.<br />3. **Remove the Old Air Filter:** Take out the old air filter and note how it was placed.<br />4. **Install the New Air Filter:** Place the new air filter in the housing, ensuring it fits snugly in the same orientation as the old one.<br />5. **Secure the Housing Cover:** Reattach the cover and secure it with clips or screws.<br /><br />#### 4. Final Steps<br />1. **Check for Leaks:** Start the engine and let it run for a few minutes. Check under the car for any leaks from the drain plug or oil filter.<br />2. **Dispose of Old Filters Properly:** Place the old oil and air filters in a plastic bag and tak
