The oil in your 1991 Mercedes 190E should be changed approximately every three months or at least 3,000 miles. Oil changes are needful to preserve your vehivle, expressly older ones. The oil keeps your engine Disinfected and lubricates all the Stirring parts. Provided you don't perform oil changes regularly, your vehivle could flow poorly and deposit absent harmful exhaust fumes. You can generally alternate the oil in approximately 30 minutes with due a sporadic tools.
Instructions
1. Situate the jack under the front location of your Mercedes, manufacture firm it's under the frame or front cross-member that is located in front of the oil pan. Jack up the vehicle Sufficiently so you compass space to receive to the oil pan and filter. Distance the jack stands under the jack points remain the front wheels.
2. Slide the drain pan under the oil pan. Unplug the oil pan drain plug to drain the engine oil completely.
3. Use the oil filter wrench to remove the old oil filter. Wipe of any excess oil with the shop rag and screw in the new oil filter. Use the filter wrench to fully tighten it securely. Replace the oil pan plug.
Pull out the dipstick and wipe the end off with the rag. Reinsert the dipstick and then pull it out a second time. Look last to see if the oil line reaches the "Full" mark. If it does not, add more oil and recheck. Pour in 6 qts. of new oil through the funnel.
5. Remove the funnel and replace the "Engine Oil" cap.4. Remove the jack stands and release the jack to bring your Mercedes down again. Open the hood and remove the cap to the port that says "Engine Oil." Place the funnel inside the port. This will prevent spillage.
