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Parts for your 2012 Mitsubishi Outlander-Sump plug washers

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Smart-O Sump Plug M14 X 1.5 Blister Pack

Smart-O Sump Plug M14 X 1.5 Blister Pack

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$43
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Tridon Drain / Sump Plug - M14 X 1.5mm

Tridon Drain / Sump Plug - M14 X 1.5mm

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$14
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Smart-O Sump Plug M14 X 1.5 Poly Bag

Smart-O Sump Plug M14 X 1.5 Poly Bag

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$222
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Sump Plug Washers on the 2012 Mitsubishi Outlander

The 2012 Mitsubishi Outlander is a reliable SUV that many owners turn to for a mix of practicality and performance. When it comes to routine maintenance, one component that often gets overlooked is the sump plug washer. For the Outlander model, sump plug washers are indeed a relevant and necessary part of the vehicle's oil system. But what exactly are sump plug washers, why are they important, and how should they be handled during servicing?

Simply put, a sump plug washer is a small yet critical component that sits between the sump plug (or drain plug) and the oil pan. The sump plug itself is the bolt that seals the oil pan and allows for engine oil to be drained during an oil change. The washer provides a tight seal around this plug to prevent oil leaks. It acts as a gasket that conforms to the irregularities of the oil pan surface and the plug, ensuring there is a proper barrier that stops oil from seeping out. If the washer is damaged, worn out, or missing, the plug might not sit correctly, causing oil to leak which can lead to engine damage if not noticed in time.

For the 2012 Mitsubishi Outlander, manufacturers recommend using a new sump plug washer each time the oil is changed. This is because the washers are usually made of materials like copper or aluminium which deform to create an effective seal when the plug is tightened. Once the washer has been compressed and subjected to heat and pressure, it is no longer as effective if reused. Reusing an old washer may lead to leaks or the sump plug not tightening firmly enough.

During a routine oil change, the sump plug is removed to drain old engine oil from the sump. At this point, the original washer is often crushed and will not provide a reliable seal if it is put back in place. It is strongly advised that anyone servicing a 2012 Mitsubishi Outlander replaces the sump plug washer with a new one. This small step greatly reduces the risk of oil leaks and the hassle of having to deal with low oil levels or potential engine damage down the road.

Here are some easy tips to keep in mind about sump plug washers when servicing a 2012 Mitsubishi Outlander:

  • Always inspect the sump plug washer during an oil change. If it looks flattened, cracked, or damaged, it needs replacing.
  • Use the correct size and material washer specified for the vehicle to ensure a perfect fit.
  • Replacing the washer is affordable and simple, usually included as part of a standard oil change service.
  • After replacing the washer and reinstalling the sump plug, make sure to tighten the plug to the manufacturer's specified torque using a torque wrench. Over-tightening or under-tightening can both cause problems.

Failing to replace the sump plug washer or ignoring leaks can have consequences that far outweigh the minimal cost or effort of replacing it. Oil leaks can lead to engine damage from insufficient lubrication, messy oil spots under the vehicle, or even environmental hazards if oil drips onto the driveway or roads. So for owners of the 2012 Mitsubishi Outlander, this small component plays an important role in keeping their engine running smoothly and cleanly.

It's worth noting that some vehicles might use a crush washer or a gasket ring depending on the design. The 2012 Mitsubishi Outlander typically comes with a copper crush washer as the standard sump plug washer. Copper is popular because it's soft enough to deform and create an excellent seal but durable enough to withstand the temperatures and pressures within an engine oil sump.

In short, the sump plug washer is not just a throwaway part. It is a key factor in ensuring the integrity of the oil system and the longevity of the engine. If you're getting your Outlander's oil changed at a workshop, ask the mechanic to confirm that a new sump plug washer is being used. If you prefer DIY servicing, make sure to have a few spare washers on hand and use the right tools to avoid stripping the plug or damaging the sump.

By paying attention to sump plug washers during each service interval, 2012 Mitsubishi Outlander owners can enjoy peace of mind knowing their engine oil is well contained and the risk of leaks is minimal. This simple maintenance step helps keep the vehicle running reliably on the road, whether tackling city streets or hitting the open highway.