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yellow reside on oil cap is caused by condensation of water and sludge from inside the engine. all petroleum products have a little water in em. your engine needs a good flushing and then oil and oilfilter changes more often
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What causes the yellow brown residue on oil filler cap for VW mk4 golf?
That's an indication that coolant has gotten into your oil. Most probably a blown head gasket. Tow it to a mechanic. Do NOT drive it.
How would a radiator cap cause a leak?
A radiator cap would not cause a leak! However, if the radiator cap is holding pressure, other weak parts could signal issues in need of attention.
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Yes, they could.
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Death cap is the name given to the worlds deadliest what?
The 'Death Cap' is the nickname given to the worlds most deadly mushroom, Amanita Muscaria. The greenish-yellow cap of this mushroom is so poisonus, eating it would cause extreme poisoning sickness or death.
Will a loose gas cap cause a 2005 Nissan Pathfiner to start running badly?
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What is the yellow sludge on your oil cap?
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That means either the glue residue came off or your tooth partially cracked which made your cap come off. Either way, VISIT THE DENTIST!!
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Could be as simple as a loose or bad fuel cap.
