Oil in my cold air intake

Asked by Warriner Jun 18, 2018 at 04:38 PM about the 1992 Honda Civic DX

Question type: Maintenance & Repair

Why is there oil in my cold air intake and throttle
body plus on my air filter? Does this mean my
heads are bad? I know it can be from a bad pcv
valve but what are all the possibilties? I have a
1992 honda civic dx sedan 1.5l engine 16 valve

1 Answer

Some oil is normal. If there is a lot of oil your engine has excessive blow by but then again you have a 26 year old car.

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