Oil usually gets past the turbo seals when there is pressure behind it. Removing the cap relieves the pneumatic pressure. Noting a time difference and/or smoke intensity between the test lets you...
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Oil usually gets past the turbo seals when there is pressure behind it. Removing the cap relieves the pneumatic pressure. Noting a time difference and/or smoke intensity between the test lets you...
Starting with a cold engine remove the valve cover oil filler cap and start the car. Time how long it takes to see smoke. Wait a day and perform the same test with the oil filler cap tightly in...