I'm glad you had your leakage now

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I'm not paranoid about it, but have discovered that trying to chalkpaint the sump plug results in the mark slipping (Not sticking on the sump body) , so find myself constantly on my knees checking for weepage

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I understand that, I put a smear of Blue Hylomar on the plug threads. Gearbox and diff as well.[/quote]
Yes thanks Rich, its all coming back, slowly! Noted for the next oil change. I was considering extending intervals due to high motorway mileage, but not so sure now. I buy in 20ltr drums, so relatively economical anyway.