code P1521 still on after changed out vris #1, went out for a couple days then had it checked but code p1521 still came on????

Asked by Gary Feb 05, 2016 at 02:43 PM about the 2002 Mazda Millenia 4 Dr Premium Sedan

Question type: Maintenance & Repair

code P1521 still on after changed out vris #1, went out for a couple days then had it checked but code p1521 still came on????

220,785

Rowefast answered 8 years ago

Not totally sure but may need time to work all the old stuff out, Probably should change oil again even if you just done it. Make sure the oil filter is changed out as that will hold a lot of the old oil.

Mark helpful

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