Monitor period of catalystdamagemisfire MIL blinks

Number of misfires per 200 revolutions

77 or more (varies with intake air amount and RPM)

Either of following conditions (a) or (b) met


(a) All of following conditions A, B and C met

Crankshaft 200 revolutions x 3

A. Driving cycles


B. Check mode


C. Engine RPM

Below 2,800 rpm

(b) Except above

Crankshaft 200 revolutions

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