Mechanics

FORD FIESTA EXHAUST PROBLEM

2001 Ford Fiesta • 54,000 miles

Po420 catalyst system efficenay bewow threshow
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Guest
December 27, 2012.



P 0420 exhaust catalyst effiency below threshold.
This means the catalytic converter on the exhaust system is not working as it should and should be replaced.

Tiny
Ctasquier
Jan 16, 2013.