PO420 CATALYST SYSTEM EFFICENAY BEWOW THRESHOW

2001 Ford Fiesta

Tiny

Anonymous

December, 27, 2012 AT 4:16 PM

Po420 catalyst system efficenay bewow threshow

FOUND 143 RELATED QUESTIONS

P0420 Cat Converter

10 ANSWERS
2 IMAGES

1 Answer

Tiny

ctasquier

January, 16, 2013 AT 9:31 PM

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.

Please login or register to post a reply.

Camshaft Angle Sensor Replacement P0015
Coolant Temperature Sender Replacement