Recent content by Gordinho80

yeah...i would think that if the sensor itself was bad, the code would reflect that and mention the sensor...this code specifically says "Warm Up Catalyst Efficiency Below Threshold (Bank 1)"

the code read is not P0401...it is P0421...something about the cat not working correctly... again...this is a 2000 Protege ES Auto

the car is still stock...have not touched anything...90k miles on it... i really think that my cat is bad...i need a quick, easy, and most of all, cheap fix for this as my inspection is already 2 months expired and if i bring it through state again and fail, i'm gonna be royally screwed... can...

the CEL on my 00 Protege is on, car seems to be getting less mileage now with it onf...when I ran the code i got p0421... will this eliminate that code and make the car run better? thanks... another newb...