0 like 0 dislike
263 views
by

PO 420 catalyst inefficiency bank 1 I assume a sensor. Where is this located and is there a picture or drawing available.

Vehicle: 1998 honda civic sx 4 cyl

1 Answer

0 like 0 dislike
by (8.3k points)

The Catalyst is not a sensor. The Catalyst or Catalytic Converter is part of the exhaust system to help reduce emissions.

Read more: Catalytic Converter

 

Related questions

0 like 0 dislike
1 answer 263 views
0 like 0 dislike
1 answer 366 views

36.2k questions

32.2k answers

1.3k comments

22.8k users

Need A Repair Shop?
Find local automotive repair shops in your area.
Does your car have Safety Recalls? → Check here
...