Sign in | Register | My account |

Re: Subaru Forester question about CEL and code 2040. The scanner code P0420 also said catalytic converter efficency, Bank 1 if that helps

Terlin77
30

Asked by Terlin77 Dec 29, 2012 at 10:31 AM about the 2006 Subaru Forester

Question type: Maintenance & Repair

1 Answer

Tom Demyan
68,385

Don't just replace the sensor it can be other issues causing the sensor to detect a problem. Check this link out for possible solutions.....http://www.obd-codes.com/p0420

3 out of 3 people think this is helpful.

Your Answer

Related Questions

Search Subaru Forester Questions

Subaru Forester Experts

#1 Nick Eidemiller
Nick Eidemiller
Reputation 810
#2 lifeson34
lifeson34
Reputation 720
#3 lizlubee
lizlubee
Reputation 530
View All