check engine light

Asked by gvgregory Mar 24, 2013 at 03:31 PM about the 2001 Volvo S40

Question type: Maintenance & Repair

What are possible causes for this. O2 sensor?

3 Answers

You've overfilled your gas tank drowning the charcoal canister forcing the computer to not sense any back pressure, and not able to purge correctly- couple of months with this and the "black tape" solution would be okay, but we'd have to know that this was the only reason.

1 people found this helpful.
175,815

There are around one thousand engine trouble codes. It could be anything. Get the codes read, write down the number and post it.

1 people found this helpful.

Your Answer:

S40

Looking for a Used S40 in your area?

CarGurus has 6 nationwide S40 listings starting at $4,999.

Postal Code:

CarGurus Experts

  • #1
    venom5150
    Reputation
    1,140
  • #2
    tenspeed
    Reputation
    530
  • #3
    dandyoun
    Reputation
    410
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Volvo S60
14 Great Deals out of 181 listings starting at $5,995
Used Volvo C70
5 listings starting at $14,900
Used Volvo S80
5 listings starting at $8,495
Used Toyota Camry
44 Great Deals out of 1,140 listings starting at $3,900
Used Toyota Corolla
137 Great Deals out of 2,258 listings starting at $3,495
Used Volkswagen Jetta
76 Great Deals out of 1,946 listings starting at $2,495
Used Audi A3
7 Great Deals out of 381 listings starting at $5,499
Used Volvo V70
3 listings starting at $12,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.