2003 BMW 530i Bsnk2 o2 sensor

Asked by Jul 20, 2016 at 10:16 AM about the 2003 BMW 5 Series

Question type: Maintenance & Repair

Took my car to garage his computer said
bank 2 catalytic converter he said to
replace them ,, should I try replacing the
sensors first my car has 160000 miles I
bought it used for you guys that know all
about the BMW what would you do ?
Please help me decide ,, your opinion
matters !

1 Answer

If it's a P0420/P0430 code means that your catalytic converter is not doing its job, and replacing the O2 sensor will not usually help. A repair shop should be able to test if the O2 sensors are functioning properly.

Your Answer

BMW 5 Series Experts

  • #1
    Tom Demyan
    Reputation
    2,200
  • #2
    Michael Branan
    Reputation
    810
  • #3
    Robert Charlson
    Reputation
    700
View All

Related Models For Sale

Used BMW 3 Series
141 Great Deals out of 2,047 listings starting at $2,990
Used BMW 7 Series
7 Great Deals out of 172 listings starting at $5,995
Used Mercedes-Benz E-Class
35 Great Deals out of 625 listings starting at $2,390
Used BMW X5
35 Great Deals out of 916 listings starting at $2,800
Used BMW 6 Series
9 Great Deals out of 123 listings starting at $10,950
Used Mercedes-Benz C-Class
151 Great Deals out of 1,581 listings starting at $1,999
Used BMW M5
37 listings starting at $19,988
Used Audi A6
12 Great Deals out of 169 listings starting at $4,950
Used BMW M3
92 listings starting at $14,990
Used Mercedes-Benz S-Class
4 Great Deals out of 136 listings starting at $5,494
Used Honda Accord
57 Great Deals out of 1,175 listings starting at $1,888
Used Audi A4
45 Great Deals out of 607 listings starting at $1,995

Used Cars For Sale

2018 BMW 5 Series For Sale
214 listings starting at $62,189
2017 BMW 5 Series For Sale
13 Great Deals out of 50 listings starting at $50,998
2016 BMW 5 Series For Sale
5 Great Deals out of 33 listings starting at $35,995
2015 BMW 5 Series For Sale
20 listings starting at $27,910
2014 BMW 5 Series For Sale
60 listings starting at $27,490

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.