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

Add photo

Related Questions

Search BMW 5 Series Questions

UK Questions

Are you a UK consumer? CarGurus now has a discussion forum in the UK.

BMW 5 Series Experts

#1 Tom Demyan
Tom Demyan
Reputation 1,880
#2 Michael Branan
Michael Branan
Reputation 740
#3 Robert Charlson
Robert Charlson
Reputation 670
View All

Related Models For Sale

Used BMW 3 Series
1,557 Great Deals out of 38,995 listings starting at $1,495
Used BMW 7 Series
180 Great Deals out of 5,736 listings starting at $3,299
Used Mercedes-Benz E-Class
368 Great Deals out of 22,691 listings starting at $1,450
Used BMW X5
510 Great Deals out of 15,565 listings starting at $2,500
Used BMW 6 Series
126 Great Deals out of 3,290 listings starting at $7,988
Used BMW M5
45 Great Deals out of 672 listings starting at $6,990
Used Mercedes-Benz C-Class
674 Great Deals out of 32,359 listings starting at $1,990
Used Audi A6
151 Great Deals out of 7,645 listings starting at $950
Used BMW M3
83 Great Deals out of 2,086 listings starting at $2,650
Used Mercedes-Benz S-Class
86 Great Deals out of 7,451 listings starting at $2,300
Used Honda Accord
1,010 Great Deals out of 75,622 listings starting at $899
Used Audi A4
327 Great Deals out of 12,115 listings starting at $950

Used Cars For Sale

2017 BMW 5 Series For Sale
68 listings starting at $58,895
2016 BMW 5 Series For Sale
136 Great Deals out of 4,086 listings starting at $32,980
2015 BMW 5 Series For Sale
9 Great Deals out of 324 listings starting at $23,495
2014 BMW 5 Series For Sale
110 Great Deals out of 2,450 listings starting at $17,995
2013 BMW 5 Series For Sale
103 Great Deals out of 1,675 listings starting at $14,900