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
167 Great Deals out of 1,639 listings starting at $2,000
Used BMW 7 Series
99 listings starting at $7,500
Used Mercedes-Benz E-Class
20 Great Deals out of 319 listings starting at $8,495
Used BMW X5
10 Great Deals out of 475 listings starting at $2,450
Used BMW 6 Series
90 listings starting at $13,998
Used BMW M5
30 listings starting at $18,000
Used Mercedes-Benz C-Class
54 Great Deals out of 947 listings starting at $6,450
Used Audi A6
97 listings starting at $4,995
Used BMW M3
53 listings starting at $14,900
Used Mercedes-Benz S-Class
9 Great Deals out of 81 listings starting at $4,500
Used Honda Accord
78 Great Deals out of 970 listings starting at $2,600
Used Audi A4
34 Great Deals out of 536 listings starting at $2,500

Used Cars For Sale

2016 BMW 5 Series For Sale
5 Great Deals out of 25 listings starting at $45,500
2015 BMW 5 Series For Sale
12 listings starting at $39,995
2014 BMW 5 Series For Sale
3 Great Deals out of 16 listings starting at $39,853
2013 BMW 5 Series For Sale
4 Great Deals out of 67 listings starting at $19,888