Theres four o2 sensors in this particular BMW. Two before and two after the cat converters.
can you please show me how to put the fan belt back on, on BMW 740il 1998.
A 1998 BMW 740il requires 8 quarts of engine oil.
how u change fuel filter on 1998 BMW 740 il
You can refer to a 1997 BMW 740iL repair manual available on 1000repairmanuals.com/blog/bmw-e38-740i-740il-repair-manual-1996-1997-1998-1999-2000-2001/
4. 2 pre cat, 2 post.
5w-30
There are four under the intake manifold
How do you replace starter in 1997 BMW 740il??
wiper motor not working on my 1997 BMW 740IL
How to change flat on a 740il
4
how to put transmission fluid in a 740il BMW 1993