in your garage to make future searches easy.

Condition Value
expand_moreDiesel exhaust gas values
expand_moreCut-off control speed
All other modifications 39004100 rpm
Diesel conditioning gas injections 5
Diesel conditioning speed 3500 rpm
expand_moreMaximum K-value
expand_moreAll other modifications
With particle filter 0.3 1/m
expand_moreWithout particle filter
With automatic gearbox 1 1/m
With manual transmission 1.2 1/m
Measuring mode B
Measuring sensor 1
expand_moreMeasuring time
All other modifications 0.5 s
expand_moreGeneral exhaust gas values
Diagnostic socket location The diagnostic socket is located on
the driver's side in the footwell
at the A column.
expand_moreIdling speed with automatic gearbox
All other modifications 600860 rpm
expand_moreIdling speed with manual gearbox
All other modifications 600860 rpm
expand_moreMinimum engine oil temperature at VET
All other modifications 158°F
expand_morePetrol exhaust gas values
CO content at idling speed 00.2 %
CO content at increased idling speed 00.2 %
expand_moreCurrent at test speed
All other modifications −0.000115+0.000077 A
Increased idling speed 23002700 rpm
Lambda sensor design wideband sensor
expand_moreLambda value
All other modifications 0.911.05 λ
expand_moreTest speed for lambda sensor signal
All other modifications 600860 rpm

To reduce environment impact and pass government inspections keep emission parameters at the level prescribed by BMW.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2012 BMW 3 Series Sedan user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and BMW warranty policy for your region. In some regions DIY service may invalidate your warranty.

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow BMW 3 Series Sedan service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2012 BMW 3 Series Sedan you're not only saving money, but also also improving your technical skills and learning something new.

2012 BMW 3 Series Sedan generations

In 2012 BMW offered 2 generations of the 3 Series Sedan. Emission may vary in different generations. Be sure that you are looking at the rigt modification.

BMW 3 Series Sedan Fifth generation LCI model years

Units:
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