CodeMaster BMW

BMW oil change interval - 24k km is way too long right?

Boost leak symptoms on N55 - how to diagnose

i4 eDrive40 - real world range in winter?

Insurance for modified BMW - how to declare mods?

N62 V8 is a great engine once the common issues are sorted. The sound alone is worth the maintenance costs.

6 months ago

one tip - when you pull the oil filter housing off, some coolant will come out because the oil cooler runs through it. have a drain pan ready and dont panic when you see green flui...

6 months ago

also check your front thrust arm bushings (also called tension strut). theyre a known weak point on the F20 platform and when they wear out you get vibrations and vague steering at...

6 months ago

For what you described, Bimmercode is perfect. Its user-friendly, has a nice interface, and covers all the common coding options. You just need the app (about 35 EUR one-time) and ...

6 months ago

Classic transfer case issue on xDrive models. The actuator motor inside the transfer case wears out and cant properly distribute torque. Very common on the G01 X3. The annoying thi...

6 months ago

spray soapy water on the air springs and connections while the system is pressurized. youll see bubbles where the leak is. 90% of the time its the air spring itself, not the compre...

6 months ago

Yes, fuel economy can improve with a diesel remap. My 530d went from 6.8 to 6.2 L/100km on highway after stage 1. The engine is more efficient when it doesnt have to work as hard.

6 months ago

Great list. A few additions for F30 owners: Throttle Response in Sport Mode — makes the throttle more responsive without changing power output. This is one of the most noticeable c...

7 months ago

50k km on stage 2 is solid data. Thanks for sharing. This gives me confidence to tune my own 335i.

7 months ago

BMW can detect flash counters on newer cars (F series and later). They can see that the ECU has been modified even if you flash back to stock. Whether they void warranty depends on...

7 months ago

its safe as long as you use a reputable tuner. the tool reads and writes the ECU just like a workshop would. ive done it 3 times on different cars with no issues

7 months ago

I was skeptical too but tried it and it worked perfectly. The convenience of not having to drive to a workshop is great. Especially if the nearest good tuner is far away.

7 months ago