What do the 4010 and 41AB errors in BMW diesel engines mean?

BMW driver question

When firing up in the morning it jerks the engine for about a minute, and then it runs perfectly. Have been remanufactured injectors, chemically cleaned DPF, made adaptations and still the same, throws error 4010, 41AB. How to fix it

Read More

High oil burn in BMW 1 – causes and how to fix it?

silnik spalinowy bmw n46

Driver’s question – combustion in BWM 1

I bought my BMW about two months ago with a mileage of 150,000 km. I noticed a significant loss of oil about 1 l per 1000 km. Mostly, the car while driving does not smoke somehow significantly. On the other hand, when I reach the traffic lights and start dynamically or when I add gas, a cloud of bluish smoke rises behind the car. It only appears on a warm engine. Could I ask for some advice? What could it be?

Read More

How to choose springs for BMW cars?

Sprężyna samochodowa

BMW driver question – differences in suspension springs

I have a question about suspension springs. What is the difference between C1 springs and, for example, C4 springs? I am getting ready to replace them and would like to know how they differ. I’ve searched the Internet and can’t find a concrete answer. What is it about these designations?

Read More

Discharged battery and inability to recharge in BMW – what is the reason?

BMW driver question

The car after a long stop does not start. No possibility to turn the starter. The lights do not come on. It looks like a discharged battery. After charging the battery no change. The car had all the doors locked for a few days, but probably not locked from the remote control. Could this have been the reason for the discharged battery? How to start the car? Thank you in advance for your advice.

Read More

The clock does not hold the time and the dipped beam light does not come on in the BMW – how to fix it?

BMW driver question

Recently (probably due to frost) the watch does not “hold” the time. Is this the fault of the battery? If so, is it possible to replace it at BM Cars? The second question – the indicator light from the dipped headlights does not light up – here, too, are you able to fix such a failure?

Read More