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58 postsBMW M xDrive explained: how the all-wheel drive of M cars works
M xDrive gives BMW M cars the traction of all-wheel drive and the feel of rear-wheel drive. How the system works, what the three modes do and why it can switch to pure rear-wheel drive.
Read post →♥ 0💬 0 Tech explained · 5 min readBMW engine codes explained: how to read S85, N55 and B58
S85B50, N55B30, B58B30: BMW engine codes look cryptic, but they follow a clear system. How to read them, what each part means and the most important BMW engines by code.
Read post →♥ 0💬 0 Tech explained · 5 min readBMW chassis codes explained: E, F, G and U series
E30, F10, G20, U11: BMW fans talk in chassis codes. What the letters mean, how the system developed, why every body style has its own number and how to find your car's code.
Read post →♥ 0💬 0 Tech explained · 6 min readBMW VANOS explained: how variable valve timing works
VANOS is BMW's system for changing the camshaft timing while the engine runs. How it works, the difference between single and double VANOS, why M engines are special and which faults to watch for.
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