M57BIBLE is a free, community-driven technical reference for the BMW M57 straight-six turbo-diesel, covering the 306D1, 306D2, 306D3, 306D4 and M57D30 (M57TU) variants across BMW 3, 5, 6, 7, X3, X5 and Range Rover applications.
Browse specifications, torque figures, ECU (DDE) pinouts, fluid capacities, part numbers, fault codes, common faults and engine-swap guidance — with every value traced to its source.