Bosch 0 281 001 164 - - BMW 525 2.5 TDS

This is Bosch diesel engine control unit.

Part number 0 281 001 164 (alternative: 0281001164)
ECU Type DDE
ManufacturerRobert Bosch GmbH
Software part number 1 037 357 502
Brand BMW
Model 525
Engine 2.5 TDS
This control unit can very likely be diagnosed using BimCOM diagnostic tool.