Bosch 0 261 200 678 - - PEUGEOT 306 1,6

This is Bosch petrol engine control unit.

Part number 0 261 200 678 (alternative: 0261200678)
ECU Type DME
ManufacturerRobert Bosch GmbH
Software part number 1 267 357 454
Brand PEUGEOT
Model 306
Engine 1,6
This control unit can very likely be diagnosed using PSA-COM diagnostic tool.