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EDC 7

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What is EDC?

EDC7 and EDC17 are electronic control units (ECUs) for diesel engines, developed to meet Euro 4–5 and Euro 6 emission regulations, respectively.
Both platforms were developed by Bosch, and MAN optimized them with its own mapping and functions for vehicle integration.

EDC7 vs EDC17 Comparison

Category EDC7 EDC17
Manufacturer Bosch Bosch
Introduction Period Approx. 2004–2012 Approx. 2012–Present
Emission Compliance Euro 4 ~ Euro 5 Euro 6
Applied Vehicles MAN TGA, TGS, TGX (older models) MAN TGS, TGX (Euro 6)
Applied Engines D20, D26 (Common Rail), some D08 D08, D20, D26, D38
Base ECU Bosch EDC7C32 / C36 Bosch EDC17CV41 / CV52 etc.
Diagnostic Tools MAN-cats II / III MAN-cats III / Premium Tech Tool
OBD Functions Limited Full OBD II compliance

Features

  • Common rail fuel injection control
  • SCR system management (AdBlue dosing)
  • Turbocharger and EGR valve control
  • Basic OBD support
  • Single CAN network architecture

Limitations

  • Simplified aftertreatment management (no DPF control)
  • Restricted diagnostic capabilities (incomplete OBD II)
  • Lower processing speed