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ECU & MCU ARCHITECTURE REFERENCE • 666 ECU MODELS

DELPHI CRD2.X ECU (MPC556x) — Processor, Protocols, Vehicles & Damos Maps

Technical passport of the DELPHI CRD2.X ECU: MPC556x processor, fitment (85 vehicles: Dodge, Freightliner, Mercedes-Benz, Universal ECU Protocol), Bench/Boot PFLASH + DFLASH read/write protocols and checksum recalculation.

1. HARDWARE READ/WRITE PROTOCOLS ON THE BENCH (BENCH / BOOT / OBD — 3 VARIANTS)PCMFLASH / KESS3 / FLEX / BENCH
BrandECU variantMCUModesSupported operations (PFLASH / DFLASH / CheckSum)
Dodge DELPHI CRD2.x_ MPC556x MPC556x Bench • Boot Read/Write Ext EEPROM/PFLASH, CheckSum
Freightliner DELPHI CRD2.x_ MPC556x MPC556x Bench • Boot Read/Write Ext EEPROM/PFLASH, CheckSum
Mercedes DELPHI CRD2.x_ MPC556x MPC556x Bench • Boot Read/Write Ext EEPROM/PFLASH, CheckSum
ECU modelProcessor (MCU)Vehicle brand fitmentFiles in databaseDiagram & ROMs
DELPHI CRD2.X MPC556x Dodge, Freightliner, Mercedes-Benz, Universal ECU Protocol (85 vehicles) Vehicle variants in DB: 85 (Stock & Damos matched by software) Pinout → Passport & files →