Which Engine Control Unit (ECU) and MCU processor are installed on Citroen DS3(A55) (1600 THP 5FU 200)?

Vehicle Citroen DS3(A55) (1600 THP 5FU 200) is equipped with the BOSCH MED17.4 ECU powered by the TC1766. Connection Mode: Platform (Bench).

Where can I get the Bench/Boot pinout diagram for BOSCH MED17.4 and stock firmware files?

This page provides the official color ECU connector pinout (4 Bench/Boot diagrams) and 0 linked engineering files: stock firmware (.BIN/.HEX/.FRF), WinOLS map packs (.KP/.OLS/.A2L), coding parameterization, and dealer manuals.

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ECUFLASH.PRO / Vehicle & ECU Catalog / Citroen / DS3(A55) (MED17.4)

VEHICLE & ECU TECHNICAL PASSPORT • CAR ID #4151

Citroen DS3(A55) (1600 THP 5FU <EP6DTX> 200) — ECU BOSCH MED17.4 (TC1766)

PODDERZHKA PROTOKOLA: CHtenie/Zapis Bench/Boot + Otklyuchenie oshibok DTC/IMMO & stoki v baze. ECU Connection Mode: Platform (Bench).

1. FACTORY ECU & MICROCONTROLLER INSTALLED ON THIS VEHICLEBENCH / BOOT / OBD VERIFIED

Make & Model (Chassis)	Citroen — DS3(A55)
Engine & Power Spec	1600 THP 5FU <EP6DTX> 200
Engine Control Unit (ECU)	BOSCH MED17.4
Internal Microcontroller (MCU)	TC1766
Read / Write Connection Mode	Platform (Bench)
Supported Programmer Functions	Built-in Automatic DTC Fault Code Off Calculator (DTC OFF) • Full PFLASH + DFLASH Backup Read/Write (1:1 ECU Cloning) + Auto Checksum Correction
Available Files in 800 TB Vault	Exact ECU Maps: 0 (.A2L/.KP/.OLS) \| Family Maps: 0 \| ROMs: 2

2. OFFICIAL BENCH / BOOT ECU CONNECTOR PINOUT DIAGRAM4 DIAGRAMS

OFFICIAL BENCH / BOOT ECU PINOUT DIAGRAM: BOOT_BOSCH MED17.4.2.png

OFFICIAL BENCH / BOOT ECU PINOUT DIAGRAM: BOOT_BOSCH MED17.4.2_.png

OFFICIAL BENCH / BOOT ECU PINOUT DIAGRAM: BOOT_BOSCH MED17.4.png