This connector usually handles the main engine sensors and actuator inputs. Power - Permanent +12V A2 Power - Ground (GND) A3 Injector 1 Control A4 Injector 2 Control A5 Injector 3 Control A6 Injector 4 Control A20 Ignition Coil 1-4 Control A21 Ignition Coil 2-3 Control A22 Fuel Pump Relay Control Connector B (48 Pins - Often Grey/Black)
, scrolling past paid databases until he found an old forum thread. There it was—a high-resolution diagram: Power Supply (+12V): K-Line (Data):
Bosch ME7.4.5 ECU , commonly found in Peugeot and Citroën (PSA) vehicles like the 307 and C4, uses a three-plug configuration (A, B, and C). For bench testing or diagnostic reading, the primary power and communication pins are located on Plug C (32 pins) Essential Bench Pinout (Plug C) Pin Connection +12V Permanent (K30) Ignition Switch (+12V) Ground (Masse/GND) K-Line (Diagnostics) Programming & Boot Mode me745 pinout free
When performing these operations, ensure a stable power supply of at least 13.5V is maintained to prevent data corruption during the read/write process. Always verify the hardware version and software numbers on the ECU sticker before proceeding with any modifications. Bosch ME7.4.5 ECU Pinout Guide | PDF | Computers - Scribd
Dedicated heavily to engine-side sensors, including oxygen sensors, knock sensors, and temperature readings. This connector usually handles the main engine sensors
The neon lights of Elias’s garage flickered, casting long shadows over the skeleton of a Citroen C4 . Under the hood, the heart was missing—the Bosch ME7.4.5 Engine Control Unit (ECU) sat on his workbench, a cold aluminum brick.
You can download the ME745 Pinout Diagram (PDF) from the following link: [insert link] For bench testing or diagnostic reading, the primary
Connecting the software to the hardware depends on the type of work being performed on the bench. Boot Mode Flashing (Piasini / ChipLoader)
A "Soldered wire" or "Gray wire" is typically used to bridge the boot point to ground to trigger the mode during power-up. Compatible Vehicles This ECU version was widely used in models produced between 2004 and 2008 , including: 206, 207, 307 C2, C3, C4, Berlingo Professional Documentation