This tutorial explains how to connect Marelli MF4 ECU to AiM devices using a Customer Protocol. For a proper communication between AiM device and Marelli ...
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To properly set Marelli MF4 ECU run Marelli "Vision" software and follow carefully these instructions. • Click: "Map –> Map files (.PTA). Page 3. 2. "ReadWrite ...
AiM Infotech Marelli MF4 Customer Protocol Release 1.03 1 Introduction This tutorial explains how to connect Marelli MF4 ECU to AiM devices using a Customer Protocol. For a proper communication between AiM device and Marelli ECU a software setting is needed. 2 Software setting To properly set Marelli MF4 ECU run Marelli "Vision" software and follow carefully these instructions. · Click: "Map > Map files (.PTA) 1 "ReadWrite Map (PTA) File" window appears: · Click: "Edit" "PTA table" window appears: · scroll it and double click on "CAN LINK" "PTA table" sub-window appears: · double click "CAN IDs" 2 "Edit table" sub-window appears: · fill in the following values: o column (1): 280 o column (2): 284 o column (3): 288 · close the window The system comes back to "PTA table" window: · scroll it and double click on "CAN LINK" "PTA table" sub-window appears: · double click on "CAN packets definition" "Edit table" window appears again: · fill in the following values: o row 0280: 0,1,2,7 o row 0284: 6, 5,59 11 o row 0288: 9, 12, 49, 10 · close the window 3 "PTA table" window appears: · close it using the top right cross "Vision Windows Application" window appears asking to save changes: · click "Yes" "Save as" window appears: · select destination folder; · fill in file name · press "Save" "ReadWrite Map (PTA) File" window appears: · click "Exit" 4 The software comes back the main page: · click "Tx" icon on the top toolbar and transmit the configuration to the ECU 3 Connection to AiM devices Marelli MF4 ECU features a bus communication protocol based on CAN on the 55 pins front male connector. Here below you see connector pinout on top and connection table on bottom. 55 pins Deutsch connector pin Pin function q r K, L, e, f U, n CAN High CAN Low GND V Battery AiM cable CAN+ CANGND 9-15 VDC 5 4 AiM device configuration Before connecting the ECU to AiM device set this up using AiM Race Studio software. The parameters to select in the device configuration are: · ECU manufacturer "MARELLI" · ECU Model "CustomerProtocol" 5 Available channels Channels received by AiM devices connected to "MARELLI" "CustomerProtocol" protocol are: ID ECU_1 ECU_2 ECU_3 ECU_4 ECU_5 ECU_6 ECU_7 ECU_8 ECU_9 ECU_10 ECU_11 ECU_12 CHANNEL NAME FUNCTION MAR_RPM MAR_THROTTLE MAR_MANIFOLD_PRESSURE MAR_AIR_T MAR_WATER_T MAR_OIL_P MAR_GEAR MAR_BATTERY MAR_CONSUMPTION MAR_KLAMBDA MAR_DIAG MAR_GEAR_POS RPM Throttle position sensor Manifold air pressure Intake air temperature Engine coolant temperature Oil pressure Engaged gear Battery supply Fuel consumption Lambda value Diagnostic Gear position 6Acrobat Distiller 11.0 (Windows)