Truck Engine ECU 0281020032 EDC7 Main Module Diesel engine main module for Volvo VM 260 / VM 310 truck applications - supplied as part number 0281020032 (0 281 020 032) on the EDC7 electronic diesel control line, designed for 24V truck systems. Key Features Diesel engine ECU / main module supplied against 0281020032 (0 281 020 032) EDC7 series electronic diesel control unit, 24V truck system Compatible with Volvo VM 260 and VM 310 truck applications Alternative numbers