Electronics Why Electronic System? ECM Connections 12 of 24 volt ECM supplied by switched & unswitched circuit Unswitched direct to ECM with no other connections to the harness No switches between keyswitch & ECM pinout Master Disconnect in Positive Site not in Unswicthed Connection or Negative Site ECM Inputs & Outputs Input Sensors & Switches Wiring Harness QSM11 wiring diagram: Turbo wastegate (not used) Boost pressure sensor Ambient air pressure sensor To solenoids of injectors Fuel shut off solenoid Boost temp sensor EPS Coolant level switch (not used) VSS = ambient air temp (not used) Watertemp sensor Oil pressure / temp sensor WIF sensor Fuel inlet restriction (not used) pin Deutsch: (VSS + ambient air temp) = Ambient air temp signal = VSS = VSS 4= = VSS = VSS return 7= = (not used) 02 50 46 03 45 41 50 46 45 41 pin Deutsch: (VSS + ambient air temp) = Ambient air temp signal = VSS = VSS 4= = VSS = VSS return 7= = (not used) 02 50 46 03 45 41 50 46 45 41 OEM Actuator Sensor 02 03 01 50 ISM11 46 45 41 01 50 QSM11 46 45 41 50 46 45 41 50 46 45 41 EA2003 Diagnose stekker 31-pin OEM Connector 50-pin OEM Connector J1939 node connector J1587 node connector Air intake heater connection Cilinderhead coolant vent connection C7 Cylinder C6 cylinder C8 C-brake disconnect C5 cylinder C4 cylinder C3 cylinder C2 cylinder C1 15 way pass-thru