Engine System Overview 2.4.3 C27 ACERT/C32 ACERT Factory Installed Wiring and Components 1 3 5 7 9 11 A4 ECU J1 J2 2 4 6 8 10 12 120 pin connector Crank Speed/Timing CAM Speed/Timing Intake Manifold (Boost) Pressure Timing Cal Probe, Adapter, Cable Intake Manifold Air Temperature Atmospheric Pressure Coolant Temperature Oil Pressure Fuel Temperature Fuel Pressure Electrical Schematic, KENR5072, C27 ACERT/C32 ACERT Industrial Engines I N D U S T R I A L E N G I N E E L E C T R O N I C S 14