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18 - ENGINE MANAGEMENT SYSTEM CONTENTS Page DESCRIPTION AND OPERATION COMPONENT LOCATION 2 ................................................................................... DESCRIPTION 5 ..................................................................................................... ENGINE CONTROL MODULE (ECM) 6 ................................................................. SENSOR - MASS AIR FLOW (MAF) 7 .................................................................... SENSOR - AMBIENT AIR PRESSURE AND 8 ....................................................... SENSOR - MANIFOLD ABSOLUTE PRESSURE 9 ................................................ SENSOR - ENGINE COOLANT TEMPERATURE 11 ............................................. SENSOR - CRANKSHAFT SPEED AND 12 ........................................................... SENSOR - THROTTLE POSITION (TP) 14 ............................................................ SENSOR - THROTTLE POSITION (TP) 15 ............................................................ ELECTRONIC UNIT INJECTOR (EUI) 18 ............................................................... SENSOR - FUEL TEMPERATURE (FT) 20 ............................................................ RELAY - FUEL PUMP 21 ........................................................................................ RELAY - MAIN 21 ................................................................................................... SWITCH - BRAKE PEDAL 22 ................................................................................. SWITCH - CLUTCH PEDAL 22 ............................................................................... MODULATOR - EXHAUST GAS REGULATOR (EGR) 23 ..................................... WARNING LAMP - GLOW PLUG 23 ...................................................................... GLOW PLUGS 24 ................................................................................................... TURBOCHARGER 26 ............................................................................................. INTERCOOLER 27 ................................................................................................. OPERATION 28 ...................................................................................................... REPAIR ENGINE CONTROL MODULE (ECM) 1 ................................................................. SENSOR - ENGINE COOLANT TEMPERATURE (ECT) 1 .................................... SENSOR - CRANKSHAFT SPEED AND POSITION (CKP) 2 ................................ |