Page 1225 - Foton Workshop Manual - Tunland (AT)

ENGINE CONTROL SYSTEM 11

ENGINE CONTROL SYSTEM..............11-1 REPLACEMENT.............................11-38
PRECAUTION..................................11-1 OIL RAIL PRESSURE SENSOR........11-39
SYSTEM OVERVIEW ......................11-2 HOW IT WORKS.............................11-39
INTRODUCTION TO SYSTEM REPLACEMENT.............................11-40
FUNCTIONALITY.............................11-6 FUEL PUMP ACTUATOR...................11-43
MAIN COMPONENTS......................11-9 HOW IT WORKS.............................11-43
DESCRIPTION ON SYSTEM REPLACEMENT.............................11-44
COMPONENTS..............................11-10 EGR VALVE POSITION SENSOR .....11-47
ENGINE CONTROL MODULE（ECM） HOW IT WORKS.............................11-47
............................................................11-12 REPLACEMENT.............................11-48
HOW IT WORKS.............................11-12 EXHAUST PRESSURE SENSOR......11-49
REPLACEMENT.............................11-13 HOW IT WORKS.............................11-49
INTAKE MASS FLOW SENSOR........11-15 REPLACEMENT.............................11-50
HOW IT WORKS.............................11-15 POSTPROCESSING PREHEAT DIESEL
REPLACEMENT.............................11-16 OXIDATION CATALYST INLET AND
ELECTRONIC THROTTLE.................11-18 OUTLET TEMPERATURE SENSOR/
HOW IT WORKS.............................11-18 POSTPROCESSING DIESEL
REPLACEMENT.............................11-19 PARTICULATE FILTER(DPF) INLET AND
CAMSHAFT POSITION SENSOR......11-21 OUTLET TEMPERATURE SENSOR...11-52
HOW IT WORKS.............................11-21 HOW IT WORKS.............................11-52
REPLACEMENT.............................11-22 REPLACEMENT.............................11-53
INJECTOR SOLENOID VALVE..........11-25 POSTPROCESSING DIESEL
HOW IT WORKS.............................11-25 PARTICULATE FILTER (DPF)
REPLACEMENT.............................11-26 DIFFERENTIAL PRESSURE
INTAKE MANIFOLD PRESSURE / SENSOR.............................................11-56
TEMPERATURE SENSOR.................11-27 HOW IT WORKS.............................11-56
HOW IT WORKS.............................11-27 REPLACEMENT.............................11-57
REPLACEMENT.............................11-28 ENGINE PREHEATING SYSTEM......11-59
ECT SENSOR.....................................11-30 HOW IT WORKS.............................11-59
HOW IT WORKS.............................11-30 REPLACEMENT THE INLET
OVERHAUL....................................11-31 HEATER..........................................11-60
CRANKSHAFT POSITION SENSOR..11-34 REPLACE THE PREHEAT
HOW IT WORKS.............................11-34 RELAY............................................11-66
REPLACEMENT.............................11-35 ACCELERATOR CONTROL
ATMOSPHERIC PRESSURE SYSTEM.............................................11-68
SENSOR.............................................11-37 HOW IT WORKS.............................11-68
HOW IT WORKS.............................11-37 REPLACEMENT.............................11-69

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