Geely EC718 2009 Workshop Manual page 84

2-2 Table of Contents
2.2.7.46 Idle Speed Reading Procedure....................2-203
2.2.8 Removal and Installation......................2-205
2.2.8.1 Idle Air Control Valve Replacement...............2-205
2.2.8.2 Fuel Injector Replacement.............................2-207
2.2.8.3 Throttle Position Sensor Replacement...........2-212
2.2.8.4 VVT Solenoid Valve Replacement and Filter
Cleaning.....................................................................2-213
2.2.8.5 VVT Solenoid Valve Cleaning........................2-216
2.2.8.6 Engine Coolant Temperature Sensor Replacement
2-218
2.2.8.7 Intake Air Pressure and Temperature Sensor
Replacement..............................................................2-219
2.2.8.8 Engine Control Module Replacement.............2-221
2.3 Fuel System JL4G18-D...............2-222
2.3.1 Specifications.......................................2-222
2.3.1.1 Fastener Tightening Specifications................2-222
2.3.2 Description and Operation....................2-223
2.3.2.1 Description and Operation..............................2-223
2.3.3 System Working Principle.....................2-225
2.3.3.1 System Working Principle..............................2-225
2.3.4 Component Locator..............................2-226
2.3.4.1 Fuel Filler........................................................2-226
2.3.4.2 Fuel Supply System.......................................2-227
2.3.4.3 Fuel Tank Assembly.......................................2-228
2.3.4.4 Fuel Pump Assembly.....................................2-229
2.3.4.5 Fuel Injectors..................................................2-230
2.3.5 Disassemble View................................2-231
2.3.5.1 Disassemble View..........................................2-231
2.3.6 Schematic.............................................2-232
2.3.6.1 Schematic.......................................................2-232
2.3.7 Diagnostic Information and Procedures.....2-
233
2.3.7.1 Diagnostic Descriptions..................................2-233
2.3.7.2 Visual Inspection............................................2-233
2.3.7.3 Fuel Pump Inoperative...................................2-233
2.3.7.4 All Fuel Injectors Inoperative..........................2-239
2.3.7.5 Fuel Gage Inaccurate.....................................2-243
2.3.7.6 Surge diagnostic.............................................2-243
2.3.7.7 Fuel Pressure Testing Procedure...................2-247
EC718/EC718RV EC715/EC715RV 10/2009
2.3.8 Removal and Installation......................2-249
2.3.8.1 Fuel Pressure Release Procedure.................2-249
2.3.8.2 Fuel Filter Replacement.................................2-249
2.3.8.3 Fuel Pump Assembly Replacement...............2-250
2.3.8.4 Fuel Level Sensor Replacement....................2-254
2.4 Auxiliary Emission Control JL4G18-D. .
2-257
2.4.1 Specifications.......................................2-257
2.4.1.1 Fastener Tightening Specifications................2-257
2.4.2 Description and Operation....................2-258
2.4.2.1 Heated Oxygen Sensor (HO2S).....................2-258
2.4.2.2 Evaporative Emission Control System...........2-258
2.4.2.3 Purged Crankcase Ventilation (PCV) System......2-
258
2.4.3 System Working Principle.....................2-260
2.4.3.1 Heated Type Oxygen Sensor Working Principle. .2-
260
2.4.3.2 Canister Solenoid Valve Working Principle..........2-
260
2.4.4 Component Locator..............................2-261
2.4.4.1 Canister Location...........................................2-261
2.4.4.2 Canister Solenoid Valve Location..................2-262
2.4.5 Schematic.............................................2-263
2.4.5.1 Schematic.......................................................2-263
2.4.6 Diagnostic Information and Procedures.....2-
264
2.4.6.1 Diagnostic Description....................................2-264
2.4.6.2 Visual Inspection............................................2-264
2.4.6.3 Canister Solenoid Valve Inoperative..............2-264
2.4.6.4 Crankcase Ventilation (PCV) System Check /
Diagnostic...................................................................2-267
2.4.7 Removal and Installation......................2-269
2.4.7.1 Post-Catalytic Oxygen Sensor Replacement.......2-
269
2.4.7.2 Pre-Catalytic Oxygen Sensor Replacement.........2-
270
2.4.7.3 Canister Solenoid Valve Replacement...........2-271
Engine