Geely EC718, EC718RV, EC715, EC715RV. Manual part - 22

Главная Geely Geely Emgrand EC718, EC718RV, EC715, EC715RV. Workshop Manual year 2009

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Geely EC718, EC718RV, EC715, EC715RV. Manual part - 22

2.5 Engine Anti-theft System JL4G18-D. 2-
274

2.5.1 Specifications.......................................2-274

2.5.1.1 Fastener Tightening Specifications................2-274

2.5.2 Description and Operation....................2-275

2.5.2.1 Description and Operation..............................2-275

2.5.3 System Working Principle.....................2-276

2.5.3.1 System Working Principle..............................2-276

2.5.4 Component Locator..............................2-277

2.5.4.1 Component Locator........................................2-277

2.5.5 Disassemble View................................2-278

2.5.5.1 Disassemble View..........................................2-278

2.5.6 Schematic.............................................2-279

2.5.6.1 Schematic.......................................................2-279

2.5.7 Diagnostic Information and Procedures.....2-
280

2.5.7.1 Diagnosis Description.....................................2-280
2.5.7.2 Visual Inspection............................................2-280
2.5.7.3 Anti-theft Engine Control Module Connector List. 2-
280
2.5.7.4 DTC code (DTC) list.......................................2-281
2.5.7.5 Data Flow Table.............................................2-282
2.5.7.6 Fault Symptom Table.....................................2-282
2.5.7.7 Replaced Key Programming..........................2-283
2.5.7.8 Ignition Key Erase..........................................2-284
2.5.7.9 Replaced Security Module Programming.......2-285
2.5.7.10 Replaced ECM Programming.......................2-286
2.5.7.11 Replaced Anti-theft Module and ECM
Programming..............................................................2-286
2.5.7.12 Engine Anti-theft Warning Lamp Flashing, Vehicle
Can Not Start..............................................................2-288

2.5.8 Removal and Installation......................2-293

2.5.8.1 EAS Coil Replacement...................................2-293
2.5.8.2 Anti-theft System Control Module Replacement. .2-
297

2.6 Engine Mechanical System JL4G18-D.
2-299

2.6.1 Specifications.......................................2-299

2.6.1.1 Fastener Tightening Specifications................2-299
2.6.1.2 Mechanical System Specification...................2-300

2.6.1.3 Intake and Exhaust Valves Lifter Specifications
Table..........................................................................2-302
2.6.1.4 Intake and Exhaust Valves Lifter Selection Table...
2-304

2.6.2 Description and Operation....................2-306

2.6.2.1 Description and Operation..............................2-306

2.6.3 System Working Principle.....................2-307

2.6.3.1 System Working Principle..............................2-307

2.6.4 Component Locator..............................2-309

2.6.4.1 Component Locator........................................2-309

2.6.5 Disassemble View................................2-310

2.6.5.1 Cylinder Head Covers....................................2-310
2.6.5.2 Camshaft and Accessories.............................2-311
2.6.5.3 Cylinder Head.................................................2-312
2.6.5.4 Cylinder Block................................................2-313

2.6.6 Schematic.............................................2-315

2.6.6.1 Schematic.......................................................2-315

2.6.7 Diagnostic Information and Procedures.....2-
316

2.6.7.1 Diagnosis Description.....................................2-316
2.6.7.2 Visual Inspection............................................2-316
2.6.7.3 Comprehensive Engine Inspections...............2-316
2.6.7.4 Engine Noise Diagnosis.................................2-319
2.6.7.5 Noisy when there is engine load....................2-319
2.6.7.6 Slight vibration when engine is warming up.........2-
320
2.6.7.7 Vibration at idle and when engine is warming up....
2-321
2.6.7.8 Misfire Accompanied By Abnormal Engine Noise...
2-322
2.6.7.9 Drive Belt Inspection......................................2-323
2.6.7.10 Drive Belt Chirp Sound Diagnostic...............2-324
2.6.7.11 Drive Belt Scream Diagnostic.......................2-325
2.6.7.12 Drive Belt Hum Sound Diagnostic................2-327
2.6.7.13 Drive Belt Off Diagnostics............................2-327
2.6.7.14 Drive Belt Excessive Wear...........................2-328

2.6.8 Removal and Installation......................2-329

2.6.8.1 Plastic Engine Shield Replacement...............2-329
2.6.8.2 Cylinder Head Cover Replacement................2-329
2.6.8.3 Drive Belt Replacement..................................2-333
2.6.8.4 Drive Belt Tensioner Replacement.................2-335
2.6.8.5 Throttle Body Assembly Replacement...........2-337

Engine

Table of Contents

2-3

2.6.8.6 Intake Manifold Assembly Replacement........2-343
2.6.8.7 Engine Mount Replacement...........................2-347
2.6.8.8 Timing Chain Tensioner Replacement...........2-350
2.6.8.9 Timing Chain Cover Replacement.................2-353
2.6.8.10 Timing Chain Replacement..........................2-360
2.6.8.11 Timing Chain Inspection...............................2-366
2.6.8.12 Camshaft Replacement................................2-367
2.6.8.13 Engine Replacement....................................2-371
2.6.8.14 Cylinder Head Assembly Replacement........2-385
2.6.8.15 Cylinder Head Assembly Removal and Installation
...................................................................................2-391
2.6.8.16 Piston Connecting Rod and Bearing Replacement
...................................................................................2-398
2.6.8.17 Flywheel Replacement.................................2-408
2.6.8.18 Crankshaft Replacement..............................2-409
2.6.8.19 Piston Rod Disassemble, Assemble and
Inspection...................................................................2-417
2.6.8.20 Valve Clearance Adjustments......................2-422
2.6.8.21 Crankshaft Front Oil Seal Replacement.......2-424
2.6.8.22 Crankshaft Rear Oil Seal Replacement.......2-425

2.6.9 Special Tools and Equipment...............2-426

2.6.9.1 Special Tools List...........................................2-426

2.7 Exhaust System JL4G18-D.........2-429

2.7.1 Specifications.......................................2-429

2.7.1.1 Fastener Tightening Specifications................2-429

2.7.2 Description and Operation....................2-430

2.7.2.1 Exhaust Manifold............................................2-430
2.7.2.2 Three-Way Catalytic Converter......................2-430

2.7.3 System Working Principle.....................2-431

2.7.3.1 System Working Principle..............................2-431

2.7.4 Component Locator..............................2-432

2.7.4.1 Exhaust..........................................................2-432
2.7.4.2 Three-Way Catalytic Converter Assembly.....2-433
2.7.4.3 Front Muffler Assembly..................................2-434
2.7.4.4 Rear Muffler Assembly...................................2-435
2.7.4.5 Front Exhaust Insulation Panel......................2-436
2.7.4.6 Front Muffler Heat Shield...............................2-437

2.7.5 Diagnostic Information and Procedures.....2-
438

2.7.5.1 Diagnostic Description....................................2-438
2.7.5.2 Visual Inspection............................................2-438
2.7.5.3 Exhaust System Blockage..............................2-438

2.7.5.4 Exhaust System Leakage...............................2-438
2.7.5.5 Exhaust System Noise...................................2-439
2.7.5.6 Exhaust System Repair Notes.......................2-439

2.7.6 Removal and Installation......................2-441

2.7.6.1 Exhaust Manifold Replacement......................2-441
2.7.6.2 Three-way Catalytic Converter Replacement.......2-
447
2.7.6.3 Front Muffler Replacement.............................2-450
2.7.6.4 Rear Muffler Replacement.............................2-452

2.8 Cooling System JL4G18-D..........2-455

2.8.1 Specifications.......................................2-455

2.8.1.1 Fastener Tightening Specifications................2-455
2.8.1.2 Cooling System Specifications.......................2-455

2.8.2 Description and Operation....................2-457

2.8.2.1 Description and Operation..............................2-457

2.8.3 System Working Principle.....................2-458

2.8.3.1 System Working Principle..............................2-458

2.8.4 Component Locator..............................2-460

2.8.4.1 Component Locator........................................2-460

2.8.5 Disassemble View................................2-461

2.8.5.1 Disassemble View..........................................2-461

2.8.6 Schematic.............................................2-462

2.8.6.1 Schematic.......................................................2-462

2.8.7 Diagnostic Information and Procedures.....2-
464

2.8.7.1 Diagnosis Description.....................................2-464
2.8.7.2 Cooling Fan Circuit Diagnosis........................2-464
2.8.7.3 High-Speed Cooling Fan Does Not Run........2-465
2.8.7.4 Low-Speed Cooling Fan Does Not Run.........2-468
2.8.7.5 Cooling Fan Always Runs At Low Speed.......2-472
2.8.7.6 Cooling Fan Always Runs At High Speed......2-474
2.8.7.7 Thermostat Diagnostic...................................2-477
2.8.7.8 Engine Overheating........................................2-478
2.8.7.9 Engine Does Not Reach Normal Operating
Temperature...............................................................2-479
2.8.7.10 Excessive Engine Coolant Loss...................2-480

2.8.8 Removal and Installation......................2-482

2.8.8.1 Engine Coolant Discharge and Filling............2-482

2-4

Table of Contents

Engine

2.8.8.2 Coolant Recovery Reservoir Replacement..........2-
483
2.8.8.3 Cooling Fan Replacement..............................2-485
2.8.8.4 Thermostat Replacement...............................2-489
2.8.8.5 Radiator Replacement....................................2-492
2.8.8.6 Water Pump Replacement.............................2-494

2.9 Lubricating System JL4G18-D....2-499

2.9.1 Specifications.......................................2-499

2.9.1.1 Fastener Tightening Specifications................2-499
2.9.1.2 Oil Pump Specifications.................................2-499

2.9.2 Description and Operation....................2-500

2.9.2.1 Description and Operation..............................2-500

2.9.3 System Working Principle.....................2-501

2.9.3.1 Lubrication Schematic....................................2-501
2.9.3.2 Engine Oil Pressure Sensor Plug Control Principle.
2-502

2.9.4 Component Locator..............................2-503

2.9.4.1 Component Locator........................................2-503

2.9.5 Disassemble View................................2-504

2.9.5.1 Disassemble View..........................................2-504

2.9.6 Schematic.............................................2-505

2.9.6.1 Schematic.......................................................2-505

2.9.7 Diagnostic Information and Procedures.....2-
506

2.9.7.1 Diagnosis Description.....................................2-506
2.9.7.2 Visual Inspection............................................2-506
2.9.7.3 Abnormal Engine Oil Consumption Diagnostic....2-
506
2.9.7.4 Engine Oil Pressure Diagnostic and Test.......2-507
2.9.7.5 Engine Oil Leak Diagnostic............................2-508

2.9.8 Removal and Installation......................2-510

2.9.8.1 Oil Pump Replacement..................................2-510
2.9.8.2 Oil Pump Cleaning and Inspection.................2-512
2.9.8.3 Oil Pan Replacement.....................................2-514

2.10 Ignition System JL4G18-D........2-517

2.10.1 Specifications.....................................2-517

2.10.1.1 Fastener Tightening Specifications..............2-517
2.10.1.2 Ignition System Specification.......................2-517

2.10.2 Description and Operation..................2-518

2.10.2.1 Description and Operation............................2-518

2.10.3 System Working Principle...................2-519

2.10.3.1 System Working Principle............................2-519

2.10.4 Component Locator............................2-520

2.10.4.1 Component Locator......................................2-520

2.10.5 Disassemble View..............................2-521

2.10.5.1 Ignition Cylinder Assembly Disassemble View...2-
521

2.10.6 Schematic...........................................2-522

2.10.6.1 Schematic.....................................................2-522

2.10.7 Diagnostic Information and Procedures. . .2-
524

2.10.7.1 Diagnosis Description...................................2-524
2.10.7.2 Visual Inspection..........................................2-524
2.10.7.3 Check Ignition Switch...................................2-524
2.10.7.4 Ignition Relay IG1 No Power Output............2-525
2.10.7.5 Spark Plug Does Not Arcing.........................2-526
2.10.7.6 Spark Plug Diagnostic..................................2-530
2.10.7.7 Common Spark Plug Malfunction.................2-531

2.10.8 Removal and Installation....................2-535

2.10.8.1 Camshaft Position Sensor Replacement......2-535
2.10.8.2 Crankshaft Position Sensor Replacement..........2-
537
2.10.8.3 Ignition Coil Replacement............................2-539
2.10.8.4 Spark Plug Replacement..............................2-543
2.10.8.5 Knock Sensor Replacement.........................2-545

2.11 Starting / Charging System JL4G18-D
..........................................................2-547

2.11.1 Specifications.....................................2-547

2.11.1.1 Fastener Tightening Specifications..............2-547
2.11.1.2 General Specifications.................................2-547

2.11.2 Description and Operation..................2-549

2.11.2.1 Battery Description and Operation...............2-549
2.11.2.2 Starting System Description and Operation.......2-
549
2.11.2.3 Charging System Description and Operation.....2-
549

Engine

Table of Contents

2-5

2.11.3 System Working Principle...................2-551

2.11.3.1 Starting System Working Principle...............2-551
2.11.3.2 Charging System Working Principle.............2-551

2.11.4 Component Locator............................2-553

2.11.4.1 Generator and Starter..................................2-553

2.11.5 Disassemble View..............................2-554

2.11.5.1 Starter Disassemble View............................2-554
2.11.5.2 Generator Disassemble View.......................2-555

2.11.6 Schematic...........................................2-556

2.11.6.1 Schematic.....................................................2-556

2.11.7 Diagnostic Information and Procedures. . .2-
559

2.11.7.1 Diagnosis Description...................................2-559
2.11.7.2 Visual Inspection..........................................2-559
2.11.7.3 Starter Can Not Stop....................................2-559
2.11.7.4 Engine Can Not Start...................................2-560
2.11.7.5 Start Motor Noise Diagnostic........................2-565
2.11.7.6 Charging Indicator Always On......................2-566
2.11.7.7 Charging Indicator Always Off......................2-568
2.11.7.8 Generator Noise Diagnosis..........................2-569
2.11.7.9 Battery Discharging Current Parasitic Load Test. .
2-571
2.11.7.10 Jump Start Procedure................................2-572

2.11.8 Removal and Installation....................2-574

2.11.8.1 Battery Disconnection..................................2-574
2.11.8.2 Battery Replacement....................................2-576
2.11.8.3 Generator Replacement...............................2-578
2.11.8.4 Starter Replacement....................................2-581

2.12 Control System JL4G15-D........2-585

2.12.1 Specifications.....................................2-585

2.12.1.1 Fastener Tightening Specifications..............2-585
2.12.1.2 Intake Air Temperature Sensor Non-Load
Resistance Temperature Characteristics Table.........2-585
2.12.1.3 Intake Air Pressure Sensor Output Voltage and
Pressure Relationship................................................2-586

2.12.2 Description and Operation..................2-587

2.12.2.1 Overview......................................................2-587
2.12.2.2 Components Descriptions............................2-587

2.12.3 System Working Principle...................2-593

2.12.3.1 Electronic Throttle Body (ETC) Working Principle.
2-593
2.12.3.2 ECM Controlled Fuel Supply System...........2-594
2.12.3.3 ECM Controlled Ignition System..................2-595
2.12.3.4 Electronic Throttle Body Function Restrictions...2-
596
2.12.3.5 Idle Speed Control........................................2-597
2.12.3.6 Knock Control...............................................2-598
2.12.3.7 Air-Conditioning Switch Off Control..............2-598
2.12.3.8 Canister Solenoid Valve Control..................2-599
2.12.3.9 Fault Self-diagnosis and Protection Function.....2-
599

2.12.4 Component Locator............................2-600

2.12.4.1 Component Locator......................................2-600

2.12.5 Disassemble View..............................2-601

2.12.5.1 Disassemble View........................................2-601

2.12.6 Schematic...........................................2-602

2.12.6.1 Schematic.....................................................2-602

2.12.7 Diagnostic Information and Procedures. . .2-
606

2.12.7.1 Diagnosis Description...................................2-606
2.12.7.2 Control System Check..................................2-606
2.12.7.3 Intermittent Fault Check...............................2-606
2.12.7.4 Symptoms Table..........................................2-606
2.12.7.5 ECM Terminal List........................................2-614
2.12.7.6 DTC Code Type Definition...........................2-618
2.12.7.7 DTC Code (DTC) List...................................2-619
2.12.7.8 DTC Fail-Safe List........................................2-622
2.12.7.9 Data Stream List...........................................2-627
2.12.7.10 Action Test Table.......................................2-630
2.12.7.11 Crankshaft Position Sensor (CKP) Learn.........2-
632
2.12.7.12 Electronic Throttle Body (ETC) Check.......2-633
2.12.7.13 Acceleration Pedal Position Sensor (APP) Check
...................................................................................2-634
2.12.7.14 DTC Code Index.........................................2-636
2.12.7.15 DTC P0011 P0012 P0016 P0026..............2-640
2.12.7.16 DTC P0068 P0106.....................................2-644
2.12.7.17 DTC P0076 P0077.....................................2-648
2.12.7.18 DTC P0107 P0108.....................................2-651
2.12.7.19 DTC P0112 P0113.....................................2-658
2.12.7.20 DTC P0117 P0118.....................................2-662
2.12.7.21 DTC P0122 P0123.....................................2-667

2-6

Table of Contents

Engine

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