Chevrolet Sail 2010 Learner’s Manual

1 Vehicle Introduction ........................................................................................................................ 1
1.1 Vehicle Identification ................................................................................................................. 1
1.1.1 Vehicle VIN Code ............................................................................................................. 1
1.1.2 Vehicle Nameplate ........................................................................................................... 2
1.2 Vehicle Fit-out Table .................................................................................................................. 4
2 Engine .............................................................................................................................................. 7
2.1 Engine Identification .................................................................................................................. 7
2.1.1 Identification of Engine Label ........................................................................................... 7
2.1.2 Significance of Engine Serial Number .............................................................................. 8
2.2 Engine Parameters ................................................................................................................... 8
2.2.1 Engine Oil ........................................................................................................................ 8
2.2.2 Spark plugs ...................................................................................................................... 8
2.2.3 Corresponding Temperature and Resistance Values of Engine Coolant Temperature
Sensor and Intake Air Temperature Sensor ................................................................................ 9
2.2.4 Ignition System Specifications ......................................................................................... 9
2.3 Engine Identification Diagram ................................................................................................. 11
2.3.1 1.2L LMU ....................................................................................................................... 11
2.3.2 1.4L LCU ........................................................................................................................ 15
2.4 Engine Maintenance and Service............................................................................................ 21
2.4.1 Timing Calibration .......................................................................................................... 21
2.4.2 Valve Clearance Adjustment （1.2&1.4） ..................................................................... 22
2.5 Engine Management System .................................................................................................. 23
2.5.1 ECM Input ...................................................................................................................... 23
2.5.2 ECM Output ................................................................................................................... 24
2.5.3 EGR Valve ..................................................................................................................... 24
2.5.4 Programming and Setting of Engine Control Module ..................................................... 24
2.5.5 Idle Read-In Program ..................................................................................................... 25
2.6 Circuit Diagrams...................................................................................................................... 28
2.6.1 Vehicle Speed Sensor Schematic Diagram （1.2MT） ................................................. 28
2.6.2 Ignition Control Sensor Schematic Diagram （1.2MT） ............................................... 29
2.6.3 Ignition Control - Ignition System Schematic Diagram （1.2MT） ................................ 30
2.6.4 Engine Cooling System Schematic Diagram （1.2MT） .............................................. 31
2.6.5 Engine Data Sensor - Pressure and Temperature Schematic Diagram （1.2MT） ...... 32
2.6.6 Engine Data Sensor - Oxygen Sensor Schematic Diagram （1.2MT） ........................ 33

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Chevrolet 2010 New Sail New Technical Training
- Learner's Manual