Engine management system Chevrolet Aveo 1.5 (T250)

Description of the operation of the engine control system elements
Ignition system The process of supplying a spark to the spark plugs is controlled by the electronic engine management system (further ECU). To determine the...

Location of engine control system components
1. Engine control unit (ECU) 2. Diagnostic Link Connector (DLC) 3. Malfunction indicator light 4. "Ground" of the ECU unit 5. Fuse box 6. Exhaust Gas...

Tightening torques for threaded connections
Element of the system Tightening torque Coolant temperature sensor (ECTS) 20 Nm Throttle Position Sensor (TP) Fastening Screw 2 Nm Oxygen sensor (control)...

Fuel supply system device
1. Fuel pump 2. Filling pipeline 3. Fuel tank 4. Retaining ring 5. Electrical connector 6. Fuel filter 7. Fuel supply line (front) 8 Fuel supply line (rear) 9....

Fuel tank — removal and installation
Removal To remove the fuel tank, perform the following steps: perform a pressure reduction operation in the fuel system. To do this, let the engine run for 10...

Fuel injectors — removal and installation
Removal To remove the fuel injectors, perform the following steps: perform a pressure reduction operation in the fuel system. To do this, let the engine run...

Oil pan — removal and installation
Removal To remove the oil pan, follow these instructions: disconnect the negative battery cable; remove the front right wheel and mudguard; drain the engine...

Oil pump — removal and installation
Removal To remove the oil pump, follow these instructions: disconnect the negative battery cable: remove the power steering pump; remove the timing belt;...

Technical characteristics of the cooling system
Characteristic Meaning Volume of coolant in the system 6.6 l Thermostat type wax Thermostat valve opening temperature 87°C Temperature of full opening of...

General description of the cooling system
The cooling system ensures engine operation at optimal temperature conditions. The system consists of a radiator and coolant circulation channels, fans,...

Radiator — removal and installation
Removal Remove in the order shown in the figure. 1. Fan mounting screw 2. Fan 3. Radiator 4. Upper radiator hose 5. Clamp 6. Elastic support 7. Radiator...

Coolant pump — removal and installation
Removal Remove in the order shown in the figure. 1. Thermostat mounting screw 2. Thermostat 3. Thermostat gasket 4. Coolant pump mounting screw 5. Coolant pump...

Starter — removal and installation
Removal Remove the starter assembly. 1. Starter assembly 2. Starter solenoid relay 3. Starter through screw 4. Cover with contacts 5. Brush holder 6. Stator 7....

Generator — removal and installation
Removal Remove the generator assembly. 1. Generator assembly 2. Generator pulley mounting nut 3. Generator pulley 4. Washer 5. Front part of the body 6 Front...

Exhaust system - disassembly and assembly
Disassembly Disassemble in the order shown in the figure. 1. Rear muffler 2. Gasket 3. Front muffler 4. Gasket 5. Front muffler inlet pipe 6. Catalyst 7....

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