Car engine power system Ford Fiesta 2

Description of the power supply system
The 1.1 engine is equipped with a Weber 2V carburetor. Some versions of this engine have a petrol injection system, which is used in series in the 1.4i and 1.6i engines....

Carburetor repair and adjustment
The 1.1 engine is equipped with a Weber 2V carburetor (Fig. 2.100). The carburetor has a mechanical accelerator pump and a vacuum-controlled mixture enrichment device at...

Removing and installing the carburetor
Disconnect the ground wire from the battery clamp. Remove the air filter. Disconnect the air supply shut-off valve. Disconnect the suction rod. Disconnect the damper...

Disassembling the carburetor
Wash the outside of the carburetor. Remove the top of the carburetor by unscrewing two bolts. Carefully remove the float axis and take out the float with the needle...

Carburetor cleaning
Use extraction gasoline to clean the carburetor. Blow the carburetor body with compressed air, paying special attention not to damage the diaphragms and valves. The jets...

Petrol injection system in engines 1.1i/1.4i/1.6i
Fuel from the tank is supplied to the CFJ injection device (Fig. 2.116) by a pump located near the tank. This pump supplies 2 dm³ of fuel per minute with a pressure of...

Removing and installing the coolant temperature sensor
The sensor is shown in Fig. 2.124. Disconnect the ground wire from the battery clamp. Drain the coolant from the engine cooling system. Remove the multi-pin connector...

Removing the electric throttle control motor
Disconnect the ground wire from the battery clamp. Remove the air filter. Remove the electrical connector from the motor and the throttle adjustment potentiometer (Fig....

Installing a new electric motor
Connect the bracket to the engine. Mount the bracket to the CFJ control unit. The potentiometer must be seated correctly on the damper shaft lever. The bracket is...

Removing and installing the pressure regulator
Removal Disconnect the ground wire from the battery clamp. Remove the air filter. Install a container to collect any fuel that leaks from the CFJ. Loosen the connection...

Removing and installing the throttle potentiometer
Removal Disconnect the ground wire from the battery clamp. Remove the electrical wire connector from the socket. Disconnect the multi-pin connector. Remove the...

Removing and installing the injector
Removal Disconnect the battery from the vehicle's electrical system. Remove the air filter. Loosen the flexible fuel hose connection and wait until the pressure in the...

Removing and installing the CFJ device
Removal Disconnect the battery from the vehicle's electrical system. Remove the air filter. Disconnect the gas pedal linkage. Place a container under the engine to...

Removing and installing the fuel pump
The fuel pump is shown in Fig. 2.134. Disconnect the battery from the electrical network. Raise the car. Clamp the tube that supplies fuel to the pump. To do this, use...

Replacing the fuel filter
The filter is shown in Fig. 2.137, which also shows its installation location in the fuel system. Disconnect the ground wire from the battery clamp. Place a pre-prepared...

Replacing the control device
Disconnect the ground wire from the battery clamp. Remove the cover from under the safety cover, which is located on the right side of the vehicle. Unscrew the...

Replacing the lambda probe
Disconnect the ground wire from the battery clamp. Raise the car. Remove the lambda probe wire from the connection and disconnect the plug (Fig. 2.140). Remove the...

Removal and installation of other sensors
Removing and installing the vacuum sensor in the suction line Disconnect the ground wire from the battery clamp. Remove the multi-pin connector plug from the sensor...

Exhaust gas discharge system
The purpose of the exhaust system is to direct exhaust gases away from the engine to the rear of the vehicle and reduce combustion noise to a level permitted by...