Injection engine power system VAZ-21214

All articles on the device and repair of components and assemblies of the fuel supply system of the injection engine of VAZ-21214 Niva cars and their modifications.

Schematic diagram of the fuel supply system of the engine with distributed fuel injection
1 – injectors; 2 – fuel pressure control nipple cap; 3 – fuel pressure regulator; 4 – fuel rail; 5 – hose for extracting gasoline vapors from the adsorber; 6 – adsorber with...

Design features of the fuel injection system
The fuel supply is located in a tank located under the rear seat (it is attached to the body with bolts and covered with a plastic cover). The tank is stamped from a lead-coated...

Replacing the fuel filter
Attention! We carry out work on an unheated engine. Disconnect the negative cable from the battery. Remove the spare wheel support bracket (see Removal the spare wheel pipe and...

Replacing the air filter element
Using a Phillips screwdriver, unscrew the four screws securing the housing cover. Carefully, without pulling on the mass air flow sensor wiring, lift the cover... ...and remove...

Checking the pressure in the engine fuel system
Attention! Work is carried out on a cold engine. We check the pressure in the fuel rail with a regular pressure gauge (for example, from a tire pump). We put an oil-resistant hose...

Removal the fuel tank
Attention! There must be a minimum amount of fuel in the tank. Disconnect the negative cable from the battery. Remove the fuel tank compartment cover (see Removal the electric...

Removal the electric fuel pump with fuel level sensor
Attention! The tank should be filled with fuel no more than half. Disconnect the negative cable from the battery. The hatch in the fuel tank compartment lid does not allow the...

Removal the fuel pressure regulator
Attention! Work is carried out on a cold engine. Disconnect the negative cable from the battery. Disconnect the fuel pressure regulator vacuum hose from the receiver. Using a 17...

Removal the fuel rail
Disconnect the negative cable from the battery. Remove the receiver (see Removal the receiver of the injection engine ). Disconnect the electrical connector of the ramp....

Checking engine injectors
To check the injectors, remove the fuel rail (see Removal the fuel rail ). We connect the fuel pipes to the ramp and connect its electrical connector. Having placed transparent...

Removal injectors from the engine fuel rail
Remove the fuel rail with injectors (see Removal the fuel rail ). By compressing the spring clip, we disconnect the electrical connector of the injector. Using a screwdriver, move...

Removal the throttle cable and pedal
We move the protective silicone cap from the tip of the cable sheath. Using two 13 mm wrenches, loosen the nuts securing the throttle cable housing to the bracket. After...

Removal the throttle assembly
We remove the throttle assembly to replace the idle speed controller or the throttle assembly gasket. Disconnect the negative cable from the battery. Partially drain the coolant...

Removal the idle speed control valve
The idle speed control valve can only be removed after the throttle assembly has been removed. Remove the throttle assembly (see Removal the throttle assembly ). Using a Phillips...

Removal the air filter housing
Disconnect the air hose and electrical connector from the mass air flow sensor (see Removal the mass air flow sensor ). Using a slotted screwdriver, pry up the three rubber...

Removal the fuel vapor recovery system components
Disconnect the negative cable from the battery. To remove the separator, two-way valve of the gas tank, safety and gravity valves, remove the right side panel trim (see Removal...

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More articles from other manuals on VAZ cars:
➠ Power unit: Fuel system (injector) VAZ-2107 (1982-2012)
➠ Power unit: Fuel injection VAZ-21051 (1979-2010)

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