Hendaj Elantra
Petrol engines 1,6, 1,8 and 2,0 l
The diesel engine of 2,0 l
Greasing system
Cooling system
- Fuel system
    Fuel system of petrol engines
   - Fuel system of diesel engines
      Specifications
      The general data on injection system «Common Rail»
      Characteristics of system of injection
      Control injection of fuel
      The main injection of fuel
      Additional injection of fuel
      Reduction of toxicity of the fulfilled gases
      Fuel system Common Rail
      Control system EDC
      ECU
      Management of a maximum quantity of air arriving in the engine
      The active shock-absorber reducing fluctuations of frequency of rotation of a cranked shaft of the engine
      Engine deenergizing
      Candles накаливания
      Removal and atomizer installation
      Installation of the fuel pump of a high pressure
      Measuring instrument of the expense of air (Air flow sensor – AFS)
      The gauge of temperature of a cooling liquid (ECT)
      The gauge of position of a camshaft (CMP)
      The gauge of an angle of rotation of a cranked shaft
      Atomizers
      The gauge of pressure of fuel in the high pressure accumulator (RPS)
      The gauge of temperature of fuel (FTS)
      The valve of adjustment of pressure
      Search and elimination of malfunctions
Monitoring systems and decrease in toxicity of the fulfilled gases
Ignition system
System of preliminary heating of the diesel engine
Coupling
Mechanical transmission
Automatic transmission
Power shafts, forward and back axes
Suspension bracket
Steering
Brake system
Body
Air central air
The electric equipment
Electric schemes


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Search and elimination of malfunctions

Search and elimination of malfunctions of fuel system

Sign
Plausible reason
Elimination method
The engine is not started The cranked shaft of the engine is turned by a starter slowly Repair system of start of the engine or charge the storage battery so that the starter turned a cranked shaft of the engine with frequency a minimum of 150 mines-1
There is no pressure in the tyre of a food of candles накаливания If the control lamp does not show pressure at key turn in the ignition lock in position «ON», check up the relay and an electroconducting condition
The candle накаливания is faulty Check up and, if necessary, replace a spark plug
Air in fuel system Remove air from fuel system
The fuel pump does not submit fuel If fuel, in the course of engine start loosen the fastening of a tube of giving of fuel to an atomizer does not move, check up a gear belt and giving of fuel from the fuel filter
Fuel tubes are incorrectly connected Correctly connect fuel tubes
The moment of injection of fuel is incorrectly adjusted Adjust the moment of injection of fuel
The atomizer is faulty Check up and, if necessary, replace an atomizer
The mechanical part of the engine is faulty Check up a compression and, if necessary, repair the engine
The fuel pump is faulty Try to start the engine with the new fuel pump and, if necessary, replace the pump. Check up and, if necessary, adjust frequency of rotation of a cranked shaft of the engine idling
Frequency of rotation of a cranked shaft idling wrong, rough or unstable Негерметичен a hose of giving of fuel from the fuel filter to the fuel pump Reliably fix a hose
Air in fuel system Remove air from fuel system
Insufficient giving of fuel in connection with pollution of the fuel filter or a tube of return of fuel, leak from a tube of giving of fuel to an atomizer, an excess of a tube or пережатием connections of tubes Examine and, if necessary, replace tubes and hoses or replace the fuel filter
The atomizer is faulty Check up and, if necessary, replace an atomizer
The moment of injection of fuel is incorrectly adjusted Adjust the moment of injection of fuel
The mechanical part of the engine is faulty Check up a compression and, if necessary, repair the engine
The fuel pump is faulty Try to start the engine with the new fuel pump and, if necessary, replace the pump. Check up and, if necessary, adjust frequency of rotation of a cranked shaft of the engine idling
Engine overload at movement on high transfer Observe correct speeds of movement
Smoky exhaust (black, dark blue or white colour) The engine does not get warm to normal working temperature Check up and, if necessary, replace the thermostat of system of cooling
Inappropriate maximum frequency of rotation of a cranked shaft of the engine Check up and, if necessary, replace the fuel pump
Sprays of atomizers are faulty Check up and, if necessary, repair or replace fuel atomizers
The moment of injection of fuel is incorrectly adjusted Adjust the moment of injection of fuel
Throughput of system of release of the fulfilled gases is limited Check up system of release of the fulfilled gases on absence of dents
The mechanical part of the engine is faulty Check up a compression and, if necessary, repair the engine
The fuel pump is faulty Try to start the engine with the new fuel pump and, if necessary, replace the pump. Check up and, if necessary, adjust frequency of rotation of a cranked shaft of the engine idling
Capacity of the engine, insufficient acceleration of the car (the speedometer is serviceable, coupling does not slip) is reduced Inappropriate maximum frequency of rotation of a cranked shaft of the engine Check up and, if necessary, replace the fuel pump
The air filter is polluted Clear or replace the air filter
Insufficient giving of fuel in connection with pollution of the fuel filter or a tube of return of fuel, leak from a tube of giving of fuel to an atomizer, an excess of a tube or пережатием connections of tubes Examine and, if necessary, replace tubes and hoses or replace the fuel filter
Air in fuel system Remove air from fuel system
Sprays of atomizers are faulty Check up and, if necessary, repair or replace fuel atomizers
The moment of injection of fuel is incorrectly adjusted Adjust the moment of injection of fuel
The mechanical part of the engine is faulty Check up a compression and, if necessary, repair the engine
The fuel pump is faulty Try to start the engine with the new fuel pump and, if necessary, replace the pump. Check up and, if necessary, adjust frequency of rotation of a cranked shaft of the engine idling
The increased expense of fuel The air filter is polluted Clear or replace the air filter
Fuel leaks Check up and, if necessary, replace or tighten connections of fuel tubes
Throughput of tubes of return of fuel is limited Check up a tube of return of fuel on absence of dents and пережатий. Replace the damaged tubes. If the tube is hammered, blow its compressed air, then remove air from fuel system
Sprays of atomizers are faulty Check up and, if necessary, repair or replace fuel atomizers
The mechanical part of the engine is faulty Check up a compression and, if necessary, repair the engine
The fuel pump is faulty Try to start the engine with the new fuel pump and, if necessary, replace the pump. Check up and, if necessary, adjust frequency of rotation of a cranked shaft of the engine idling
The engine does not stop Working capacity of the starting switch is broken Repair or replace the starting switch
Damage of an electric chain between the starting switch and the fuel solenoid Replace electroconducting

Search and elimination of malfunctions of system of start of the engine

Malfunction
Plausible reasons
Elimination method
The cranked shaft of the engine is not turned by a starter The storage battery is discharged Charge or replace the battery
Unreliable connection of wires to plugs of the storage battery Reliably fix wires on plugs of the storage battery
The blocking switch on cars with an automatic transmission is faulty Adjust position or replace the switch
The fusible insert has fused Replace a fusible insert
The starter is faulty Repair a starter
The atomizer is faulty Replace an atomizer
The cranked shaft of the engine is turned by a starter slowly The storage battery is insufficiently charged Charge the battery
Unreliable connection of wires to plugs of the storage battery Reliably fix wires on plugs of the storage battery
The starter is faulty Repair a starter
The starter continues to work after engine start The starter is faulty Repair a starter
Несправен the ignition lock Repair or replace the ignition lock
The starter works with high frequency of rotation, but does not turn a cranked shaft of the engine Short circuit in an electric chain Restore an electric chain
Teeths of a gear wheel are broken or the starter is faulty Repair a starter
Teeths of a gear wreath of a flywheel are broken Replace a gear wreath of a flywheel

Search and elimination of malfunctions of a fuel tank and топливопроводов

Sign
Plausible reason
Elimination method
Unstable work of the engine because of insufficient giving of fuel Will drive a gasoline pipe line or a hose of giving of fuel Replace or repair
The hose of giving of fuel is polluted Clear or replace
The fuel filter is polluted Replace the filter
Water in the fuel filter Replace the fuel filter or clear a fuel tank and топливопроводы
The polluted or rusted internal part of a fuel tank Clear or replace
The fuel pump working with failures Replace
When in a combination of devices the control lamp of the fuel filter lights up Water has collected in the fuel filter Remove water from the fuel filter as follows:
– Turn away an assembly bolt on the fuel filter and lift the fuel filter;
loosen the a drain stopper on the fuel filter;
– When the fuel filter will cease to leave water, tighten a drain stopper