Check the electronic circuit system threads injection

Check the electronic circuit system threads injection V / Ohmmeter
1. Electrical connections.
2. Off power to the electronic control unit ¬ Nome: fuses, fuses, main re ¬ le injection.
3. Mass air flow sensor (for the engine with the air flow meter).
4. Absolute pressure sensor in the intake manifold (engine without the air flow meter).
5. Coolant temperature sensor.
6. Air temperature sensor.
7. Injector chain: wire nozzle, injector resistor (without motor races ¬ hodomera air) electroniccontrol unit.
Engine stalls often
Read diagnostic trouble codes
Check the air intake inlet in ¬ dimensional system engine, as well as in the following ¬ following elements:.
1. oil filler cap;
2. dipstick;
3. connecting hoses;
4. hose system forced the crankcase ventilation;
5. EGR ¬ Shih gas (valve is always open).
Check the fuel supply to the formula-sunkam
Pre-check for fuel in the tank.
Then short the findings "+ B" and "PP" diagnostic connector, and compel ¬ Tes in the presence of fuel pressure in the fuel.
Then check the following items:
1. Fuel lines (leaks - deformation).
2. Fuses.
3. Fuel pump relay.
4. Fuel pump.
5. Fuel filter.
6. Fuel pressure regulator. Check the air filter Clean or replace filter element.
Check the idle speed of the second ¬ (rated to 800 rev / min) and the concentration of carbon monoxide ¬ kind of exhaust gases in the holo ¬ DENTAL go. If necessary - otre-guliruyte.
Check the ignition timing angle ¬ of pre-con ¬ peremknuv beats T "and" E1 "diagnostic connector. If necessary - otregu ¬ liruyte.
Check spark plugs
1. Check the electrode gap.
2. If necessary, check the "compress".
3. Check clearance in the valves (the engine is cold).
Check the cold start injector
Check the following items:
1. Cold start injector.
2. Time relay nozzles cold ¬ th starter.
Check the supply valve of the additional air
1. The air valve.
2. Coolant hoses.
3. Air hoses.
Check fuel pressure
If necessary, check that:
1. fuel pump.
2. fuel filter.
3. fuel pressure regulator. Check injectors
Rate the quality of the injection.
Check the electronic circuit system threads injection V / Ohmmeter
1. Electrical connections.
2. Off power to the electronic control unit ¬ Nome: fuses, fuses, main re ¬ le injection.
3. Mass air flow sensor (for the engine with the air flow meter)
4. Absolute pressure sensor in the intake manifold (engine without the air flow meter).
5. Coolant temperature sensor.
6. Air temperature sensor.
7. Injector chain: wire nozzle, injector resistor (without motor races ¬ hodomera air) electronic control unit.
The engine sometimes stalls
Read diagnostic trouble codes
For systems with flow meter air Check air.
For systems without air flow sensor check of the absolute pressure of ¬ the intake manifold.
Check the electrical compound of the relay and checking the signal change in the swing and / or postuki ¬ vanii connectors
Connectors.
The main relay fuel injection system.
Relay switch for fuel ¬ Sosa.
Unstable idling and / or misfiring
Read diagnostic trouble codes
Check the intake air leak in the engine-tion system, and it the following elements:
1. oil filler cap;
2. dipstick;
3. hose connections;
4. system hoses forced crankcase ventilation;
5. EGR system ¬ Shih gas (valve is always open).
Check the air filter Clean or replace filter element.
Check the idle speed of the second ¬ and the concentration of carbon monoxide ¬ kind of exhaust gases in the holo ¬ DENTAL go. If necessary - otre ¬ guliruyte.
Check the ignition timing angle ¬ of pre-con ¬ peremknuv bars "T" and "E1" diagnostic connector. If necessary - otregu ¬ liruyte.
Check the valve system of a change in the geometry of the intake manifold
Make sure the control valve for ¬ open. Otherwise, check out:
• circuit breakers electro ¬ Tel valve
• air intake. Check spark plugs
1. Check the electrode gap:
2. If necessary, check the "compress".
3. Check clearance in the valves (the engine is cold).
Check the cold start injector
Check the following items.
1. Cold start injector.
2. Relay time of cold start injector.
Check fuel pressure
If necessary, check that:
1. fuel pump;
2. fuel filter;
3. fuel pressure regulator.
Check injectors
Rate the quality of the injection.
Check the electronic circuit system threads injection V / Ohmmeter
1. Electrical connections.
2. Off power to the electronic control unit ¬ Nome: fuses, fuses, main re ¬ le injection.
3. Mass air flow sensor (for the engine with the air flow meter).
4. Absolute pressure sensor in the intake manifold (engine without the air flow meter).
5. Coolant temperature sensor.
6. Air temperature sensor.
7. Injector chain: wire injectors, injector resistor (the engine without the air flow meter), the electronic unit.
8. The oxygen sensor (for engines with a three-leu-General neutralization of exhaust gases).
For engines without air flow and / or without the three-Nogo converter exhaust
Check the AC resistance of the resistor.
High speed idle
Check drive accelerator
Make sure that no seizure in under ¬ water.
Check the supply valve of the additional air
1. The air valve.
2. Coolant hoses.
3. Air hoses.
Check the circuit of an increase of ¬ speed idle when you turn the air conditioner
Check for any leaks of air in the bypass valve is closed, the air when you turn the air conditioner.
Check the air intake in the WLS-SKNOU engine system in the next elements:
1. oil filler cap;
2. node dipstick;
3. hose connections;
4. hose system forced the crankcase ventilation;
5. EGR ¬ Shih gas (valve is always open);
6. throttle (in the sticks of ¬ covered state).
Check the diagnostic system by checking the output to the diagnostic code
Check the position sensor Drosia selnoy-valve, drawing attention to the condition of the hull of the throttle ¬ slonki.
Check fuel pressure
Perhaps the high pressure condition vsledst ¬ ¬ pressure regulator malfunction of fuel.
Check the cold start injector
Check for leaks.
Check injectors
Ensure high quality vpry ¬ ska and leaks.
Check the electronic circuit system threads injection V / Ohmmeter
1. Electrical connections.
2. Off power to the electronic control unit ¬ Nome: fuses, fuses, main re ¬ le injection.
3. Mass air flow sensor (for the engine with the air flow meter).