Checking the fuel lines 1. Check the connections for the following components. 2. Check the following components for damage, wear due to contact with other components, fuel leakage, corrosion, etc. Fuel tank fuel pipe Fuel filter fuel hose...
Removal and installation of fuel pipes with quick-detachable connections Preliminary remarks The fuel pipe with quick fittings is installed between the fuel pump located in the fuel tank and the fuel supply pipe. During removal and installation of the fuel pump and fuel tank, disconnection...
Relieve fuel pressure Attention. Observe fire safety regulations. Cover the engine with a cloth to prevent escaping fuel from getting on the engine. 1. Disconnect (-) battery cable. 2. Install a wrench on the fuel pulsation damper. 3. Place...
Fuel pressure check 1. Relieve fuel pressure. 2. Reassemble the fuel gauge adapter. 3. Remove the fuel pulsation damper and install the adapter and fuel pressure gauge. 4. Disconnect the vacuum tube from the pressure regulator and install...
Checking fuel injectors After checking the fuel injectors, be sure to check and adjust the idle speed, ignition timing, CO, CH concentration in the exhaust gases. When the engine won't start 1. Disconnect the fuel injector connector and...
Removal and installation of fuel injectors Attention. Observe fire safety regulations. Withdrawal 1. Disconnect (-) battery cable. 2. Relieve fuel pressure (see above). 3. Disconnect the fuel injector connectors, EGR valve, remove the carbon filter purge control...
Checking the pressure regulator Attention. Observe fire safety regulations. When the fuel pressure is not correct, check the fuel pump and then check the pressure regulator. 1. Check the vacuum tube for cracks, cuts and disconnection. 2. At the speed...
Removal and installation of the pressure regulator Attention. Observe fire safety regulations. Use a rag to keep fuel leaking from the pressure regulator and fuel lines from getting on the engine. 1. Disable (-) battery cable. 2. Relieve fuel pressure (see above). 3....
Fuel filter replacement Attention. Observe fire safety regulations. Use a cloth to prevent fuel escaping from the pressure regulator and fuel pipes from getting on the engine. When changing the fuel filter, be sure to stop the engine and...
Fuel pump check Attention. Before disconnecting and connecting the connector, turn the ignition key to the OFF position. Turn the ignition key to the ON position (II) and make sure that within approx. 2 sec; the sound of a running pump...
Removal and installation of the fuel pump Attention. Observe fire safety regulations. 2WD Models 1. Disconnect (-) battery cable. 2. Relieve fuel pressure (see above). 3. Depressurize the fuel tank by opening the fuel filler cap. 4. Remove the inspection hole...
Injection pump test (4WD models) Attention. Observe fire safety regulations. 1. Remove the cover of the left inspection hole in the luggage compartment. 2. Depressurize the fuel tank by opening the fuel filler cap. 3. Remove the fuel hose from the...
Injection pump replacement Attention. Observe fire safety regulations. 1. Remove the fuel pump from the fuel tank (see above). 2. Remove the injection pump from the tube. Do not bend the fuel pipe. When installing a new injection pump, do not...
Checking the fuel level sensor / transmission unit Attention. Observe fire safety regulations. 1. Check the fuse (10A) illumination of the instrument cluster installed in the fuse box on the driver's side. If the fuse is good, check for an open in the wiring between...
Check of a control lamp of low level of fuel 1. Rotate the transmitter unit (see above). If it is working, check according to item 2. If it is not correct, replace (see above). 2. Turn the ignition key to the ON position (II). 3. Set the float to the position «E»...
PGM-Fi Main Relay Test 1. Remove the PGM-Fi main relay from the back of the front console. 2. Connect (+) battery to pin #2 of the PGM-Fi main relay, and (-) battery to pin #1 and make sure there is continuity between pins #5 and #4. 3....
Removing the fuel tank Attention. Store drained fuel in a safe place. Observe fire safety regulations. Withdrawal 1. Disconnect (-) battery cable. 2. Relieve fuel pressure (see above). 3. Depressurize the fuel tank by opening the fuel filler...
Fuel tank installation 1. Align the bandage hooks with the holes in the rear suspension subframe and tighten the fuel tank mounting bolts. 2. Support the rear suspension with a jack, align the holes in the rear suspension subframe with the...
Intake air control system Replacing the air cleaner element 1. Remove the filter element from the air cleaner housing. 2. Install in the reverse order of removal.
Throttle Cable Check 1. Start the engine and warm it up until the radiator fan operates twice, and then warm it up for more than 2 minutes. at a speed of 3000 / min. without load. 2. Check cable for damage and replace if necessary. 3. Check...
Throttle cable replacement and adjustment 1. Fully open the throttle and disconnect the cable from the throttle linkage. 2. Loosen the locknut and remove the cable sheath from the strut. 3. Turn off two nuts and disconnect a cable from an accelerator pedal. 4....
Throttle Body Check Attention. The throttle stop screw is set at the factory. Do not adjust it. Start the engine and warm it up until the radiator fan operates twice, and then warm it up for more than 2 minutes. at a speed of 3000 / min....
Throttle Body Disassembly Attention. The throttle stop screw is set at the factory. Do not adjust it.
Exhaust check Take measurements in a well-ventilated place, protected from rain and wind. Measure the concentration of carbon monoxide (SO) and concentration of hydrocarbons (CH) at speed x.x. without load. Make sure the engine speed...
Checking the three-way catalyst 1. Remove the catalyst ( see ch. Mechanical part of the engine ). 2. Using an electric flashlight, shine on one side of the catalyst and visually check that the light is reaching the other side. 3. Install in the order...
Checking the forced crankcase ventilation system 1. Check PCV hoses (forced crankcase ventilation) and breather for damage, blockage and tight connections. 2. At the speed of x.x. lightly pinch the hose between the PCV valve and the intake manifold and check that the...
Checking the evaporative emission system 1. Disconnect the tubing from the 2-way valve side and the carbon filter side, connect a hand vacuum pump to the carbon filter, create a vacuum and check that air is passing through. 2. Check tubing for damage and loose...