System Description Thanks to the integrated electronic engine management system (ECCS) control of the amount of injected fuel, injection timing, engine preheating, etc. carried out from...
Self-diagnosis function General description If, during self-diagnosis, malfunctions are detected in the main sensors necessary for the operation of the ECCS unit, fault codes are recorded in...
Idle speed check Standard rpm x.x. (after warming up) Checking and adjusting the speed x.x. Warm up the engine. Make sure the motor is not subjected to additional electrical load (the...
Checking the concentration of soot in the exhaust Carry out a 3-fold measurement in the modes shown in the figure. Check the concentration of soot in the exhaust by the average value (by 3 dimensions). Standard soot...
Checking the fuel filter Removal and installation of the water level sensor 1. Remove the water level sensor along with the fuel filter (see ch. Accelerator, fuel system and exhaust system). 2....
Control unit — removal 1. Remove the glove box and lower section of the instrument panel on the passenger side, see Sec. Salon equipment . 2. Disconnect the wiring connector of the ECCS unit....
TDC sensor Examination Check resistance (at normal room temperature) between pins 1 and 2 of the TDC sensor. Resistance: 550±55Σ Removing 1. Remove the left engine protection from...
Air flow weight sensor Examination Remove the sensor (without unplugging). Turn the ignition key to the ON position, blow air from the air cleaner housing side and check the change in the...
Coolant temperature sensor Examination Check the resistance between tracks 1 and 2 of the sensor. Resistance: At cool temperature liquids approx. 20°C: approx. 2.5 kΣ At cool temperature liquids...
Accelerator pedal switch — check Check the resistance between tracks 1 and 3 of the switch. Accelerator pedal fully released: no continuity Accelerator pedal depressed: conduction In case of...
The switch of the accelerated warming up of the engine Circuit breaker test Check the resistance between pins 1 and 2 of the switch. Switch ON: have conduction Switch OFF: no conduction Removing 1. Remove the lower section...
Egnition lock Examination Using a tester, check the continuity between the contacts of the ignition switch in all positions.
Stop lamp switch Examination Check the resistance between tracks 1 and 2 of the brake light switch. Brake pedal released: No continuity Brake pedal depressed: there is conduction...
Control lamp and glow relay Checking the control lamp Turn the ignition key to the ON position. The control glow lamp should light up for a time depending on the temperature of the coolant....
Glow relay — removal 1. Remove the relay mounting bolt. 2. Disconnect the wiring connector and remove the relay.
Glow plugs Examination Remove the glow plug connector. Check the resistance of the glow plugs. Resistance (at normal room temperature): 0,8 Σ Removing Attention: Since glow plugs...
EGR valve Examination Check the resistance between tracks 1 and 2, 2 and 3, 3 and 4, 5 and 6 of the connector. Resistance: Approx. 15 Σ (at 20°C) Removing 1. Drain the coolant on...
Radiator fans Examination Disconnect the coolant temperature sensor connector and remove the relay 1, 2, 3 of the radiator fan motors, start the engine. Connect relay 1. Fans should...
Swirl control solenoid Examination Check the resistance between pins 1 and 2 of the solenoid. Resistance: Approx. 32 Σ (at 20°C) Apply battery voltage to pins 1 and 2 of the solenoid and use a...
Swirl control valve actuator Examination Using a manual vacuum pump, create a vacuum in the inlet and check that the axis of the mechanism moves smoothly and the vacuum is maintained at the same...
VNT control valve Examination Check the resistance between pins 1 and 2 of the solenoid. Resistance (at 20°C): Approx. 12 Σ Removing 1. Remove the left engine protection from the bottom....
Exhaust flap solenoid (cold climate models) Examination Check the resistance between pins 1 and 2 of the solenoid. Resistance: Approx. 35 Σ (at 20°C) Apply battery voltage to pins 1 and 2 of the solenoid and use a...
Exhaust damper Examination Remove carbon deposits from the damper and body. Check valve operation with a vacuum pump. The damper should open and close smoothly. Removing 1. Disconnect...
Forced crankcase ventilation system Crankcase ventilation fitting and hose - check Check for gas leakage at the connection of the crankcase ventilation hose to the fitting. Remove the crankcase ventilation...