Engine management system — design description Engine management system 21129: 1 - switch (lock) ignition; 2 - main relay; 3 - battery; 4 - block diagnostic connector; 5 - instrument panel; 6 - electric fan of the engine cooling system; 7 -...
Basic data for control, adjustment and maintenance Table 9.2.11. Basic data for control, adjustment and maintenance Spark plug marking (manufacturer) AU17DVRM (Bosch Saratov) DR15YC-1 (Brisk) FR7DCU (Bosch) Spark plug thread M14x1.25 Gap between...
Description of the engine management system Location of elements of the engine management system 21129: 1 - solenoid valve of the system for changing the length of the channels of the intake pipeline; 2 - adsorber purge valve; 3 - absolute...
Checking the technical condition of the engine management system Electronic control unit (ECU) engine management system has a self-diagnosis mode. When the ignition is turned on, the engine control system malfunction indicator lamp should light up, which indicates...
Ignition coil — check and replacement To do the job you will need: a multimeter (in ohmmeter and voltmeter mode). Checking and removing 1. We prepare the car for work (see « Preparing the car for maintenance and repair »). 2. Remove the...
Spark plugs — replacement Spark plugs are replaced according to the manufacturer's recommendation every 30,000 km of run or when they fail, if the engine begins to work unstably at idle. To perform the work you will need: a...
Throttle assembly — removal, gasket replacement and installation The throttle assembly is non-separable, cannot be repaired and, in case of a malfunction, must be replaced. The need to perform work is determined during the check of the technical condition of the...
Nozzles — check and replacement To check the injectors you will need a multimeter, wire (1.5—2 m), insulating tape. Examination 1. We prepare the car for work (see « Preparing the car for maintenance and repair »). 2. Remove the...
Canister purge valve — check and replace The need to perform this work is determined during the inspection of the technical condition of the engine control system (see « Engine Management System - Troubleshooting »). Valve installed in the...
Crankshaft position sensor — check and replace To complete the work you will need: a viewing ditch or overpass, a multimeter (in voltmeter mode). Removing 1. To access the sensor, we install the car on an inspection ditch and prepare the car for...
Camshaft Position Sensor — Check and Replace To do the job you will need: a multimeter (in voltmeter mode). Removal and inspection 1. We prepare the car for work (see « Preparing the car for maintenance and repair »). 2. Remove the engine trim...
Coolant temperature sensor — check and replace The need to perform work can be determined by the fault code read through the diagnostic connector. Days of work required: multimeter (in the voltmeter mode, an ohmmeter with a measurement limit from...
Absolute pressure and air temperature sensor — replacement Sensor malfunction is determined during the diagnosis of the engine control system (see « Checking the technical condition of the engine management system »). Execution sequence 1. We prepare the car...
Knock sensor — check and replace The need to perform work can be determined by the fault code read through the diagnostic connector (see « Checking the technical condition of the engine management system »). To do the job you will...
Oxygen concentration sensor — check and replacement The need to perform work can be determined by the fault code read through the diagnostic connector (see « Checking the technical condition of the engine management system »). The vehicle has two...
Electronic gas pedal — check and replacement The need to perform work can be determined by the fault code read through the diagnostic connector (see « Checking the technical condition of the engine management system »). The gas pedal position...
Brake Pedal Position Sensor — Check and Replace The brake pedal position sensor is mounted in the same housing as the brake light switch. You will need a multimeter to do the job. Checking the inclusion of braking signals is carried out with an...
Clutch pedal position sensor — check and replace You will need a multimeter to do the job. Execution sequence 1. We prepare the car for work (see « Preparing the car for maintenance and repair »). 2. Press the latch and disconnect the wiring...