Basic data for inspection and repair Engine Model 21129 Symbol 1.6 l 16-cl engine's type Petrol, four-cylinder, in-line Working volume, l (see 3 ) 1,6 (1596) Cylinder diameter, mm 82 Piston stroke, mm 75,6 Compression ratio 10,5 Number...
Description of the design of the engine 21129 Cross section of engine 21129: 1 - drain plug of the oil pan; 2 - crankshaft; 3 - oil filter; 4 - catalytic manifold; 5 - coolant pump; 6 - piston; 7 - catalytic manifold gasket; 8 - oxygen...
Cleaning the engine and engine compartment Warning! There are many electronic components in the engine compartment, therefore we do not recommend cleaning the engine compartment with high-pressure cleaners (like most car washes do). You will...
Engine — condition check The technical condition of the engine depends on the mileage of the car, the timeliness of periodic maintenance, the quality of the operating materials used, as well as the quality of the repair....
Checking the engine by external signs 1. We prepare the car for work (see « Preparing the car for maintenance and repair »). Remove engine trim (see « Decorative overlay of the engine - removal and installation »). Removing the engine...
Oil pressure — check If, when the engine is warmed up to operating temperature at idle, the emergency oil pressure lamp lights up, then you need to make sure that: A) the oil level in the engine crankcase is correct (see...
Compression in the engine cylinders — check You will need a compression gauge to do the job. We work with an assistant. Execution sequence 1. We prepare the car for work (see « Preparing the car for maintenance and repair »). 2. We warm up the...
Engine oil consumption — check The check should begin immediately after the next change of engine oil. Execution sequence 1. Warm up the engine to operating temperature (before turning on the electric fan). 2. After the electric...
Engine oil level — check Recommendation. The check should be carried out 70-75 minutes after the engine has stopped. Execution sequence 1. We prepare the car for work (see « Preparing the car for maintenance and repair »)....
Engine oil and oil filter — change The first oil change on a new or overhauled engine should be carried out after 2500-3500 km of run, then every 15,000 km. The volume of the lubrication system is 3.5 liters. Recommendation. For a...
Decorative overlay of the engine — removal and installation The decorative overlay is held by four rubber couplings put on the studs of the intake module cover. Removing 1. We prepare the car for work (see « Preparing the car for maintenance and repair »). 2....
Mudguard of the engine — removal and installation Work may be required when repairing the engine, its systems, as well as accessing other parts of the car. To perform the work, an inspection ditch or overpass is required. Comment. The mudguard is...
Accessory drive belt — check The engine has one accessory drive belt. In the basic configuration, a belt 6RK 1039 is used. It drives the generator and the compressor of the air conditioning system. Belt tension is provided by a...
Accessory drive belt — replacement The need to replace the belt is determined during the inspection of its condition (see above). Belt removal may be required for other repairs (e.g. when replacing a generator). In the event that the...
Timing Belt — Checking Condition The engine camshafts are driven by a toothed belt. The drive is carried out from the crankshaft. The belt drive is equipped with a tensioner that automatically maintains the belt tension in the...
Timing belt — replacement The belt is replaced in accordance with the maintenance plan - every 180,000 km of run (see « Maintenance plan »). An assistant is required to complete the work, and it is also desirable to have a...
Timing belt rollers — replacement Recommendation. If, when the engine is running, a strong rotating bearing noise is heard in the area under the front timing belt covers (see « Engine - condition check »), the condition of the idler...
Camshaft seals — replacement To do the job, you will need a special tool to hold the camshaft pulleys. Comment. Work can be done without this device if you can unscrew the bolts securing the camshaft pulleys. Execution sequence...
Hydropushers — removal and installation Removing 1. Remove the camshafts (see above, « Camshafts - removal and installation »). Recommendation. When assembling the hydraulic pushers, it is recommended to install them in their original...
Oil seals — replacement Comment. Valve stem seals can be replaced without removing the cylinder head from the cylinder block. To dry out the valves, a compressor and an adapter with a hose for forcing air into the cylinder...
Cylinder head — removal and installation Comment. The cylinder head can be removed complete with camshafts and thermostat (to access the connecting rod and piston group, to replace the gasket, etc.). If the head is to be repaired, it is...
Cylinder head — check To perform the work, you will need a special template or a wide locksmith's ruler; flat feeler set. Examination 1. Remove the cylinder head (see « Cylinder head - removal and installation »), 2. We...
Valves — Lapping To do the job, you will need a valve lapping tool; rubbing paste. 1. Remove the valve stem seal (see « Oil seals - replacement »). 2. Remove the valve from the guide sleeve. 3. Apply lapping paste to...
Front crankshaft oil seal — replacement Removing 1. Remove the timing belt (see « Timing belt - replacement »). 2. Remove the toothed pulley from the crankshaft. 3. In order not to lose the key and not damage the new oil seal with it, use...
Flywheel — removal and installation Removing 1. Remove the pressure and clutch discs (see « Clutch »). 2. In any available way, we mark the position of the flywheel on the shaft (it will make installation easier). 3. Using a 17 mm...
Rear crankshaft oil seal — replacement Removing 1. Remove the flywheel (see « Flywheel - removal and installation »). Warning! When performing the following operation, do not scratch the working surface of the crankshaft. 2. With a...
Engine oil pan — removal, gasket replacement and installation Comment. The work is shown on a car with a stamped steel oil pan. On vehicles with manual gearbox, the oil pan is made of aluminum alloy. The pallet is fixed with bolts of different lengths. During...
Oil intake — removal and installation Removing 1. Remove the engine oil pan (see « Oil pan - removal, gasket replacement and installation »). 2. Using a 10 mm wrench, unscrew the two bolts 1 securing the oil intake to the main bearing...
Oil pump — removal, inspection and installation Removing 1. Remove the crankshaft pulley and its key (see « Front crankshaft oil seal - replacement »). 2. Remove the crankshaft position sensor (see « Crankshaft position sensor - check and replace...
Piston rings and connecting rod bearings — replacement Piston rings are replaced during the repair of the connecting rod and piston group, if they are worn or damaged. Also, the rings are replaced during the overhaul of the engine. You will need a piston...
Piston and connecting rod — replacement Excessively worn pistons must be replaced. Replacing the piston and connecting rod may be required if the valve hits the piston, caused by a violation of the valve timing or a broken timing belt. To...
Power unit mounts — replacement To reduce the transmission of vibration from the engine to the body, the power unit (engine with gearbox) suspended on two supports, which are installed on the right... ...and to the left of the...