This section contains articles on the removal, disassembly, repair and assembly of the engine of VAZ-2112 (Lada 112) cars and their modifications.
Description of the engine design The car is equipped with a liquid-cooled four-stroke four-cylinder in-line gasoline engine. Cross section of engine 21124 (1,6i 16V): 1 - drain plug of the oil pan; 2 -...
Lubrication system — oil and oil filter change The first oil change on a new or overhauled engine after 2000-3000 km, then every 15000 km. The volume of the lubrication system is 3.5 liters. Recommendation. It is better to...
Lubrication system — checking oil pressure If, when the engine is warmed up to operating temperature at idle, the emergency oil pressure lamp lights up, make sure that: A) there are no extraneous sounds coming from the...
Decorative overlay of the engine — removal and installation Models 2112, 21124 and 21114 engines have plastic decorative trims that must be removed for some work. Removing Preparing the car for work (see " Preparing the car for maintenance...
Checking compression in the engine cylinders You will need a compression gauge to do the job. The work is best done with an assistant. 1. We prepare the car for work (see " Preparing the car for maintenance and repair "). 2....
Timing belt — replacement Comment. The timing belt should be replaced every 45,000 km on 16-valve engines and every 75,000 km on 8-valve engines. To complete the work you will need: hex wrench by 5 mm (for...
Crankshaft pulley — removal and installation To perform the work you will need: a strong screwdriver with a wide blade or a mounting spatula, a socket wrench at 17 or 19 mm. The work is best done with an assistant. Removing...
Front crankshaft oil seal — replacement 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, we take it out of the groove in...
Camshaft pulleys — removal and installation 16 valve engines To do the job, you will need a special tool to hold the camshaft pulleys. Comment. The work can be done without this device. It is possible to unscrew the bolts...
Camshaft seals — replacement To work, you will need thin curved pliers. Note. The operation is shown on the example of engine 21124. On other engines, work is performed similarly. Execution sequence 1. We...
Valve clearance adjustment for 2111 and 21114 engines (8v) Comment. To compensate for the thermal expansion of the valve stem, a gap is required between the camshaft cam and the valve lifter. For intake valves, the clearance should be...
Oil seals for engines 2111 and 21114 (8v) — replacement To complete the work you will need: tin rod; magnet; cracker; tweezers; oil seal remover; mandrel for pressing caps. Removing 1. Remove the camshaft (see " Camshaft for 2111 and...
Cylinder head — check To complete the work you will need: a special template or a wide locksmith's ruler; flat feeler set. Execution sequence 1. We prepare the car for work (see " Preparing the car for...
Valves — Lapping To do the job you need: valve grinding tool; rubbing paste. Execution sequence 1. We prepare the car for work (see " Preparing the car for maintenance and repair "). 2. Remove the...
Flywheel — removal and installation Removing 1. Remove the pressure and clutch discs (see " Clutch - replacement "). 2. In any available way, we mark the position of the flywheel on the shaft. 3. socket wrench by 17...
Rear crankshaft oil seal — replacement Removing 1. Remove the flywheel (see above, " Flywheel - removal and installation "). Warning! When performing the following operation, do not scratch the working surface of the...
Engine oil pan — removal and installation, gasket replacement Removing 1. Remove the engine mudguard (see " Mudguard of the engine - removal and installation "). 2. Drain the oil from the engine (see " Lubrication system - oil and oil filter...
Oil intake — removal and installation Removing 1. Remove the engine oil pan (see above, " Engine oil pan - removal and installation, gasket replacement "). 2. Key by 10 mm unscrew two screws (1) fixing the oil intake...
Oil pump — removal, disassembly, assembly and installation Removing 1. Remove the crankshaft pulley and its key (see " Front crankshaft oil seal - replacement "). 2. Remove the engine oil pan (see above, " Engine oil pan - removal and...
Piston rings and connecting rod bearings — replacement To perform the work, you will need a mandrel for piston rings, a torque wrench. Removing 1. We prepare the car for work (see " Preparing the car for maintenance and repair "). 2....
Selection of pistons to block cylinders For new engines, the clearance between the piston and the cylinder is 0.025-0.045 mm and is set by installing pistons of the same class as the cylinder class. To do the job, you...
Left support To complete the work you will need: height-adjustable stop (screw or hydraulic jack); viewing hole or flyover. Removing 1. We prepare the car for work (see " Preparing the car for...
Right support To complete the work you will need: viewing hole or flyover; height-adjustable stand (screw or hydraulic jack). Removing 1. Remove the alternator belt (see " Alternator drive belt...
Rear support of engines 2111 and 21114 (8v) To complete the work you will need: height-adjustable stand (screw or hydraulic jack); viewing hole or flyover. Removing 1. Install the height-adjustable stand (jack) under the...
Lower mount for engines 2112 and 21124 (16v) To complete the work, you will need a viewing hole or overpass. Removing 1. We prepare the car for work (see " Preparing the car for maintenance and repair "). 2. Remove the...
Top Mounting Rod for Engines 2112 and 21124 (16v) Removing 1. We prepare the car for work (see " Preparing the car for maintenance and repair "). 2. Two keys by 15 mm unscrew the nut of the bolt securing the rod to the engine. 3....
Lubrication System — Checking the Oil Level Recommendation. The check should be carried out 10-15 minutes after the engine is stopped 1. We prepare the car for work (see " Preparing the car for maintenance and repair "). 2....