SOHC car engines Hyundai Accent 2

Checking the compression in the cylinder
If the engine runs poorly or intermittently, check the ignition system and fuel system. If the reasons for poor engine performance cannot be found, perform a compression...

Technical data of SOHC engines
Name Nominal values Maximum permissible values General information Type In-line, 12-valve Number of cylinders 4 1.5 l 1.3 l Cylinder diameter 75.5 mm 71.5 mm Piston...

Timing belt — removal and installation
1 – bolt, 20–27 Nm; 2 – tension mechanism spring; 3 – timing belt tension roller; 4 – free side of the toothed belt; 5 – bolt, 80–100 Nm; 6 – camshaft pulley; 7 –...

Checking the timing belt tension
Execution order 1. Turn the crankshaft counterclockwise to the 90° before TDC position as shown in the figure. Warning: Make sure the valves are adjusted properly. 2....

Adjusting the timing belt tension
The tension of the toothed belt is adjusted automatically by the tensioning mechanism. 1. Turn the steering wheel fully counterclockwise. 2. Support the engine oil pan...

Poly V-belt — removal and installation
Removal 1. Loosen the water pump pulley mounting bolts. 2. Loosen the generator support nuts. 3. Loosen the generator mounting bolt and remove the poly V-belt. 4. Remove...

Engine mounts
Removal 1. Attach the lifting gear clamps to the engine lugs and lift so that the engine weight is supported by the lifting gear. 2. Remove the engine support mounting...

Front cover and oil pump
1 – plug, 40–50 Nm; 2 – sealing ring; 3 – plunger; 4 – bolt, 12–15 Nm; 5 – front sealing ring; 6 – front cover; 7 – internal gear of the oil pump; 8 – external gear of...

Air Filter (ACL)
1 – resonance chamber; 2 – air intake pipe; 3 – lid; 4 – air filter element; 5 – air filter housing; 6 – bolt, 8–10 Nm; 7 – bolt, 4–6 Nm; 8 – resonance chamber. Removal...

Cylinder head — removal and installation
1 – bolt, 23–27 N·m + tighten further by 60–62° + tighten further by 60–62°; 2 – cylinder head; 3 – cylinder head gasket. Removal 1. Drain the coolant and disconnect the...

Rocker arms — removal and installation
1 – rocker B; 2 – rocker A; 3 – rocker shaft springs; 4 – intake valve rocker shaft; 5 – exhaust valve rocker shaft. Removal 1. Remove the wide hose and the crankcase...

Hydraulic valve clearance compensators
Fill the hydraulic valve clearance compensator with engine oil, hold it vertically and squeeze it from both sides with your fingers. The main faults of hydraulic valve...

Replacing the valve seat
Execution order 1. Any valve seat insert that has worn to the limit must be replaced at room temperature by cutting off the wall as shown in Figure A. 2. After removing...

Replacing the valve guide bushing
The valve guide is installed using a press. Using the valve guide installer 09221-22000 or a suitable tool, replace the valve guide as follows. Execution order 1. Using...

Valves — removal and installation
1 – exhaust valve; 2 – exhaust valve seat; 3 – valve guide bushing; 4 – valve spring plate; 5 – oil deflector cap; 6 – valve spring; 7 – valve spring holder; 8 –...

Camshaft — Removal and Installation
1 – bolt, 80–100 Nm; 2 – washer; 3 – mounting pin; 4 – camshaft. Removal 1. Disconnect the crankcase ventilation hose. 2. Remove the water pump pulley and crankshaft...

Connecting rods — removal and installation
Piston and connecting rod 1 – connecting rod; 2 – piston pin; 3 – piston; 4 – oil scraper ring; 5 – compression ring No.2; 6 – compression ring No.1; 7 – upper...

Crankshaft — removal and installation
1 – lower shell of the crankshaft main bearing; 2 – upper shell of the crankshaft main bearing; 3 – upper bearing of the crankshaft; 4 – crankshaft angle sensor; 5 –...

Flywheel — removal and installation
1 – toothed crown; 2 – flywheel; 3 – bolt, 130–140 Nm; 4 – drive plate; 5 – adjustment plate; 6 – bolt, 130–140 Nm; 7 – adjustment plate. Removal 1. Remove the gearbox...

Piston pin — removal and installation
Removal 1. To disassemble and reassemble the piston and connecting rod, use special tools 09234-33001. 2. Install the universal supports into the clamp between the...

Exhaust manifold
1 – bolt, 15–20 Nm; 2 – heat shield; 3 – studs, 15–20 Nm; 4 – exhaust manifold gasket; 5 – exhaust manifold. Check the exhaust manifold for damage or cracking. Check the...

Intake manifold and air chamber
1 – intake manifold; 2 – bolt, 15–20 Nm; 3 – throttle assembly; 4 – bolt, 15–20 Nm; 5 – gasket; 6 – fuel line; 7 – air compensation chamber. Removal 1. Disconnect the...

Cylinder block
SOHC Engine Cylinder Block Front Bracket Disassembly 1. Remove the cylinder head, timing belt, front cover, flywheel, pistons and crankshaft. 2. With a special device...

Removal and installation of engine and gearbox
Removal 1. Remove the battery. 2. Remove the air filter. 3. Disconnect the electrical connectors from the reverse light switch and engine wiring harnesses. 4. On a...

Exhaust system
1 – bolt, 30–40 Nm; 2 – gasket; 3 – catalytic converter; 4 – central muffler; 5 – main muffler; 6 – suspension; 7 – nut, 30–40 Nm; 8 – bolt, 40–60 Nm; 9 – exhaust inlet...

Troubleshooting
Sign Probable cause Method of elimination Low compression in engine cylinders The cylinder head gasket is blown Replace the gasket Piston rings are worn or damaged...

Troubleshooting Engine
Troubleshooting When troubleshooting an engine, begin by checking the operation and inspecting the major systems. If the engine is not running properly, has a rough...

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