3.0 liter V6 SOHC engine Hyundai Sonata 3

Technical specifications
Characteristic Nominal value Limit value Type V-shaped Number of cylinders 6 Cylinder diameter 91.1 mm Piston stroke 76.0 mm Working volume of cylinders 2972 cc...

Tightening moments
Engine mount bracket bolt (10x53 mm and 12x56 mm) — 65-75 and 105-115 Front Stop Bracket Bolt (10 x 25mm & 12 x 30mm) - 33-50 & 65-85 Rear Stop Bracket Bolt (10 x 25mm)...

Possible malfunctions

Adjusting valve clearances
Since the intake and exhaust valves are equipped with automatic adjustment mechanisms, there is no need to adjust the thermal clearances of the valves. The correct...

Tightening the cylinder head bolts
1. Using a special tool (09221—32001), tighten them lightly at first and then fully to the required torque. Bolt tightening torque: Cold engine (engine temperature...

Compression check
1. Before checking the compression, check the engine oil level and make sure the starter and battery are in good working order. 2. Start the engine and wait until the...

Checking the engine oil level
1. Place the vehicle on a level surface. 2. Turn off the engine. 3. Make sure that the engine oil level is within the limits indicated on the dipstick. If the oil level...

Changing engine oil
1. Start the engine and let it run until it reaches normal operating temperature. 2. Turn off the engine. 3. Remove the oil filler cap (on the valve cover) and unscrew...

Replacing the oil filter
Select filter All Hyundai Motor Company engines are equipped with high-quality full-flow oil filters with replaceable filter elements. The quality of replaceable filters...

Adjusting the timing belt tension
1. Remove the cover covering the hole. (This will be easier if you remove the air conditioner compressor drive belt.). 2. Loosen the timing belt tensioner mounting bolt...

Engine Mount — Components

Engine Mounting — Removal
Removal Attach a cable or chain to the engine brackets and lift the engine up to take the load off the dampers. 1. Loosen the engine damper mounting bolts. 2. Remove the...

Engine and gearbox assembly — removal
Removal 1. Remove the battery. 2. Disconnect the air filter. 3. Disconnect the connectors of the reversing lights and the engine compartment wiring harness. 4....

Timing Belt — Removal and Inspection
Removal and checking the belt 1. To remove the engine mounting bracket, support the oil pan on a wooden block and lift until it is completely separated. 2. Remove the...

Rocker arms, their shafts and camshafts
Removal 1. Before removing the rocker arm assembly and their shafts, install special devices (09246- to prevent the valve clearance adjusters from falling out. Note: To...

Rocker arms and their shafts
Examination Rocker arms 1. Inspect the surface of the rocker arm roller. If there are dents, damage, or sticking due to overheating, replace the rocker arm. 2. Check the...

Cylinder Heads, Valves and Valve Springs — Removal and Installation
Removal 1. Using a special key (09221-32001), loosen the cylinder head mounting bolts. 2. Gradually loosen the cylinder head bolts in the sequence shown in the figure....

Oil pump and crankcase — removal and installation
Removal 1. Using a special key (0926032000), remove the oil pressure sensor. 2. Remove the oil filter and crankcase. 3. Remove the oil receiver and its gasket. 4. Remove...

Pistons and connecting rods — removal and installation
Removal Connecting rod lower head cover Warning: To avoid errors during subsequent assembly, arrange the bearings in accordance with their connecting rods (in the order...

Crankshaft — removal, inspection, installation
Removal 1. Remove the timing belt, cylinder head and drive plate, gearbox mounting plate, oil pan. 2. Remove the oil seal housing and rear oil seal. 3. Remove the lower...

Cylinder block — removal, inspection, installation
Removal Remove the timing belt, cylinder heads, drive plate, gearbox mounting plate, oil pan and oil pump housing. Examination Cylinder block 1. Visually check the...

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