Attention! The head is fastened with bolts with internal 6-sided slots. Before removing the head, read the procedure for removing the toothed belt and other components.
Engine 2.0L
2.0L Engine Cylinder Head
1. Nut (8 pcs.); 2. Washer; 3. Exhaust manifold; 4, 7, 11. Gasket; 5. Bolt (5 pieces.); 6. Intake manifold; 8. Head bolt; 9. Washer (10 pieces.); 10. Cylinder head
Removal and installation
1. Disconnect the battery from the ground.
2. Drain the liquid.
3. Remove the carburetor and both manifolds.
4. Remove the radiator.
5. Remove fan and pulley.
6. Remove a cover of a head of cylinders, designate all disconnected hoses, cables and wires.
7. Remove the upper belt cover. Set the piston of the 1st cylinder to the TDC of the compression stroke.
8. Unscrew the camshaft bolt, and, without allowing the crankshaft to rotate and the belt to loosen, remove and place the sprocket on the holder in the bottom cover. If necessary, use a soft pad to maintain tension.
9. Remove the cylinder head bolts in 2-3 steps in the order shown.
10. Turn out bolts, without violating the order.
11. Remove the head, if necessary, displace with light blows through a block of wood.
12. Clean the removed head. Do the necessary work.
13. Installation is carried out in the reverse order.
14. Install a new gasket and install the head in one motion (mark for selection of cylinder head gasket - indicated by an arrow).
15. Tighten the bolts in the order shown, first by hand and then in 2 stages - first with a torque of 46 Nm, then tighten with a torque of 92 Nm. Tighten the camshaft bolt with a torque of 88 Nm, making sure that the rollers and rocker arms are correctly installed.
2.4L engine
2.4L engine cylinder head
1. Air outlet; 2. Branch pipe; 3. Kick-down cable (on vehicles with automatic transmission); 4. Accelerator cable; 5. Upper radiator hose; 6. Power steering pump; 7. Belt; 8. Upper belt cover; 9. Cylinder head cover; 10. Camshaft sprocket bolt; 11. Cylinder head; 12. Gasket
Procedure for loosening and tightening cylinder head bolts (2.4 l)
1. Weakening; 2. Tightening; 3. Exhaust valves; 4. Inlet; 5. To the belt
Removal and installation
1. Decompress. Disconnect the battery from the ground.
2. Drain the liquid.
3. Disconnect the upper radiator hose and heater hoses.
4. Remove the air duct and tube.
5. Disconnect the accelerator cable.
6. Disconnect and muffle fuel hoses, designate all disconnected hoses, cables and wires.
7. Remove the power steering pump and set aside without disconnecting from the line.
8. Remove the upper belt cover and cylinder head cover.
9. Align the marks on the camshaft sprocket and on the cylinder head.
10. Turn away a bolt and remove an asterisk of a cam-shaft, having rested it in the bottom cover.
Attach the belt securely to the sprocket. Rotation of the crankshaft is not allowed.
11. Disconnect the wires from the candles, remove the ignition distributor (subsection 3.4.2).
12. Disconnect the exhaust pipe.
13. Turn away bolts of a head in order from the periphery to the center and remove a head of cylinders.
14. If necessary remove collectors. Clear your head.
15. Installation is carried out in the reverse order. Install a new gasket and install the head. Tighten the bolts in the order shown, first by hand and then in 2 stages - first with a torque of 100 Nm. Tighten the camshaft sprocket bolt to 100 Nm.
2.6L engine
How to loosen the cylinder head bolts (2.6 l)
Arrow - to the chain
Removing
1. Disconnect the battery from the ground.
2. Drain the liquid.
3. Remove the compressor belt.
4. Remove guards from the brake master cylinder and exhaust manifold.
5. Remove the air filter.
6. Disconnect the hose from the thermostat.
7. Remove the secondary air filter and tube.
8. Remove any brackets that may interfere with head removal
9. Disconnect the hoses and remove the cylinder head cover.
10. Set the piston of the 1st cylinder to the TDC of the compression stroke.
11. Disconnect the fuel lines, vacuum hose, heater hoses. Remove the oil gauge.
12. Disconnect high voltage wires.
13. Disconnect the converter from the exhaust pipe.
14. Label and disconnect the remaining connectors, wires and hoses.
15. Turn away a bolt of a camshaft, get a gear wheel of a drive of the distributor.
16. Without allowing the crankshaft to rotate and the chain to loosen, remove and place the sprocket with the chain on the holder in the bottom cover. If necessary, use a soft pad to maintain tension.
17. Remove the cylinder head bolts in 2-3 steps in the order shown.
18. Before loosening bolt N2, loosen the 2 front bolts.
19. Remove the cylinder head gaskets.
20. Remove the head by displacing it with light blows of a soft hammer at the corners. Clear your head.
Installation
1. Installation is carried out in the reverse order. Lubricate with 3V ART 8660 sealant the joint surface of the chain case and cylinder block, preventing the sealant from entering the oil channels.
2. Lay a new gasket label up and install the head.
3. Tighten the bolts in the order shown, first by hand and then in 3 stages - first with a torque of 27 Nm, then with 61 Nm. and finally - with a moment of 92 Nm. Tighten the 2 front bolts to 19 Nm. in 3 stages (5.4, 12 and 19 Nm.).
4. Replace all removed gaskets and seals. Tighten the camshaft sprocket bolt to 54 Nm. Install an asterisk. without disturbing the chain tension and preventing the crankshaft from rotating.
Engine 3.0 and 3.5 L
Attention! To remove and install the camshaft sprocket, you will need tools MB 990767-01, MB 998715 or equivalent. The use of other tools is not allowed.
Timing parts mounted on the cylinder head
1. Valve for the additional jet of the combustion chamber; 2, 10. Rusk; 3, 11. Plate; 4, 12. Spring; 5, 13. Support washer; 6, 14. Valve; 7, 15. Cap; 8, 16. Guide sleeve; 9, 17. Saddle
How to loosen the cylinder head bolts (3.0 and 3.5 liters)
1. Right head
2. Left head
Cylinder Head Bolt Tightening Order (3.0 and 3.5 liters)
1. Right head
2. Left head
3. Washer
Removal and installation
1. Decompress the fuel system.
2. Disconnect the battery from the ground.
3. Drain the coolant and disconnect the upper radiator hose.
4. Remove air duct, drive belts, fan and pulleys.
5. Remove the compressor and power steering pump, set aside without disconnecting from the lines.
6. On the right head of cylinders disconnect conducting and remove the generator and an arm. Remove the oil gauge.
7. Remove the toothed belt covers.
8. Set the piston of the 1st cylinder to the TDC of the compression stroke, release the tensioner bolt and mark the direction of rotation on the belt, remove the toothed belt. Rotation of the crankshaft is not allowed.
9. Disconnect high voltage wires.
10. When dismantling the left cylinder head, remove the ignition distributor (see subsection 3.4.2).
11. Remove the cylinder head cover.
12. Remove both manifolds (see subsection 3.4.15 and subsection 3.4.16).
13. Turn away bolts and remove a head of cylinders. If necessary, first remove the camshaft sprocket, alternator bracket and rear belt cover.
14. Installation is carried out in the reverse order. Lay a new gasket with the mark up, and install the head. Tighten the bolts in the order shown, first by hand and then in 3 stages with a torque of 90–10 Nm. (until 1991) or 103–113 Nm. (1992-98).
To establish a gear belt, being guided by the description resulted above.