Label all parts and store separately so that they can be placed in their original positions when installed.
Mount the cylinder head on a table or in a vise.
If not removed, remove the coolant temperature gauge sensor and oil pressure indicator light sensor.
Holding the camshafts in the places indicated in the figure, unscrew the mounting bolts, remove the camshaft gears.
Having unscrewed the bolts in the reverse order to that shown, remove the camshaft bearing housings.
Attention: Do not mix up the removed elements during assembly. Lids have identification marks (L - intake valve side, R - exhaust valve side).
Remove the valve lifters from the holes in the rocker arms (1).
Before the valves are removed, mark them and store them with their accessories so that they can be returned to their original positions during installation.
Compress the springs on the first valve with a tool and remove the crackers. Carefully release the spring, remove the plate and springs.
Remove the seal from the valve.
Remove the valve from the head. If the valve is stuck in the guide (does not pass through), push it back into the head and file the keyway and valve end with a file.
Elements of the cylinder head 1.6 and 1.8 liter engines
1 - inlet valve;
2 - exhaust valve;
3 - valve seat;
4 - guide sleeve;
3 - spring seat;
6 - spring;
7 - stuffing box (oil cap);
8 - top plate;
9 - crackers.
Universal tool for removing/installing oil seals (oil seals)
Remove the spring seat.
Repeat the procedure for the remaining valves. Be sure to store all valve parts together so that they can be reassembled in their original position.
To quickly disassemble the valves, you can use the following method.
Place the old piston pin on the upper valve disc and hit it with a hammer.
Attention: Be careful. In this case, crackers pop out, and the springs can «jump up».
Remove the valve elements as described above.
Attention: A tool is required to install the valves.
Once the valves and all related parts have been removed and stored properly, the head should be thoroughly cleaned and inspected. If the engine is completely dismantled, complete this process completely before working on the cylinder head.