1. Turn the steering wheel fully counterclockwise.
2. Support the engine oil pan with a wooden block and raise the engine slightly.
3. Remove the left engine mount.
4. Remove the water pump pulley.
5. Remove the crankshaft pulley.
6. Remove the upper timing belt cover.
7. Check the timing belt for delamination, damage, or other defects. Make sure to check the entire length of the belt thoroughly.
8. Turn the engine crankshaft so that the piston of the first cylinder is set at TDC in the compression stroke. Align the mark on the crankshaft toothed belt pulley with the pointer on the engine cylinder block. Check that the mark on the camshaft pulley is aligned with the pointer on the cylinder head cover.
9. Remove the lower timing belt cover.
10. Loosen bolts 1 and 2 of the tensioner mechanism in the sequence shown in the figure, this will release the spring of the toothed belt tensioner mechanism.
11. Check the position of the belt on the engine pulleys.
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12. Tighten tensioner mounting bolts 1 and 2 in the same order.
13. Turn the engine crankshaft clockwise one full revolution and align the mark on the crankshaft timing belt pulley with the pointer on the engine cylinder block.
Warning! Do not turn the engine crankshaft counterclockwise.
14. In the same order, loosen bolts 1 and 2 securing the timing belt tensioner mechanism.
15. Re-tighten tensioner mounting bolts 1 and 2 in the same order.
Tightening torque: 20-27 Nm
16. Recheck the toothed belt tension. When pressing the tensioned branch of the toothed belt with a force of 49 N, the toothed belt should bend to the center of the head of the tensioner mounting bolt.