Withdrawal
1. Remove the A/C compressor belt.
2. On early model engines, remove the lower fan diffuser; on late model engines, remove the radiator fan together with the diffuser.
3. Remove the starter.
4. Install the retainer (1) crankshaft on M10x1.5 bolts 120 and 45 mm long. The latch tooth should fit between the teeth of the flywheel crown. Tighten the mounting bolts. Tightening torque 50 Nm.
5. Remove the bolt (139) fastening the crankshaft pulley. The bolt is not re-installed, but it will come in handy when putting the pulley in place.
6. Using a puller, remove the pulley.
1 - puller, 2 - support
Installation
Attention: the crankshaft pulley bolt is tightened in four passes. The first pass uses the OLD mounting bolt, the rest use the NEW bolt.
1. Install the pulley on the toe of the crankshaft without distortion, if possible.
2. Using a special mandrel, press the pulley onto the toe of the crankshaft.
3. Install the OLD pulley bolt. Tighten the bolt. Tightening torque 330 Nm.
4. Turn out an old bolt.
Attention: the toe of the crankshaft must be recessed relative to the end of the pulley by 2.4-4.5 mm.
5. Check the amount of sinking of the toe of the crankshaft relative to the end face of the pulley. If the sinking is out of range, repeat step 2.
6. Install a NEW pulley bolt. Tighten the bolt in two steps. Tightening torque: 1st pass 50 Nm; Tighten the 2nd pass by 140°.
7. Remove the crankshaft retainer.
8. Install starter.
9. Install the radiator fan and fan diffuser.
10. Install the A/C compressor drive belt.
11. Carry out the procedure for learning the variable valve timing system.