 REMOVAL
1.Remove engine assembly from the vehicle. Refer to Exploded View (GT-R certified NISSAN dealer).
2.Disconnect the heated oxygen sensor 2 connector and harness from the heat insulator.
3.Remove the three-way catalyst (bank 1) and (bank 2) from the engine assembly. Refer to Exploded View.
4.Remove the heat insulator from the flywheel housing assembly.
5.Remove the engine mounting insulator (rear) from the flywheel housing assembly. Refer to Exploded View (GT-R certified NISSAN dealer).
6.Remove the starter motor. Refer to Exploded View (GT-R certified NISSAN dealer).
7.Remove the crankshaft position sensor (POS). Refer to Exploded View (GT-R certified NISSAN dealer).■ CAUTION ■ - Never subject it to impact by dropping.
- Never disassemble the sensor.
- Check that metal powder does not adhere to magnetic area on top of sensor.
- Keep the sensor away from magnetic materials.
8.Remove the rear plate cover (1) using a flat-bladed screwdriver (A).

■ CAUTION ■ Never damage the flywheel housing assembly.
9.Rotate the crankshaft and remove the bolts ( : 6 places) that secure the flywheel to drive line torsional vibration damper.

■ CAUTION ■ Rotate crankshaft clockwise (as viewed from the front of the engine).
10.Remove the mounting bolts of engine assembly and flywheel housing assembly.
11.Remove the flywheel housing assembly from the engine assembly.
 INSTALLATION
Note the following, and install in the reverse order of removal. 
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