G37 Coupe V6-3.7L (VQ37VHR) (2008)
3. Align the matching mark (B) of drive pinion with the matching mark (A) of companion flange (1), and then install the companion flange (1).
4. Apply anti-corrosion oil to the thread and seat of new drive pinion lock nut, and temporarily tighten drive pinion lock nut to drive pinion.
CAUTION:
Never reuse drive pinion lock nut.
5. Tighten drive pinion lock nut within the limits of specified torque so as to keep the pinion bearing preload within a standard values.
A: Preload gauge [SST: ST3127S000 (J-25765-A)]
Total preload torque: A value that add 0.1 - 0.4 Nm (0.01 - 0.04 kg-m) to the measured value when removing.
CAUTION:
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Adjust to the lower limit of the drive pinion lock nut tightening torque first.
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If the preload torque exceeds the specified value, replace collapsible spacer and tighten it again to adjust. Never loosen drive pinion
lock nut to adjust the preload torque.
6. Set a dial indicator (A) vertically to the tip of the drive pinion.
7. Rotate drive pinion to check for runout.