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Home >> Infiniti >> 2012 >> M37 V6-3.7L (VQ37VHR) >> Repair and Diagnosis >> Starting and Charging >> Charging System >> Alternator >> Service and Repair >> Removal And Installation
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Removal And Installation




ALTERNATOR

VQ37VHR : Removal and Installation (2WD)


REMOVAL

1.Disconnect the battery cable from the negative terminal. Removal And Installation.
2.Remove engine engine under cover. Service and Repair
3.Remove drive belt. Removal And Installation





4.Disconnect alternator connector (1).
5.Remove terminal B nut (A), and then remove terminal B harness.
6.Remove the harness bracket bolts (B).





7.Remove oil pressure switch harness clip (C) from alternator stay (1).
8.Disconnect oil pressure switch connector (D) and oil temperature sensor connector (E).
9.Remove alternator mounting bolt (B) and alternator stay mounting bolt (F), and then remove alternator stay.
10.Remove alternator mounting bolt (A).
11.Remove alternator assembly downward from the vehicle.

INSTALLATION

Note the following items, and then install in the reverse order of removal.

CAUTION:
- Be sure to tighten terminal B nut carefully.
- Install alternator, and check tension of belt. Procedures.
- For this model, the power generation voltage variable control system that controls the power generation voltage of the alternator has been adopted. Therefore, the power generation voltage variable control system operation inspection should be performed after replacing the alternator, and then make sure that the system operates normally. Power Generation Voltage Variable Control System Operation Inspection.
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