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Home >> Infiniti >> 2012 >> M37x AWD 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 (AWD)


REMOVAL

1.Disconnect the battery cable from the negative terminal. Removal And Installation
2.Remove air duct (inlet). Removal And Installation
3.Remove air cleaner case RH. Removal And Installation.





4.Remove terminal B harness (1) from harness clamp (A).
5.Remove harness clip (B) from harness bracket (3).
6.Disconnect alternator connector (2).





7.Remove engine under cover. Service and Repair.
8.Remove drive belt. Removal And Installation.





9.Remove alternator mounting bolt (B) and alternator stay mounting bolt (C), and then remove alternator stay (1).
10.Remove alternator mounting bolt (A).





11.Remove alternator from engine and laterally rotate to a position so that terminal B nut (A) is visible.

CAUTION:
Be careful not to damage engine oil filter.
12.Remove terminal B nut, and then remove terminal B harness (1).





13.Remove alternator assembly downward from the vehicle.

INSTALLATION

Note the following item, 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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