Removal and Installation

ALTERNATOR


VQ25HR : Removal and Installation (2WD)


REMOVAL
1. Disconnect the battery cable from the negative terminal.
2. Remove engine front undercover, using power tools.
3. Remove radiator cooling fan assembly. Exploded View.
4. Remove drive belt. Service and Repair.





5. Disconnect alternator connector (1).
6. Remove "B" terminal nut (2).
7. Remove the harness bracket bolts (A).





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

INSTALLATION
Install in the reverse order of removal.

CAUTION:
Be sure to tighten "B" terminal nut carefully.
- Install alternator, and check tension of belt. Service and Repair.
- 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.