Alternator: Service and Repair

Generator: Removal and Installation - VQ40DE Models










NOTE:

When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.

Removal

1) Disconnect the negative battery terminal.Refer to [Battery: Removal and Installation] Removal and Replacement.
2) Remove engine cooling fan (Motor driven type). Refer to [Engine Cooling Fan: Removal and Installation (Motor driven type)] Motor Driven Type.
3) Remove the drive belt. Refer to [Drive Belts: Removal and Installation] Removal and Installation.
4) Remove generator stay, using power tools.
5) Remove the generator upper bolt, using power tools.
6) Disconnect the generator harness connectors.
7) Remove the generator.

Installation

Installation is in the reverse order of removal.

- Install the generator and check tension of drive belt. Refer to [Drive Belts: Adjustment] Adjustments.






CAUTION:
Be sure to tighten terminal "1" nut carefully.

- For this model, the power generation voltage variable control system that controls the power generation voltage of the generator has been adopted. Therefore, the power generation voltage variable control system operation inspection should be performed after replacing the generator, and then make sure that the system operates normally. Refer to [Power Generation Voltage Variable Control System Operation Inspection] Power Generation Voltage Variable Control System Operation Inspection.