Alternator: Service and Repair

GENERATOR

Removal and Installation


QR25DE











Removal
1.Disconnect the battery negative terminal. Removal And Installation Coupe (Coupe models) or Removal And Installation Sedan (Sedan models).
2.Remove RH fender protector side cover. Coupe (Coupe models) or
Sedan (Sedan models).
3.Remove drive belt. Removal and Replacement.
4.Remove engine room cover.
5.Remove "B" terminal nut.
6.Disconnect generator harness connectors.
7.Remove generator bolts using power tools.
8.Remove generator assembly upward.
Installation
Installation is in the reverse order of removal.

CAUTION:
Be sure to tighten "B" terminal nut carefully.
- Install generator and check tension of belt. Procedures.
- This model is equipped with a power generation voltage variable control system. Therefore, perform an inspection of the power generation voltage variable control system operation after replacing the generator.
System Description.

VQ35DE











REMOVAL
1.Disconnect the battery negative and positive terminals. Removal And Installation Coupe (Coupe models) or Removal And Installation Sedan (Sedan models).
2.Remove engine undercover. Coupe (Coupe models) or Sedan (Sedan models).
3.Partially drain engine coolant. Service and Repair.
4.Remove engine room cover.
5.Remove RH front wheel and tire assembly. Adjustment.
6.Remove RH fender protector side cover. Coupe (Coupe models) or
Sedan (Sedan models).
7.Remove air cleaner and duct assembly. Service and Repair.
8.Remove battery tray and bracket. Removal And Installation Coupe (Coupe models) or Removal And Installation Sedan (Sedan models).
9.Remove cooling fan assembly and shroud. Removal and Installation.
10.Remove drive belt. Removal and Replacement.
11.Release clip and reposition power steering tube.
12.Remove the A/C compressor. Service and Repair.
13.Remove A/C idler pulley.
14.Disconnect oil pressure switch.
15.Disconnect the generator harness connectors.
16.Remove the generator bracket.
17.Remove the generator bolts and nut using power tools.
18.Slide the generator out and remove.
INSTALLATION
Installation is in the reverse order of removal.

CAUTION:
Be sure to tighten "B" terminal nut carefully.
- Install generator and check tension of belt. Procedures.
- This model is equipped with a power generation voltage variable control system. Therefore, perform an inspection of the power generation voltage variable control system operation after replacing the generator.
System Description.