Toyota 2GR-FE Manual page 846

Noise Occurs from Generator while Engine is Running
INSPECTION PROCEDURE
1
CHECK LOOSENESS OF V-RIBBED BELT
OK
2
CHECK V-RIBBED BELT FOR WEAR
OK
3
CHECK CLUTCH PULLEY FOR WEAR
OK
4
CHECK FOR NOISE WHILE CLUTCH PULLEY IS OPERATING
OK
REPLACE GENERATOR ASSEMBLY
2GR-FE CHARGING – CHARGING SYSTEM
(a) Check the tension of the belt by pushing it down with a
finger.
OK:
The tension of the belt is enough.
NG
(a) Check the V-ribbed belt for wear.
OK:
The V-ribbed belt is not worn.
NG
(a) Check the clutch pulley groove for wear or other defects.
OK:
The clutch pulley groove is not damaged.
NG
(a) Perform a driving test and check if noise occurs when
decelerating.
OK:
Noise does not occur.
NG
REPLACE V-RIBBED BELT TENSIONER
ASSEMBLY
REPLACE V-RIBBED BELT
REPLACE CLUTCH PULLEY
REPLACE CLUTCH PULLEY
CH–9
CH