Inspection Procedure
WARNING: This page is about a different car, the 2008 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK LOOSENESS OF V-RIBBED BELT
- Check the tension of the belt by pushing it down with a finger.
OK:
The tension of the belt is enough.
NG: REPLACE V-RIBBED BELT TENSIONER ASSEMBLY
OK: Go to next step
- Check the tension of the belt by pushing it down with a finger.
- CHECK V-RIBBED BELT FOR WEAR
- Check the V-ribbed belt for wear.
OK:
The V-ribbed belt is not worn.
NG: REPLACE V-RIBBED BELT
OK: Go to next step
- Check the V-ribbed belt for wear.
- CHECK CLUTCH PULLEY FOR WEAR
- Check the clutch pulley groove for wear or other defects.
OK:
The clutch pulley groove is not damaged.
NG: REPLACE CLUTCH PULLEY
OK: Go to next step
- Check the clutch pulley groove for wear or other defects.
- CHECK THAT NOISE WHILE CLUTCH PULLEY IS OPERATING
- Perform a driving test and check if noise occurs when decelerating.
OK:
Noise does not occur.
NG: REPLACE CLUTCH PULLEY
OK: REPLACE GENERATOR ASSEMBLY
- Perform a driving test and check if noise occurs when decelerating.