Drive Belt Inspection

Engine. Lexus Is250, Is220D. Gse20 Ale20
2Ad-Fhv Engine Mechanical. Lexus Is250, Is220D. Gse20 Ale20

  1. INSPECT V-RIBBED BELT

  2. INSPECT V-RIBBED BELT TENSIONER ASSEMBLY

Drive Belt -- Inspection



1. INSPECT V-RIBBED BELT


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Engine Mechanical.Engine.Drive Belt Inspection

  1. Visually check the belt for excessive wear, frayed cords, etc. If any defect is found, replace the belt.

    HINT:
    1. Cracks on the rib side of a belt are considered acceptable. If the belt has chunks missing from the ribs, it should be replaced.
    2. A "new belt" is a belt which has been used for less than 5 minutes with the engine running.
    3. A "used belt" is a belt which has been used for 5 minutes with the engine running.


2. INSPECT V-RIBBED BELT TENSIONER ASSEMBLY

  1. Check that the tensioner turns smoothly by turning it clockwise and counterclockwise. If a malfunction exists, replace the tensioner.