Drive Belt Tensioner Diagnosis
Special Tools
EN-48488 Holding Spanner
For equivalent regional tools, refer to Special Tools .
- Diagnosis consists of a function check on the automatic belt tensioner and a visual check on the belt and the components linked to the belt.
- Install the EN-48488 wrench (2) to the drive belt tensioner pulley bolt (1).
- Apply tension to the drive belt tensioner spring (3) by moving the drive belt tensioner pulley clockwise.
- Allow the drive belt tensioner to slide back slowly and thereby inspect the drive belt tensioner mechanism for practicability.
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