Timing Belt Tensioner: Testing and Inspection

Semi-automatic toothed belt tensioning roller, checking

Special tools and equipment






^ T10020 toothed belt tensioner
^ Mirror

Installation position






^ Angled retainer (arrow) must be located in cutout on cylinder head.

Requirements

^ Engine must be at most warm to the touch

Test sequence

- Place camshaft sprocket on cyl. 1 TDC






- Note position of pointer -2- (using mirror).
- Turn crankshaft two rotations in direction of engine rotation and check camshaft drive belt tension again. It is important that the last 45° (1/8 turn) of rotation is made without interruption.
- Tensioning roller must move back to its initial position (notch -1- and indicator -2- align again).

Note: Check using mirror.