1. Turn the ignition switch to the «ON» (II) and make sure the A/C switch is in the «OFF» («Off».) Turn the ignition key to position «OFF».
2. Check the position of the arrow on the auto-tensioner indicator A. Start the engine, then check the idle position again. If the indicator shifts or fluctuates a lot, replace the auto-tensioner.
3. Make sure that there is no increased noise level in the area of the tensioner pulley. In case of unusual noise, replace the auto tensioner.
4. Remove the drive belt.
5. Place a wrench on the drive belt auto-tensioner on top of the engine and slowly turn it in the direction shown. Make sure the tensioner moves smoothly without excessive noise. If the tensioner does not move smoothly or an unusual noise is heard, replace the auto tensioner.
Note. This auto tensioner is hydraulic, so the key must be turned slowly.