S2000 L4-2.2L (2004)
Drive Belt Tensioner: Testing and Inspection
Auto-tensioner Inspection/Replacement
1. Check whether there is a change in the position of the auto-tensioner before starting the engine and after starting the engine. If there is a change in
the position, replace the auto-tensioner.
2. Check for abnormal noise from the tensioner pulley. If abnormal noise is heard, remove the auto-tensioner and replace the tensioner pulley,
3. Turn off the engine. Move the auto-tensioner (A) with the belt tensioner release tool to relieve tension from the alternator-compressor belt (B),
then remove the belt.
4. Attach a torque wrench (A) to the pulley bolt.
Measure the torque on the tensioner internal spring by moving the torque wrench in the direction shown. If the measurement is less than the
specified value, replace the auto-tensioner.
