RL V6-3.7L (2009)
Drive Belt Tensioner: Testing and Inspection
Drive Belt Auto-tensioner Inspection
Special Tools Required
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Belt tension release tool Snap-on YA9317 or equivalent, commercially available
1. Remove the right upper fender trim.
2. Turn the ignition switch to ON (II), and make sure to turn the A/C switch OFF. Turn the ignition switch to LOCK (0).
3. Check the position of the auto-tensioner's indicator pointer (A). Start the engine, then check the position again with the engine idling. If the
position of the indicator moves or fluctuates a lot, replace the auto-tensioner. See: Service and Repair/Drive Belt Auto-Tensioner Replacement
4. Check for abnormal noise from the tensioner pulley. If you hear any abnormal noise, replace the auto-tensioner pulley. See: Service and
Repair/Drive Belt Auto-Tensioner Pulley Replacement
5. Remove the drive belt. See: Drive Belt/Service and Repair
6. Move the auto-tensioner within its limit using the belt tension release tool in the direction shown. Check that the tensioner moves smoothly and
without any abnormal noise. If the tensioner does not move smoothly, or you hear abnormal noises, replace the auto-tensioner. See: Service and
Repair/Drive Belt Auto-Tensioner Replacement
7. Remove the auto-tensioner. See: Service and Repair/Drive Belt Auto-Tensioner Replacement
8. Clamp the auto-tensioner (A) by using a 10 mm bolt (B), 8 mm bolt (C), and a vise (D) as shown. Do not clamp the auto-tensioner itself.
