Drive Belt Tensioner Diagnosis
|
Drive Belt Tensioner Diagnosis
|
Step
|
Action
|
Yes
|
No
|
1
|
2.
|
Inspect the drive belt tensioner pulley.
|
Is the drive belt tensioner pulley loose or misaligned?
|
Go to
|
Go to
|
2
|
Rotate the drive belt tensioner.
Does the tensioner rotate without any unusual resistance or binding?
|
Go to
|
Go to
|
3
|
1.
|
Use a torque wrench in order to measure the torque required to move the tensioner off of the stop.
|
2.
|
Use a torque wrench on a known good tensioner in order to measure the torque required to move the tensioner off of the stop.
|
Is the first torque reading within 10 percent of the second torque reading?
|
System OK
|
Go to
|
4
|
Replace the drive belt tensioner. Refer to
Drive Belt Tensioner Replacement
.
Is the repair complete?
|
System OK
|
-
|