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Vauxhall Astra J11 · Engine
11 · Engine

Drive Belt Tensioner Diagnosis

Make
Vauxhall
Model
Astra J
Section
Engine mechanics - 1.3L Diesel › Other Information › Drive Belt Tensioner Diagnosis
EngineDrive Belt Tensioner Diagnosis

Drive Belt Tensioner Diagnosis



Step
Action
Yes
No

Caution: Allowing the drive belt tensioner to snap into the free position may result in damage to the tensioner.


1
2. Inspect the drive belt tensioner pulley.

Is the drive belt tensioner pulley loose or misaligned?
Go to Step 4
Go to Step 2

2
Rotate the drive belt tensioner.

Does the tensioner rotate without any unusual resistance or binding?
Go to Step 3
Go to Step 4

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 Step 4

4
Replace the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .

Is the repair complete?
System OK
-
 

Parts & tools for this job For Vauxhall Astra

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