Symptom Troubleshooting Chart - Drive Belts
SYMPTOM TROUBLESHOOTING CHART - DRIVE BELTS
| Problem |
Possible Cause |
Action |
| Drive belt cracking |
|
- INSPECT drive belt for cracking parallel with and through to backing. INSTALL a new drive belt as necessary.
|
| Drive belt chunking |
|
|
| Drive belt noise or squeal |
|
- DETERMINE what area of the pulley(s) the noise is coming from, then CHECK that area with a straightedge. CHECK for the accessory pulley(s) to be out of position in the fore/aft direction or at an angle to the straightedge.
|
| Drive belt does not hold tension |
- Drive belt cracking or damaged.
|
- INSPECT drive belt for cracking parallel with and through to backing. INSTALL a new drive belt as necessary.
|
- Drive belt tensioners worn or damaged.
|
|
| Drive belt squeal or chirp |
- Incorrect drive belt installed.
|
- CHECK drive belt for correct part application.
|
- Lubricant or other contamination on drive belt.
|
- CHECK drive belt for oil, coolant, power steering fluid, brake fluid or other contamination. REMOVE drive belt and wash with detergent and water. If drive belt cannot be cleaned or is damaged (softened) by contamination, INSTALL a new drive belt.
|
- Drive belt pulleys and devices not aligned correctly, damaged or not rotating freely.
|
- CHECK pulleys for correct alignment, and devices and pulleys for correct freedom of rotation and damage. REPAIR pulleys and devices as necessary.
|