Diagnostic Category
| Diagnostic Information
|
DEFINITION: The following table consists of 8 diagnostic categories that are
located in the left-hand column. Using this column, choose the appropriate category
based on the operating conditions of the vehicle or transmission. After selecting
a category, use the right-hand column to locate the specified symptom diagnostic information.
|
Electrical Diagnosis
| • | A/T warning indicator always ON or flashes continuously |
| • | O/D OFF indicator always ON |
| • | O/D OFF indicator inoperative |
|
| • | Refer to overdrive OFF indicator, always ON |
| • | Refer to overdrive OFF indicator inoperative |
|
Fluid Diagnosis
| • | Fluid condition - appearance, contaminants, smell, overheating |
| • | Line pressure - high or low |
|
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Noise and Vibration Diagnosis
| • | Noise - drive gear, final drive, whine, growl, rattle buzz, popping |
| Refer to
Noise and Vibration Analysis
|
Range Performance Diagnosis
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Shift Quality/Feel Diagnosis
Harsh shifts
|
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Shift Pattern
| • | One forward gear only |
|
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Torque Converter Diagnosis
Torque Converter Diagnosis
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If no symptoms are found
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