PRE-RELEASE
Park Brake Will Not Hold or Release
| Park Brake Will Not Hold or Release |
| Step | Action | Yes | No |
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DEFINITION: This diagnostic table is designed to diagnose ONLY the mechanical components of the PARK brake system in order to determine if the PARK brake system is operating properly. You will be directed by the appropriate Symptom table to go to other brake system diagnostic tables as appropriate.
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1
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Were you sent here from the Park Brake Symptom table?
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Go to
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Go to
Symptoms - Park Brake
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2
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Inspect the disc brake system for proper operation. Refer to
Disc Brake System Diagnosis
.
Did you find and correct a condition? |
Go to
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Go to
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3
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Inspect the park brake system for proper operation. Refer to
Park Brake System Diagnosis
.
Did you find and correct a condition? |
Go to
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Go to
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4
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Inspect the hydraulic brake system for proper operation. Refer to
Hydraulic Brake System Diagnosis
.
Did you find and correct a condition? |
Go to
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Go to
Symptoms - Park Brake
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5
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Road test the vehicle in order to confirm proper operation. Refer to
Brake System Vehicle Road Test
.
Is the condition still present? |
Go to
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System OK
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