Master Cylinders
| Condition | Code | Procedure |
|---|---|---|
| Brake fluid leaking from rear of master cylinder bore | B | Require repair or replacement |
| Brake pedal drops intermittently | A | Require repair or replacement |
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NOTE:
This condition may be normal on some vehicles equipped with anti-lock brakes.
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| Fluid level low | Further inspection required | |
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NOTE:
Refer to OEM procedures for adjusting low fluid level. Inspect for brake hydraulic leaks and friction material wear.
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| Internal valve failure | A | Require repair or replacement |
| Master cylinder leaking brake fluid internally | A | Require repair or replacement |
| Piston does not return | A | Require repair or replacement |
| Ports plugged | A | Require repair or replacement |
| Pushrod out of adjustment | B | Require Repair or Replacement |
| Rubber master cylinder cover gasket distorted and gummy | A | Require replacement of the gasket |
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NOTE:
This condition may indicate contaminated brake fluid. See Brake Fluid.
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