Soft Brake Pedal Diagnosis
The brake pedal feels soft or spongy at all times, indicating a potential issue in the hydraulic brake system such as air in the lines, a fluid leak, or a failing master cylinder.
Diagnosis Details
Possible Causes
Air in the brake lines (requires bleeding)
Brake fluid leak (at caliper, wheel cylinder, or line)
Faulty master cylinder (internal bypass or worn seals)
Related OBD-II Codes
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What You Should Do
Check brake fluid level and condition.
Inspect for visible leaks around calipers, lines, and master cylinder.
If fluid is low, top off and test; if pedal remains soft, bleed the brake system to remove air.
If problem persists, have the master cylinder tested or replaced.
Related Repairs
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.