Soft Brake Pedal Diagnosis
The brake pedal feels soft or spongy when pressed, indicating a potential issue with the hydraulic brake system. This can reduce braking effectiveness and increase stopping distance.
Diagnosis Details
Possible Causes
Air in the brake lines (contaminated brake fluid)
Brake fluid leak (from caliper, wheel cylinder, or line)
Worn brake master cylinder (internal bypass)
Related OBD-II Codes
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What You Should Do
Inspect brake fluid level and condition.
Check for visible leaks around wheels, calipers, and brake lines.
If fluid is low or dark, bleed the brakes to remove air.
If pedal remains soft, test master cylinder for internal leakage.
Do not drive until brakes are firm.
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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.
