Soft Brake Pedal During Hard Braking
The brake pedal feels soft or spongy when applying hard braking, indicating a potential loss of hydraulic pressure or air in the brake system.
Diagnosis Details
Possible Causes
Air in the brake lines (contaminated brake fluid)
Brake fluid leak (master cylinder, wheel cylinders, or lines)
Worn brake pads or glazed rotors reducing braking efficiency
Related OBD-II Codes
Not satisfied with this diagnosis?
Try Another DiagnosisWhat To Do Next
What You Should Do
Do not drive the vehicle.
Check brake fluid level and look for leaks.
Bleed the brake system to remove air.
Inspect brake pads, rotors, and lines.
If fluid is low or leaking, repair the leak and refill.
Seek professional brake service immediately.
Related Repairs
Share this diagnosis
Help others with similar symptoms
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.
