Soft Brake Pedal During Hard Braking – Tesla Model 3
A soft or spongy brake pedal during hard braking in a 2020 Tesla Model 3 indicates a potential issue with the brake hydraulic system or the regenerative braking system. This can lead to reduced stopping power and is a safety concern.
Diagnosis Details
Possible Causes
Air in the brake hydraulic system (e.g., due to a leak or recent service)
Brake fluid leak (at caliper, line, or master cylinder)
Faulty brake master cylinder or booster (common in high-mileage vehicles)
Related OBD-II Codes
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What You Should Do
Immediately stop driving and have the vehicle towed to a qualified Tesla service center.
Do not attempt hard braking until inspected.
A technician should check brake fluid level, inspect for leaks, bleed the brakes, and test the master cylinder and booster.
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.