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Home >> BMW >> 1989 >> 735iL >> Repair and Diagnosis (Single Page) >> Brakes >> Mechanical - Hydraulic >> Disc >> Troubleshooting >> Symptom D: Brake Pedal Motion Too Soft & Spongy

Symptom D: Brake Pedal Motion Too Soft & Spongy

SYMPTOM D: BRAKE PEDAL MOTION TOO SOFT & SPONGY

Cause Solution
Air In Braking System Top Up Or Change Brake Fluid, Bleed Brake System
Insufficient Brake Fluid In Expansion Tank Top Up Or Change Brake Fluid, Bleed Brake System
Overheated Brake Fluid, Vapor Lock Due To Excessive Water Content In Brake Fluid Or Excessive Brake Loads Change Brake Fluid, Bleed Brake System